[mythtv-users] 64 Bit and memory

[Mitch Gore]

On Jan 11, 2008 1:12 PM, Erik Sejr <esejr at wildroseinternet.ca> wrote:

> On Thu, 10 Jan 2008 09:23:43 -0500, Richard Freeman
> <r-mythtv at gw.thefreemanclan.net> wrote:
> > Marc wrote:
> >> I'm running a SVN(15354) frontend/backend on Gentoo with 32 bits and
> I'm
> > not
> >> seeing this problem.
> >> asgard ~ # free -m
> >  > snip...
> >
> > I just noticed these posts.  If you're concerned about memory leaks /
> > etc looking at the output of free is just about useless.  Look at how
> > much memory individual processes are taking up instead.
> >
> > It is completely normal for a linux system with 500GB of memory and at
> > least as much hard drive space to swap to disk, and report most of the
> > memory as in use just about all the time.
> >
> > The reason memory seems to be always in-use is that "free" memory in
> > linux is memory that is not being used AT ALL for any purpose.  Linux
> > tries to minimize the amount of completely-unused memory - preferring to
> > use it for buffering or cache.  When the memory is needed the cache is
> > purged and the buffers are flushed.  This only improves system
> > performance by reducing disk access.  If memory isn't needed for
> > something else you might as well use it as cache - it doesn't cost
> > anything as cache can be instantly purged to be made available.
> >
> snip...
>
> I upgraded to SVN Revsion 15043 and I am no longer having this memory
> issue. Whatever it was, it seems to have been fixed.
>
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Axel,  when is the next spin of the SVN coming?  I dont want to move back to
SVN self compile too much manual work!

Mitchell
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