On Sat, 5 Feb 2000, Gabriele Turchi wrote:
> One test which freeze almost completely the system is:
>
> dd if=/dev/zero of=/home/1 bs=1024k &
> Is a vm-subsystem problem (too many cache allocated)? Is a IDE
> subsystem problem (too large queues, especially in writing)?
It's probably a problem with the elevator sorting in
ll_rw_blk. I'm thinking this because the exact same
test doesn't give any performance hit at all on my
SCSI system...
Andrea Arcangeli is working on a patch to solve this
problem. If it's ready in time it will be in 2.2.16.
regards,
Rik
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