Re: 2.4.17 raid5 checksumming function selection wierdness

[Dave Jones <davej _at_ suse.de>]

On Fri, 11 Jan 2002, Anders Vedmar wrote:

> The raid5 code in 2.4.17 seems to select the slowest available
> checksumming function.
>    8regs     :  2148.000 MB/sec
>    pIII_sse  :  1272.000 MB/sec
> raid5: using function: pIII_sse (1272.000 MB/sec)

SSE is favoured due to it avoiding trashing the cache contents.

-- 
| Dave Jones.        http://www.codemonkey.org.uk
| SuSE Labs

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