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Subject: Re: [gentoo-user] swap usage creeping up
From: Iain Buchanan <iaindb@netspace.net.au>
To: gentoo-user@lists.gentoo.org
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Date: Mon, 15 Nov 2010 23:44:36 +0930
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On Mon, 2010-11-15 at 10:41 +0200, Fatih T=FCmen wrote:
> On Mon, Nov 15, 2010 at 07:09, Iain Buchanan <iaindb@netspace.net.au> w=
rote:
> > sure, but running it for 10 or 100 or 1000 hours should produce rough=
ly
> > the same characteristics for the same browsing behaviour if all other
> > things are equal. A few months ago this didn't cause any issues at a=
ll,
> > now I'm seeing high swap usage. I usually never use my 3G of physica=
l
> > RAM.
> >
>=20
> Can you recall what significant change have you made to the system?
> For emerged packages you can try smth like genlop --list --date 1
> month ago and then check against the versions upgraded from.
sure, only EVERYthing has been updated... including firefox and the
kernel!
> > Again today I see it is using about 900Mb in total, which seems quite
> > large. vm.swappiness is set to 0. I've upgraded firefox to 3.6.12.
> >
> > I had to reboot, but I'll check the usual statistics next time I see =
it.
> >
>=20
> You say swappiness is set to 0 but dont give any swap usage info.
that's cause I had to reboot and swap was back to 0.
> If
> there is any swap usage while swapiness is 0 then it would be weird
> and we could blame it on the kernel.
_any_ swap usage? right now I'm using 110Mb of swap with 1.8Gb free
physical RAM and vm.swapiness is 0!
$ free -m
total used free shared buffers cached
Mem: 3040 1206 1834 0 61 246
-/+ buffers/cache: 898 2142
Swap: 494 110 383
$ cat /proc/sys/vm/swappiness
0
PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND =
=20
3192 iain 20 0 554m 204m 27m S 9 6.7 26:31.94 firefox =
=20
> I just googled mem usage firefox as I am running out of ideas.
but thanks for the suggestions anyway :) I'll keep googling!
--=20
Iain Buchanan <iaindb at netspace dot net dot au>
Allen's Axiom:
When all else fails, read the instructions.