[mythtv] Ticket #3986: BOB interlacing makes EPG slow in latest SVN

Daniel Kristjansson danielk at cuymedia.net
Wed Oct 3 16:11:12 UTC 2007

On Wed, 2007-10-03 at 11:55 -0400, Daniel Kristjansson wrote:
> On Wed, 2007-10-03 at 11:05 -0400, Shane wrote:
> > I tracked down a similar killer performance regression the other day.
> > I thought it was mostly because I use a slow remote backend but the
> > symptoms are similar so I thought I would mention it.
> > 
> > It was the regex searches introduced in r14448 that caused the extra
> > load. This is the workaround I put in. I don't have any funky chars in
> > my channels so I'm not sure this doesn't breaks thing for those who
> > do.
> Interesting. It's easy enough to cache the regular expression, let me
> write some code for that for you to test.

I've attached a patch...

-- Daniel
-------------- next part --------------
A non-text attachment was scrubbed...
Name: 3986-regexp-v1.patch
Type: text/x-patch
Size: 1635 bytes
Desc: not available
Url : http://mythtv.org/pipermail/mythtv-dev/attachments/20071003/d15be75e/attachment.bin 

More information about the mythtv-dev mailing list