On Thu, 30 Apr 2009, Oliver Pinter wrote:

Is the FreeBSD's FS management so slow?

http://www.netbsd.org/~ad/50/img15.html

Or so big is the difference between the two cpu scheduler?

Also, there's a known and serious performance regression in CAM relating to tgged queueing, and the generic disk sort routine, introduced 7.1, which will be fixed in 7.2. I can't speak more generally to the benchmarks -- we'll need to run them in a controlled environment and see if we can reproduce the results.

Robert N M Watson
Computer Laboratory
University of Cambridge
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