Comment 131 for bug 620074
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#131 |
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4d1350f
(Get the code!)
(In reply to comment #101)
> One observation is that ext4 seems quite latency prone in waiting for write
> access to the journal. IIRC, that matches earlier results where ext3 was much
> quicker in that area. No idea what causes this, as I'm not familiar with the
> ext4 internals.
It is possible, that the reduced latency on ext4 is a result of the increased write speed, which is nearby doubled. You can see in the result posted before (comment #116), a reduction on ext3 partitions with different hard drives.