Re: OT: performance problems.
csj <firstname.lastname@example.org> writes:
> On Mon, 7 Jan 2002 15:59:20 +0100
> martin f krafft <email@example.com> wrote:
> > also sprach Christoph Simon <firstname.lastname@example.org> [2002.01.07.1547 +0100]:
> > > > is this good or bad? hda2 is my swap partition:
> > >
> > > This is bad (<1/6).
> > what do you mean?
> > > > /dev/hda2:
> > > > Timing buffer-cache reads: 128 MB in 0.99 seconds = 129.29 MB/sec
> > > > Timing buffered disk reads: 64 MB in 21.93 seconds = 2.92 MB/sec
> > >
> > > /dev/hda1:
> > > Timing buffer-cache reads: 128 MB in 0.77 seconds =166.23 MB/sec
> > > Timing buffered disk reads: 64 MB in 3.33 seconds = 19.22 MB/sec
> > jealous! what's the RPM on your drive?
> Are you sure it's something to get jealous over? I'm pretty sure I have
> a 5400rpm 20GB drive (by Fujitsu). Look at my stats after I enabled DMA and
> (some other kernel options I don't have at the tip of my finger right
> # hdparm -Tt /dev/hda
> Timing buffer-cache reads: 128 MB in 0.82 seconds =156.10 MB/sec
> Timing buffered disk reads: 64 MB in 2.99 seconds = 21.40 MB/sec
> I've seen a discussion here some whiles back about a guy who got
It's all about scsi baby...
Timing buffer-cache reads: 128 MB in 0.78 seconds =164.10 MB/sec
Timing buffered disk reads: 64 MB in 1.62 seconds = 39.51 MB/sec
Brian Nelson <email@example.com>