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#1 2022-09-10 07:31:47

d_fajardo
Member
Registered: 2017-07-28
Posts: 1,687

Occasional wakeup problem from RAM sleep

I have a wakeup problem after suspending to RAM. It was solved actually for a while after implementing V1del's suggestion in this thread.
Unfortunately, the problem has come back though I haven't changed anything and I have ran out of options trying to debug it.
I tried increasing the size of my /tmp directory for Nvidia to use as temporary directory to comfortably fit the required memory but problem still occurs.
Basically, I put my desktop into suspend to RAM. When I wake it up, the screen remains blank and the PC goes to hyper-drive with fans spinning max and the only way I could get out of it is a hard reset.
The problem doesn't occur all the time but usually happens if the period between sleep and wakeup is quite long. I have a feeling something is draining the memory on sleep. Could that be possible?
It was working before could this be some sort of regression?
Any leads on where else to look or any advise to debug?

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#2 2022-09-10 12:42:54

d_fajardo
Member
Registered: 2017-07-28
Posts: 1,687

Re: Occasional wakeup problem from RAM sleep

Just to add more info from my previous post, Here is part of /proc/acpi/wakeup

Device  S-state   Status   Sysfs node
PEG0      S4    *enabled   pci:0000:00:01.0
PEGP      S4    *disabled  pci:0000:01:00.0
PEG1      S4    *disabled
PEGP      S4    *disabled
PEG2      S4    *disabled
PEGP      S4    *disabled
PS2K      S4    *disabled
PS2M      S4    *disabled
RP09      S4    *enabled   pci:0000:00:1d.0
PXSX      S4    *disabled  pci:0000:0b:00.0
RP10      S4    *disabled
PXSX      S4    *disabled
RP11      S4    *disabled
PXSX      S4    *disabled
RP12      S4    *disabled
PXSX      S4    *disabled
RP13      S4    *disabled
PXSX      S4    *disabled
RP01      S4    *enabled   pci:0000:00:1c.0
PXSX      S4    *enabled   pci:0000:04:00.0
RP02      S4    *disabled
PXSX      S4    *disabled
RP03      S4    *enabled   pci:0000:00:1c.2
PXSX      S4    *enabled   pci:0000:05:00.0

and 01.00.0 which is currently disabled is my Nvidia card:

 01:00.0 VGA compatible controller: NVIDIA Corporation GA104GL [RTX A4000] (rev a1) 

Question is should this be enable in /proc/acpi/wakeup?

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