RE: Benchmarks, raid1 (was raid0) performance

2000-06-23 Thread Gregory Leblanc
> -Original Message- > From: Hugh Bragg [mailto:[EMAIL PROTECTED]] > Sent: Friday, June 23, 2000 12:36 AM > To: Gregory Leblanc > Cc: [EMAIL PROTECTED] > Subject: Re: Benchmarks, raid1 (was raid0) performance > [snip] > > > What version of raidtools shoul

Re: Benchmarks, raid1 (was raid0) performance

2000-06-23 Thread Hugh Bragg
Gregory Leblanc wrote: > > > -Original Message- > > From: Hugh Bragg [mailto:[EMAIL PROTECTED]] > > Sent: Wednesday, June 21, 2000 5:04 AM > > To: [EMAIL PROTECTED] > > Subject: Re: Benchmarks, raid1 (was raid0) performance > > > > Patch h

RE: Benchmarks, raid1 (was raid0) performance

2000-06-21 Thread Diegmueller, Jason (I.T. Dept)
: Look at the Bonnies seek performance. It should rise. : For single sequential reads, readbalancer doesn't help. : Bonnie tests only single sequential reads. : : If you wan't to test with multiple io threads, try : http://tiobench.sourceforge.net Great, thanks, I'll give this a try!

Re: Benchmarks, raid1 (was raid0) performance

2000-06-21 Thread Mika Kuoppala
On Wed Jun 21 2000 at 12:46:02 -0500, Diegmueller, Jason (I.T. Dept) wrote: > : > Can/Should I apply the raid1readbalance-2.2.15-B2 patch after > : > applying mingo's raid-2.2.16-A0 patch? > : > : I don't see any reason not to apply it, although I haven't > : tried it with 2.2.16. > > I have be

RE: Benchmarks, raid1 (was raid0) performance

2000-06-21 Thread Diegmueller, Jason (I.T. Dept)
: None offhand, but can you post your test configuration/parameters? : Things like test size, relavent portions of /etc/raidtab, things : like that. I know this should be a whole big list, but I can think : of all of them right now. FYI, I don't do IDE RAID (or IDE at all), : but it's pretty aw

RE: Benchmarks, raid1 (was raid0) performance

2000-06-21 Thread Gregory Leblanc
> -Original Message- > From: Diegmueller, Jason (I.T. Dept) [mailto:[EMAIL PROTECTED]] > Sent: Wednesday, June 21, 2000 10:46 AM > To: 'Gregory Leblanc'; 'Hugh Bragg'; [EMAIL PROTECTED] > Subject: RE: Benchmarks, raid1 (was raid0) performa

RE: Benchmarks, raid1 (was raid0) performance

2000-06-21 Thread Diegmueller, Jason (I.T. Dept)
: > Can/Should I apply the raid1readbalance-2.2.15-B2 patch after : > applying mingo's raid-2.2.16-A0 patch? : : I don't see any reason not to apply it, although I haven't : tried it with 2.2.16. I have been out of the linux-raid world for a bit, but a two-drive RAID1 installation yesterday ha

RE: Benchmarks, raid1 (was raid0) performance

2000-06-21 Thread Gregory Leblanc
> -Original Message- > From: Hugh Bragg [mailto:[EMAIL PROTECTED]] > Sent: Wednesday, June 21, 2000 5:04 AM > To: [EMAIL PROTECTED] > Subject: Re: Benchmarks, raid1 (was raid0) performance > > Patch http://www.icon.fi/~mak/raid1/raid1readbalance-2.2.15-B2 > i

Re: Benchmarks, raid1 (was raid0) performance

2000-06-21 Thread Hugh Bragg
Patch http://www.icon.fi/~mak/raid1/raid1readbalance-2.2.15-B2 improves read performance right? At what cost? Can/Should I apply the raid1readbalance-2.2.15-B2 patch after applying mingo's raid-2.2.16-A0 patch? What version of raidtools should I use against a stock 2.2.16 system with raid-2.2.16

RE: Benchmarks, raid1 (was raid0) performance

2000-06-14 Thread Gregory Leblanc
> -Original Message- > From: Jeff Hill [mailto:[EMAIL PROTECTED]] > Sent: Tuesday, June 13, 2000 1:26 PM > To: Gregory Leblanc > Cc: [EMAIL PROTECTED]; [EMAIL PROTECTED] > Subject: Re: Benchmarks, raid1 (was raid0) performance > > Gregory Leblanc wrote: > >

RE: Benchmarks, raid1 (was raid0) performance

2000-06-13 Thread Gregory Leblanc
> -Original Message- > From: Jeff Hill [mailto:[EMAIL PROTECTED]] > Sent: Tuesday, June 13, 2000 3:56 PM > To: Gregory Leblanc > Cc: [EMAIL PROTECTED]; [EMAIL PROTECTED] > Subject: Re: Benchmarks, raid1 (was raid0) performance > > Gregory Leblanc wrote: > &

Re: Benchmarks, raid1 (was raid0) performance

2000-06-13 Thread Jeff Hill
Gregory Leblanc wrote: > > I don't have anything that caliber to compare against, so I can't really > say. Should I assume that you don't have Mika's RAID1 read balancing patch? I have to admit I was ignorant of the patch (I had skimmed the archives, but not well enough). Searched the archive f

Re: Benchmarks, raid1 (was raid0) performance

2000-06-13 Thread Jeff Hill
Gregory Leblanc wrote: >>--snip--<< > > I conclude that on my system there is an ide saturation point (or > > bottleneck) around 40MB/s > Didn't the LAND5 people think that there was a bottleneck around 40MB/Sec at > some point? Anybody know if they were talking about IDE drives? Seems > quite