kernel profiling: spinlock_exit consumes 36% CPU time.
jhb at freebsd.org
Wed Oct 8 19:11:02 UTC 2008
On Wednesday 08 October 2008 03:51:48 am 邱剑 wrote:
> Many thanks for the information.
> Could we say that interrupt handlers consumed ~36% execution time?
> Is this number too high? Is it possible that we abuse the use of critical
> sections in kernel?
I think whether or not it is high depends on the workload.
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