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

Phil Bridges gravityhammer at gmail.com
Fri Mar 30 02:58:55 UTC 2012


On Thu, Mar 29, 2012 at 10:50 PM, Raymond Wagner <raymond at wagnerrp.com> wrote:
> On 3/29/2012 22:32, Phil Bridges wrote:
>>
>> 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?
>
>
> How old a version of 0.25 are you running?  There was an issue fixed in the
> recording quality monitor a couple weeks ago that caused excessive amounts
> of context switches in HDHR recordings.  Those could potentially cause
> problems such as filesystem stalls, and the inability to flush to disk in a
> timely manner, resulting in terminated recordings.
>

MythTV Version : v0.25pre-4673-g89c34ef
Library API : 0.25.20120223-1


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