From: Stefan Priebe - Profihost AG <s.priebe@profihost.ag>
To: Martin Steigerwald <Martin@lichtvoll.de>
Cc: stan@hardwarefreak.com, xfs@oss.sgi.com
Subject: Re: suddenly slow writes on XFS Filesystem
Date: Mon, 07 May 2012 08:40:41 +0200 [thread overview]
Message-ID: <4FA76E69.9090207@profihost.ag> (raw)
In-Reply-To: <201205062343.21871.Martin@lichtvoll.de>
Am 06.05.2012 23:43, schrieb Martin Steigerwald:
> Am Sonntag, 6. Mai 2012 schrieb Stan Hoeppner:
>> On 5/6/2012 5:33 AM, Martin Steigerwald wrote:
>>> Am Sonntag, 6. Mai 2012 schrieb Stefan Priebe:
>>>> It is a raid 10 of 20 SATA Disks and i can only write to them with
>>>> about 700kb/s while doing random i/o. I tried vanilla Kernel 3.0.30
>>>> and 3.3.4 - no difference. Writing to another partition on another
>>>> xfs array works fine.
>>>
>>> Additionally what RAID is this? SoftRAID or some - which one? -
>>> hardware RAID controller? And what disks are used, whats the rpm of
>>> these?
It is a HW Adaptec 5805 Controller with 20x 7200rpm SATA Disks.
> Can free space be defragmented in XFS? xfs_fsr only tries to defragment
> files as far as I know.
That is a good question.
Stefan
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next prev parent reply other threads:[~2012-05-07 6:40 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-05-06 9:01 suddenly slow writes on XFS Filesystem Stefan Priebe
2012-05-06 10:31 ` Martin Steigerwald
2012-05-06 10:33 ` Martin Steigerwald
2012-05-06 15:45 ` Stan Hoeppner
2012-05-06 19:25 ` Stefan Priebe
2012-05-07 1:39 ` Dave Chinner
2012-05-06 21:43 ` Martin Steigerwald
2012-05-07 6:40 ` Stefan Priebe - Profihost AG [this message]
2012-05-07 1:34 ` Dave Chinner
2012-05-07 6:39 ` Stefan Priebe - Profihost AG
2012-05-07 7:17 ` Dave Chinner
2012-05-07 7:22 ` Stefan Priebe - Profihost AG
2012-05-07 16:36 ` Stan Hoeppner
2012-05-07 19:08 ` Martin Steigerwald
2012-05-07 20:05 ` Stefan Priebe
2012-05-09 6:57 ` Stan Hoeppner
2012-05-09 7:04 ` Dave Chinner
2012-05-09 7:36 ` Stefan Priebe - Profihost AG
2012-05-09 7:49 ` Stan Hoeppner
2013-02-15 15:06 ` 32bit apps and inode64 Stefan Priebe - Profihost AG
2013-02-15 21:46 ` Ben Myers
2013-02-16 10:24 ` Stefan Priebe - Profihost AG
2013-02-17 21:33 ` Dave Chinner
2013-02-18 8:12 ` Stefan Priebe - Profihost AG
2013-02-18 22:06 ` Dave Chinner
2013-02-17 8:13 ` Jeff Liu
2013-02-19 19:11 ` Ben Myers
2012-05-07 23:42 ` suddenly slow writes on XFS Filesystem Dave Chinner
2012-05-07 8:21 ` Martin Steigerwald
2012-05-07 16:44 ` Stan Hoeppner
2012-05-07 8:31 ` Martin Steigerwald
2012-05-07 13:57 ` Stefan Priebe - Profihost AG
2012-05-07 14:32 ` Martin Steigerwald
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