[mythtv-users] Slowdown with higher res display
Cool Frood
aaranya+mythtv at gmail.com
Fri Apr 27 14:35:10 UTC 2007
On 4/27/07, Michael T. Dean <mtdean at thirdcontact.com> wrote:
> On 04/27/2007 10:12 AM, Cool Frood wrote:
> > On 4/25/07, Michael T. Dean <mtdean at thirdcontact.com> wrote:
> >
> >> On 04/25/2007 04:50 PM, Cool Frood wrote:
> >>
> >>> My guess is that mythfrontend and/or X.org are now taking up a whole
> >>> lot of RAM because of the much higher resolution (2.2x more pixels)
> >>> and the system tends to thrash because I have only 512MB of RAM. Is
> >>> my hunch correct or am I missing something?
> >> Pretty much.
> >>
> >> ls -al ~/.mythtv/themecache/*/
> >>
> >> shows you all the theme images that are loaded from (compressed) PNG's
> >> into memory (uncompressed).
> > I'm using Titivillus. There are some pretty large images in there.
> > I'm assuming that not all of them are loaded at the same time. If
> > they are, I should at least get rid of Torrentocracy that I installed
> > but never use.
>
> They're loaded as needed, but remember that the kernel is trying to
> prevent your having to read them off the disk again. They will
> /definitely/ contribute to RAM usage, which can trigger swap usage.
> That's why I recommended restarting mythfrontend and mythbackend after
> changing themes...to help "reset" the swap usage (although a full reboot
> will give you best real-world usage info).
>
Right now, the top information shows:
5927 root 15 0 711m 140m 1708 S 0.0 28.0 700:11.87 Xorg
18564 mythtv 15 0 604m 125m 14m S 0.0 25.0 113:14.69 mythfrontend
as the worst memory offenders. Once I get back home, I will try
changing the theme and restarting the system and see how it goes.
Thanks.
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