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    From
    SubjectRe: change strip_cache_size freeze the whole raid
    Date
    >>
    >> > 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!
    >> >
    >> > Justin.
    >> >
    >> >
    >>
    >> I just change it once, then it freeze. It's hard to get the 'right time'
    >>
    >> Actually I tried it several times before. As I remember there was once it
    >> freezed for around 1 or 2 minutes , then back to normal operation. This
    >> is the
    >> first time it completely freezed and I waited after around 10 minutes it
    >> still
    >> didn't wake up.
    >>
    >> Kyle
    >>
    >> -
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    >>
    >
    > What kernel version are you using? It normally works the first time for
    > me, I put it in my startup scripts, as one of the last items. However, if
    > I change it a few times, it will hang and there is no way to reboot except
    > via SYSRQ or pressing the reboot button on the machine.
    >
    > This seems to be true of 2.6.19.1 and 2.6.19.2, I did not try under
    > 2.6.20-rc5 because I am tired of hanging my machine :)
    >
    > Justin.
    >

    It was 2.6.17.8. Now it's 2.6.7.13 but I won't touch it now! It's around
    15km from me!

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