[mythtv-users] Lots of mythpreviewgen processes left running on MBE
Gavin Hurlbut
gjhurlbu at gmail.com
Fri Sep 17 04:22:03 UTC 2010
On Thu, Sep 16, 2010 at 5:21 PM, Tom Lichti <redpepperracing at gmail.com>wrote:
> I am seeing a lot of these processes hanging around on my backend, I'm
> not sure if it is a configuration problem on my side, or a bug:
>
>
To give you any useful help on this, you will need to be running a debug
build, and when you find these apparently stuck processes, attach to one
(without sh -c on the front) with gdb and get a backtrace of all threads.
> root 430 429 0 19:30 ? 00:00:00
> /usr/local/bin/mythpreviewgen --size 0x0 --chanid 4051 --starttime
> 20100916190000
>
Running the backend as root is not exactly a suggested configuration.
> As you can see, some have been there since yesterday. I also find it
> odd that the size is "0x0"
>
This is irrelevant. To my knowledge, that will select a default-sized
image.
>
> Anyone have any thoughts? There is nothing exciting in the backend
> log, other than that it launched the external process. I do see a
> couple of these:
>
> 2010-09-16 20:01:01.564 MainServer, Error: PREVIEW_SUCCESS but no
> receivers.
>
> But not as many as there are processes still running.
>
>
Of course not. That is only logged if the process has actually finished.
To debug this any further, you will need to have a debug build, not release.
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