Messages in this thread | | | Subject | Re: Linux 2.4.18pre3-ac1 | Date | Mon, 14 Jan 2002 00:47:54 +0000 (GMT) | From | Alan Cox <> |
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> in the "Writeout in recent kernels..." thread) on this release. Performance and > observed writeout behavior was essentially the same as for 2.4.17, both stock > and with -rmap11a. Transfer time was 6:56 and writeout was uneven. 2.4.13-ac7 is > still the winner by a significant margin.
That is very useful information actually. That does rather imply that some of the performance hit came from the block I/O elevator differences in the old ac tree (the ones Linus hated ;)). Now the question (and part of the reason Linus didnt like them) - is why ?
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