From mboxrd@z Thu Jan 1 00:00:00 1970 From: Brett Russ Subject: Re: Why does one get mismatches? Date: Wed, 20 Jan 2010 10:34:00 -0500 Message-ID: References: <387070.15704.qm@web51305.mail.re2.yahoo.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <387070.15704.qm@web51305.mail.re2.yahoo.com> Sender: linux-raid-owner@vger.kernel.org To: linux-raid@vger.kernel.org List-Id: linux-raid.ids On 01/20/2010 10:03 AM, Jon Hardcastle wrote: > --- On Wed, 20/1/10, Brett Russ wrote: >> What do you mean by mismatches detected? How is this observed? > > cat /sys/block/md4/md/mismatch_cnt Someone else will need to comment on what this value pertains to and how it should behave. > I have been able to get the info you asked for using mdadm -E but not > with the array stopped. I cant stop it just yet. What would you be > looking for in this data? Simply that the "Update Time" and "Events" values matched across all members, which they do. -BR