[mythtv-users] Lag while browsing over network?
adeffs.mythtv at gmail.com
Wed Mar 14 15:03:37 UTC 2007
On 3/12/07, Josh <TwoOneSix at thatclothingco.com> wrote:
> William Pettersson wrote:
> > So, I've recently implemented my latest remote frontend (connected to
> > 27" LCD TV, finally my first frontend that is only a myth frontend).
> > However, I feel that the frontend is laggy. That is, if I'm browsing
> > through the menus (just menus, and any menu from file browsers to
> > setting up videos), everything has a 1-2 second lag. Videos play fine
> > over my network (100mbit), and I've tested it and can sustain 10.2MB/s.
> > It's an AMD Athlon(tm) XP 2600+ with 256MB of RAM. I'll admit it's a
> > bit low on RAM, but it's currently (idling since I'm at work) and using
> > just on 93MB
> > enigma at mythbox ~ $ free -m
> > total used free shared buffers cached
> > Mem: 249 154 95 0 4 56
> > -/+ buffers/cache: 93 156
> > Swap: 980 325 654
> > As to hard drive speeds, I get the following
> > mythbox enigma # hdparm -tT /dev/hda
> > /dev/hda:
> > Timing cached reads: 1476 MB in 2.00 seconds = 736.31 MB/sec
> > Timing buffered disk reads: 102 MB in 3.05 seconds = 33.49 MB/sec
> > Not magnificent, but decent enough (I'd think) for running mythtv.
> > The only slightly degraded performance factor that I can see is the
> > video card, which is a 9600Pro running on the open-source Radeon drivers
> > (ATI ones are crashing as usual for me).
> > So, anyone know of any reason why this frontend would have slight lag
> > while navigating menus? My other frontend that is on the 100mbit
> > network is noticably faster, and the only main differences are that is a
> > beefier machine. Any ideas?
> > Also, anyone have a script that can take "screenshots" of movies, then
> > set the screenshots as covers? I've got a bunch of video clips (music
> > videos) that I'd like to do this too.
> > William
> I actually have a similar issue, only in reverse... the beefier machine
> is the one with the lag. Both are connected at 1000/full to the same 8
> port GB switch. One is a Dell and the other is a VIA, the VIA lags and
> the Dell doesn't... neither are running a backend. I guess I have just
> learned to deal with it... my NFS and MySQL settings are "optimal" so
> it's a weird (not crippling) issue... I'll follow this thread and hope
> you figure something out.
I just noticed my main frontend menu was slow due to logging being
done in the backend. I lowered the amount of logging going on and the
menu sped up. for some reason it never affected the frontend in my
it also got live TV working on both again...
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