Messages in this thread |  | | Subject | Re: More on 2.2.18pre2aa2 | Date | Tue, 12 Sep 2000 14:52:24 +0100 (BST) | From | Alan Cox <> |
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> Going in function of time is obviously wrong. A blockdevice can write 1 > request every two seconds or 1 request every msecond. You can't assume > anything in function of time _unless_ you have per harddisk timing > informations into the kernel.
Andrea - latency is time measured and perceived. Doing it time based seems to make reasonable sense. I grant you might want to play with the weighting per device, but actually keeping device based dirty list length limits based on average throughput is probably a lot more productive
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