1 Mar 2008 21:07
Re: 2x6 or 3x4 raid10 arrays ?
Bill Davidsen <davidsen <at> tmr.com>
2008-03-01 20:07:59 GMT
2008-03-01 20:07:59 GMT
Janek Kozicki wrote: > Janek Kozicki said: (by the date of Thu, 28 Feb 2008 19:25:00 +0100) > > sorry about replying to myself. > > * two 6 disks raid10 arrays : theoretical max speed 6 times single disc > * three 4 disks raid10 arrays : theoretical max speed 4 times single disc > * single raid10 far=2 : theoretical max speed 12 times single disc (!) > > isn't that true? > > True for throughput, not for seek. Also, what I have seen and read indicates that smaller chunks help a lot for database with lots of seeks. -- -- Bill Davidsen <davidsen <at> tmr.com> "Woe unto the statesman who makes war without a reason that will still be valid when the war is over..." Otto von Bismark -- To unsubscribe from this list: send the line "unsubscribe linux-raid" in the body of a message to majordomo <at> vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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