[mythtv-users] Minimum backend specs?

Dom H speedsix80 at hotmail.com
Wed Apr 5 17:45:26 UTC 2006


It seems my issues are more with my Nova-T card and 0.19 than physical 
hardware specs. I'd still be intrested to hear what specs I should aim for 
building a backend machine though.

Regards

Dom


>From: "Dom H" <speedsix80 at hotmail.com>
>Reply-To: Discussion about mythtv <mythtv-users at mythtv.org>
>To: mythtv-users at mythtv.org
>Subject: [mythtv-users] Minimum backend specs?
>Date: Wed, 05 Apr 2006 17:12:24 +0000
>
>Hi,
>
>I setup a Knoppmyth (based on Mythtv 0.19) backend on an old dell Celeron
>700mhz/384MB system and streaming recordings worked great but streaming 
>live
>tv to my frontend (amd64) was terribley slow. Changing channels took
>20-30secs. Console log was as follows..
>
>
>2006-03-31 23:25:54.293 TV: Attempting to change from None to 
>WatchingLiveTV
>2006-03-31 23:25:54.302 Using protocol version 26
>2006-03-31 23:25:58.127
>RingBuf(myth://10.0.0.4:6543/1035_20060331232554.mpg): Waited 2 seconds for
>data to become available...
>2006-03-31 23:25:59.565
>RingBuf(myth://10.0.0.4:6543/1035_20060331232554.mpg): Timing out wait due
>to impending livetv switch.
>0: start_time: -9223372036854.775 duration: -9223372036854.775
>stream: start_time: -9223372036854.775 duration: -9223372036854.775
>bitrate=0 kb/s
>2006-03-31 23:26:02.558 AFD: Opened codec 0x8326b70, id(MPEG1VIDEO)
>type(Video)
>2006-03-31 23:26:02.558 NVP: Disabling Audio, params(-1,-1,-1)
>2006-03-31 23:26:02.558 NVP: Disabling Audio, params(0,-1,-1)
>2006-03-31 23:26:03.475 TV: Changing from None to WatchingLiveTV
>2006-03-31 23:26:03.477 New DB connection, total: 3
>2006-03-31 23:26:03.567 Connected to database 'mythconverg' at host:
>10.0.0.4
>2006-03-31 23:26:03.610 Realtime priority would require SUID as root.
>[mpeg1video @ 0xb74e87c4]qscale == 0
>[mpeg1video @ 0xb74e87c4]Warning MVs not available
>2006-03-31 23:26:04.344 LiveTV forcing JumpTo 1
>2006-03-31 23:26:04.475 Video timing method: USleep with busy wait
>2006-03-31 23:26:04.837 NVP: prebuffering pause
>2006-03-31 23:26:05.656 NVP: Prebuffer wait timed out 10 times.
>2006-03-31 23:26:06.306 rebuffering (1 32768)
>2006-03-31 23:26:06.479 NVP: Prebuffer wait timed out 10 times.
>0: start_time: 7073.167 duration: 0.900
>1: start_time: 7073.159 duration: 0.842
>2: start_time: 7073.159 duration: 0.909
>3: start_time: 7073.159 duration: 0.909
>stream: start_time: 78590.652 duration: 10.096 bitrate=3395 kb/s
>2006-03-31 23:26:07.489 AFD: Opened codec 0xac7164e0, id(MPEG2VIDEO)
>type(Video)2006-03-31 23:26:07.538 AFD: Opened codec 0xac716a60, id(MP3)
>type(Audio)
>2006-03-31 23:26:07.538 AFD: Opened codec 0xac716fe0, id(DVB_SUBTITLE)
>type(Subtitle)
>2006-03-31 23:26:07.538 AFD: Opened codec 0xac717560, id(MP3) type(Audio)
>2006-03-31 23:26:07.559 Opening audio device '/dev/dsp'.
>2006-03-31 23:26:07.559 Opening OSS audio device '/dev/dsp'.
>2006-03-31 23:26:07.622 NVP: Enabling Audio
>2006-03-31 23:26:07.783 NVP: Prebuffer wait timed out 10 times.
>2006-03-31 23:27:10.894 NVP: prebuffering pause
>
>
>Thanks
>
>
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