[mythtv-users] X using way too much CPU?

Joseph A. Caputo jcaputo1 at comcast.net
Wed Feb 12 18:03:56 UTC 2003


This *may* be the same problem being discussed in the mythtv-dev list. 
Check it out at
http://www.gossamer-thread.com/archive/MythTV_C2/Dev_F10/stuttery_audio_with_current_cvs_P50938/


My temporary solution has been to back up to the 04-feb CVS.

-Joe C.

> ------------------------------
> 
> Date: Wed, 12 Feb 2003 00:08:47 +0000
> From: "nick" <ozzy at followthelemur.com>
> To: mythtv-users at snowman.net
> Subject: [mythtv-users] X using way too much CPU?
> Message-ID: <E18ikSF-00006i-00 at solo.solosystem.com>
> Content-Type: text/plain; charset=iso-8859-1
> MIME-Version: 1.0
> Precedence: list
> Reply-To: Discussion about mythtv <mythtv-users at snowman.net>
> Message: 14
> 
> Hi all,
> 
> Running CVS from last night (10 Feb), when watching live TV, I'm seeing 
> a load average of ~1.  Top reveals that the XFree86 process is 
> consistently using ~30% of my CPU -- this is on an Athlon XP2100+.  
> Playing video through mythvideo (using mplayer) produces only 6-8% CPU 
> usage from the X process (in this case, top actually eats more CPU 
> monitoring it).  Playing back mythtv recordings shows the same CPU 
> spike from XFree86, but doesn't screw up playback (since mythbackend 
> isn't doing anything, usage stays below 100%).
> 
> All this excess CPU usage is basically making live TV unwatchable 
> (audio stutters, video stops and starts, etc).  Has anyone else seen 
> this?  Is there some X setting I can (try to) optimize?
> 
> CPU: XP2100+
> RAM: 512MB
> Video: savage_drv.o (ProSavage8 DDR on-board)
> Disk: ATA/100, which tests like so:
> - Timing buffer-cache reads:   128 MB in  0.52 seconds =246.15 MB/sec
> - Timing buffered disk reads:  64 MB in  1.12 seconds = 57.14 MB/sec
> 
> Any thoughts would be appreciated.
> 
> 
> Thanks,
> Nick
> ------------------------------




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