On Mon, 19 Jun 2000, H. Peter Anvin wrote:
>I can confirm that test1-ac22-classzone has very bad performance on a
>machine with very large memory (1 GB, compiled with bigmem=4 GB). When
>copying a large set of files from one drive (Symbios SCSI) to another
>(UDMA-66, which for some reason gets detected as UDMA-33) it spends a
>lot of time in kswapd/kflushd and the machine feels actively sluggish.
>This is the kind of stuff it should be able to do completely in the
>background.
If you still have the system in place could you show me the output of
`vmstat 1` during the experiment?
Thanks for the feedback.
Andrea
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