freebsd-performance Digest, Vol 4, Issue 7

Doug Clements dclements at
Wed Jun 18 11:54:58 PDT 2003

On Wed, Jun 18, 2003 at 11:52:55AM -0700, Jin Guojun [DSD] wrote:
> Recently, we tested software RAID via CCD and VINUM, and compared
> them to adaptec 2xxx RAID controller. The performance is the same.
> The CPU are Xeon 2.8 GHz, SuperMicro MB with ServerWork Chipset.
> Seagate 3147xxxxLC drives.
> Problem is the write is slow for all of them, especially when multiple writes.
> Heard from Adaptect that their 5400 RAID has best performance, but
> never had one for testing.
> So, soft RAID is ok to save bucks for hardware.

How was CPU usage during the tests?


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