linux-kernel - Re: modifying degraded raid 1 then re-adding other members is bad

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Message-ID: <Pine.LNX.4.61.0608090834060.11585@yvahk01.tjqt.qr>
Date:	Wed, 9 Aug 2006 08:35:38 +0200 (MEST)
From:	Jan Engelhardt <jengelh@...ux01.gwdg.de>
To:	Neil Brown <neilb@...e.de>
cc:	Michael Tokarev <mjt@....msk.ru>,
	Alexandre Oliva <aoliva@...hat.com>,
	linux-raid <linux-raid@...r.kernel.org>,
	linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: modifying degraded raid 1 then re-adding other members is bad

>> Why we're updating it BACKWARD in the first place?
>
>To avoid writing to spares when it isn't needed - some people want
>their spare drives to go to sleep.

That sounds a little dangerous. What if it decrements below 0?


Jan Engelhardt
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