Re: Hardware for PG

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От Joshua D. Drake
Тема Re: Hardware for PG
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Msg-id 3D2DB455.3070001@commandprompt.com
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Ответ на Re: Hardware for PG  (Curt Sampson <cjs@cynic.net>)
Ответы Re: Hardware for PG  (Adrian 'Dagurashibanipal' von Bidder <avbidder@fortytwo.ch>)
Список 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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