[mythtv-users] Could realtime commercial flagging cause hard lockup/freeze/hang?
drescherjm at gmail.com
Wed Jun 4 02:26:37 UTC 2008
On Tue, Jun 3, 2008 at 10:17 PM, Greg Grotsky <spikeygg at gmail.com> wrote:
> Hello all,
> I've been a mythtv user for a few years. My configuration is a single
> system frontend/backend. Since it's inception I have been using realtime
> commercial flagging and it has worked very well. However, I recently
> updated my mythtv svn tree (to 17392 from an update 5/3/08) and every once
> in a while the system completely hangs. It hangs to the point where the
> magic Alt-SysRq-REISUB does not reboot it, no SSH, no three-fingered-salute,
> no nothing.
> I get nothing in my logs (FE, BE, syslog, messages, etc) and it appears to
> happen when recording and doing commercial detection. It froze three times
> over three days and I started to worry. I completely disabled commercial
> detection and it worked for two days straight so I decided to turn
> comflagging back on because the queue was huge. It detected all the
> commercials in the recorded shows and the next day while recording and
> comflagging it died again! So I turned off the realtime comflag option and
> it has been working for two days now without a hang.
> I thought maybe it was a memory issue so I sacrificed a few shows and ran
> memtest86 overnight; it completed 12 cycles and didn't report any errors.
> None of the information I have proves anything but so far it's looking like
> some update done in may to the comflagger is the culprit. Anyone have
> information that supports or debunks this theory? It's not a big loss to
> not have realtime comflagging but it was a cool geek thing to tout. :)
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