In article <[EMAIL PROTECTED]>,
Ingo Molnar <[EMAIL PROTECTED]> wrote:
>
>i'm seeing similar problems. I think these problems started when the
>elevator was rewritten, i believe it broke the proper unplugging of IO
>devices. Does your performance problem get fixed by the attached
>workaround?
If
On Thu, 14 Sep 2000, Andrea Arcangeli wrote:
> On Thu, Sep 14, 2000 at 07:40:12PM +1000, Robert Cohen wrote:
>
> > With kernel version 2.4.0-test1-ac22, I saw adequate performance.
>
> In 2.4.0-test1-ac22 there were a latency-driven elevator (the
> one we have now since test2 can't provide good
On Thu, Sep 14, 2000 at 07:40:12PM +1000, Robert Cohen wrote:
> What I believe is happening is that the elevator isn't merging the
> requests properly.
> I think that this may be the same problem reported here
> http://www.uwsg.indiana.edu/hypermail/linux/kernel/0008.2/0389.html
The merging issu
i'm seeing similar problems. I think these problems started when the
elevator was rewritten, i believe it broke the proper unplugging of IO
devices. Does your performance problem get fixed by the attached
workaround?
Ingo
On Thu, 14 Sep 2000, Robert Cohen wrote:
> For a while, Ive been
For a while, Ive been seeing a performance problem with 2.4.0-test
kernels.
The benchmark I am using is an netatalk performance benchmark.
But I think this is a general performance problem, not appletalk
related.
The benchmark has a varying number of clients reading and writing 30 Meg
files.
The s
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