[mythtv-users] .25 - "Maximum buffer size exceeded"

Phil Bridges gravityhammer at gmail.com
Fri Mar 30 02:32:47 UTC 2012


On Thu, Mar 29, 2012 at 10:32 PM, Phil Bridges <gravityhammer at gmail.com> wrote:
> I noticed that I had the mysterious "yellow dots" beside some of my
> recordings this evening.  At second glance, I realized that the two
> shows I was recording at 9PM had two files.  Not good.  One of the
> shows was split into two halves, approximately 30 minutes each.  The
> other though, had only about 11 minutes in it's first half.
>
> I looked at the log, and found this:
>
>
> 2012-03-29 21:12:30.800845 E [7151/23462] HDHRStreamHandler
> ThreadedFileWriter.cpp:216 (Write) -
> TFW(/mnt/recordings2/1461_20120329210000.mpg:99): 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.
>
> It also appeared that mythbackend restarted at the bottom of the hour
> - at least, there was a new logfile generated.
>
> I was only recording two shows at the time, and I have plenty of space
> on each of my recording mountpoints (this was recorded to a local
> drive).  Any tips at how to further troubleshoot the issue?

As a quick addition, my mounts are formatted XFS.


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