I made a reference to your work in the wiki howto on performance.
Thanks!
Keld
On Fri, Feb 22, 2008 at 04:14:05AM +, Nat Makarevitch wrote:
> 'md' performs wonderfully. Thanks to every contributor!
>
> I pitted it against a 3ware 9650 and 'md' won on nearly every account (albeit
> on
> RAID
Justin Piszcz ([EMAIL PROTECTED]) wrote on 23 February 2008 10:44:
>
>
>On Sat, 23 Feb 2008, Justin Piszcz wrote:
>
>>
>>
>> On Sat, 23 Feb 2008, Michael Tokarev wrote:
>>
>>> Justin Piszcz wrote:
Should I be worried?
Fri Feb 22 20:00:05 EST 2008: Executing RAID health c
Nat Makarevitch makarevitch.org> writes:
> 'md' performs wonderfully
> random access performance remains stable and high (450
> IOPS with 48 threads, 20% writes - 10% fsync'ed), even with a fairly high
> read-ahead (16k).
Mystery solved, sorry for the noise
Explanation: I use the 'randomio' to
- Message from [EMAIL PROTECTED] -
Date: Fri, 22 Feb 2008 08:13:05 +
From: Peter Grandi <[EMAIL PROTECTED]>
Reply-To: Peter Grandi <[EMAIL PROTECTED]>
Subject: Re: RAID5 to RAID6 reshape?
To: Linux RAID
[ ... ]
* Suppose you have a 2+1 array which is full. Now
On Sat, 23 Feb 2008, Justin Piszcz wrote:
On Sat, 23 Feb 2008, Michael Tokarev wrote:
Justin Piszcz wrote:
Should I be worried?
Fri Feb 22 20:00:05 EST 2008: Executing RAID health check for /dev/md3...
Fri Feb 22 21:00:06 EST 2008: cat /sys/block/md3/md/mismatch_cnt
Fri Feb 22 21:00:06 E
On Sat, 23 Feb 2008, Michael Tokarev wrote:
Justin Piszcz wrote:
Should I be worried?
Fri Feb 22 20:00:05 EST 2008: Executing RAID health check for /dev/md3...
Fri Feb 22 21:00:06 EST 2008: cat /sys/block/md3/md/mismatch_cnt
Fri Feb 22 21:00:06 EST 2008: 936
Fri Feb 22 21:00:09 EST 2008: Exe
Justin Piszcz wrote:
> Should I be worried?
>
> Fri Feb 22 20:00:05 EST 2008: Executing RAID health check for /dev/md3...
> Fri Feb 22 21:00:06 EST 2008: cat /sys/block/md3/md/mismatch_cnt
> Fri Feb 22 21:00:06 EST 2008: 936
> Fri Feb 22 21:00:09 EST 2008: Executing repair on /dev/md3
> Fri Feb 22
Should I be worried?
Fri Feb 22 20:00:02 EST 2008: Executing RAID health check for /dev/md0...
Fri Feb 22 20:00:03 EST 2008: Executing RAID health check for /dev/md1...
Fri Feb 22 20:00:04 EST 2008: Executing RAID health check for /dev/md2...
Fri Feb 22 20:00:05 EST 2008: Executing RAID health ch