[mythtv-users] Populating the .xmltv file for my grabber from mythtv database?
watkinshome at gmail.com
Tue May 11 09:07:41 UTC 2021
> Not sure if anything in there hints to the problem. It does look like
> most of the chunks took 30 minutes, which is still too long, but one of the
> later chunks took 90 minutes.
> I think this is clearly related to all the mysql activity. When I monitor
> the vm, though, the CPU utilization is low, including the mysql daemon. I
> am starting to think this operation is I/O bound, resulting in slow
> database operations.
Most of the earlier 3 day chunks will involve few database writes because
the guide data should be already there from previous runs. Only the last
chunk will contain new stuff. So I guess that supports the suspicion that
it's mysql updates that are eating up the time.
You could increase the log level to LOG_DEBUG which may give some more
What about memory utilisation / disk swapping in the VM? Can you monitor
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