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From: Peter Evertz <leo2@pec.homeip.net>
To: Neil Brown <neilb@suse.de>, linux-raid@vger.kernel.org
Subject: Re: Verifying spare drive, best practices
Date: Tue, 25 Mar 2008 14:29:00 +0100	[thread overview]
Message-ID: <47E8FE1C.7050300@pec.homeip.net> (raw)
In-Reply-To: <18408.33825.920147.425644@notabene.brown>

Neil Brown schrieb:
> On Thursday March 20, maurice@harddata.com wrote:
>   
>> Given this situation:
>> 7 disks in total
>> RAID5 of 6 disks, and a hot spare.
>>
>> mdadm show the 6 disks, but not the spare.
>>
>> As a maintenance question, where one wants to periodically ensure that 
>> the hot spare is both available and good.
>> How should one best :
>> 1) Verify the hot spare is still available.
>>     
>
>  - On the relevant line in mdadm.conf, put "spares=1"
>  - have a daily cron job that runs
>      mdadm --montor --scan --oneshot
>
> It will report every day with a "SparesMissing" event if the right
> number of spares is not present.
>   
But that will wakeup the spare-drive ? So i have to put them aspleep 
again with "hdparm -y" ?


  reply	other threads:[~2008-03-25 13:29 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-03-21  4:35 Verifying spare drive, best practices Maurice Hilarius
2008-03-21 15:13 ` Carlos Carvalho
2008-03-22 17:25   ` Bill Davidsen
2008-03-25  4:48 ` Neil Brown
2008-03-25 13:29   ` Peter Evertz [this message]
2008-03-25 16:19   ` Bill Davidsen

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