From mboxrd@z Thu Jan  1 00:00:00 1970
From: Peter Evertz <leo2@pec.homeip.net>
Subject: Re: Verifying spare drive, best practices
Date: Tue, 25 Mar 2008 14:29:00 +0100
Message-ID: <47E8FE1C.7050300@pec.homeip.net>
References: <47E33AF8.6020106@harddata.com> <18408.33825.920147.425644@notabene.brown>
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To: Neil Brown <neilb@suse.de>, linux-raid@vger.kernel.org
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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" ?