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From: Stan Hoeppner <stan@hardwarefreak.com>
To: thomas@fjellstrom.ca
Cc: Chris Murphy <lists@colorremedies.com>,
	linux-raid Raid <linux-raid@vger.kernel.org>
Subject: Re: recommended way to add ssd cache to mdraid array
Date: Fri, 11 Jan 2013 16:17:58 -0600	[thread overview]
Message-ID: <50F08F96.1050909@hardwarefreak.com> (raw)
In-Reply-To: <201301111151.44384.thomas@fjellstrom.ca>

On 1/11/2013 12:51 PM, Thomas Fjellstrom wrote:

>> It's not but as Stan writes it may not be preferred for your application.
> 
> Hm, ok, it is in my mount line, so I'll try it with that off. Though I would 
> be interested in hearing from Stan why it may not be good.

You should not do this.  This parameter is not a toggle switch intended
to be flipped on/off at will, but changed only once and left there.

Never change XFS parameters willy-nilly without knowing the
consequences.  And currently you certainly do not know them.

I don't have time for the detailed explanation.  Ask on the XFS list.

-- 
Stan


  reply	other threads:[~2013-01-11 22:17 UTC|newest]

Thread overview: 53+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-12-22  6:57 recommended way to add ssd cache to mdraid array Thomas Fjellstrom
2012-12-23  3:44 ` Thomas Fjellstrom
2013-01-09 18:41   ` Thomas Fjellstrom
2013-01-10  6:25     ` Chris Murphy
2013-01-10 10:49       ` Thomas Fjellstrom
2013-01-10 21:36         ` Chris Murphy
2013-01-11  0:18           ` Stan Hoeppner
2013-01-11 12:35             ` Thomas Fjellstrom
2013-01-11 12:48               ` Thomas Fjellstrom
2013-01-14  0:05               ` Tommy Apel Hansen
2013-01-14  8:58                 ` Thomas Fjellstrom
2013-01-14 18:22                   ` Thomas Fjellstrom
2013-01-14 19:45                     ` Stan Hoeppner
2013-01-14 21:53                       ` Thomas Fjellstrom
2013-01-14 22:51                         ` Chris Murphy
2013-01-15  3:25                           ` Thomas Fjellstrom
2013-01-15  1:50                         ` Stan Hoeppner
2013-01-15  3:52                           ` Thomas Fjellstrom
2013-01-15  8:38                             ` Stan Hoeppner
2013-01-15  9:02                               ` Tommy Apel
2013-01-15 11:19                                 ` Stan Hoeppner
2013-01-15 10:47                               ` Tommy Apel
2013-01-16  5:31                               ` Thomas Fjellstrom
2013-01-16  8:59                                 ` John Robinson
2013-01-16 21:29                                   ` Stan Hoeppner
2013-02-10  6:59                                     ` Thomas Fjellstrom
2013-01-16 22:06                                 ` Stan Hoeppner
2013-01-14 21:38                     ` Tommy Apel Hansen
2013-01-14 21:47                     ` Tommy Apel Hansen
2013-01-11 12:20           ` Thomas Fjellstrom
2013-01-11 17:39             ` Chris Murphy
2013-01-11 17:46               ` Chris Murphy
2013-01-11 18:52                 ` Thomas Fjellstrom
2013-01-12  0:47                 ` Phil Turmel
2013-01-12  3:56                   ` Chris Murphy
2013-01-13 22:13                     ` Phil Turmel
2013-01-13 23:20                       ` Chris Murphy
2013-01-14  0:23                         ` Phil Turmel
2013-01-14  3:58                           ` Chris Murphy
2013-01-14 22:00                           ` Thomas Fjellstrom
2013-01-11 18:51               ` Thomas Fjellstrom
2013-01-11 22:17                 ` Stan Hoeppner [this message]
2013-01-12  2:44                   ` Thomas Fjellstrom
2013-01-12  8:33                     ` Stan Hoeppner
2013-01-12 14:44                       ` Thomas Fjellstrom
2013-01-13 19:18                 ` Chris Murphy
2013-01-14  9:06                   ` Thomas Fjellstrom
2013-01-11 18:50             ` Stan Hoeppner
2013-01-12  2:45               ` Thomas Fjellstrom
2013-01-12 12:06           ` Roy Sigurd Karlsbakk
2013-01-12 14:14             ` Stan Hoeppner
2013-01-12 16:37               ` Roy Sigurd Karlsbakk
2013-01-10 13:13   ` Brad Campbell

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