[bind10-dev] Non-CPU time profilng? was Re: gprof results

Jeremy C. Reed jreed at isc.org
Wed Jun 9 12:55:39 UTC 2010


On Wed, 9 Jun 2010, Shane Kerr wrote:

> I was a bit confused by the results until I realized gprof output only
> includes CPU time. :-p
> 
> A question... is it possible to get profiling data that uses wall-clock
> time instead of CPU time? It does not appear to be possible for gprof,
> and I had a quick look and didn't find anything else like this.
> 
> For SQLite we're missing disk I/O, and for other SQL back-ends we'll
> miss the time spent in another process...

I think we will need to use individual microbenchmarks.

Also maybe dtrace, valgrind, or other profiler can do this. I will look 
into that.



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