On Thu, 27 Apr 2000, Shane Shrybman wrote:
> I am testing kernel 2.3.99pre6-7 + Rik's latest VM patch. This patch
> is a improvement over other .99 kernels. However, I am seeing poor
> performance during bonnie runs. I have put my vmstat log of a
> bonnie -s 150 run at: http://zeke.yi.org/linux/2.3.99p6.7-rvr4/
> During the run the system became sluggish and wasn't able to
> keep up my mouse movements. Top showed that kswapd was very busy
> and consuming a lot of cpu - up to 90%, but usually between 30%
> and 60%. Also, bonnie reported a very good block read
> rate(~10MB/s) but, very slow block write rate(~2MB/s).
> I hope this info is of some use, of course more info is
> available on request.
This is very useful information. Due to the lack of a big test
machine and the availability of many alternative ways of coding
the beast, I have mostly tested "real" workloads.
I'll try to fix the bonnie thing ASAP...
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This archive was generated by hypermail 2b29 : Sun Apr 30 2000 - 21:00:13 EST