[mythtv-users] Mythvideo performance
rbsteffes at gmail.com
Fri Jun 16 03:47:26 UTC 2006
On 6/15/06, Michael T. Dean <mtdean at thirdcontact.com> wrote:
> On 06/15/2006 04:14 PM, Ryan Steffes wrote:
> > > What's noticeable mean to you? One or two seconds, or 5 seconds,
> > > or 10 seconds, or ...
> > Average, 20 to 30 seconds, sometimes over minute.
> That's definitely not the in-memory sort. I never had that kind of
> issue when I was using mine without it (actually, the difference from
> the in-memory sort is not very noticeable).
> > It only does this
> > the first time I go into MythVideo, then seems faster until I haven't
> > gone in a while, then pauses again. I'm assuming it has to do with
> > disk access.
> Hmmm... Idea (see below).
> > I also get a similarly long delay when going into My
> > Recordings but I always blamed this on building previews, since it
> > stutters (for lack of a better word) when flipping past a newly
> > recorded show.
> That shouldn't be preview generation. It doesn't build them all before
> showing Watch/Delete Recordings. (We are talking about mythfrontend
> here, right, and not MythWeb?)
> > > Make sure you disable the setting:
> > >
> > > Video List browses files If set, this will cause the Video List
> > > screen to show all relevant files below the MythVideo starting
> > > directory whether they have been scanned or not.
> > >
> > > for the test. Note, also, that there's an equivalent setting for
> > > the other 3 views.
> > I do have this on, because during the transition from DVDs to avis, I
> > occasionally just stuck a ripped vob in there and transcoded it
> > later. I'll try with it off, and see if there is a difference.
> If you have that on an have:
> Video List Loads Video Meta Data
> If set along with Browse Files, this will cause the Video List to load
> any known video metadata from the database. Turning this off can
> greatly speed up how long it takes to load the Video List tree
> on that could cause the delay you're seeing.
This did it. Either loading the info from the DB or loading the movie
posters is responsible for the delay. Turning off that option made the
vides load instantly. I suppose now I can focus on why I seem to be getting
such terrible disk performance.
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