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Re: databases and RAID ... - Mailing list pgsql-admin

From Tom Lane
Subject Re: databases and RAID ...
Date
Msg-id 23625.1022302959@sss.pgh.pa.us
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In response to Re: databases and RAID ...  ("Fred Moyer" <fred@digicamp.com>(by way of Rajesh Kumar Mallah. <mallah@trade-india.com>))
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"Fred Moyer" <fred@digicamp.com>(by way of Rajesh Kumar Mallah. <mallah@trade-india.com>) writes:
> use raid 10 (striping with mirroring) if you have more than 2 hard
> disks.  much faster than raid 1.

Is there any rhyme or reason to the various "RAID n" designations?
Or were they just invented on the spur of the moment?

            feeling ignorant, tom lane

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