[mythtv-users] A few 0.19 and RAM questions
Christopher McEwan
christopher.mcewan at gmail.com
Tue Feb 7 10:57:56 UTC 2006
On 2/6/06, Andrew Ingram <adingram at clara.co.uk> wrote:
>
> > On 2/6/06, Mark Hetherington <redcane at dodo.com.au> wrote:
> > > I'm not an expert on this, so this is mostly a matter of what I
> > > believe to be true, but perhaps is not particularly accurate.
> > > I think no matter how much RAM you have, linux will still use some
> > > swap. I think it's partly so it can have stuff already swapped out,
> > > even if it is in RAM as well, so it doesn't take as long to
> > swap when
> > > needed. I'm fairly certain 512Mb is sufficient unless your
> > looking at multiple encoders.
> >
> > top - 20:54:22 up 7 days, 23:10, 3 users, load average:
> > 2.38, 2.17, 2.04
> > Tasks: 122 total, 5 running, 117 sleeping, 0 stopped, 0 zombie
> > Cpu(s): 1.3% us, 6.7% sy, 90.3% ni, 0.0% id, 0.0% wa,
> > 0.0% hi, 1.7% si
> > Mem: 1296740k total, 1273420k used, 23320k free,
> > 2388k buffers
> > Swap: 1301256k total, 87264k used, 1213992k free,
> > 938236k cached
> >
> > That's my top output and as you can see the system is using a
> > little bit of swap.. even though I have some free ram.
> >
> > I'd have agree with the statement above about linux will
> > always use a little bit of swap.
>
> I'm not so sure. Here is my box:
>
> top - 17:16:17 up 1 day, 17:14, 2 users, load average: 1.03, 1.02, 1.00
> Tasks: 114 total, 1 running, 113 sleeping, 0 stopped, 0 zombie
> Cpu(s): 0.2% us, 0.3% sy, 0.0% ni, 99.5% id, 0.0% wa, 0.0% hi, 0.0%si
> Mem: 512432k total, 453508k used, 58924k free, 145912k buffers
> Swap: 979924k total, 0k used, 979924k free, 90660k cached
>
> Admittedly, my box had a reboot and has only been up for just over 41
> hours,
> but it's 2 tuners have been recording and playing back quite a bit in that
> time.
>
> Andy
>
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>
As you can see im hardly using any aswell and with 90 days uptime I dont
think that matters.
Top
-------
Tasks: 115 total, 2 running, 111 sleeping, 0 stopped, 2 zombie
Cpu(s): 19.0% us, 1.4% sy, 0.4% ni, 78.6% id, 0.5% wa, 0.1% hi, 0.0% si
Mem: 1035796k total, 1022444k used, 13352k free, 129968k buffers
Swap: 2096472k total, 224k used, 2096248k free, 463032k cached
Uptime
-----------
10:57:10 up 90 days, 14 min, 3 users, load average: 0.22, 0.25, 0.25
--
Regards,
~CM
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