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#26 2024-12-13 16:09:28

seth
Member
Registered: 2012-09-03
Posts: 59,934

Re: Lagging and stuttering: bad desktop performance

Please only link and don't embed large images and ideally do not post images of text, but the text.

nb. that the OP uses i3 on X11 but your screenshots show sway - do you get the same behavior w/ i3 or is it limited to sway?
Also

during those things start lagging, mouse moves slow, videos stutter, etc

but the OP seems to have faced audio stutter specifically, so you're probably off topic.
In that case please report your first post to get split off into its own thread.

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#27 2024-12-18 15:01:39

jjeziorny
Member
Registered: 2017-02-03
Posts: 17

Re: Lagging and stuttering: bad desktop performance

seth wrote:

Please only link and don't embed large images and ideally do not post images of text, but the text.

The images are screenshot of three different terminals, and as you can see they are not simple text output that can't be copied as text


seth wrote:

nb. that the OP uses i3 on X11 but your screenshots show sway - do you get the same behavior w/ i3 or is it limited to sway?

I don't believe the issue to be related to sway as I had same behavior when using XFCE. Nevertheless, happy to create a new thread if necessary.

seth wrote:

Also

during those things start lagging, mouse moves slow, videos stutter, etc

but the OP seems to have faced audio stutter specifically, so you're probably off topic.
In that case please report your first post to get split off into its own thread.

Not really, as you can see bellow he's complain is of performance, not audio lagging.

I have been using Arch Linux for about 5 years now. Just recently I decided to try Nixos, didn't like it, and switched back. But, since I reinstalled Arch, I have a very poor performance. Not having experienced this before, I really don't know where to start to find out what the issue is. The performance is really bad when I am having video calls, using Slack or Teams (with Vivaldi, Chromium, Edge, etc). Nixos performed so much better, so I really believe it is a setup thing, something I am missing.

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#28 2024-12-18 15:41:25

seth
Member
Registered: 2012-09-03
Posts: 59,934

Re: Lagging and stuttering: bad desktop performance

they are not simple text output that can't be copied as text

Yes, can. Leaving aside that you could redirect the output immediately, you can also use script to record terminal sessions.
But regardless: don't embed large images.

Not really, as you can see bellow he's complain is of performance, not audio lagging.

And what indicates "performance" here? The closest we've to a quantifier is:
https://bbs.archlinux.org/viewtopic.php … 6#p2163916

I have been testing, without picom, for 2 days now. No improvement at all. Still stuttering audio, especially when using teams (with Vivaldi and Chromium, both with Video Acceleration). Anything else I can try?

Anyway, maybe we can quantify at least your case of

systems is super sluggish

What does that mean specifically? Does the mouse cursor lag, does audio or video stall, does opening files take seconds or minutes.
Do you run OOM?
How does

time echo "scale=5000; a(1)*4" | bc -l

compare in the "sluggish" context to the "non-sluggish" context?
(The calculation result will be the same and look familiar, only the duration matters as a poor mans CPU benchmark)

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#29 2024-12-19 07:57:57

jjeziorny
Member
Registered: 2017-02-03
Posts: 17

Re: Lagging and stuttering: bad desktop performance

What does that mean specifically? Does the mouse cursor lag, does audio or video stall, does opening files take seconds or minutes.

mouse cursor lags a lot
video shuttering and in many occasions stops and shows loading circle
audio if it's a video obviously shutters with it
audio if I'm on a call and talking people tell me they couldn't hear me well and I have to repeat
basically, the computer becomes unusable for a few seconds until the issue passes.


time echo "scale=5000; a(1)*4" | bc -l

Normal

real	0m9.173s
user	0m9.131s
sys	0m0.000s

During issue, a youtube video playing at the time to force the performance shutter

real	0m24.565s
user	0m24.331s
sys	0m0.027s

This should be the sysstat during the second run

08:24:16 AM     CPU     %user     %nice   %system   %iowait    %steal     %idle
08:24:17 AM     all      3.49      0.08      1.75      0.50      0.00     94.18
08:24:18 AM     all      3.48      0.00      1.66      0.41      0.00     94.44
08:24:19 AM     all      4.07      0.00      1.91      0.58      0.00     93.44
08:24:20 AM     all      3.84      0.00      1.50      0.67      0.00     93.99
08:24:21 AM     all     10.33      0.00      5.08      3.64      0.00     80.95
08:24:22 AM     all     16.48      0.00      7.26      8.45      0.00     67.81
08:24:23 AM     all     17.85      0.00      7.54     11.53      0.00     63.08
08:24:24 AM     all     24.78      0.09      7.08     10.54      0.00     57.51
08:24:25 AM     all     10.25      0.08      6.35     11.26      0.00     72.06
08:24:26 AM     all     16.18      0.09      6.13     10.90      0.00     66.70
08:24:27 AM     all     26.96      0.00      8.18      8.35      0.00     56.50
08:24:28 AM     all     24.59      0.09      7.60      9.82      0.00     57.90
08:24:29 AM     all     23.22      0.09      9.00      8.40      0.00     59.30
08:24:30 AM     all     23.24      0.09      6.88      9.38      0.00     60.41
08:24:31 AM     all     21.83      0.00      5.95     10.96      0.00     61.26
08:24:32 AM     all     23.74      0.00      6.72     10.72      0.00     58.81
08:24:33 AM     all     23.05      0.09      8.83     10.03      0.00     58.01
08:24:34 AM     all     24.83      0.00      7.39      8.16      0.00     59.62
08:24:35 AM     all     22.92      0.00      6.70      8.41      0.00     61.97
08:24:36 AM     all     30.23      0.00      9.82      8.38      0.00     51.57
08:24:37 AM     all     23.94      0.09      6.90      8.01      0.00     61.07
08:24:38 AM     all     25.63      0.00      8.21      7.70      0.00     58.46
08:24:39 AM     all     25.70      0.00      8.43      9.45      0.00     56.43
08:24:40 AM     all     20.36      0.08      6.70      8.91      0.00     63.95
08:24:41 AM     all     21.04      0.00      7.58     11.16      0.00     60.22
08:24:42 AM     all     26.02      0.17      8.30      8.47      0.00     57.04
08:24:43 AM     all     12.33      0.08      2.43      0.92      0.00     84.23
08:24:44 AM     all     12.77      0.00      1.90      0.35      0.00     84.99
08:24:45 AM     all     12.84      0.00      1.79      0.34      0.00     85.03
08:24:46 AM     all     10.81      0.00      1.53      0.51      0.00     87.15
08:24:47 AM     all     12.04      0.00      1.53      0.51      0.00     85.92
08:24:48 AM     all     12.38      0.00      2.12      0.51      0.00     84.99
08:24:49 AM     all     12.08      0.08      1.69      0.42      0.00     85.73
08:24:50 AM     all     11.87      0.08      2.09      0.67      0.00     85.28
08:24:51 AM     all      3.12      0.08      1.27      0.42      0.00     95.11
08:24:52 AM     all      3.36      0.00      1.76      0.42      0.00     94.45
08:24:53 AM     all      2.92      0.00      1.92      0.42      0.00     94.75
08:24:54 AM     all      2.43      0.00      1.68      0.42      0.00     95.47

And first run should be around here

08:22:37 AM     CPU     %user     %nice   %system   %iowait    %steal     %idle
08:22:38 AM     all      0.84      0.00      1.01      0.00      0.00     98.14
08:22:39 AM     all      0.75      0.00      1.25      0.00      0.00     97.99
08:22:40 AM     all      2.73      0.00      1.57      0.17      0.00     95.54
08:22:41 AM     all      1.51      0.00      1.17      0.08      0.00     97.24
08:22:42 AM     all      0.50      0.00      0.92      0.17      0.00     98.41
08:22:43 AM     all      3.50      0.00      4.34      0.17      0.00     91.99
08:22:44 AM     all      2.19      0.00      1.26      0.00      0.00     96.55
08:22:45 AM     all      1.91      0.00      1.58      0.17      0.00     96.35
08:22:46 AM     all      2.17      0.00      1.25      0.08      0.00     96.50
08:22:47 AM     all      1.83      0.00      1.25      0.33      0.00     96.59
08:22:48 AM     all      3.60      0.00      1.00      0.17      0.00     95.23
08:22:49 AM     all      9.00      0.00      1.33      0.00      0.00     89.67
08:22:50 AM     all      9.51      0.00      0.67      0.08      0.00     89.73
08:22:51 AM     all      9.29      0.00      1.66      0.08      0.00     88.97
08:22:52 AM     all      9.11      0.00      0.67      0.00      0.00     90.22
08:22:53 AM     all      9.35      0.00      1.57      0.00      0.00     89.08
08:22:54 AM     all      9.61      0.00      0.67      0.00      0.00     89.72
08:22:55 AM     all      9.22      0.00      0.75      0.00      0.00     90.03
08:22:56 AM     all     10.12      0.00      1.41      0.00      0.00     88.46
08:22:57 AM     all      8.00      0.00      1.17      0.00      0.00     90.83
08:22:58 AM     all      0.58      0.00      1.17      0.00      0.00     98.25
08:22:59 AM     all      0.50      0.00      0.67      0.00      0.00     98.83


it seems to happen at intervals, not sure if specific or random intervals, but it's almost as if there's a scheduled task that takes place (let's say every 5min) which causes it to happen.
While writing this response I had an incidence, no video or calls happening. Simply noticed mouse got slugish

08:48:37 AM     CPU     %user     %nice   %system   %iowait    %steal     %idle
08:48:38 AM     all      8.11      0.00      3.80      2.96      0.00     85.12
08:48:39 AM     all     10.48      0.00      4.47     12.03      0.00     73.02
08:48:40 AM     all      9.34      0.08      5.05      5.80      0.00     79.73
08:48:41 AM     all      4.86      0.09      3.66     12.01      0.00     79.39
08:48:42 AM     all     10.84      0.00      4.48     10.67      0.00     74.01
08:48:43 AM     all      9.11      0.00      4.77      9.96      0.00     76.17
08:48:44 AM     all      8.40      0.00      4.71      8.48      0.00     78.41
08:48:45 AM     all     17.02      0.09      7.65      8.86      0.00     66.38
08:48:46 AM     all     11.38      0.00      5.44      8.84      0.00     74.34
08:48:47 AM     all      2.85      0.00      1.85      2.60      0.00     92.70
08:48:48 AM     all      0.75      0.00      1.00      0.17      0.00     98.09

Some iowait peaks are noticeable this time.
Device is a laptop with nvme, and in the past it had run fine. Similar to the original post here, after a re-installation of Arch this issue started showing, I've switched to Manjaro a couple weeks ago to test and same issue happens.

Last edited by jjeziorny (2024-12-19 10:47:29)

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#30 2024-12-19 13:43:16

jjeziorny
Member
Registered: 2017-02-03
Posts: 17

Re: Lagging and stuttering: bad desktop performance

quick update to add, the issue is not happening only when video or calls are happening.

This morning I had multiple occurrences without any of those two actions taking place.

I've have full sysstat collection with 1s interval during the times it happened, hopefully they will help me identify the cause.

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#31 2024-12-19 20:35:58

seth
Member
Registered: 2012-09-03
Posts: 59,934

Re: Lagging and stuttering: bad desktop performance

real    0m9.173s
real    0m24.565s

So your single-core performance takes a massive hit.
Have you monitored "top" to see which process(es) consume(s) the CPU during these episodes?

almost as if there's a scheduled task that takes place (let's say every 5min)

Or is it the frequency?
https://wiki.archlinux.org/title/CPU_fr … _governors ?
Does it help to force the performance mode?
(Pay attention to adjustments from tools lile TLP!)

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#32 2024-12-19 21:34:19

jjeziorny
Member
Registered: 2017-02-03
Posts: 17

Re: Lagging and stuttering: bad desktop performance

Yeah, from everything I've seen I keep thinking there's some kind of task scheduling not working optimally. But don't know where to look for it, so trying to collect information from every place I can.

CPU governor is already set to performance:

 $ cpupower frequency-info
analyzing CPU 4:
  driver: intel_pstate
  CPUs which run at the same hardware frequency: 4
  CPUs which need to have their frequency coordinated by software: 4
  maximum transition latency:  Cannot determine or is not supported.
  hardware limits: 400 MHz - 3.90 GHz
  available cpufreq governors: performance powersave
  current policy: frequency should be within 400 MHz and 3.90 GHz.
                  The governor "performance" may decide which speed to use
                  within this range.
  current CPU frequency: Unable to call hardware
  current CPU frequency: 400 MHz (asserted by call to kernel)
  boost state support:
    Supported: yes
    Active: yes

I've collected sysstat through most of the day and tried to capture all running processes when the performance degradation happens. Don't see anything out of ordinary, on some cases there's a browser with high CPU but in others nothing really high (bear in mind the capture is a single ps axwww which I tried to execute during the issue)

Here's some of the instances:

10:40 - No video or calls running:

$ sar -f sysstat_ALL.sar -s 10:40:00 -e 10:40:40
Linux 6.12.4-1-MANJARO (jj)     12/19/2024      _x86_64_        (12 CPU)

10:40:00 AM     CPU     %user     %nice   %system   %iowait    %steal     %idle
10:40:01 AM     all      2.51      0.08      1.59      0.25      0.00     95.56
10:40:02 AM     all      3.64      0.00      2.73      0.74      0.00     92.89
10:40:03 AM     all      1.92      0.00      1.92      0.42      0.00     95.75
10:40:04 AM     all      3.16      0.00      1.33      0.42      0.00     95.09
10:40:05 AM     all      1.00      0.00      1.83      0.25      0.00     96.91
10:40:06 AM     all      2.61      0.00      1.52      0.25      0.00     95.62
10:40:07 AM     all      3.44      0.08      1.34      0.25      0.00     94.88
10:40:08 AM     all      3.07      0.08      1.82      0.58      0.00     94.44
10:40:09 AM     all      2.25      0.00      2.17      1.42      0.00     94.16
10:40:10 AM     all     18.27      0.00      8.33      2.97      0.00     70.43
10:40:11 AM     all     29.94      0.00     19.24      4.31      0.00     46.51
10:40:12 AM     all     13.81      0.17     10.70      9.32      0.00     66.01
10:40:13 AM     all     22.36      0.00     10.23      7.71      0.00     59.71
10:40:14 AM     all     30.36      0.09     12.84      5.38      0.00     51.34
10:40:15 AM     all     23.30      0.09     10.87      7.85      0.00     57.89
10:40:16 AM     all     75.02      0.00     10.37      1.95      0.00     12.66
10:40:17 AM     all     53.82      0.00     13.89      4.08      0.00     28.21
10:40:18 AM     all     34.60      0.00      9.75      5.52      0.00     50.13
10:40:19 AM     all     56.54      0.08     11.29      5.94      0.00     26.15
10:40:20 AM     all     26.48      0.00      8.65      8.74      0.00     56.13
10:40:21 AM     all     18.78      0.00      9.69      7.89      0.00     63.64
10:40:22 AM     all     27.48      0.00      9.67      7.38      0.00     55.47
10:40:23 AM     all     54.46      0.00     28.82      1.89      0.00     14.84
10:40:24 AM     all     41.62      0.17     15.64      4.17      0.00     38.40
10:40:25 AM     all     27.59      0.00     13.45      5.69      0.00     53.28
10:40:26 AM     all     16.13      0.00      8.24      7.39      0.00     68.24
10:40:27 AM     all     24.39      0.00      7.62      5.67      0.00     62.32
10:40:28 AM     all     14.44      0.00      7.35      6.33      0.00     71.88
10:40:29 AM     all     24.14      0.00     10.31      5.28      0.00     60.27
10:40:30 AM     all     17.25      0.17     10.25      2.58      0.00     69.75
10:40:31 AM     all     12.47      0.00      9.54      2.68      0.00     75.31
10:40:32 AM     all     25.17      0.08      8.64      4.32      0.00     61.79
10:40:33 AM     all     24.29      0.00     12.65      1.51      0.00     61.56
10:40:34 AM     all     16.85      0.09      7.61      0.94      0.00     74.51
10:40:35 AM     all     14.45      0.08      8.60      0.58      0.00     76.27
10:40:36 AM     all      2.27      0.00      1.34      0.17      0.00     96.22
10:40:37 AM     all      3.31      0.00      2.49      0.41      0.00     93.79
10:40:38 AM     all      3.09      0.08      1.83      0.17      0.00     94.83
10:40:39 AM     all      2.91      0.00      1.91      0.33      0.00     94.84
10:40:40 AM     all      2.49      0.00      1.41      0.33      0.00     95.76
$ cat processes_1040.txt | grep -v 0.0 | sort -nrk3
kadu      349763 55.7  0.7 10975188 238700 ?     Sl   10:40   0:10 /usr/lib/firefox/firefox -contentproc -isForBrowser -prefsHandle 0 -prefsLen 36577 -prefMapHandle 1 -prefMapSize 259028 -jsInitHandle 2 -jsInitLen 234660 -parentBuildID 20241211112127 -sandboxReporter 3 -chrootClient 4 -ipcHandle 5 -initialChannelId {ff4d420c-438d-41b5-9b5b-70feea9df6df} -parentPid 15305 -crashReporter 6 -greomni /usr/lib/firefox/omni.ja -appomni /usr/lib/firefox/browser/omni.ja -appDir /usr/lib/firefox/browser 1549 tab
kadu      347894 14.4  1.0 2718056 346928 ?      Sl   10:38   0:19 /usr/lib/firefox/firefox -contentproc -isForBrowser -prefsHandle 0 -prefsLen 36577 -prefMapHandle 1 -prefMapSize 259028 -jsInitHandle 2 -jsInitLen 234660 -parentBuildID 20241211112127 -sandboxReporter 3 -chrootClient 4 -ipcHandle 5 -initialChannelId {a7c63878-c5b1-46b8-a37c-95dd8df84b33} -parentPid 15305 -crashReporter 6 -greomni /usr/lib/firefox/omni.ja -appomni /usr/lib/firefox/browser/omni.ja -appDir /usr/lib/firefox/browser 1512 tab
kadu       15305  2.4  2.9 12448924 938284 ?     Sl   Dec17  68:35 /usr/lib/firefox/firefox -P
kadu      321934  0.7  1.1 34464836 372608 ?     Sl   08:45   0:51 /usr/lib/chromium/chromium --ozone-platform=wayland --enable-features=WaylandWindowDecorations --enable-features=WebRTCPipeWireCapturer --force-dark-mode --enable-features=VaapiVideoDecoder,VaapiVideoEncoder,VaapiVideoDecodeLinuxGL
kadu       11575  0.6  0.4 4152032 153908 ?      Sl   Dec17  17:27 /usr/bin/sway
kadu       20971  0.5  3.5 2487784 1136400 ?     Sl   Dec17  14:42 /usr/lib/virtualbox/VBoxHeadless --comment AttifyOS --startvm a2ee203e-7a0e-4bbe-a1a6-f87644c2f802 --vrde config
kadu      294635  0.4  2.1 3609756 689216 ?      Sl   07:17   0:54 /usr/lib/firefox/firefox -contentproc -isForBrowser -prefsHandle 0 -prefsLen 36485 -prefMapHandle 1 -prefMapSize 259992 -jsInitHandle 2 -jsInitLen 234660 -parentBuildID 20241211112127 -sandboxReporter 3 -chrootClient 4 -ipcHandle 5 -initialChannelId {47ab4604-4c7e-4f47-b6cd-cfa9f38d2e99} -parentPid 17793 -crashReporter 6 -greomni /usr/lib/firefox/omni.ja -appomni /usr/lib/firefox/browser/omni.ja -appDir /usr/lib/firefox/browser 268 tab
kadu       15570  0.4  2.0 28472960 665260 ?     Sl   Dec17  11:43 /usr/lib/firefox/firefox -contentproc -isForBrowser -prefsHandle 0 -prefsLen 28945 -prefMapHandle 1 -prefMapSize 259028 -jsInitHandle 2 -jsInitLen 234660 -parentBuildID 20241211112127 -sandboxReporter 3 -chrootClient 4 -ipcHandle 5 -initialChannelId {a22793eb-6c47-460a-885f-9679bdd4067a} -parentPid 15305 -crashReporter 6 -greomni /usr/lib/firefox/omni.ja -appomni /usr/lib/firefox/browser/omni.ja -appDir /usr/lib/firefox/browser 4 tab
kadu       17793  0.3  2.0 3593308 646340 ?      Sl   Dec17   9:28 /usr/lib/firefox/firefox -P
kadu       15573  0.3  1.7 2988760 548548 ?      Sl   Dec17  10:19 /usr/lib/firefox/firefox -contentproc -isForBrowser -prefsHandle 0 -prefsLen 28945 -prefMapHandle 1 -prefMapSize 259028 -jsInitHandle 2 -jsInitLen 234660 -parentBuildID 20241211112127 -sandboxReporter 3 -chrootClient 4 -ipcHandle 5 -initialChannelId {c1d68b64-4231-4b55-8698-769fdcd09f52} -parentPid 15305 -crashReporter 6 -greomni /usr/lib/firefox/omni.ja -appomni /usr/lib/firefox/browser/omni.ja -appDir /usr/lib/firefox/browser 5 tab
root        1445  0.1  0.2 2797044 89832 ?       Ssl  Dec17   3:33 /usr/bin/warp-svc
kadu       63569  0.1  1.0 1214167580 327768 ?   Sl   Dec17   3:50 /opt/visual-studio-code/code --type=utility --utility-sub-type=node.mojom.NodeService --lang=en-US --service-sandbox-type=none --crashpad-handler-pid=63480 --enable-crash-reporter=eb5bde24-435c-48bb-ae0d-e378d1f8c6de,no_channel --user-data-dir=/home/kadu/.config/Code --standard-schemes=vscode-webview,vscode-file --enable-sandbox --secure-schemes=vscode-webview,vscode-file --cors-schemes=vscode-webview,vscode-file --fetch-schemes=vscode-webview,vscode-file --service-worker-schemes=vscode-webview --code-cache-schemes=vscode-webview,vscode-file --shared-files=v8_context_snapshot_data:100 --field-trial-handle=3,i,16671438285013888887,5095286378242327671,262144 --enable-features=UseOzonePlatform --disable-features=CalculateNativeWinOcclusion,PlzDedicatedWorker,SpareRendererForSitePerProcess --variations-seed-version
kadu       63538  0.1  1.2 1216389488 403388 ?   Sl   Dec17   4:21 /opt/visual-studio-code/code --type=renderer --crashpad-handler-pid=63480 --enable-crash-reporter=eb5bde24-435c-48bb-ae0d-e378d1f8c6de,no_channel --user-data-dir=/home/kadu/.config/Code --standard-schemes=vscode-webview,vscode-file --enable-sandbox --secure-schemes=vscode-webview,vscode-file --cors-schemes=vscode-webview,vscode-file --fetch-schemes=vscode-webview,vscode-file --service-worker-schemes=vscode-webview --code-cache-schemes=vscode-webview,vscode-file --app-path=/opt/visual-studio-code/resources/app --enable-sandbox --enable-blink-features=HighlightAPI --ozone-platform=wayland --disable-blink-features=FontMatchingCTMigration,StandardizedBrowserZoom, --lang=en-US --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=4 --time-ticks-at-unix-epoch=-1734433749822658 --launch-time-ticks=14046566709 --shared-files=v8_context_snapshot_data:100 --field-trial-handle=3,i,16671438285013888887,5095286378242327671,262144 --enable-features=UseOzonePlatform --disable-features=CalculateNativeWinOcclusion,PlzDedicatedWorker,SpareRendererForSitePerProcess --variations-seed-version --vscode-window-config=vscode:6fcac81c-5f39-49b3-9961-80e1195cb038
kadu       15975  0.1  0.7 834372 226348 ?       Sl   Dec17   3:29 /usr/lib/firefox/firefox -contentproc -parentBuildID 20241211112127 -prefsHandle 0 -prefsLen 39559 -prefMapHandle 1 -prefMapSize 259028 -sandboxReporter 2 -chrootClient 3 -ipcHandle 4 -initialChannelId {d92da842-49c5-4a41-92f4-186340363df8} -parentPid 15305 -crashReporter 5 -appDir /usr/lib/firefox/browser 14 rdd
kadu       15613  0.1  1.6 3029008 516896 ?      Sl   Dec17   4:02 /usr/lib/firefox/firefox -contentproc -isForBrowser -prefsHandle 0 -prefsLen 28945 -prefMapHandle 1 -prefMapSize 259028 -jsInitHandle 2 -jsInitLen 234660 -parentBuildID 20241211112127 -sandboxReporter 3 -chrootClient 4 -ipcHandle 5 -initialChannelId {3c3d0f32-f69c-4b75-bc90-b904648c2c0a} -parentPid 15305 -crashReporter 6 -greomni /usr/lib/firefox/omni.ja -appomni /usr/lib/firefox/browser/omni.ja -appDir /usr/lib/firefox/browser 8 tab
kadu       12932  0.1  0.2 575288 81776 ?        Sl   Dec17   3:23 Xwayland :0 -rootless -core -terminate 10 -listenfd 33 -listenfd 34 -displayfd 140 -wm 137
kadu       12909  0.1  0.3 34532004 101248 ?     Sl   Dec17   4:39 /usr/lib/electron29/electron --type=gpu-process --no-sandbox --ozone-platform=wayland --crashpad-handler-pid=12671 --enable-crash-reporter=ec18da13-e8cd-4ec0-be29-5bf80342d715,no_channel --user-data-dir=/home/kadu/.config/tabby --gpu-preferences=WAAAAAAAAAAgAAAMAAAAAAAAAAAAAAAAAABgAAAAAAA4AAAAAAAAAAAAAAAMAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA8AAAAAAAAADwAAAAAAAAAFAAAAAJAAAASAAAAAAAAABQAAAAAAAAAFgAAAAAAAAAYAAAAAAAAABoAAAAAAAAAHAAAAAAAAAAeAAAAAAAAACAAAAAAAAAAIgAAAAAAAAAEAAAAAAAAAAAAAAABAAAABAAAAAAAAAAAAAAAA0AAAAQAAAAAAAAAAIAAAAOAAAAEAAAAAAAAAAEAAAADgAAABAAAAAAAAAACAAAAA0AAAAQAAAAAAAAAAgAAAAOAAAAEAAAAAAAAAAKAAAADgAAABAAAAAAAAAACQAAAA0AAAAQAAAAAAAAAAkAAAAOAAAACAAAAAAAAAAIAAAAAAAAAA== --use-gl=angle --use-angle=swiftshader-webgl --shared-files --field-trial-handle=0,i,3859988929627570522,12989207558199989639,262144 --enable-features=VaapiVideoDecodeLinuxGL,VaapiVideoDecoder,VaapiVideoEncoder,kWebSQLAccess --disable-features=SpareRendererForSitePerProcess --variations-seed-version
USER         PID %CPU %MEM    VSZ   RSS TTY      STAT START   TIME COMMAND


11:06 - no video or calls running

$ sar -f sysstat_ALL.sar -s 11:06:20 -e 11:06:50
Linux 6.12.4-1-MANJARO (jj)     12/19/2024      _x86_64_        (12 CPU)

11:06:20 AM     CPU     %user     %nice   %system   %iowait    %steal     %idle
11:06:21 AM     all      1.87      0.00      2.13      0.26      0.00     95.74
11:06:22 AM     all      2.97      0.00      1.70      0.59      0.00     94.74
11:06:23 AM     all      2.14      0.00      1.88      0.34      0.00     95.64
11:06:24 AM     all      2.30      0.09      1.45      0.34      0.00     95.83
11:06:25 AM     all      3.05      0.00      2.03      0.59      0.00     94.33
11:06:26 AM     all     12.31      0.17      5.35      0.68      0.00     81.49
11:06:27 AM     all     23.40      0.00      9.62      8.93      0.00     58.06
11:06:28 AM     all     19.19      0.00      9.33     11.50      0.00     59.98
11:06:29 AM     all     17.79      0.00      7.40     11.32      0.00     63.49
11:06:30 AM     all     15.26      0.00      6.72      9.22      0.00     68.79
11:06:31 AM     all     22.32      0.00     10.03      9.17      0.00     58.48
11:06:32 AM     all      9.43      0.09      5.57      9.43      0.00     75.49
11:06:33 AM     all     22.75      0.09     10.18      8.90      0.00     58.08
11:06:34 AM     all     40.19      0.00     11.89      9.29      0.00     38.63
11:06:35 AM     all     26.90      0.00     11.53     10.08      0.00     51.49
11:06:36 AM     all     23.10      0.17      8.29     11.59      0.00     56.85
11:06:37 AM     all     33.59      0.08     10.41      8.88      0.00     47.04
11:06:38 AM     all     31.58      0.00      6.28      7.47      0.00     54.67
11:06:39 AM     all     14.94      0.00      8.61      0.76      0.00     75.70
11:06:40 AM     all      8.75      0.08      5.13      2.19      0.00     83.84
11:06:41 AM     all     18.17      0.00     11.46      3.14      0.00     67.23
11:06:42 AM     all      7.89      0.08      4.36      0.84      0.00     86.83
11:06:43 AM     all     27.30      0.00     12.58      4.65      0.00     55.47
11:06:44 AM     all     25.35      0.00      8.57      7.60      0.00     58.48
11:06:45 AM     all      4.13      0.00      2.70      0.76      0.00     92.41
11:06:46 AM     all      1.00      0.00      1.33      0.17      0.00     97.50
11:06:47 AM     all      4.71      0.00      1.34      0.34      0.00     93.61
11:06:48 AM     all      0.75      0.08      1.50      0.25      0.00     97.42
11:06:49 AM     all      0.50      0.00      1.59      0.25      0.00     97.66
11:06:50 AM     all      2.10      0.00      1.26      0.17      0.00     96.48
$ cat processes_1208.txt | grep -v 0.0 | sort -nrk3
kadu       15305  2.5  2.8 12412420 931724 ?     Sl   Dec17  72:44 /usr/lib/firefox/firefox -P
kadu      321934  0.7  1.1 34461376 380416 ?     Sl   08:45   1:30 /usr/lib/chromium/chromium --ozone-platform=wayland --enable-features=WaylandWindowDecorations --enable-features=WebRTCPipeWireCapturer --force-dark-mode --enable-features=VaapiVideoDecoder,VaapiVideoEncoder,VaapiVideoDecodeLinuxGL
kadu      294635  0.7  2.2 3628340 714832 ?      Sl   07:17   2:15 /usr/lib/firefox/firefox -contentproc -isForBrowser -prefsHandle 0 -prefsLen 36485 -prefMapHandle 1 -prefMapSize 259992 -jsInitHandle 2 -jsInitLen 234660 -parentBuildID 20241211112127 -sandboxReporter 3 -chrootClient 4 -ipcHandle 5 -initialChannelId {47ab4604-4c7e-4f47-b6cd-cfa9f38d2e99} -parentPid 17793 -crashReporter 6 -greomni /usr/lib/firefox/omni.ja -appomni /usr/lib/firefox/browser/omni.ja -appDir /usr/lib/firefox/browser 268 tab
kadu       11575  0.6  0.4 4590244 154756 ?      Sl   Dec17  19:16 /usr/bin/sway
kadu       20971  0.5  3.5 2487784 1136400 ?     Sl   Dec17  15:38 /usr/lib/virtualbox/VBoxHeadless --comment AttifyOS --startvm a2ee203e-7a0e-4bbe-a1a6-f87644c2f802 --vrde config
kadu       17793  0.4  1.9 3625456 622236 ?      Sl   Dec17  11:48 /usr/lib/firefox/firefox -P
kadu       15573  0.4  1.6 2998200 546688 ?      Sl   Dec17  11:40 /usr/lib/firefox/firefox -contentproc -isForBrowser -prefsHandle 0 -prefsLen 28945 -prefMapHandle 1 -prefMapSize 259028 -jsInitHandle 2 -jsInitLen 234660 -parentBuildID 20241211112127 -sandboxReporter 3 -chrootClient 4 -ipcHandle 5 -initialChannelId {c1d68b64-4231-4b55-8698-769fdcd09f52} -parentPid 15305 -crashReporter 6 -greomni /usr/lib/firefox/omni.ja -appomni /usr/lib/firefox/browser/omni.ja -appDir /usr/lib/firefox/browser 5 tab
kadu       15570  0.4  2.2 28484660 718384 ?     Sl   Dec17  12:01 /usr/lib/firefox/firefox -contentproc -isForBrowser -prefsHandle 0 -prefsLen 28945 -prefMapHandle 1 -prefMapSize 259028 -jsInitHandle 2 -jsInitLen 234660 -parentBuildID 20241211112127 -sandboxReporter 3 -chrootClient 4 -ipcHandle 5 -initialChannelId {a22793eb-6c47-460a-885f-9679bdd4067a} -parentPid 15305 -crashReporter 6 -greomni /usr/lib/firefox/omni.ja -appomni /usr/lib/firefox/browser/omni.ja -appDir /usr/lib/firefox/browser 4 tab
kadu       12862  0.3  0.2 234496 76044 ?        S<Lsl Dec17  11:11 /usr/bin/pipewire-pulse
kadu       15578  0.2  2.1 3255076 687156 ?      Sl   Dec17   7:13 /usr/lib/firefox/firefox -contentproc -isForBrowser -prefsHandle 0 -prefsLen 28945 -prefMapHandle 1 -prefMapSize 259028 -jsInitHandle 2 -jsInitLen 234660 -parentBuildID 20241211112127 -sandboxReporter 3 -chrootClient 4 -ipcHandle 5 -initialChannelId {8896d3dd-5626-47ac-a536-6f270d7ba148} -parentPid 15305 -crashReporter 6 -greomni /usr/lib/firefox/omni.ja -appomni /usr/lib/firefox/browser/omni.ja -appDir /usr/lib/firefox/browser 6 tab
kadu       12719  0.2  0.1 184924 32368 ?        S<sl Dec17   6:33 /usr/bin/pipewire
root        1445  0.1  0.2 2797044 89832 ?       Ssl  Dec17   3:46 /usr/bin/warp-svc
kadu       63569  0.1  1.0 1214167580 327972 ?   Sl   Dec17   4:09 /opt/visual-studio-code/code --type=utility --utility-sub-type=node.mojom.NodeService --lang=en-US --service-sandbox-type=none --crashpad-handler-pid=63480 --enable-crash-reporter=eb5bde24-435c-48bb-ae0d-e378d1f8c6de,no_channel --user-data-dir=/home/kadu/.config/Code --standard-schemes=vscode-webview,vscode-file --enable-sandbox --secure-schemes=vscode-webview,vscode-file --cors-schemes=vscode-webview,vscode-file --fetch-schemes=vscode-webview,vscode-file --service-worker-schemes=vscode-webview --code-cache-schemes=vscode-webview,vscode-file --shared-files=v8_context_snapshot_data:100 --field-trial-handle=3,i,16671438285013888887,5095286378242327671,262144 --enable-features=UseOzonePlatform --disable-features=CalculateNativeWinOcclusion,PlzDedicatedWorker,SpareRendererForSitePerProcess --variations-seed-version
kadu       63538  0.1  1.2 1216403824 407492 ?   Rl   Dec17   5:05 /opt/visual-studio-code/code --type=renderer --crashpad-handler-pid=63480 --enable-crash-reporter=eb5bde24-435c-48bb-ae0d-e378d1f8c6de,no_channel --user-data-dir=/home/kadu/.config/Code --standard-schemes=vscode-webview,vscode-file --enable-sandbox --secure-schemes=vscode-webview,vscode-file --cors-schemes=vscode-webview,vscode-file --fetch-schemes=vscode-webview,vscode-file --service-worker-schemes=vscode-webview --code-cache-schemes=vscode-webview,vscode-file --app-path=/opt/visual-studio-code/resources/app --enable-sandbox --enable-blink-features=HighlightAPI --ozone-platform=wayland --disable-blink-features=FontMatchingCTMigration,StandardizedBrowserZoom, --lang=en-US --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=4 --time-ticks-at-unix-epoch=-1734433749822658 --launch-time-ticks=14046566709 --shared-files=v8_context_snapshot_data:100 --field-trial-handle=3,i,16671438285013888887,5095286378242327671,262144 --enable-features=UseOzonePlatform --disable-features=CalculateNativeWinOcclusion,PlzDedicatedWorker,SpareRendererForSitePerProcess --variations-seed-version --vscode-window-config=vscode:6fcac81c-5f39-49b3-9961-80e1195cb038
kadu       63498  0.1  0.4 34528260 137332 ?     Sl   Dec17   2:50 /opt/visual-studio-code/code --type=gpu-process --ozone-platform=wayland --crashpad-handler-pid=63480 --enable-crash-reporter=eb5bde24-435c-48bb-ae0d-e378d1f8c6de,no_channel --user-data-dir=/home/kadu/.config/Code --gpu-preferences=UAAAAAAAAAAgAAAMAAAAAAAAAAAAAAAAAABgAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAABAAAAAAAAAAEAAAAAAAAAAIAAAAAAAAAAgAAAAAAAAA --shared-files --field-trial-handle=3,i,16671438285013888887,5095286378242327671,262144 --enable-features=UseOzonePlatform --disable-features=CalculateNativeWinOcclusion,PlzDedicatedWorker,SpareRendererForSitePerProcess --variations-seed-version
kadu       15975  0.1  0.7 834356 226348 ?       Sl   Dec17   3:29 /usr/lib/firefox/firefox -contentproc -parentBuildID 20241211112127 -prefsHandle 0 -prefsLen 39559 -prefMapHandle 1 -prefMapSize 259028 -sandboxReporter 2 -chrootClient 3 -ipcHandle 4 -initialChannelId {d92da842-49c5-4a41-92f4-186340363df8} -parentPid 15305 -crashReporter 5 -appDir /usr/lib/firefox/browser 14 rdd
kadu       15613  0.1  1.5 3029016 513672 ?      Sl   Dec17   4:27 /usr/lib/firefox/firefox -contentproc -isForBrowser -prefsHandle 0 -prefsLen 28945 -prefMapHandle 1 -prefMapSize 259028 -jsInitHandle 2 -jsInitLen 234660 -parentBuildID 20241211112127 -sandboxReporter 3 -chrootClient 4 -ipcHandle 5 -initialChannelId {3c3d0f32-f69c-4b75-bc90-b904648c2c0a} -parentPid 15305 -crashReporter 6 -greomni /usr/lib/firefox/omni.ja -appomni /usr/lib/firefox/browser/omni.ja -appDir /usr/lib/firefox/browser 8 tab
kadu       15594  0.1  1.1 3027896 385364 ?      Sl   Dec17   2:55 /usr/lib/firefox/firefox -contentproc -isForBrowser -prefsHandle 0 -prefsLen 28945 -prefMapHandle 1 -prefMapSize 259028 -jsInitHandle 2 -jsInitLen 234660 -parentBuildID 20241211112127 -sandboxReporter 3 -chrootClient 4 -ipcHandle 5 -initialChannelId {0320b302-d9e7-4e27-80e6-fe147f68b5c4} -parentPid 15305 -crashReporter 6 -greomni /usr/lib/firefox/omni.ja -appomni /usr/lib/firefox/browser/omni.ja -appDir /usr/lib/firefox/browser 7 tab
kadu       12932  0.1  0.2 575288 81776 ?        Sl   Dec17   3:24 Xwayland :0 -rootless -core -terminate 10 -listenfd 33 -listenfd 34 -displayfd 140 -wm 137
kadu       12909  0.1  0.2 34513572 88856 ?      Sl   Dec17   5:03 /usr/lib/electron29/electron --type=gpu-process --no-sandbox --ozone-platform=wayland --crashpad-handler-pid=12671 --enable-crash-reporter=ec18da13-e8cd-4ec0-be29-5bf80342d715,no_channel --user-data-dir=/home/kadu/.config/tabby --gpu-preferences=WAAAAAAAAAAgAAAMAAAAAAAAAAAAAAAAAABgAAAAAAA4AAAAAAAAAAAAAAAMAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA8AAAAAAAAADwAAAAAAAAAFAAAAAJAAAASAAAAAAAAABQAAAAAAAAAFgAAAAAAAAAYAAAAAAAAABoAAAAAAAAAHAAAAAAAAAAeAAAAAAAAACAAAAAAAAAAIgAAAAAAAAAEAAAAAAAAAAAAAAABAAAABAAAAAAAAAAAAAAAA0AAAAQAAAAAAAAAAIAAAAOAAAAEAAAAAAAAAAEAAAADgAAABAAAAAAAAAACAAAAA0AAAAQAAAAAAAAAAgAAAAOAAAAEAAAAAAAAAAKAAAADgAAABAAAAAAAAAACQAAAA0AAAAQAAAAAAAAAAkAAAAOAAAACAAAAAAAAAAIAAAAAAAAAA== --use-gl=angle --use-angle=swiftshader-webgl --shared-files --field-trial-handle=0,i,3859988929627570522,12989207558199989639,262144 --enable-features=VaapiVideoDecodeLinuxGL,VaapiVideoDecoder,VaapiVideoEncoder,kWebSQLAccess --disable-features=SpareRendererForSitePerProcess --variations-seed-version
USER         PID %CPU %MEM    VSZ   RSS TTY      STAT START   TIME COMMAND
[master !?] ~/tmp [22:12] $ 
[master !?] ~/tmp [22:13] $ 
[master !?] ~/tmp [22:13] $ cat processes_1106.txt | grep -v 0.0 | sort -nrk3
kadu      347894  6.0  1.2 2781528 396288 ?      Sl   10:38   1:43 /usr/lib/firefox/firefox -contentproc -isForBrowser -prefsHandle 0 -prefsLen 36577 -prefMapHandle 1 -prefMapSize 259028 -jsInitHandle 2 -jsInitLen 234660 -parentBuildID 20241211112127 -sandboxReporter 3 -chrootClient 4 -ipcHandle 5 -initialChannelId {a7c63878-c5b1-46b8-a37c-95dd8df84b33} -parentPid 15305 -crashReporter 6 -greomni /usr/lib/firefox/omni.ja -appomni /usr/lib/firefox/browser/omni.ja -appDir /usr/lib/firefox/browser 1512 tab
kadu       15305  2.4  2.8 12414900 908612 ?     Sl   Dec17  69:33 /usr/lib/firefox/firefox -P
kadu      349763  1.0  1.2 2820244 392592 ?      Sl   10:40   0:16 /usr/lib/firefox/firefox -contentproc -isForBrowser -prefsHandle 0 -prefsLen 36577 -prefMapHandle 1 -prefMapSize 259028 -jsInitHandle 2 -jsInitLen 234660 -parentBuildID 20241211112127 -sandboxReporter 3 -chrootClient 4 -ipcHandle 5 -initialChannelId {ff4d420c-438d-41b5-9b5b-70feea9df6df} -parentPid 15305 -crashReporter 6 -greomni /usr/lib/firefox/omni.ja -appomni /usr/lib/firefox/browser/omni.ja -appDir /usr/lib/firefox/browser 1549 tab
kadu      294635  0.7  2.4 3660348 774532 ?      Sl   07:17   1:42 /usr/lib/firefox/firefox -contentproc -isForBrowser -prefsHandle 0 -prefsLen 36485 -prefMapHandle 1 -prefMapSize 259992 -jsInitHandle 2 -jsInitLen 234660 -parentBuildID 20241211112127 -sandboxReporter 3 -chrootClient 4 -ipcHandle 5 -initialChannelId {47ab4604-4c7e-4f47-b6cd-cfa9f38d2e99} -parentPid 17793 -crashReporter 6 -greomni /usr/lib/firefox/omni.ja -appomni /usr/lib/firefox/browser/omni.ja -appDir /usr/lib/firefox/browser 268 tab
kadu      321934  0.6  1.1 34460736 372504 ?     Sl   08:45   0:55 /usr/lib/chromium/chromium --ozone-platform=wayland --enable-features=WaylandWindowDecorations --enable-features=WebRTCPipeWireCapturer --force-dark-mode --enable-features=VaapiVideoDecoder,VaapiVideoEncoder,VaapiVideoDecodeLinuxGL
kadu       11575  0.6  0.4 4109188 153988 ?      Sl   Dec17  17:52 /usr/bin/sway
kadu       20971  0.5  3.5 2487784 1136400 ?     Sl   Dec17  14:58 /usr/lib/virtualbox/VBoxHeadless --comment AttifyOS --startvm a2ee203e-7a0e-4bbe-a1a6-f87644c2f802 --vrde config
kadu       15570  0.4  2.0 28477056 674404 ?     Sl   Dec17  11:45 /usr/lib/firefox/firefox -contentproc -isForBrowser -prefsHandle 0 -prefsLen 28945 -prefMapHandle 1 -prefMapSize 259028 -jsInitHandle 2 -jsInitLen 234660 -parentBuildID 20241211112127 -sandboxReporter 3 -chrootClient 4 -ipcHandle 5 -initialChannelId {a22793eb-6c47-460a-885f-9679bdd4067a} -parentPid 15305 -crashReporter 6 -greomni /usr/lib/firefox/omni.ja -appomni /usr/lib/firefox/browser/omni.ja -appDir /usr/lib/firefox/browser 4 tab
kadu       15573  0.3  1.7 2988760 552756 ?      Sl   Dec17  10:39 /usr/lib/firefox/firefox -contentproc -isForBrowser -prefsHandle 0 -prefsLen 28945 -prefMapHandle 1 -prefMapSize 259028 -jsInitHandle 2 -jsInitLen 234660 -parentBuildID 20241211112127 -sandboxReporter 3 -chrootClient 4 -ipcHandle 5 -initialChannelId {c1d68b64-4231-4b55-8698-769fdcd09f52} -parentPid 15305 -crashReporter 6 -greomni /usr/lib/firefox/omni.ja -appomni /usr/lib/firefox/browser/omni.ja -appDir /usr/lib/firefox/browser 5 tab
kadu       15578  0.2  2.1 3271264 705660 ?      Sl   Dec17   6:50 /usr/lib/firefox/firefox -contentproc -isForBrowser -prefsHandle 0 -prefsLen 28945 -prefMapHandle 1 -prefMapSize 259028 -jsInitHandle 2 -jsInitLen 234660 -parentBuildID 20241211112127 -sandboxReporter 3 -chrootClient 4 -ipcHandle 5 -initialChannelId {8896d3dd-5626-47ac-a536-6f270d7ba148} -parentPid 15305 -crashReporter 6 -greomni /usr/lib/firefox/omni.ja -appomni /usr/lib/firefox/browser/omni.ja -appDir /usr/lib/firefox/browser 6 tab
root        1445  0.1  0.2 2797044 89832 ?       Ssl  Dec17   3:36 /usr/bin/warp-svc
kadu       63569  0.1  1.0 1214167580 327712 ?   Sl   Dec17   3:54 /opt/visual-studio-code/code --type=utility --utility-sub-type=node.mojom.NodeService --lang=en-US --service-sandbox-type=none --crashpad-handler-pid=63480 --enable-crash-reporter=eb5bde24-435c-48bb-ae0d-e378d1f8c6de,no_channel --user-data-dir=/home/kadu/.config/Code --standard-schemes=vscode-webview,vscode-file --enable-sandbox --secure-schemes=vscode-webview,vscode-file --cors-schemes=vscode-webview,vscode-file --fetch-schemes=vscode-webview,vscode-file --service-worker-schemes=vscode-webview --code-cache-schemes=vscode-webview,vscode-file --shared-files=v8_context_snapshot_data:100 --field-trial-handle=3,i,16671438285013888887,5095286378242327671,262144 --enable-features=UseOzonePlatform --disable-features=CalculateNativeWinOcclusion,PlzDedicatedWorker,SpareRendererForSitePerProcess --variations-seed-version
kadu       63538  0.1  1.2 1216389488 406632 ?   Sl   Dec17   4:27 /opt/visual-studio-code/code --type=renderer --crashpad-handler-pid=63480 --enable-crash-reporter=eb5bde24-435c-48bb-ae0d-e378d1f8c6de,no_channel --user-data-dir=/home/kadu/.config/Code --standard-schemes=vscode-webview,vscode-file --enable-sandbox --secure-schemes=vscode-webview,vscode-file --cors-schemes=vscode-webview,vscode-file --fetch-schemes=vscode-webview,vscode-file --service-worker-schemes=vscode-webview --code-cache-schemes=vscode-webview,vscode-file --app-path=/opt/visual-studio-code/resources/app --enable-sandbox --enable-blink-features=HighlightAPI --ozone-platform=wayland --disable-blink-features=FontMatchingCTMigration,StandardizedBrowserZoom, --lang=en-US --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=4 --time-ticks-at-unix-epoch=-1734433749822658 --launch-time-ticks=14046566709 --shared-files=v8_context_snapshot_data:100 --field-trial-handle=3,i,16671438285013888887,5095286378242327671,262144 --enable-features=UseOzonePlatform --disable-features=CalculateNativeWinOcclusion,PlzDedicatedWorker,SpareRendererForSitePerProcess --variations-seed-version --vscode-window-config=vscode:6fcac81c-5f39-49b3-9961-80e1195cb038
kadu       15975  0.1  0.7 834356 226348 ?       Sl   Dec17   3:29 /usr/lib/firefox/firefox -contentproc -parentBuildID 20241211112127 -prefsHandle 0 -prefsLen 39559 -prefMapHandle 1 -prefMapSize 259028 -sandboxReporter 2 -chrootClient 3 -ipcHandle 4 -initialChannelId {d92da842-49c5-4a41-92f4-186340363df8} -parentPid 15305 -crashReporter 5 -appDir /usr/lib/firefox/browser 14 rdd
kadu       15613  0.1  1.6 3029904 531444 ?      Sl   Dec17   4:10 /usr/lib/firefox/firefox -contentproc -isForBrowser -prefsHandle 0 -prefsLen 28945 -prefMapHandle 1 -prefMapSize 259028 -jsInitHandle 2 -jsInitLen 234660 -parentBuildID 20241211112127 -sandboxReporter 3 -chrootClient 4 -ipcHandle 5 -initialChannelId {3c3d0f32-f69c-4b75-bc90-b904648c2c0a} -parentPid 15305 -crashReporter 6 -greomni /usr/lib/firefox/omni.ja -appomni /usr/lib/firefox/browser/omni.ja -appDir /usr/lib/firefox/browser 8 tab
kadu       12932  0.1  0.2 575288 81776 ?        Sl   Dec17   3:23 Xwayland :0 -rootless -core -terminate 10 -listenfd 33 -listenfd 34 -displayfd 140 -wm 137
kadu       12909  0.1  0.3 34525860 97508 ?      Sl   Dec17   4:48 /usr/lib/electron29/electron --type=gpu-process --no-sandbox --ozone-platform=wayland --crashpad-handler-pid=12671 --enable-crash-reporter=ec18da13-e8cd-4ec0-be29-5bf80342d715,no_channel --user-data-dir=/home/kadu/.config/tabby --gpu-preferences=WAAAAAAAAAAgAAAMAAAAAAAAAAAAAAAAAABgAAAAAAA4AAAAAAAAAAAAAAAMAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA8AAAAAAAAADwAAAAAAAAAFAAAAAJAAAASAAAAAAAAABQAAAAAAAAAFgAAAAAAAAAYAAAAAAAAABoAAAAAAAAAHAAAAAAAAAAeAAAAAAAAACAAAAAAAAAAIgAAAAAAAAAEAAAAAAAAAAAAAAABAAAABAAAAAAAAAAAAAAAA0AAAAQAAAAAAAAAAIAAAAOAAAAEAAAAAAAAAAEAAAADgAAABAAAAAAAAAACAAAAA0AAAAQAAAAAAAAAAgAAAAOAAAAEAAAAAAAAAAKAAAADgAAABAAAAAAAAAACQAAAA0AAAAQAAAAAAAAAAkAAAAOAAAACAAAAAAAAAAIAAAAAAAAAA== --use-gl=angle --use-angle=swiftshader-webgl --shared-files --field-trial-handle=0,i,3859988929627570522,12989207558199989639,262144 --enable-features=VaapiVideoDecodeLinuxGL,VaapiVideoDecoder,VaapiVideoEncoder,kWebSQLAccess --disable-features=SpareRendererForSitePerProcess --variations-seed-version
USER         PID %CPU %MEM    VSZ   RSS TTY      STAT START   TIME COMMAND


12:08 - on MS teams call

$ sar -f sysstat_ALL.sar -s 12:08:00 -e 12:09:00
Linux 6.12.4-1-MANJARO (jj)     12/19/2024      _x86_64_        (12 CPU)

12:08:00 PM     CPU     %user     %nice   %system   %iowait    %steal     %idle
12:08:01 PM     all     12.73      0.08      5.35      1.78      0.00     80.05
12:08:02 PM     all      8.37      0.00      3.97      1.01      0.00     86.64
12:08:03 PM     all      8.71      0.00      3.62      0.58      0.00     87.10
12:08:04 PM     all      8.91      0.08      4.03      0.84      0.00     86.13
12:08:05 PM     all      7.45      0.08      3.01      0.84      0.00     88.62
12:08:06 PM     all      7.67      0.00      3.92      0.50      0.00     87.92
12:08:07 PM     all      6.64      0.00      3.15      0.66      0.00     89.54
12:08:08 PM     all     14.22      0.00      5.06      3.43      0.00     77.29
12:08:09 PM     all     16.51      0.00      6.10      4.04      0.00     73.34
12:08:10 PM     all     27.45      0.00     10.23      3.15      0.00     59.16
12:08:11 PM     all     20.55      0.00      7.22      1.81      0.00     70.42
12:08:12 PM     all     35.54      0.00     12.79      2.06      0.00     49.61
12:08:13 PM     all     21.36      0.00      7.03      4.63      0.00     66.98
12:08:14 PM     all     30.77      0.00      8.90      5.70      0.00     54.62
12:08:15 PM     all     18.63      0.09      6.27      2.66      0.00     72.36
12:08:16 PM     all     23.57      0.09      7.48      4.70      0.00     64.17
12:08:17 PM     all     19.95      0.08      6.34      3.47      0.00     70.16
12:08:18 PM     all     12.23      0.00      5.27      1.87      0.00     80.63
12:08:19 PM     all      7.72      0.00      3.36      0.76      0.00     88.17
12:08:20 PM     all     10.40      0.00      4.19      0.50      0.00     84.90
12:08:21 PM     all     22.92      0.00      6.35      5.41      0.00     65.32
12:08:22 PM     all     16.22      0.00      5.91      2.62      0.00     75.25
12:08:23 PM     all     24.37      0.00      8.15      5.12      0.00     62.36
12:08:24 PM     all     18.34      0.00      6.49      4.93      0.00     70.24
12:08:25 PM     all     22.15      0.09      9.26      4.15      0.00     64.36
12:08:26 PM     all     33.71      0.09     13.43      4.04      0.00     48.73
12:08:27 PM     all     45.60      0.00     19.47      6.58      0.00     28.36
12:08:28 PM     all     34.56      0.09     15.79      8.33      0.00     41.23
12:08:29 PM     all     35.06      0.09     17.27      6.84      0.00     40.75
12:08:30 PM     all     37.18      0.09     16.45      5.34      0.00     40.94
12:08:31 PM     all     39.01      0.09     18.71      4.85      0.00     37.33
12:08:32 PM     all     44.22      0.09     16.68      5.30      0.00     33.72
12:08:33 PM     all     35.14      0.00     16.83      7.67      0.00     40.37
12:08:34 PM     all     37.26      0.09     16.98      4.59      0.00     41.07
12:08:35 PM     all     34.66      0.00     16.72      7.11      0.00     41.51
12:08:36 PM     all     39.30      0.09     15.74      4.09      0.00     40.78
12:08:37 PM     all     38.72      0.00     16.84      5.38      0.00     39.06
12:08:38 PM     all     35.36      0.00     15.51      4.94      0.00     44.19
12:08:39 PM     all     62.89      0.09     17.87      1.63      0.00     17.53
12:08:40 PM     all     58.91      0.08     17.06      1.44      0.00     22.50
12:08:41 PM     all     42.71      0.00     17.53      5.38      0.00     34.38
12:08:42 PM     all     38.75      0.09     16.68      4.87      0.00     39.62
12:08:43 PM     all     34.85      0.09     16.74      7.90      0.00     40.43
12:08:44 PM     all     37.30      0.09     16.62      5.25      0.00     40.74
12:08:45 PM     all     46.84      0.00     19.13      6.49      0.00     27.53
12:08:46 PM     all     33.04      0.09     15.59      8.90      0.00     42.38
12:08:47 PM     all     37.25      0.09     19.67      4.79      0.00     38.21
12:08:48 PM     all     37.64      0.09     15.11      4.80      0.00     42.36
12:08:49 PM     all     38.35      0.09     14.81      6.06      0.00     40.69
12:08:50 PM     all     63.10      0.00     12.84      4.59      0.00     19.47
12:08:51 PM     all     25.09      0.00     11.02      2.95      0.00     60.94
12:08:52 PM     all     24.74      0.09      8.56      1.47      0.00     65.14
12:08:53 PM     all     27.93      0.00     12.56      1.87      0.00     57.64
12:08:54 PM     all     64.99      0.00     15.70      0.08      0.00     19.23
12:08:55 PM     all      8.90      0.00      7.72      0.34      0.00     83.04
12:08:56 PM     all      5.42      0.00      5.67      0.42      0.00     88.50
12:08:57 PM     all      4.75      0.00      5.16      0.17      0.00     89.93
12:08:58 PM     all      4.01      0.00      4.93      0.25      0.00     90.80
12:08:59 PM     all      5.73      0.08      6.66      0.42      0.00     87.10
12:09:00 PM     all      4.89      0.00      5.48      0.25      0.00     89.39
$ cat processes_1208.txt | grep -v 0.0 | sort -nrk3
kadu       15305  2.5  2.8 12412420 931724 ?     Sl   Dec17  72:44 /usr/lib/firefox/firefox -P
kadu      321934  0.7  1.1 34461376 380416 ?     Sl   08:45   1:30 /usr/lib/chromium/chromium --ozone-platform=wayland --enable-features=WaylandWindowDecorations --enable-features=WebRTCPipeWireCapturer --force-dark-mode --enable-features=VaapiVideoDecoder,VaapiVideoEncoder,VaapiVideoDecodeLinuxGL
kadu      294635  0.7  2.2 3628340 714832 ?      Sl   07:17   2:15 /usr/lib/firefox/firefox -contentproc -isForBrowser -prefsHandle 0 -prefsLen 36485 -prefMapHandle 1 -prefMapSize 259992 -jsInitHandle 2 -jsInitLen 234660 -parentBuildID 20241211112127 -sandboxReporter 3 -chrootClient 4 -ipcHandle 5 -initialChannelId {47ab4604-4c7e-4f47-b6cd-cfa9f38d2e99} -parentPid 17793 -crashReporter 6 -greomni /usr/lib/firefox/omni.ja -appomni /usr/lib/firefox/browser/omni.ja -appDir /usr/lib/firefox/browser 268 tab
kadu       11575  0.6  0.4 4590244 154756 ?      Sl   Dec17  19:16 /usr/bin/sway
kadu       20971  0.5  3.5 2487784 1136400 ?     Sl   Dec17  15:38 /usr/lib/virtualbox/VBoxHeadless --comment AttifyOS --startvm a2ee203e-7a0e-4bbe-a1a6-f87644c2f802 --vrde config
kadu       17793  0.4  1.9 3625456 622236 ?      Sl   Dec17  11:48 /usr/lib/firefox/firefox -P
kadu       15573  0.4  1.6 2998200 546688 ?      Sl   Dec17  11:40 /usr/lib/firefox/firefox -contentproc -isForBrowser -prefsHandle 0 -prefsLen 28945 -prefMapHandle 1 -prefMapSize 259028 -jsInitHandle 2 -jsInitLen 234660 -parentBuildID 20241211112127 -sandboxReporter 3 -chrootClient 4 -ipcHandle 5 -initialChannelId {c1d68b64-4231-4b55-8698-769fdcd09f52} -parentPid 15305 -crashReporter 6 -greomni /usr/lib/firefox/omni.ja -appomni /usr/lib/firefox/browser/omni.ja -appDir /usr/lib/firefox/browser 5 tab
kadu       15570  0.4  2.2 28484660 718384 ?     Sl   Dec17  12:01 /usr/lib/firefox/firefox -contentproc -isForBrowser -prefsHandle 0 -prefsLen 28945 -prefMapHandle 1 -prefMapSize 259028 -jsInitHandle 2 -jsInitLen 234660 -parentBuildID 20241211112127 -sandboxReporter 3 -chrootClient 4 -ipcHandle 5 -initialChannelId {a22793eb-6c47-460a-885f-9679bdd4067a} -parentPid 15305 -crashReporter 6 -greomni /usr/lib/firefox/omni.ja -appomni /usr/lib/firefox/browser/omni.ja -appDir /usr/lib/firefox/browser 4 tab
kadu       12862  0.3  0.2 234496 76044 ?        S<Lsl Dec17  11:11 /usr/bin/pipewire-pulse
kadu       15578  0.2  2.1 3255076 687156 ?      Sl   Dec17   7:13 /usr/lib/firefox/firefox -contentproc -isForBrowser -prefsHandle 0 -prefsLen 28945 -prefMapHandle 1 -prefMapSize 259028 -jsInitHandle 2 -jsInitLen 234660 -parentBuildID 20241211112127 -sandboxReporter 3 -chrootClient 4 -ipcHandle 5 -initialChannelId {8896d3dd-5626-47ac-a536-6f270d7ba148} -parentPid 15305 -crashReporter 6 -greomni /usr/lib/firefox/omni.ja -appomni /usr/lib/firefox/browser/omni.ja -appDir /usr/lib/firefox/browser 6 tab
kadu       12719  0.2  0.1 184924 32368 ?        S<sl Dec17   6:33 /usr/bin/pipewire
root        1445  0.1  0.2 2797044 89832 ?       Ssl  Dec17   3:46 /usr/bin/warp-svc
kadu       63569  0.1  1.0 1214167580 327972 ?   Sl   Dec17   4:09 /opt/visual-studio-code/code --type=utility --utility-sub-type=node.mojom.NodeService --lang=en-US --service-sandbox-type=none --crashpad-handler-pid=63480 --enable-crash-reporter=eb5bde24-435c-48bb-ae0d-e378d1f8c6de,no_channel --user-data-dir=/home/kadu/.config/Code --standard-schemes=vscode-webview,vscode-file --enable-sandbox --secure-schemes=vscode-webview,vscode-file --cors-schemes=vscode-webview,vscode-file --fetch-schemes=vscode-webview,vscode-file --service-worker-schemes=vscode-webview --code-cache-schemes=vscode-webview,vscode-file --shared-files=v8_context_snapshot_data:100 --field-trial-handle=3,i,16671438285013888887,5095286378242327671,262144 --enable-features=UseOzonePlatform --disable-features=CalculateNativeWinOcclusion,PlzDedicatedWorker,SpareRendererForSitePerProcess --variations-seed-version
kadu       63538  0.1  1.2 1216403824 407492 ?   Rl   Dec17   5:05 /opt/visual-studio-code/code --type=renderer --crashpad-handler-pid=63480 --enable-crash-reporter=eb5bde24-435c-48bb-ae0d-e378d1f8c6de,no_channel --user-data-dir=/home/kadu/.config/Code --standard-schemes=vscode-webview,vscode-file --enable-sandbox --secure-schemes=vscode-webview,vscode-file --cors-schemes=vscode-webview,vscode-file --fetch-schemes=vscode-webview,vscode-file --service-worker-schemes=vscode-webview --code-cache-schemes=vscode-webview,vscode-file --app-path=/opt/visual-studio-code/resources/app --enable-sandbox --enable-blink-features=HighlightAPI --ozone-platform=wayland --disable-blink-features=FontMatchingCTMigration,StandardizedBrowserZoom, --lang=en-US --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=4 --time-ticks-at-unix-epoch=-1734433749822658 --launch-time-ticks=14046566709 --shared-files=v8_context_snapshot_data:100 --field-trial-handle=3,i,16671438285013888887,5095286378242327671,262144 --enable-features=UseOzonePlatform --disable-features=CalculateNativeWinOcclusion,PlzDedicatedWorker,SpareRendererForSitePerProcess --variations-seed-version --vscode-window-config=vscode:6fcac81c-5f39-49b3-9961-80e1195cb038
kadu       63498  0.1  0.4 34528260 137332 ?     Sl   Dec17   2:50 /opt/visual-studio-code/code --type=gpu-process --ozone-platform=wayland --crashpad-handler-pid=63480 --enable-crash-reporter=eb5bde24-435c-48bb-ae0d-e378d1f8c6de,no_channel --user-data-dir=/home/kadu/.config/Code --gpu-preferences=UAAAAAAAAAAgAAAMAAAAAAAAAAAAAAAAAABgAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAABAAAAAAAAAAEAAAAAAAAAAIAAAAAAAAAAgAAAAAAAAA --shared-files --field-trial-handle=3,i,16671438285013888887,5095286378242327671,262144 --enable-features=UseOzonePlatform --disable-features=CalculateNativeWinOcclusion,PlzDedicatedWorker,SpareRendererForSitePerProcess --variations-seed-version
kadu       15975  0.1  0.7 834356 226348 ?       Sl   Dec17   3:29 /usr/lib/firefox/firefox -contentproc -parentBuildID 20241211112127 -prefsHandle 0 -prefsLen 39559 -prefMapHandle 1 -prefMapSize 259028 -sandboxReporter 2 -chrootClient 3 -ipcHandle 4 -initialChannelId {d92da842-49c5-4a41-92f4-186340363df8} -parentPid 15305 -crashReporter 5 -appDir /usr/lib/firefox/browser 14 rdd
kadu       15613  0.1  1.5 3029016 513672 ?      Sl   Dec17   4:27 /usr/lib/firefox/firefox -contentproc -isForBrowser -prefsHandle 0 -prefsLen 28945 -prefMapHandle 1 -prefMapSize 259028 -jsInitHandle 2 -jsInitLen 234660 -parentBuildID 20241211112127 -sandboxReporter 3 -chrootClient 4 -ipcHandle 5 -initialChannelId {3c3d0f32-f69c-4b75-bc90-b904648c2c0a} -parentPid 15305 -crashReporter 6 -greomni /usr/lib/firefox/omni.ja -appomni /usr/lib/firefox/browser/omni.ja -appDir /usr/lib/firefox/browser 8 tab
kadu       15594  0.1  1.1 3027896 385364 ?      Sl   Dec17   2:55 /usr/lib/firefox/firefox -contentproc -isForBrowser -prefsHandle 0 -prefsLen 28945 -prefMapHandle 1 -prefMapSize 259028 -jsInitHandle 2 -jsInitLen 234660 -parentBuildID 20241211112127 -sandboxReporter 3 -chrootClient 4 -ipcHandle 5 -initialChannelId {0320b302-d9e7-4e27-80e6-fe147f68b5c4} -parentPid 15305 -crashReporter 6 -greomni /usr/lib/firefox/omni.ja -appomni /usr/lib/firefox/browser/omni.ja -appDir /usr/lib/firefox/browser 7 tab
kadu       12932  0.1  0.2 575288 81776 ?        Sl   Dec17   3:24 Xwayland :0 -rootless -core -terminate 10 -listenfd 33 -listenfd 34 -displayfd 140 -wm 137
kadu       12909  0.1  0.2 34513572 88856 ?      Sl   Dec17   5:03 /usr/lib/electron29/electron --type=gpu-process --no-sandbox --ozone-platform=wayland --crashpad-handler-pid=12671 --enable-crash-reporter=ec18da13-e8cd-4ec0-be29-5bf80342d715,no_channel --user-data-dir=/home/kadu/.config/tabby --gpu-preferences=WAAAAAAAAAAgAAAMAAAAAAAAAAAAAAAAAABgAAAAAAA4AAAAAAAAAAAAAAAMAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA8AAAAAAAAADwAAAAAAAAAFAAAAAJAAAASAAAAAAAAABQAAAAAAAAAFgAAAAAAAAAYAAAAAAAAABoAAAAAAAAAHAAAAAAAAAAeAAAAAAAAACAAAAAAAAAAIgAAAAAAAAAEAAAAAAAAAAAAAAABAAAABAAAAAAAAAAAAAAAA0AAAAQAAAAAAAAAAIAAAAOAAAAEAAAAAAAAAAEAAAADgAAABAAAAAAAAAACAAAAA0AAAAQAAAAAAAAAAgAAAAOAAAAEAAAAAAAAAAKAAAADgAAABAAAAAAAAAACQAAAA0AAAAQAAAAAAAAAAkAAAAOAAAACAAAAAAAAAAIAAAAAAAAAA== --use-gl=angle --use-angle=swiftshader-webgl --shared-files --field-trial-handle=0,i,3859988929627570522,12989207558199989639,262144 --enable-features=VaapiVideoDecodeLinuxGL,VaapiVideoDecoder,VaapiVideoEncoder,kWebSQLAccess --disable-features=SpareRendererForSitePerProcess --variations-seed-version
USER         PID %CPU %MEM    VSZ   RSS TTY      STAT START   TIME COMMAND

I have a few more of those, but to be honest they not giving me much information. They only confirm what I already know so far.
1. there's no specific process eating the CPU
2. overall usage is not too high, but something is "locking", potentially IO but storage is not stressed.

$ sar -f sysstat_ALL.sar -d --dev=nvme0n1 -s 12:08:00 -e 12:09:00
Linux 6.12.4-1-MANJARO (jj)     12/19/2024      _x86_64_        (12 CPU)

12:08:00 PM       DEV       tps     rkB/s     wkB/s     dkB/s   areq-sz    aqu-sz     await     %util
12:08:01 PM   nvme0n1      3.00      0.00     80.00      0.00     26.67      0.00      1.00      0.40
12:08:02 PM   nvme0n1      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
12:08:03 PM   nvme0n1      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
12:08:04 PM   nvme0n1     42.00      0.00    176.00      0.00      4.19      0.02      0.45      0.00
12:08:05 PM   nvme0n1     59.00      0.00    944.00      0.00     16.00      0.02      0.41      0.00
12:08:06 PM   nvme0n1     12.00      0.00    168.00      0.00     14.00      0.01      0.50      0.00
12:08:07 PM   nvme0n1      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
12:08:08 PM   nvme0n1      1.00      0.00     12.00      0.00     12.00      0.00      1.00      0.30
12:08:09 PM   nvme0n1     85.00      0.00    444.00      0.00      5.22      0.09      1.02      0.30
12:08:10 PM   nvme0n1     52.00      0.00    284.00      0.00      5.46      0.10      1.87      0.00
12:08:11 PM   nvme0n1      1.00      0.00      8.00      0.00      8.00      0.00      2.00      0.00
12:08:12 PM   nvme0n1      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
12:08:13 PM   nvme0n1      3.00      0.00     36.00      0.00     12.00      0.01      1.67      0.00
12:08:14 PM   nvme0n1      4.00      0.00    268.00      0.00     67.00      0.01      2.00      0.70
12:08:15 PM   nvme0n1    134.00      0.00   1380.00      0.00     10.30      0.32      2.39      0.00
12:08:16 PM   nvme0n1     13.00      0.00    848.00      0.00     65.23      0.02      1.62      0.70
12:08:17 PM   nvme0n1      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
12:08:18 PM   nvme0n1      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
12:08:19 PM   nvme0n1      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
12:08:20 PM   nvme0n1      1.00      0.00     12.00      0.00     12.00      0.00      2.00      0.00
12:08:21 PM   nvme0n1      4.00      0.00    160.00      0.00     40.00      0.01      1.75      0.60
12:08:22 PM   nvme0n1      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
12:08:23 PM   nvme0n1     16.00      0.00    264.00      0.00     16.50      0.01      0.62      0.70
12:08:24 PM   nvme0n1     62.00      0.00    408.00      0.00      6.58      0.12      1.89      1.30
12:08:25 PM   nvme0n1      3.00      0.00     48.00      0.00     16.00      0.00      1.00      0.40
12:08:26 PM   nvme0n1    123.00      0.00   1432.00      0.00     11.64      0.25      2.07      0.30
12:08:27 PM   nvme0n1      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
12:08:28 PM   nvme0n1      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
12:08:29 PM   nvme0n1     14.00      0.00    256.00      0.00     18.29      0.01      0.64      1.00
12:08:30 PM   nvme0n1     39.00      0.00    164.00      0.00      4.21      0.03      0.64      0.00
12:08:31 PM   nvme0n1     73.00      0.00    880.00      0.00     12.05      0.05      0.64      0.30
12:08:32 PM   nvme0n1      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
12:08:33 PM   nvme0n1      3.00      0.00     92.00      0.00     30.67      0.00      1.33      0.40
12:08:34 PM   nvme0n1      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
12:08:35 PM   nvme0n1      9.00      0.00    156.00      0.00     17.33      0.03      2.67      2.60
12:08:36 PM   nvme0n1     15.00      0.00    112.00      0.00      7.47      0.01      0.53      0.70
12:08:37 PM   nvme0n1      3.00      0.00    288.00      0.00     96.00      0.01      2.00      0.30
12:08:38 PM   nvme0n1      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
12:08:39 PM   nvme0n1     55.00      0.00    340.00      0.00      6.18      0.02      0.36      1.00
12:08:40 PM   nvme0n1      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
12:08:41 PM   nvme0n1    104.00      0.00   1288.00      0.00     12.38      0.08      0.73      0.70
12:08:42 PM   nvme0n1      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
12:08:43 PM   nvme0n1     21.78      0.00    891.09      0.00     40.91      0.02      0.68      1.29
12:08:44 PM   nvme0n1     60.00      0.00    260.00      0.00      4.33      0.03      0.48      0.00
12:08:45 PM   nvme0n1      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
12:08:46 PM   nvme0n1      4.00      0.00    136.00      0.00     34.00      0.00      0.75      0.00
12:08:47 PM   nvme0n1     25.00      1.00    953.00      0.00     38.16      0.03      1.08      1.70
12:08:48 PM   nvme0n1     12.00      0.00    120.00      0.00     10.00      0.01      0.92      0.70
12:08:49 PM   nvme0n1      3.00      0.00     72.00      0.00     24.00      0.00      1.00      0.30
12:08:50 PM   nvme0n1      3.00      0.00    288.00      0.00     96.00      0.01      2.00      0.30
12:08:51 PM   nvme0n1    163.00      0.00   2800.00      0.00     17.18      0.29      1.80      1.40
12:08:52 PM   nvme0n1     11.00      0.00    292.00      0.00     26.55      0.01      0.91      1.00
12:08:53 PM   nvme0n1    144.00      1.00    777.00      0.00      5.40      0.36      2.45      1.60
12:08:54 PM   nvme0n1     13.00      0.00    112.00      0.00      8.62      0.01      0.46      0.70
12:08:55 PM   nvme0n1      8.00      0.00    152.00      0.00     19.00      0.01      0.62      0.30
12:08:56 PM   nvme0n1      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
12:08:57 PM   nvme0n1      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
12:08:58 PM   nvme0n1      4.00      0.00    284.00      0.00     71.00      0.01      3.50      0.40
12:08:59 PM   nvme0n1     16.00      0.00    428.00      0.00     26.75      0.02      0.88      0.30
12:09:00 PM   nvme0n1     12.00      0.00    152.00      0.00     12.67      0.01      0.67      0.70

Last I started looking into is page faults, but still not sure how to analyse what I see (are these normal numbers)

$ sar -f sysstat_ALL.sar -B -s 12:08:00 -e 12:09:00
Linux 6.12.4-1-MANJARO (jj)     12/19/2024      _x86_64_        (12 CPU)

12:08:00 PM  pgpgin/s pgpgout/s   fault/s  majflt/s  pgfree/s pgscank/s pgscand/s pgsteal/s  pgprom/s   pgdem/s
12:08:01 PM      0.00     80.00  15960.00      0.00  30176.00      0.00      0.00      0.00      0.00      0.00
12:08:02 PM      0.00      0.00  14886.00      0.00  17388.00      0.00      0.00      0.00      0.00      0.00
12:08:03 PM      0.00      0.00  15657.00      0.00  16532.00      0.00      0.00      0.00      0.00      0.00
12:08:04 PM      0.00    176.00  14134.00      0.00  28375.00      0.00      0.00      0.00      0.00      0.00
12:08:05 PM      0.00    944.00  14781.00      0.00  16927.00      0.00      0.00      0.00      0.00      0.00
12:08:06 PM      0.00    168.00  15367.00      0.00  16598.00      0.00      0.00      0.00      0.00      0.00
12:08:07 PM      0.00      0.00  14526.00      0.00  14330.00      0.00      0.00      0.00      0.00      0.00
12:08:08 PM      0.00     12.00  18898.00      0.00  17328.00      0.00      0.00      0.00      0.00      0.00
12:08:09 PM      0.00    444.00  18526.00      0.00  37994.00      0.00      0.00      0.00      0.00      0.00
12:08:10 PM      0.00    284.00  44376.00      0.00  45024.00      0.00      0.00      0.00      0.00      0.00
12:08:11 PM      0.00      8.00  27839.00      0.00  38206.00      0.00      0.00      0.00      0.00      0.00
12:08:12 PM      0.00      0.00  39220.00      0.00  46489.00      0.00      0.00      0.00      0.00      0.00
12:08:13 PM      0.00     36.00  20702.00      0.00  31717.00      0.00      0.00      0.00      0.00      0.00
12:08:14 PM      0.00    268.00  22275.00      0.00  36808.00      0.00      0.00      0.00      0.00      0.00
12:08:15 PM      0.00   1380.00  14979.00      0.00  26205.00      0.00      0.00      0.00      0.00      0.00
12:08:16 PM      0.00    848.00  20858.00      0.00  24782.00      0.00      0.00      0.00      0.00      0.00
12:08:17 PM      0.00      0.00  25754.00      0.00  32672.00      0.00      0.00      0.00      0.00      0.00
12:08:18 PM      0.00      0.00  20747.00      0.00  25910.00      0.00      0.00      0.00      0.00      0.00
12:08:19 PM      0.00      0.00  14490.00      0.00  24550.00      0.00      0.00      0.00      0.00      0.00
12:08:20 PM      0.00     12.00  15241.00      0.00  29458.00      0.00      0.00      0.00      0.00      0.00
12:08:21 PM      0.00    160.00  18267.00      0.00  16558.00      0.00      0.00      0.00      0.00      0.00
12:08:22 PM      0.00      0.00  13535.00      0.00  23222.00      0.00      0.00      0.00      0.00      0.00
12:08:23 PM      0.00    264.00  18180.00      0.00  17325.00      0.00      0.00      0.00      0.00      0.00
12:08:24 PM      0.00    408.00  17829.00      0.00  20416.00      0.00      0.00      0.00      0.00      0.00
12:08:25 PM      0.00     48.00  27544.00      0.00  39992.00      0.00      0.00      0.00      0.00      0.00
12:08:26 PM      0.00   1432.00  11574.00      0.00  17229.00      0.00      0.00      0.00      0.00      0.00
12:08:27 PM      0.00      0.00   8873.00      0.00  11582.00      0.00      0.00      0.00      0.00      0.00
12:08:28 PM      0.00      0.00   7933.00      0.00   8101.00      0.00      0.00      0.00      0.00      0.00
12:08:29 PM      0.00    256.00   7948.00      0.00  17895.00      0.00      0.00      0.00      0.00      0.00
12:08:30 PM      0.00    164.00   9295.00      0.00  10342.00      0.00      0.00      0.00      0.00      0.00
12:08:31 PM      0.00    880.00   9492.00      0.00   7922.00      0.00      0.00      0.00      0.00      0.00
12:08:32 PM      0.00      0.00   8275.00      0.00   8555.00      0.00      0.00      0.00      0.00      0.00
12:08:33 PM      0.00     92.00   7839.00      0.00  20232.00      0.00      0.00      0.00      0.00      0.00
12:08:34 PM      0.00      0.00   8556.00      0.00  20037.00      0.00      0.00      0.00      0.00      0.00
12:08:35 PM      0.00    156.00   8142.00      0.00   6735.00      0.00      0.00      0.00      0.00      0.00
12:08:36 PM      0.00    112.00   8632.00      0.00   7743.00      0.00      0.00      0.00      0.00      0.00
12:08:37 PM      0.00    288.00   9718.00      0.00  15051.00      0.00      0.00      0.00      0.00      0.00
12:08:38 PM      0.00      0.00   8838.00      0.00   9830.00      0.00      0.00      0.00      0.00      0.00
12:08:39 PM      0.00    340.00   7682.00      0.00   9987.00      0.00      0.00      0.00      0.00      0.00
12:08:40 PM      0.00      0.00   7743.00      0.00   5882.00      0.00      0.00      0.00      0.00      0.00
12:08:41 PM      0.00   1288.00   9354.00      0.00  12354.00      0.00      0.00      0.00      0.00      0.00
12:08:42 PM      0.00      0.00  11182.00      0.00  17336.00      0.00      0.00      0.00      0.00      0.00
12:08:43 PM      0.00    891.09  10569.31      0.00  27926.73      0.00      0.00      0.00      0.00      0.00
12:08:44 PM      0.00    260.00   8281.00      0.00   7099.00      0.00      0.00      0.00      0.00      0.00
12:08:45 PM      0.00      0.00   9149.00      0.00  21621.00      0.00      0.00      0.00      0.00      0.00
12:08:46 PM      0.00    136.00   9098.00      0.00  11703.00      0.00      0.00      0.00      0.00      0.00
12:08:47 PM      1.00    953.00   9301.00      0.00   7493.00      0.00      0.00      0.00      0.00      0.00
12:08:48 PM      0.00    120.00   8083.00      0.00  15133.00      0.00      0.00      0.00      0.00      0.00
12:08:49 PM      0.00     72.00   8029.00      0.00  33511.00      0.00      0.00      0.00      0.00      0.00
12:08:50 PM      0.00    288.00   3821.00      0.00   5173.00      0.00      0.00      0.00      0.00      0.00
12:08:51 PM      0.00   2800.00   2226.00      0.00   4720.00      0.00      0.00      0.00      0.00      0.00
12:08:52 PM      0.00    292.00   2863.00      0.00   4026.00      0.00      0.00      0.00      0.00      0.00
12:08:53 PM      1.00    777.00   4784.00      0.00  10483.00      0.00      0.00      0.00      0.00      0.00
12:08:54 PM      0.00    112.00   7097.00      0.00  11017.00      0.00      0.00      0.00      0.00      0.00
12:08:55 PM      0.00    152.00    971.00      0.00  15054.00      0.00      0.00      0.00      0.00      0.00
12:08:56 PM      0.00      0.00    206.00      0.00   5488.00      0.00      0.00      0.00      0.00      0.00
12:08:57 PM      0.00      0.00    133.00      0.00    325.00      0.00      0.00      0.00      0.00      0.00
12:08:58 PM      0.00    284.00    173.00      0.00   1010.00      0.00      0.00      0.00      0.00      0.00
12:08:59 PM      0.00    428.00    662.00      0.00   2677.00      0.00      0.00      0.00      0.00      0.00
12:09:00 PM      0.00    152.00    545.00      0.00   5405.00      0.00      0.00      0.00      0.00      0.00

Any pointers on where to look for the source of this issue is much appreciated.

Last edited by jjeziorny (2024-12-19 21:36:46)

Offline

#33 2024-12-20 00:39:33

seth
Member
Registered: 2012-09-03
Posts: 59,934

Re: Lagging and stuttering: bad desktop performance

Interrupt storm?
Does something in

watch -n.5 cat /proc/interrupts

go wild during such episode?

Also monitor "dmesg -W" whether some device or bus flares up at the time.

Offline

#34 2024-12-20 08:25:41

jjeziorny
Member
Registered: 2017-02-03
Posts: 17

Re: Lagging and stuttering: bad desktop performance

Funny you say that, also though of it and tried to look around but no idea what to look for.
I've setup collectd yesterday so I can have some historical data to analyze

Got one just now during a video playback, didn't notice anything

Every 0.5s: cat /proc/interrupts | grep -v "0          0          0          0          0          0          0          0          0          0          0          0"                                                                       jj: Fri Dec 20 09:20:33 2024

            CPU0       CPU1       CPU2       CPU3       CPU4       CPU5       CPU6       CPU7       CPU8       CPU9       CPU10      CPU11
   1:     150386          0          0          0          0          0          0          0          0          0          0          0  IR-IO-APIC    1-edge      i8042
   9:    2482889          0          0          0          0          0          0          0          0          0          0          0  IR-IO-APIC    9-fasteoi   acpi
  12:          0          0          0          0          0          0          0          0          0          0          0        711  IR-IO-APIC   12-edge      i8042
  14:          0          0     153708          0          0          0          0          0          0          0          0          0  IR-IO-APIC   14-fasteoi   INTC1055:00
  16:          0          0          0          0          0          0          8          0          0          0          0          0  IR-IO-APIC   16-fasteoi   i801_smbus, idma64.2, processor_thermal_device_pci
  26:          0          0          0     830447          0          0          0          0          0          0          0          0  IR-IO-APIC   26-fasteoi   intel_ish_ipc
  40:          0          0          0          0          0          0          0          0          0    5546472          0          0  IR-IO-APIC   40-fasteoi   idma64.1, i2c_designware.1
 124:          0          0          0          0          0          1          0          0          0          0          0          0  IR-PCI-MSI-0000:00:07.1    0-edge      PCIe PME, pciehp
 129:          0          0          0          0          0          0          0         71          0          0          0          0  IR-PCI-MSI-0000:00:16.0    0-edge      mei_me
 130:          0          0          0          0          0          0          0          0          0          0          0    1123959  IR-PCI-MSI-0000:00:0d.0    0-edge      xhci_hcd
 138:          0          0          0          0          0          0          0   20336536          0          0          0          0  IR-PCI-MSI-0000:00:14.0    0-edge      xhci_hcd
 146:          0          0          0          0          1          0          0          4          0          0          0          0  IR-PCI-MSIX-0000:00:0e.0    0-edge      vmd0
 148:          0          0          0          0          0          0        121     202109          0          0          0          0  IR-PCI-MSIX-0000:00:0e.0    2-edge      vmd0
 149:          0          0          0          0          0          0          0      36479     120600          0          0          0  IR-PCI-MSIX-0000:00:0e.0    3-edge      vmd0
 150:          0          0          0          0          0          0          0          0      33993     247712          0          0  IR-PCI-MSIX-0000:00:0e.0    4-edge      vmd0
 151:          0          0          0          0          0          0          0          0          0      43929     203728          0  IR-PCI-MSIX-0000:00:0e.0    5-edge      vmd0
 152:          0          0          0          0      57204          0          0          0          0          0      22259          0  IR-PCI-MSIX-0000:00:0e.0    6-edge      vmd0
 153:          0          0          0          0          0     174581          0          0          0          0          0      27577  IR-PCI-MSIX-0000:00:0e.0    7-edge      vmd0
 154:      25119          0          0          0          0          0     185537          0          0          0          0          0  IR-PCI-MSIX-0000:00:0e.0    8-edge      vmd0
 155:          0      23353          0          0          0          0          0     185206          0          0          0          0  IR-PCI-MSIX-0000:00:0e.0    9-edge      vmd0
 156:          0          0      23541          0          0          0          0          0     132659          0          0          0  IR-PCI-MSIX-0000:00:0e.0   10-edge      vmd0
 157:          0          0          0      22715          0          0          0          0          0     190598          0          0  IR-PCI-MSIX-0000:00:0e.0   11-edge      vmd0
 158:          0          0          0          0      27334          0          0          0          0          0     280190          0  IR-PCI-MSIX-0000:00:0e.0   12-edge      vmd0
 159:          0     413738          0          0          0      21551          0          0          0          0          0          0  IR-PCI-MSIX-0000:00:0e.0   13-edge      vmd0
 160:          0          0     168354          0          0          0      22766          0          0          0          0          0  IR-PCI-MSIX-0000:00:0e.0   14-edge      vmd0
 165:          0   11906435          0          0          0          0          0          0          0          0          0          0  IR-PCI-MSI-0000:00:02.0    0-edge      i915
 181:          0          0          0          0       9526          0          0          0          0          0          0          0  IR-PCI-MSIX-0000:00:0d.2    0-edge      thunderbolt
 182:          0          0          0          0          0       9527          0          0          0          0          0          0  IR-PCI-MSIX-0000:00:0d.2    1-edge      thunderbolt
 197:          0          0          0          0          0          0          0          0        385          0          0          0  IR-PCI-MSI-0000:00:1f.3    0-edge      snd_hda_intel:card0
 198:          0          0     153708          0          0          0          0          0          0          0          0          0  intel-gpio  327  VEN_06CB:00
 199:          0          0          0          0          0          0          0          0          0          0          0    2545601  IR-PCI-MSIX-0000:00:14.3    0-edge      iwlwifi:default_queue
 200:     138555          0          0          0          0          0          0          0          0          0          0          0  IR-PCI-MSIX-0000:00:14.3    1-edge      iwlwifi:queue_1
 201:          0     275699          0          0          0          0          0          0          0          0          0          0  IR-PCI-MSIX-0000:00:14.3    2-edge      iwlwifi:queue_2
 202:          0          0     174779          0          0          0          0          0          0          0          0          0  IR-PCI-MSIX-0000:00:14.3    3-edge      iwlwifi:queue_3
 203:          0          0          0     121391          0          0          0          0          0          0          0          0  IR-PCI-MSIX-0000:00:14.3    4-edge      iwlwifi:queue_4
 204:          0          0          0          0     381487          0          0          0          0          0          0          0  IR-PCI-MSIX-0000:00:14.3    5-edge      iwlwifi:queue_5
 205:          0          0          0          0          0     474989          0          0          0          0          0          0  IR-PCI-MSIX-0000:00:14.3    6-edge      iwlwifi:queue_6
 206:          0          0          0          0          0          0     251505          0          0          0          0          0  IR-PCI-MSIX-0000:00:14.3    7-edge      iwlwifi:queue_7
 207:          0          0          0          0          0          0          0     110516          0          0          0          0  IR-PCI-MSIX-0000:00:14.3    8-edge      iwlwifi:queue_8
 208:          0          0          0          0          0          0          0          0     390326          0          0          0  IR-PCI-MSIX-0000:00:14.3    9-edge      iwlwifi:queue_9
 209:          0          0          0          0          0          0          0          0          0     192620          0          0  IR-PCI-MSIX-0000:00:14.3   10-edge      iwlwifi:queue_10
 210:          0          0          0          0          0          0          0          0          0          0     153961          0  IR-PCI-MSIX-0000:00:14.3   11-edge      iwlwifi:queue_11
 211:          0          0          0          0          0          0          0          0          0          0          0     132511  IR-PCI-MSIX-0000:00:14.3   12-edge      iwlwifi:queue_12
 212:         21          0          0          0          0          0          0          0          0          0          0          0  IR-PCI-MSIX-0000:00:14.3   13-edge      iwlwifi:exception
 NMI:        663        457        774        368        564        505        459        554        497        488        476        453   Non-maskable interrupts
 LOC:   14223042   11491764   17049782    5885644   21579351   20336422   17732489   18622301   25237157   17008943   16795769   13253633   Local timer interrupts
 PMI:        663        457        774        368        564        505        459        554        497        488        476        453   Performance monitoring interrupts
 IWI:      90049    7553696     394189      61700     364187     297124     211049     178110     133852     130652     126565     110806   IRQ work interrupts
 RES:    1227292     245534     690541     151506    1465508     981697     809394     737822     939070     921368     882816     484299   Rescheduling interrupts
 CAL:    3949374    3337230    4193007    2545500    4613769    4106989    3846739    4129719    4081516    4016661    3944559    3671486   Function call interrupts
 TLB:    2057771    2080442    2607163    1805631    3110409    2803930    2653906    2544849    2761584    2712115    2735267    2648024   TLB shootdowns
 TRM:     163162     163162     163108     163108     162641     162639     162637     162638     162712     162711     162714     162715   Thermal event interrupts
 MCP:        339        340        340        340        340        340        340        340        340        340        340        340   Machine check polls

https://imgur.com/a/Ymtn0GV

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#35 2024-12-20 08:30:10

jjeziorny
Member
Registered: 2017-02-03
Posts: 17

Re: Lagging and stuttering: bad desktop performance

And again now at 8:27, there's definetely a peak in the graphs
https://imgur.com/a/nZ9g7zH



Every 0.5s: cat /proc/interrupts | grep -v "0          0          0          0          0          0          0          0          0          0          0          0"                                                                       jj: Fri Dec 20 09:27:52 2024

            CPU0       CPU1       CPU2       CPU3       CPU4       CPU5       CPU6       CPU7       CPU8       CPU9       CPU10      CPU11
   1:     150888          0          0          0          0          0          0          0          0          0          0          0  IR-IO-APIC    1-edge      i8042
   9:    2491075          0          0          0          0          0          0          0          0          0          0          0  IR-IO-APIC    9-fasteoi   acpi
  12:          0          0          0          0          0          0          0          0          0          0          0        711  IR-IO-APIC   12-edge      i8042
  14:          0          0     154066          0          0          0          0          0          0          0          0          0  IR-IO-APIC   14-fasteoi   INTC1055:00
  16:          0          0          0          0          0          0          8          0          0          0          0          0  IR-IO-APIC   16-fasteoi   i801_smbus, idma64.2, processor_thermal_device_pci
  26:          0          0          0     830447          0          0          0          0          0          0          0          0  IR-IO-APIC   26-fasteoi   intel_ish_ipc
  40:          0          0          0          0          0          0          0          0          0    5559699          0          0  IR-IO-APIC   40-fasteoi   idma64.1, i2c_designware.1
 124:          0          0          0          0          0          1          0          0          0          0          0          0  IR-PCI-MSI-0000:00:07.1    0-edge      PCIe PME, pciehp
 129:          0          0          0          0          0          0          0         71          0          0          0          0  IR-PCI-MSI-0000:00:16.0    0-edge      mei_me
 130:          0          0          0          0          0          0          0          0          0          0          0    1125740  IR-PCI-MSI-0000:00:0d.0    0-edge      xhci_hcd
 138:          0          0          0          0          0          0          0   20443138          0          0          0          0  IR-PCI-MSI-0000:00:14.0    0-edge      xhci_hcd
 146:          0          0          0          0          1          0          0          4          0          0          0          0  IR-PCI-MSIX-0000:00:0e.0    0-edge      vmd0
 148:          0          0          0          0          0          0        121     202241          0          0          0          0  IR-PCI-MSIX-0000:00:0e.0    2-edge      vmd0
 149:          0          0          0          0          0          0          0      36479     121752          0          0          0  IR-PCI-MSIX-0000:00:0e.0    3-edge      vmd0
 150:          0          0          0          0          0          0          0          0      33993     251514          0          0  IR-PCI-MSIX-0000:00:0e.0    4-edge      vmd0
 151:          0          0          0          0          0          0          0          0          0      43929     209355          0  IR-PCI-MSIX-0000:00:0e.0    5-edge      vmd0
 152:          0          0          0          0      57706          0          0          0          0          0      22259          0  IR-PCI-MSIX-0000:00:0e.0    6-edge      vmd0
 153:          0          0          0          0          0     175610          0          0          0          0          0      27577  IR-PCI-MSIX-0000:00:0e.0    7-edge      vmd0
 154:      25119          0          0          0          0          0     188796          0          0          0          0          0  IR-PCI-MSIX-0000:00:0e.0    8-edge      vmd0
 155:          0      23353          0          0          0          0          0     188696          0          0          0          0  IR-PCI-MSIX-0000:00:0e.0    9-edge      vmd0
 156:          0          0      23541          0          0          0          0          0     133360          0          0          0  IR-PCI-MSIX-0000:00:0e.0   10-edge      vmd0
 157:          0          0          0      22715          0          0          0          0          0     192004          0          0  IR-PCI-MSIX-0000:00:0e.0   11-edge      vmd0
 158:          0          0          0          0      27334          0          0          0          0          0     290983          0  IR-PCI-MSIX-0000:00:0e.0   12-edge      vmd0
 159:          0     419632          0          0          0      21551          0          0          0          0          0          0  IR-PCI-MSIX-0000:00:0e.0   13-edge      vmd0
 160:          0          0     172148          0          0          0      22766          0          0          0          0          0  IR-PCI-MSIX-0000:00:0e.0   14-edge      vmd0
 165:          0   12013848          0          0          0          0          0          0          0          0          0          0  IR-PCI-MSI-0000:00:02.0    0-edge      i915
 181:          0          0          0          0       9526          0          0          0          0          0          0          0  IR-PCI-MSIX-0000:00:0d.2    0-edge      thunderbolt
 182:          0          0          0          0          0       9527          0          0          0          0          0          0  IR-PCI-MSIX-0000:00:0d.2    1-edge      thunderbolt
 197:          0          0          0          0          0          0          0          0        385          0          0          0  IR-PCI-MSI-0000:00:1f.3    0-edge      snd_hda_intel:card0
 198:          0          0     154066          0          0          0          0          0          0          0          0          0  intel-gpio  327  VEN_06CB:00
 199:          0          0          0          0          0          0          0          0          0          0          0    2557478  IR-PCI-MSIX-0000:00:14.3    0-edge      iwlwifi:default_queue
 201:          0     276844          0          0          0          0          0          0          0          0          0          0  IR-PCI-MSIX-0000:00:14.3    2-edge      iwlwifi:queue_2
 202:          0          0     175557          0          0          0          0          0          0          0          0          0  IR-PCI-MSIX-0000:00:14.3    3-edge      iwlwifi:queue_3
 203:          0          0          0     122091          0          0          0          0          0          0          0          0  IR-PCI-MSIX-0000:00:14.3    4-edge      iwlwifi:queue_4
 204:          0          0          0          0     382036          0          0          0          0          0          0          0  IR-PCI-MSIX-0000:00:14.3    5-edge      iwlwifi:queue_5
 205:          0          0          0          0          0     476070          0          0          0          0          0          0  IR-PCI-MSIX-0000:00:14.3    6-edge      iwlwifi:queue_6
 206:          0          0          0          0          0          0     252116          0          0          0          0          0  IR-PCI-MSIX-0000:00:14.3    7-edge      iwlwifi:queue_7
 207:          0          0          0          0          0          0          0     112303          0          0          0          0  IR-PCI-MSIX-0000:00:14.3    8-edge      iwlwifi:queue_8
 208:          0          0          0          0          0          0          0          0     391191          0          0          0  IR-PCI-MSIX-0000:00:14.3    9-edge      iwlwifi:queue_9
 209:          0          0          0          0          0          0          0          0          0     194154          0          0  IR-PCI-MSIX-0000:00:14.3   10-edge      iwlwifi:queue_10
 210:          0          0          0          0          0          0          0          0          0          0     154776          0  IR-PCI-MSIX-0000:00:14.3   11-edge      iwlwifi:queue_11
 211:          0          0          0          0          0          0          0          0          0          0          0     135136  IR-PCI-MSIX-0000:00:14.3   12-edge      iwlwifi:queue_12
 212:         21          0          0          0          0          0          0          0          0          0          0          0  IR-PCI-MSIX-0000:00:14.3   13-edge      iwlwifi:exception
 NMI:        667        459        779        369        568        509        462        558        501        492        480        457   Non-maskable interrupts
 LOC:   14318823   11565871   17155183    5918830   21705370   20456378   17843091   18736231   25371143   17110505   16887969   13345156   Local timer interrupts
 PMI:        667        459        779        369        568        509        462        558        501        492        480        457   Performance monitoring interrupts
 IWI:      91508    7634385     398540      62239     367614     299998     212930     179463     135020     131685     127675     112011   IRQ work interrupts
 RES:    1237803     249675     696610     152518    1476613     988180     813433     741266     945381     926465     889761     486884   Rescheduling interrupts
 CAL:    3989581    3364515    4229655    2565117    4660960    4154059    3882493    4173044    4128584    4057697    3984504    3707923   Function call interrupts
 TLB:    2079521    2095412    2631107    1818939    3138056    2833288    2674555    2570368    2791998    2737427    2759808    2669096   TLB shootdowns
 TRM:     163514     163514     163460     163460     162993     162991     162989     162990     163064     163063     163066     163067   Thermal event interrupts
 MCP:        340        341        341        341        341        341        341        341        341        341        341        341   Machine check polls
 ERR:          0
09:27:33 AM     all      3.16      0.00      1.16      0.67      0.00     95.01
09:27:34 AM     all     15.91      0.00      9.03      3.15      0.00     71.91
09:27:35 AM     all     14.26      0.00      8.61      2.11      0.00     75.02
09:27:36 AM     all      8.51      0.00      4.38      2.19      0.00     84.92
09:27:37 AM     all     23.05      0.00     15.34      3.17      0.00     58.44
09:27:38 AM     all     23.65      0.09     11.74      7.97      0.00     56.56
09:27:39 AM     all     41.93      0.09     28.51      6.23      0.00     23.25
09:27:40 AM     all     46.29      0.00     23.84      5.94      0.00     23.93
09:27:41 AM     all     32.25      0.09     13.06     13.50      0.00     41.10
09:27:42 AM     all     37.04      0.09     19.49      7.32      0.00     36.07
09:27:43 AM     all     32.40      0.00      8.93     10.54      0.00     48.13
09:27:44 AM     all     17.62      0.09      9.32     13.52      0.00     59.45
09:27:45 AM     all     34.23      0.08     13.19      9.81      0.00     42.69
09:27:46 AM     all     15.82      0.00      6.74     11.24      0.00     66.21
09:27:47 AM     all     23.20      0.00      6.19      7.73      0.00     62.89
09:27:48 AM     all     20.64      0.00      6.43      8.46      0.00     64.47
09:27:49 AM     all     23.04      0.00      7.59      7.42      0.00     61.95
09:27:50 AM     all     18.66      0.09      5.92      6.45      0.00     68.88
09:27:51 AM     all     36.74      0.00      9.77      6.11      0.00     47.38
09:27:52 AM     all     18.83      0.09      6.39     10.19      0.00     64.51
09:27:53 AM     all     25.44      0.09      9.62     10.14      0.00     54.72
09:27:54 AM     all     36.70      0.00     12.52      9.24      0.00     41.54
09:27:55 AM     all     33.99      0.09     13.75      8.45      0.00     43.72
09:27:56 AM     all     17.67      0.09      7.24     13.02      0.00     61.98
09:27:57 AM     all     12.17      0.00      5.65     15.91      0.00     66.26
09:27:58 AM     all     14.53      0.00      6.71     15.13      0.00     63.63
09:27:59 AM     all     18.18      0.00     11.41     13.46      0.00     56.95
09:28:00 AM     all     12.97      0.00      4.86     12.88      0.00     69.28
09:28:01 AM     all      9.48      0.00      5.93      6.86      0.00     77.73
09:28:02 AM     all      6.00      0.00      2.75      2.75      0.00     88.51
09:28:03 AM     all      5.07      0.08      2.53      0.49      0.00     91.82
09:28:04 AM     all      3.92      0.00      2.42      0.33      0.00     93.33

Last edited by jjeziorny (2024-12-20 08:31:33)

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#36 2024-12-20 15:25:03

seth
Member
Registered: 2012-09-03
Posts: 59,934

Re: Lagging and stuttering: bad desktop performance

So CAL and TLB?

pipewire of pulseaudio?

Also there's a wild zoo of browsers in your screenshots?
Do you ever get this w/o running MS edge? Is that a flatsnapdockontainer or https://aur.archlinux.org/packages/micr … stable-bin ?

Also, wild guess: add "transparent_hugepage=never" to the kernel parameters :\

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#37 2024-12-21 07:40:24

jjeziorny
Member
Registered: 2017-02-03
Posts: 17

Re: Lagging and stuttering: bad desktop performance

So CAL and TLB?

it seems so

pipewire or pulseaudio?

pipewire, in a previous installation I was using pulseaudio and after switching to pipewire things looked better for a while but didn't last long

Also there's a wild zoo of browsers in your screenshots?
Do you ever get this w/o running MS edge? Is that a flatsnapdockontainer or https://aur.archlinux.org/packages/micr … stable-bin ?

lol, yes I know.... in my attempts to find a working solution I keep switching (mostly the work browser used for MSoffice apps), but no matter which one I use (and believe me I tried them all) issue persists.
The standard setup is chromium running 3 separate profiles, but currently running chromium for MSoffice and 2xfirefox for the other required profiles

$ yay -Ss microsoft-edge-stable-bin
aur/microsoft-edge-stable-bin 131.0.2903.112-1 (+126 2.56) (Installed: 131.0.2903.99-1)
    A browser that combines a minimal design with sophisticated technology to make the web faster, safer, and easier

Also, wild guess: add "transparent_hugepage=never" to the kernel parameters :\

Is this enough to have it disabled or do I need to add actual kernel parameter and reboot?

$ echo never | sudo tee /sys/kernel/mm/transparent_hugepage/enabled
never
$ cat /sys/kernel/mm/transparent_hugepage/enabled
always madvise [never]

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#38 2024-12-21 20:26:22

seth
Member
Registered: 2012-09-03
Posts: 59,934

Re: Lagging and stuttering: bad desktop performance

enough to have it disabled

Yes, though not if the damage has already been done.

Did it have any discernible impact on the situation?

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#39 2024-12-23 08:04:51

jjeziorny
Member
Registered: 2017-02-03
Posts: 17

Re: Lagging and stuttering: bad desktop performance

seth wrote:

enough to have it disabled

Yes, though not if the damage has already been done.

Did it have any discernible impact on the situation?


Not really, at first it seems to have helped but some minutes after, testing with youtube video shorts, the problem persists.

I've added to the kernel and rebooted, again initial tests seemed OK then a few minutes later problem continues.

08:52:11 AM     CPU     %user     %nice   %system   %iowait    %steal     %idle
08:52:12 AM     all      2.10      0.00      1.09      0.67      0.00     96.13
08:52:13 AM     all      2.42      0.00      1.58      0.75      0.00     95.25
08:52:14 AM     all      9.45      0.00      6.77      1.51      0.00     82.27
08:52:15 AM     all     25.90      0.00      5.03      2.51      0.00     66.55
08:52:16 AM     all     16.67      0.00      3.98      1.66      0.00     77.69
08:52:17 AM     all      5.68      0.00      1.92      3.01      0.00     89.39
08:52:18 AM     all      7.38      0.00      3.86      8.22      0.00     80.54
08:52:19 AM     all      8.49      0.00      4.58     13.07      0.00     73.86
08:52:20 AM     all      7.89      0.00      4.28     10.57      0.00     77.27
08:52:21 AM     all      9.36      0.00      5.05     11.27      0.00     74.32
08:52:22 AM     all      9.40      0.00      4.87     12.92      0.00     72.82
08:52:23 AM     all     31.38      0.00     14.66     11.12      0.00     42.84
08:52:24 AM     all     27.49      0.00     20.51      9.77      0.00     42.23
08:52:25 AM     all     15.78      0.00      5.63     13.40      0.00     65.19
08:52:26 AM     all     12.74      0.00      5.73     13.93      0.00     67.61
08:52:27 AM     all      9.16      0.00      4.20     14.98      0.00     71.66
08:52:28 AM     all     13.70      0.00      5.45     13.36      0.00     67.49
08:52:29 AM     all      9.82      0.00      4.06     13.29      0.00     72.82
08:52:30 AM     all     13.62      0.00      6.38     12.94      0.00     67.06
08:52:31 AM     all      8.48      0.00      3.86     17.82      0.00     69.84
08:52:32 AM     all     10.06      0.00      4.44     13.08      0.00     72.42
08:52:33 AM     all     10.60      0.00      4.88     12.78      0.00     71.74
08:52:34 AM     all     11.65      0.00      9.98     11.98      0.00     66.39
08:52:35 AM     all     14.72      0.00      6.56     12.87      0.00     65.85
08:52:36 AM     all      5.06      0.00      2.70     13.41      0.00     78.84
08:52:37 AM     all      4.33      0.00      2.71     11.79      0.00     81.17
08:52:38 AM     all      6.82      0.00      2.02      4.71      0.00     86.45
08:52:39 AM     all      4.26      0.00      2.76      0.50      0.00     92.47
08:52:40 AM     all      3.50      0.00      1.75      0.42      0.00     94.33
08:52:41 AM     all      2.08      0.00      1.58      0.33      0.00     96.00

https://imgur.com/a/MCQx3iW

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#40 2024-12-23 17:20:38

jjeziorny
Member
Registered: 2017-02-03
Posts: 17

Re: Lagging and stuttering: bad desktop performance

Did some changes today, after reading around articles for performance of low latency Linux.

# Default limits for users of pipewire
@pipewire - rtprio 95
@pipewire - nice -19
@pipewire - memlock 4194304

and added my user to group pipewire (could have been any name, but went with the same as the article)

Also playing aroudn with tuned profiles, currently using accelerator-performance

I noticed during tests what Firefox performs worst, after applying the above changes it would still have issues sometimes whilst Chrome didn't, so ditching FF for a while to see if it helps.
Haven't had problems this afternoon with videos, didn't have to get into any teams call so don't know if it will help with that also. Let's see how it goes on the next days

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#41 Yesterday 09:17:08

jjeziorny
Member
Registered: 2017-02-03
Posts: 17

Re: Lagging and stuttering: bad desktop performance

browsing linkedin this morning... don't know what to try anymore... will go for another rebuild...

10:13:57 AM     CPU     %user     %nice   %system   %iowait    %steal     %idle
10:13:58 AM     all     10.26      5.30      3.39      0.08      0.00     80.96
10:13:59 AM     all     24.83      6.08      3.08      0.09      0.00     65.92
10:14:00 AM     all     12.10      4.42      2.59      0.50      0.00     80.38
10:14:01 AM     all     11.77      6.06      4.04      0.00      0.00     78.13
10:14:02 AM     all     16.76      3.35      5.45      0.25      0.00     74.18
10:14:03 AM     all     12.86      8.01      1.87      0.00      0.00     77.26
10:14:04 AM     all     13.03      2.81      1.36      0.17      0.00     82.62
10:14:05 AM     all     67.17      7.36      5.41      0.08      0.00     19.97
10:14:06 AM     all     22.68      6.29      3.99      0.17      0.00     66.86
10:14:07 AM     all     16.09      8.17      4.95      3.96      0.00     66.83
10:14:08 AM     all     16.89      0.41      3.29      4.78      0.00     74.63
10:14:09 AM     all     26.29      6.57      4.35      4.52      0.00     58.26
10:14:10 AM     all     16.39      5.57      3.08      5.16      0.00     69.80
10:14:11 AM     all     15.17      6.17      5.67      4.08      0.00     68.92
10:14:12 AM     all     19.70      6.29      6.87      0.25      0.00     66.89
10:14:13 AM     all     14.62      6.10      3.76      5.18      0.00     70.34
10:14:14 AM     all     20.54      4.12      3.20      3.54      0.00     68.60
10:14:15 AM     all     29.36      4.98      5.75      3.86      0.00     56.05
10:14:16 AM     all     17.06      7.27      4.50      6.67      0.00     64.50
10:14:17 AM     all     30.49      4.43      5.54      9.88      0.00     49.66
10:14:18 AM     all     21.79      8.27      3.45      9.65      0.00     56.85
10:14:19 AM     all     14.08      3.58      4.35      1.37      0.00     76.62
10:14:20 AM     all     11.35      0.17      1.49      0.33      0.00     86.66
10:14:21 AM     all      9.08      1.73      2.39      0.25      0.00     86.54
10:14:22 AM     all      9.27      0.00      2.09      0.33      0.00     88.31
10:14:23 AM     all      2.66      1.00      1.08      0.08      0.00     95.18
10:14:24 AM     all      1.74      0.00      0.83      0.17      0.00     97.27
10:14:25 AM     all      2.28      0.85      0.93      0.08      0.00     95.86
10:14:26 AM     all      1.70      0.00      0.59      0.08      0.00     97.63
10:14:27 AM     all      4.50      0.17      0.42      0.08      0.00     94.83
10:14:28 AM     all      5.91      0.93      0.84      0.17      0.00     92.15
10:14:29 AM     all      2.68      0.00      0.25      0.17      0.00     96.90
10:14:30 AM     all      1.84      1.09      0.33      0.00      0.00     96.74
10:14:31 AM     all      0.34      0.00      0.34      0.17      0.00     99.16
10:14:32 AM     all      7.45      0.75      1.82      0.41      0.00     89.57
10:14:33 AM     all      5.95      0.00      1.01      0.17      0.00     92.88
10:14:34 AM     all      7.02      1.02      0.76      0.25      0.00     90.95

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#42 Yesterday 15:33:36

seth
Member
Registered: 2012-09-03
Posts: 59,934

Re: Lagging and stuttering: bad desktop performance

How long ha this been going on?
Before 6.12?
Does it happen w/ an older kernel (6.11 or the LTS one)?
Are there any bus errors, timeouts etc. in the system journal?
Quite frankly: does it happen with arch-archlinux instead of manjafor-notquitearchlinux as well?
How's you swap/zswap/zram configuration (do not use zswap and zram together and do not use zswap w/o soem actual swap to back it)?

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