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#1 2011-07-15 20:26:51

Todor
Member
From: Bulgaria
Registered: 2011-07-15
Posts: 6

Firefox spinup my hard disk

Hello,
I am using: Preload, mounting /tmp to RAM

tmpfs /tmp tmpfs defaults,noatime,nodev,nosuid,mode=1777 0 0

and from wiki Firefox Ramdisk

#!/bin/sh

static=main
link=my.default
volatile=/dev/shm/firefox-$USER


IFS=
set -efu

cd ~/.mozilla/firefox

if [ ! -r $volatile ]; then
    mkdir -m0700 $volatile
fi

if [ "$(readlink $link)" != "$volatile" ]; then
    mv $link $static
    ln -s $volatile $link
fi

if [ -e $link/.unpacked ]; then
    rsync -av --delete --exclude .unpacked ./$link/ ./$static/
else
    rsync -av ./$static/ ./$link/
    touch $link/.unpacked
fi

but when flash video is open (iotop):

22:27:32 10614 be/4 todor       0.00 B/s    0.00 B/s  0.00 %  0.00 % plugin-container /usr/lib/mozilla/plugins/libflashplayer.so -omnijar /usr/lib/firefox-5.0/omni.jar 10564 plugin

and my disk spinup.

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#2 2011-07-15 20:29:33

graysky
Wiki Maintainer
From: :wq
Registered: 2008-12-01
Posts: 10,595
Website

Re: Firefox spinup my hard disk

Looks like it's using /usr/lib/mozilla/plugins/libflashplayer and /usr/lib/firefox-5.0/omni.jar which aren't part of the profile.


CPU-optimized Linux-ck packages @ Repo-ck  • AUR packagesZsh and other configs

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#3 2011-07-15 20:34:37

Todor
Member
From: Bulgaria
Registered: 2011-07-15
Posts: 6

Re: Firefox spinup my hard disk

Yes, but I think they are in RAM, too.
0.00 B/s    0.00 B/s are for  READ: 0.00 B/s | Total DISK WRITE: 0.00 B/s

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#4 2011-07-15 20:37:22

graysky
Wiki Maintainer
From: :wq
Registered: 2008-12-01
Posts: 10,595
Website

Re: Firefox spinup my hard disk

Try keeping the iotop data up and letting it run a while:

$ iotop -Pao

CPU-optimized Linux-ck packages @ Repo-ck  • AUR packagesZsh and other configs

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#5 2011-07-15 20:53:55

Todor
Member
From: Bulgaria
Registered: 2011-07-15
Posts: 6

Re: Firefox spinup my hard disk

from watching youtube 

Total DISK READ: 0.00 B/s | Total DISK WRITE: 0.00 B/s
  PID  PRIO  USER     DISK READ  DISK WRITE  SWAPIN     IO>    COMMAND                                                         
 3752 be/4 todor         0.00 B      4.00 K  0.00 %  0.26 % gconfd-2
  248 be/4 root          0.00 B    216.00 K  0.00 %  0.06 % [kjournald]
 4069 be/4 todor         4.00 K     12.00 K  0.00 %  0.02 % plugin-container /usr/lib/mozilla~/firefox-5.0/omni.jar 3725 plugin

Last edited by Todor (2011-07-15 20:54:54)

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