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[NMLUG] RAID0 vs RAID1
On Mon, 21 Feb 2005 12:55:12 -0800 (PST), Tim Emerick
<timothyemerick@yahoo.com> wrote:
> I'm building a replacement samba server. The motherboard has a builtin
> Promise RAID controller which I intend to use with 2 80gig ATA100 EIDE HD's.
> My choices from the controller are RAID0 (mirroring?) or RAID1 (striping?).
>
> Applications are fairly basic with an equal amount of both reads and writes.
> I understand that if my application was mostly read-only then mirroring would
> be better but since I'll be doing both I'm leaning towards striping for
> performance reasons.
Yes striping is better for performance - but last I checked there is
no stability benefit in Raid0 (striping) at all - if _a_ drive crashes
ALL data is lost. So if you're looking for something that makes the
machine more reliable, Raid 0 isn't it.
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