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    SubjectRe: iozone write 50% regression in kernel 2.6.24-rc1
    Peter Zijlstra wrote:
    > While I see that the write speed as reported under .24 ~70MB/s is much
    > lower than the one reported under .23 ~200MB/s, I find it very hard to
    > believe my poor single SATA disk could actually do the 200MB/s for
    > longer than its cache 8/16 MB (not sure).
    > vmstat shows that actual IO is done, even though the whole 512MB could
    > fit in cache, hence my suspicion that the ~70MB/s is the most realistic
    > of the two.

    Yeah, sequential 70MB/sec is quite realistic for a modern SATA drive.

    But significantly faster than that (say, 100MB/sec +) is unlikely at present.
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      Last update: 2007-11-12 18:27    [W:0.020 / U:45.648 seconds]
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