Re: RAID 1 or 5 ?

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Article #462

#462

From: Malcolm Weir
Date: Fri, 24 Sep 1999 00:00

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On 23 Sep 1999 17:42:13 PDT, "Jim Pappe" <jim@dynamicnetworkfactory.com>
caused to appear as if it was written:

>with Raid 5 plus hot spare - 2 drive can fail ..
>www.raidexpert.com

No.  One drive can fail, then the hot spare can resynch, then another drive
can fail.

You could make the same claim of any redundant configuration: in a mirrored
environment you can lose (the right) half of your disks, allow a hot spare
to resynch, and then lose another drive.

>> How is RAID 0/1 more "available" than RAID 5?

Malc.

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From: malc@cwix.com (Malcolm Weir)
Subject: Re: RAID 1 or 5 ?
Date: 1999/09/24
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