[mythtv-users] system profiling / cpu usage revisited
Brian Lalor
blalor at bravo5.org
Thu Jun 19 22:37:09 EDT 2003
mOjO wrote:
> i think you failed to mention one thing in all that massive amount of
> data... what resolution where you recording at? many of us have
> experienced dramatic difference in cpu results between 480x480 and
> 640x480....
It doesn't seem to matter. My CPU's maxed out at both 480x480 and
320x480. oggenc's currently consuming 100% CPU, but *that* I expect...
> 1.) some people said that running the mythbackend as root (as a system
> daemon usually) allows it to assign greater priority to certain threads
> thereby improving recording quality.
If that's true, I didn't see it documented anywhere. Maybe I'll try that...
> 2.) some people had strange performance issues with 2.4.21 or at least
> thought they did and claimed going back to 2.4.20 solved them and yet
> others have said that they run 2.4.21 fine... i dont think a consensus
> has been reached on whether there are issues with that kernel and myth
> or not.
I'm seeing the same behavior with both kernels.
--
__ ____
/ / / __/ Brian Lalor
/ _ \/__ \ blalor at bravo5.org
/_.__/____/ http://bravo5.org/
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