[mythtv-users] mythbackend stability on SMP systems
Iain Buchanan
iaindb at netspace.net.au
Fri Aug 7 04:32:40 UTC 2009
On Thu, 2009-08-06 at 21:31 -0500, David Engel wrote:
> On Fri, Aug 07, 2009 at 08:49:49AM +0930, Iain Buchanan wrote:
> > On Thu, 2009-08-06 at 17:11 -0500, David Engel wrote:
> > > I would now like to make use of that extra CPU power, so I'm curious
> > > how stable mythbackend, both 0.2 and trunk, is these days on SMP
> > > hardware.
> >
> > I'm running a single front-end back-end together on a P4 HT 3.0GHz
> > laptop using a USB DVB-T HD tuner. I've never had any problems with
> > segfaults, although I'm still setting it up so it doesn't get too much
> > use yet.
>
> With only one tuner, your chances of having a problem are fairly low.
> In my experience, the most vulnerable times were when multiple tuners
> and jobs were starting or stoping at the same time.
a second tuner is in the pipeline for me, but not likely before you want
to use your 2nd CPU.
Anyway, you should be able to keep your non-SMP kernel, and use grub to
boot between them for testing. If it works, it works, if not then
delete your SMP kernel.
--
Iain Buchanan <iaindb at netspace dot net dot au>
Intuition, however illogical, is recognized as a command prerogative.
-- Kirk, "Obsession", stardate 3620.7
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