elevator=cfq didnt help in my setup. I never got around to moving my recordings to jfs file system. So, I'm just using 16MB buffer and seldom had iobound problem. I added another hard drive and formatted it as xfs file system. But the recording is still on ext3.
On 1/8/06, Kevin Kuphal <[EMAIL PROTECTED]> wrote: > Blammo wrote: > > >This is getting old: > > > >2006-01-08 14:53:20.087 IOBOUND - blocking in ThreadedFileWriter::Write() > >2006-01-08 14:53:21.216 IOBOUND - blocking in ThreadedFileWriter::Write() > >2006-01-08 14:53:21.586 IOBOUND - blocking in ThreadedFileWriter::Write() > >2006-01-08 14:53:21.666 IOBOUND - blocking in ThreadedFileWriter::Write() > >2006-01-08 14:53:29.968 IOBOUND - blocking in ThreadedFileWriter::Write() > >2006-01-08 14:53:30.194 IOBOUND - blocking in ThreadedFileWriter::Write() > >2006-01-08 14:54:08.315 IOBOUND - blocking in ThreadedFileWriter::Write() > >2006-01-08 14:54:49.007 IOBOUND - blocking in ThreadedFileWriter::Write() > > > > > >I've read all the threads I can find on this topic, with no good > >fixes. The only one that seems applicable is the 2M/8M/32M buffer > >change for HD content. Before I introduce CVS into my otherwise > >completely stable env, I'd like to make sure there's nothing else I > >can do. > > > > > > > <snip> > > >what the hell is going on? > > > > > From everything I can remember about IOBOUND, it means your hardware > (probably disk) isn't able to keep up. What filesystem are you using? > I'm assuming that CBS is 1080i while the other channels are 720p? I'm > guessing also that the commercials are not at 1080i either. Seems to me > that indicates strongly that there is something going on in the I/O to > disk. Also, are you running real-time commflagging on these > recordings? If so, does this behavior change if you do not run that job? > > I think this thread is the most relevant to your situation: > http://www.opensubscriber.com/message/[email protected]/1682169.html > > and includes suggestions about increasing the buffer size as well as > elevator=cfg and the filesystem in question. > > Kevin > _______________________________________________ > mythtv-users mailing list > [email protected] > http://mythtv.org/cgi-bin/mailman/listinfo/mythtv-users > _______________________________________________ mythtv-users mailing list [email protected] http://mythtv.org/cgi-bin/mailman/listinfo/mythtv-users
