7.0-Release and 3ware 9550SXU w/BBU - horrible write performance
Ivan Voras
ivoras at freebsd.org
Thu Mar 6 09:54:03 UTC 2008
alan bryan wrote:
> --- alan bryan <alan.bryan at yahoo.com> wrote:
>> I've got a 4 disk RAID 10 array.
> Version 1.93d ------Sequential Output------
> --Sequential Input- --Random-
> Concurrency 1 -Per Chr- --Block-- -Rewrite- -Per
> Chr- --Block-- --Seeks--
> Machine Size K/sec %CP K/sec %CP K/sec %CP
> K/sec %CP K/sec %CP /sec %CP
> server 16G 530 99 120160 23 28207 8 903 99
> 109688 16 518.7 18
> So, it's better but am I still getting what I should
> be seeing?
It seems about right - twice the performance of a single drive is OK for
a 4-drive RAID10.
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