Gentoo Archives: gentoo-user

From: Neil Bothwick <neil@××××××××××.uk>
To: gentoo-user@l.g.o
Subject: Re: [gentoo-user] 1-Terabyte drives - 4K sector sizes? -> bar performance so far
Date: Tue, 09 Feb 2010 16:08:25
Message-Id: 20100209154340.11d2ea18@zaphod.digimed.co.uk
In Reply to: Re: [gentoo-user] 1-Terabyte drives - 4K sector sizes? -> bar performance so far by Stroller
1 On Tue, 9 Feb 2010 15:11:14 +0000, Stroller wrote:
2
3 > You cannot remove one disk from the array and repartition it, because
4 > the partition is across the array, not the disk. The single disk,
5 > removed from a RAID 5 (specified by Paul Hartman) array does not
6 > contain any partitions, just one stripe of them.
7
8 A 3 disk RAID 5 array can handle one disk failing. Although information
9 is striped across all three disks, any two are enough to retrieve it.
10
11 If this were not the case, it would be called AID 5.
12
13
14 --
15 Neil Bothwick
16
17 Always remember to pillage before you burn.

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Replies

Subject Author
Re: [gentoo-user] 1-Terabyte drives - 4K sector sizes? -> bar performance so far Stroller <stroller@××××××××××××××××××.uk>
Re: [gentoo-user] 1-Terabyte drives - 4K sector sizes? -> bar performance so far Neil Walker <neil@×××××××.nu>