[mythtv-users] 0.25 lookup metadata as part of jobqueue?

Michael T. Dean mtdean at thirdcontact.com
Sun Mar 11 17:06:56 UTC 2012


On 03/11/2012 12:04 PM, Steven Adeff wrote:
> On Sun, Mar 11, 2012 at 11:43 AM, Raymond Wagner wrote:
>> On 3/11/2012 08:03, Scott&  Nicole Harris wrote:
>>> It would also be nice to set a different max jobs per job type.  i.e. Allow
>>> 4 commercial flag jobs but only 1 transcode job at a time.
>> That's still far from optimal.  Commercial detection can run in realtime
>> behind a recording, or at full speed behind a recording.  At full speed,
>> it will fairly efficiency balance over two cores, meaning those four
>> jobs would saturate a dual socket, quad core server.  In realtime, all
>> of those commercial detection runs will sit idle for the first ten
>> minutes, waiting for enough data to do icon detection, and then catch up
>> as fast as they can to the in-progress recording, again saturating that
>> high end server.  Depending on how many simultaneous recordings you
>> have, you may not have a choice of which mode the jobs are going to run in.
> So if I have a dual core processor, I run my commercial detection jobs
> "real time", and I have say, 7 tuners, would it make sense to allow
> more than two commercial detection jobs to run at a time so that all
> current recordings are being processed or is it better to only allow
> one job per core?

My recommendation:
http://www.gossamer-threads.com/lists/mythtv/users/499517#499517

Mike


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