[mythtv] RedHat 8.0 and hardware questions.

m0j0.j0j0 mythtv-dev@snowman.net
16 Dec 2002 14:31:01 -0600


ahhh... that explains why your performance is ~2x mine.

Maybe it's something other than the drives causing my poor MythTV
performance...

Joe


On Mon, 2002-12-16 at 14:20, Richard Trice wrote:
> The drives are ide, on a separate maxtor ata 133 controller.
> they are raid 0 striped.    I am not sure about raid 1 across your
> 2.  Seems like it would be o.k. with the hdparam -t values you
> are getting.
> 
> "m0j0.j0j0" wrote:
> 
> > On Mon, 2002-12-16 at 11:38, misleb@onshore.com wrote:
> > > On 16 Dec, Richard Trice wrote:
> > > > Current config.
> > > >
> > > > Asus mb w/ 700mhz Athlon
> > > > 256mb ram
> > > > 13 gb / partition
> > > > 2 west. dig 80gb drives, software raided (hdparam -t /dev/md0 gives
> > > > 60MB/s writes)
> >
> > duh! sent from the wrong account first. ;)
> >
> > Richard-
> >
> > Are the WD drives SCSI or IDE?
> >
> > Anyone-
> >
> > I'm wondering if I have something messed up on my box. I have Maxtor
> > 7200RPM UDMA IDE 40G and 80G drives. I have a 40G RAID1 partition across
> > the two. hdparm -t /dev/md0 gives me typically about ~25-30 MB/sec
> > reads. I've tested this both using my Promise ATA133 Controller Card and
> > the onboard controllers (System: Asus w/ AMD XP2100, 256MB DDR, WinTV
> > GO).
> >
> > Live TV with Myth isn't really usable for me. Large pauses every 5-10
> > seconds. I've cut the capture resolution to 480x240 and still have the
> > same problems. Nothing else is running at the time and the system load
> > is usually 2-3.
> >
> > Any thoughts on where I can start to try and locate my bottleneck or
> > misconfiguration?
> >
> > Thanks much,
> > Joe
> >
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> 
> --
> Richard Trice
> Systems Analyst
> Alabama Research and Education Network
> (256) 971-7431
> tricer@asc.edu
> 
> 
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