[mythtv-users] HDPVR severe stuttering 'Storage to Buffer' drops to nothing

[Gerald Brandt]

On 2014-10-12 5:29 PM, Jean-Yves Avenard wrote:
> Hi
>
> On Monday, October 13, 2014, Gerald Brandt <gbr at majentis.com 
> <mailto:gbr at majentis.com>> wrote:
>
>     Hi,
>
>     I'm running 0.27 fixes (Mythbuntu).  A month or so ago, I sent an
>     email to the list where I tried to figure out why my dual
>     HDPVR/DC6200 system was suddenly giving severe dropouts and
>     stutters in video (live tv and recordings).  The system had been
>     running for years flawlessly.
>
>     The first thing I did was replace the power supplies on the
>     HDPVR's.  I finally got them in last week, and there were no changes.
>
>     I then stopped using digital audio and went to a couple of RCA
>     cables.  My issues dropped dramatically, for awhile.  Now the
>     problem is back.
>
>     Watching the playback info, the Storage to Buffer value becomes a
>     dash '-'.  Shortly after, it comes back and the Buffer to decoder
>     goes to nothing.  This results in up to a 20 second loss of video,
>     and a stutter on audio.
>
>
>
> Are you using a combined BE/FE? Are you streaming from the BE to the 
> FE via myth protocol and storage group?
>
> In the later, data transfer stalls. Check your BE logs for clues. 
> Dying hard drive is usually the most likely culprit.
>
>

Separate BE and FE, using myth  protocol and a storage group.  The drive 
is a DLink external SATA with RAID, and it doesn't give me smart readings.

I may try to copy all my video files to an NFSv4 server and get rid of 
the local eSATA drives.

Gerald

-- 
Gerald Brandt
Majentis Technologies
204-229-6595
gbr at majentis.com

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