| From: | "Joshua D(dot) Drake" <jd(at)commandprompt(dot)com> |
|---|---|
| To: | Curt Sampson <cjs(at)cynic(dot)net> |
| Cc: | Steve Lane <slane(at)fmpro(dot)com>, pgsql-general(at)postgresql(dot)org |
| Subject: | Re: Hardware for PG |
| Date: | 2002-07-11 16:37:41 |
| Message-ID: | 3D2DB455.3070001@commandprompt.com |
| Views: | Raw Message | Whole Thread | Download mbox | Resend email |
| Thread: | |
| Lists: | pgsql-general |
Hello,
Ahhh that is not true. RAID 5 is much, much faster than a mirror (RAID
1). I believe you are thinking about mirrored + striped which is RAID10
(also know as 1+0). That is faster than RAID 5 but requires 4 disks
where RAID 5 requires 3.
J
Curt Sampson wrote:
>On Thu, 11 Jul 2002, Steve Lane wrote:
>
>
>
>>I'm considering a fairly middle-of-the-road Dell PowerEdge, 2 gig RAM,
>>1.2GHz Xeon, and possibly a RAID 5 array.
>>
>>
>
>Since you said you've got a fairly small amount of data (5GB), definitely
>go with mirroring rather than RAID. It's much faster.
>
>cjs
>
>
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