Re: [resolved, naively] Re: geom vs ich through ar device - benchmarks?

2007-07-27 Thread Howard Goldstein
Howard Goldstein wrote: > > ar device's RAID1 Using the awesome gmirror > write 1gb: 13.275 13.7 > rd 12.9 13.8 I recently had an opportunity to repeat this test with the same exact WD3200AAKS (7200RPM consum

Re: [resolved, ?naively] Re: geom vs ich through ar device - benchmarks?

2007-07-26 Thread Daniel O'Connor
On Thu, 26 Jul 2007, Oliver Fromme wrote: > As an additional note: _If_ the ICH RAID was in hardware > (which it isn't, as Scott pointed out), it might be > preferable to use it instead of gmirror, even if it's 5% > slower, but because it would save a lot of cpu. > > Of course, since both are in s

Re: [resolved, ?naively] Re: geom vs ich through ar device - benchmarks?

2007-07-26 Thread Oliver Fromme
Howard Goldstein <[EMAIL PROTECTED]> wrote: > [...] You should fix your e-mail setup. I can't reach you: >- Transcript of session follows - > ... while talking to ns1.queue.to.: > >>> RCPT To:<[EMAIL PROTECTED]> > <<< 553 local-rblblacklist complain to your provider > 550 5.1.1

Re: [resolved, ?naively] Re: geom vs ich through ar device - benchmarks?

2007-07-26 Thread Oliver Fromme
Scott Long wrote: > Howard Goldstein wrote: > > Naive test: dd if=/dev/zero of=/fsundertest/tstfile bs=1m count=1000 > > *not including buffered stuff unwritten, the test simply reported dd's > > idea of the transfer time*, and then the other way where it doesn't matter > > > > In firmware

Re: [resolved, naively] Re: geom vs ich through ar device - benchmarks?

2007-07-25 Thread John-Mark Gurney
Howard Goldstein wrote this message on Wed, Jul 25, 2007 at 17:24 -0400: > Scott Long wrote: > > > > ICH5 only support SATA-1. > Dang. Does anyone yield SATA-II speeds with the a PCI controller? I'm > not sure if 25-30MB/s is even possible with regular PCI You probably mean 250-300MB/s which is w

Re: [resolved, naively] Re: geom vs ich through ar device - benchmarks?

2007-07-25 Thread Jeremy Chadwick
On Wed, Jul 25, 2007 at 07:02:58PM -0600, Scott Long wrote: > You should be able to sustain at least 70MB/s on a single modern drive > with SATA-1 or SATA-2. If you're not getting that then something in the > driver or the application is getting in the way. Even with the, um, > "problems" that Si

Re: [resolved, naively] Re: geom vs ich through ar device - benchmarks?

2007-07-25 Thread Howard Goldstein
Scott Long wrote: > Howard Goldstein wrote: > >> Scott Long wrote: >> >>> Howard Goldstein wrote: >>> Testbed: Pair of WDC3200AAKS 320gb SATA, freshly newfsd 10gb filesystem mounted with softupdates, remounted after each test P4 @ 3ghz on a P4P800 in 6.2-STABLE, sing

Re: [resolved, naively] Re: geom vs ich through ar device - benchmarks?

2007-07-25 Thread Scott Long
Howard Goldstein wrote: > Scott Long wrote: >> Howard Goldstein wrote: >>> Testbed: Pair of WDC3200AAKS 320gb SATA, freshly newfsd 10gb filesystem >>> mounted with softupdates, remounted after each test >>> P4 @ 3ghz on a P4P800 in 6.2-STABLE, single user mode, ICH5R controller >>> detects these SA

Re: [resolved, naively] Re: geom vs ich through ar device - benchmarks?

2007-07-25 Thread Howard Goldstein
Scott Long wrote: > Howard Goldstein wrote: >> Testbed: Pair of WDC3200AAKS 320gb SATA, freshly newfsd 10gb filesystem >> mounted with softupdates, remounted after each test >> P4 @ 3ghz on a P4P800 in 6.2-STABLE, single user mode, ICH5R controller >> detects these SATA-II drives inexplicably as S

Re: [resolved, naively] Re: geom vs ich through ar device - benchmarks?

2007-07-25 Thread Scott Long
Howard Goldstein wrote: > Howard Goldstein wrote: >> Has anyone done any benchmarks in desktop or server environment >> comparing geom with an ICH controller through the ar device in RAID1 >> service? Teh google, it seems to pick up grammar school math >> assignments lots of what may be relevant h

[resolved, naively] Re: geom vs ich through ar device - benchmarks?

2007-07-25 Thread Howard Goldstein
Howard Goldstein wrote: > Has anyone done any benchmarks in desktop or server environment > comparing geom with an ICH controller through the ar device in RAID1 > service? Teh google, it seems to pick up grammar school math > assignments lots of what may be relevant hits for fortunate speakers of