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    SubjectRe: [RFC] ext4: Don't send extra barrier during fsync if there are no dirty pages.
    On Mon, Aug 02, 2010 at 05:09:39PM -0700, Darrick J. Wong wrote:
    > Well... on my fsync-happy workloads, this seems to cut the barrier count down
    > by about 20%, and speeds it up by about 20%.

    Care to share the test case for this? I'd be especially interesting on
    how it behaves with non-draining barriers / cache flushes in fsync.

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      Last update: 2010-08-03 11:05    [W:0.022 / U:3.688 seconds]
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