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    SubjectRe: change strip_cache_size freeze the whole raid
    Date

    > Justin Piszcz wrote:
    >> Yes, I noticed this bug too, if you change it too many times or change it
    >> at the 'wrong' time, it hangs up when you echo numbr >
    >> /proc/stripe_cache_size.
    >>
    >> Basically don't run it more than once and don't run it at the 'wrong'
    >> time and it works. Not sure where the bug lies, but yeah I've seen that
    >> on 3 different machines!
    >
    > Can you tell us when the "right" time is or maybe what the "wrong" time
    > is? Also, is this kernel specific? Does it (increasing
    > stripe_cache_size) work with RAID6 too?
    >
    > Thanks,
    >
    > Steve

    I think if your /sys/block/md_your_raid6/md/ have a file
    "stripe_cache_size", then it should works with raid6 too.

    Kyle

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