In article <[EMAIL PROTECTED]> you write:
>
>On Sun, 24 Feb 2002, Andrew Mobbs wrote:
>
>>               vm.msync_flush_flags
>>        |   0   |   1   |   2   |   3   |
>> -------+-------+-------+-------+-------|
>> write  |  519  |  517  | 1632  |  519  |
>> sync   | 2227  |  176  |  848  |  177  |
>                            ^^^
>I don't get that one; any idea why bit 1 on for the first test performs so
>differently from the other tests?  Were these tests all run sequentially?
>Maybe memory is becoming more fragmented as time goes on, causing that
>optimization to not be able to work properly.

I put that one down to other activity on the system, given the four
other repeats with bit 1 set didn't show that. I tried to leave it as
quiet as possible, but didn't bother disabling any cron jobs. Which is
why I repeated each test 5 times.

The test order was 0,1,2,3,0,1,2,3 &c. run sequentially.


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