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SubjectRe: [EXT3/JBD] Periodic journal flush not enough?
Herbert Xu <herbert@gondor.apana.org.au> wrote:
>
> I've encountered a problem with the journal flush timer. The problem
> is that when a filesystem is short on space, relying on a timer-based
> flushing mechanism is no longer adequate. For example, on my P4 2GHz
> I can trigger an ENOSPC error by doing
>
> while :; do echo test > a; [ -s a ] || break; rm a; done; echo Out of space
>
> on an ext3 file system with 12Mb of free space using the usual 5s
> journal flush timer.

I cannot reproduce this. Please send more details. Journalling mode,
kernel version, etc.

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