[mythtv-commits] Ticket #9709: TFW IOBOUND

[MythTV]

#9709: TFW IOBOUND
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 Reporter:  spamme@…               |          Owner:  danielk
     Type:  Bug Report - General   |         Status:  closed
 Priority:  minor                  |      Milestone:  0.25
Component:  MythTV - Recording     |        Version:  Trunk Head
 Severity:  medium                 |     Resolution:  fixed
 Keywords:                         |  Ticket locked:  0
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Comment (by spamme@…):

 {{{

 2011-05-16 16:28:01.784 Tuning recording: "Judge Judy": channel 1061 on
 cardid 1     , sourceid 1
 2011-05-16 16:28:01.785 scheduler: Tuning recording: "Judge Judy": channel
 1061      on cardid 1, sourceid 1
 2011-05-16 16:28:02.445 Updating status for "Judge Judy" on cardid 1
 (Tuning =>      Recording)
 2011-05-16 16:28:02.820 TVRec(1): rec->GetPathname():
 '/r6Myth/tv/1061_201105161     62800.mpg'
 2011-05-16 16:28:02.820 RecBase(1:) Error: SetOption(): Unknown int
 option: dvb_     on_demand: 0
 2011-05-16 16:28:04.806 MainServer::ANN Monitor
 2011-05-16 16:28:04.806 adding: mythdvr as a client (events: 2)
 2011-05-16 16:28:42.204 TFW(/r6Myth/tv/1061_20110516162800.mpg:46),
 Warning: write(376) cnt 1265 total 73413060 -- took a long time, 39134 ms
 2011-05-16 16:29:13.517 TFW(/r6Myth/tv/1061_20110516162800.mpg:46),
 Warning: write(57904) cnt 2140 total 124363880 -- took a long time, 31313
 ms
 2011-05-16 16:29:20.105 TFW(/r6Myth/tv/1061_20110516162800.mpg:46), Error:
 Maximum buffer size exceeded.
                         file will be truncated, no further writing will be
 done.
                         This generally indicates your disk performance
                         is insufficient to deal with the number of on-
 going
                         recordings, or you have a disk failure.
 2011-05-16 16:29:24.603 TFW(/r6Myth/tv/1061_20110516162800.mpg:46),
 Warning: write(57528) cnt 2310 total 134213388 -- took a long time, 10676
 ms


 }}}
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 I have no idea why write speed is so bad but it isn't my hardware!!!

 If I break CTRL-C mythbackend and re-launch it, it starts recording a bit
 better.

-- 
Ticket URL: <http://code.mythtv.org/trac/ticket/9709#comment:11>
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