On Thu, 2 Mar 2000, Gregory Leblanc wrote:
> > -Original Message-
> >
> > I think the bonnie test at least tells me what max throughput of the
> > drives and controller's ability to do RAID-5 are. I'll be
> > happy to run
> > other benchmarks though. Where can I find tiotest? Searc
On Fri, 3 Mar 2000 [EMAIL PROTECTED] wrote:
>Normally, I'd look for such things via the GUI scsi-config interface. Is
>there any way to access the mode pages for each disk while they're
>connected to the Mylex controller, or would I need to hook each drive to a
>traditional SCSI controller to do
On Thu, 2 Mar 2000, Leonard N. Zubkoff wrote:
> An occasional reset is not a problem; it simply means a command timed
> out and the DAC960 firmware responds by resetting the bus and retrying
> all the pending commands. In the case of the IBM drives, there is a
> mode page setting that controls h
> # tiobench.pl --numruns 5 --size 1024
> Size is MB, BlkSz is Bytes, Read and Write are MB/sec, Seeks are Seeks/sec
>
> Dir Size BlkSz Thr# Read (CPU%) Write (CPU%) Seeks (CPU%)
> - -- --- - -- --
> .1024 40961 25.6001
On Thu, 2 Mar 2000, Gregory Leblanc wrote:
> Perhaps they got reset when syslog cycled at midnight, or something. :)
> Try comparing the number of resets to the number of reads/writes, more like
> you would for ethernet collisions. I think that resets will only indicate a
> problem when the num
> -Original Message-
> From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]]
> Sent: Thursday, March 02, 2000 10:48 AM
> To: Christian Robottom Reis
> Cc: Leon Brouwers; Leonard N. Zubkoff; [EMAIL PROTECTED]
> Subject: Re: Benchmark 1 [Mylex DAC960PG / 2.2.12-20 / P3]
>
On Thu, 2 Mar 2000 [EMAIL PROTECTED] wrote:
> I think the bonnie test at least tells me what max throughput of the
> drives and controller's ability to do RAID-5 are. I'll be happy to run
> other benchmarks though. Where can I find tiotest? Searches on
> google/altavista/freshmeat turned up no
On Thu, 2 Mar 2000, Christian Robottom Reis wrote:
> How about running tiotest on them so we can have a look at some real
> numbers - bonnie just isn't very meaningful. If you can run tiobench with
> --numruns 5 or something close and a decent size (1024 looks fine) it's
> more meaningful.
I thi
From: [EMAIL PROTECTED]
Date: Thu, 2 Mar 2000 01:19:29 -0500 (EST)
Those are some disappointing numbers. I've got:
* DAC960 RAID Driver Version 2.2.4 of 23 August 1999 *
Copyright 1998-1999 by Leonard N. Zubkoff <[EMAIL PROTECTED]>
Configuring Mylex DAC960PTL1 PCI RAID Cont
On Thu, 2 Mar 2000 [EMAIL PROTECTED] wrote:
> On Wed, 1 Mar 2000, Leon Brouwers wrote:
>
> > * DAC960 RAID Driver Version 2.2.4 of 23 August 1999 *
> > Copyright 1998-1999 by Leonard N. Zubkoff <[EMAIL PROTECTED]>
> > Configuring Mylex DAC1164P PCI RAID Controller
> > 0:1 Vendor: WD
On Wed, 1 Mar 2000, Leon Brouwers wrote:
> * DAC960 RAID Driver Version 2.2.4 of 23 August 1999 *
> Copyright 1998-1999 by Leonard N. Zubkoff <[EMAIL PROTECTED]>
> Configuring Mylex DAC1164P PCI RAID Controller
> 0:1 Vendor: WDIGTLModel: WDE9150 ULTRA2Revision: 1.20
> 0:2
[ Wednesday, March 1, 2000 ] Christian Robottom Reis wrote:
> On Wed, 1 Mar 2000, James Manning wrote:
> > per-char doesn't matter (one of the reasons I hate ppl using bonnie,
> > besides the single-threaded-ness). Considering the queueing and scat/gat
>
> Why not? Because usual disk operations
Date: Wed, 1 Mar 2000 13:44:46 -0300 (BRT)
From: Christian Robottom Reis <[EMAIL PROTECTED]>
So my numbers aren't all that bad?
I haven't tested a DAC960PG in quite some time, but your numbers didn't look
too bad.
Can I change the controller for another Mylex model and trust I won't ha
On Wed, 1 Mar 2000, James Manning wrote:
> per-char doesn't matter (one of the reasons I hate ppl using bonnie,
> besides the single-threaded-ness). Considering the queueing and scat/gat
Why not? Because usual disk operations are done block by block?
Cheers,
--
_/\ Christian Reis is sometimes [
[ Wednesday, March 1, 2000 ] Ricky Beam wrote:
> > ---Sequential Output ---Sequential Input-- --Random--
> > -Per Char- --Block--- -Rewrite-- -Per Char- --Block--- --Seeks---
> > MB K/sec %CPU K/sec %CPU K/sec %CPU K/sec %CPU K/sec %CPU /sec %CPU
> > 256 5451 78.7 10035 8.
> >In raid 5 configuration, machine has PIII-450 128 Mb/256Mb swap on
> >2.2.14 + mingo's raid patches
>
> ?? "raid patches" ?? The controller presents a logic drive to the kernel
> as a block device (none of this SCSI mess to deal with :-)) So, what does
> the (linux kernel/software?) raid pa
On Tue, 29 Feb 2000, Leonard N. Zubkoff wrote:
> > * DAC960 RAID Driver Version 2.2.4 of 23 August 1999 *
> > Copyright 1998-1999 by Leonard N. Zubkoff <[EMAIL PROTECTED]>
> > Configuring Mylex DAC960PG PCI RAID Controller
> > Firmware Version: 4.06-0-08, Channels: 1, Memory Siz
On Wed, 1 Mar 2000, Leon Brouwers wrote:
>Configuring Mylex DAC1164P PCI RAID Controller
...
>In raid 5 configuration, machine has PIII-450 128 Mb/256Mb swap on
>2.2.14 + mingo's raid patches
?? "raid patches" ?? The controller presents a logic drive to the kernel
as a block device (none of thi
> The DAC960PG is quite old at this point and not nearly a performance match
> for Quantum Atlas IV drives. I'd be interested in seeing numbers for an
> AcceleRAID 150 with 16MB or an eXtremeRAID in a similar configuration.
* DAC960 RAID Driver Version 2.2.4 of 23 August 1999 *
Copyrig
On Tue, 29 Feb 2000, James Manning wrote:
> [ Tuesday, February 29, 2000 ] Christian Robottom Reis wrote:
> > /proc/rd/ relevant information:
> >
> > * DAC960 RAID Driver Version 2.2.4 of 23 August 1999 *
> > Copyright 1998-1999 by Leonard N. Zubkoff <[EMAIL PROTECTED]>
> > Configuring M
Date: Tue, 29 Feb 2000 15:41:23 -0500
From: James Manning <[EMAIL PROTECTED]>
[ Tuesday, February 29, 2000 ] Christian Robottom Reis wrote:
> /proc/rd/ relevant information:
>
> * DAC960 RAID Driver Version 2.2.4 of 23 August 1999 *
> Copyright 1998-1999 by Leonard
James Manning wrote:
>
> [ Tuesday, February 29, 2000 ] Christian Robottom Reis wrote:
> > /proc/rd/ relevant information:
> >
> > * DAC960 RAID Driver Version 2.2.4 of 23 August 1999 *
> > Copyright 1998-1999 by Leonard N. Zubkoff <[EMAIL PROTECTED]>
> > Configuring Mylex DAC960PG PCI RA
[ Tuesday, February 29, 2000 ] Christian Robottom Reis wrote:
> /proc/rd/ relevant information:
>
> * DAC960 RAID Driver Version 2.2.4 of 23 August 1999 *
> Copyright 1998-1999 by Leonard N. Zubkoff <[EMAIL PROTECTED]>
> Configuring Mylex DAC960PG PCI RAID Controller
> Firmware Version:
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