From: Matt Garman <matthew.garman@gmail.com>
To: Foster_Brian@emc.com
Cc: Jon@eHardcastle.com, linux-raid@vger.kernel.org, andrew.henry@logica.com
Subject: Re: linux disk access when idle
Date: Fri, 21 Aug 2009 12:31:13 -0500 [thread overview]
Message-ID: <20090821173113.GC18915@sewage> (raw)
In-Reply-To: <D27CA15508148C428A25104ADEFAAC8104529F5F@CORPUSMX50C.corp.emc.com>
On Fri, Aug 21, 2009 at 12:35:19PM -0400, Foster_Brian@emc.com wrote:
> > There is some for of flag you can apply to see write requests and the
> > application that is doing them.......?
> >
>
> You might find this useful:
>
> echo 1 > /proc/sys/vm/block_dump
>
> Then watch your syslog files...
Thank you. That along with Ric Wheeler's suggestion of blktrace
ought to help me get to the bottom of this.
Thanks again!
Matt
next prev parent reply other threads:[~2009-08-21 17:31 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-08-20 16:35 linux disk access when idle Matt Garman
2009-08-20 18:45 ` Richard Scobie
2009-08-21 16:59 ` Matt Garman
2009-08-21 17:01 ` Ric Wheeler
2009-08-22 21:04 ` Matt Garman
2009-08-23 18:23 ` Bill Davidsen
2009-08-26 19:45 ` Matt Garman
2009-08-22 6:33 ` Goswin von Brederlow
2009-08-21 6:42 ` Henry, Andrew
2009-08-21 8:17 ` Jon Hardcastle
2009-08-21 16:35 ` Foster_Brian
2009-08-21 17:31 ` Matt Garman [this message]
2009-08-21 17:22 ` Matt Garman
2009-08-21 22:00 ` Bill Davidsen
2009-08-21 23:10 ` Matt Garman
2009-08-21 23:13 ` Carl A. Cook
2009-08-22 1:41 ` berk walker
2009-08-22 2:07 ` John Robinson
2009-08-22 4:28 ` Richard Scobie
2009-08-22 5:04 ` Tapani Tarvainen
2009-08-22 6:37 ` Goswin von Brederlow
2009-08-24 18:07 ` Billy Crook
2009-08-22 5:02 ` Kyle Liddell
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