Messages in this thread | | | Date | Wed, 12 May 2010 21:59:49 +0200 | From | Frederic Weisbecker <> | Subject | Re: How to use perf to log page faults |
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On Wed, May 12, 2010 at 12:38:30PM -0700, Taras Glek wrote: > Hi, > From the docs it seems that perf may be useful for logging page faults. > I tried > perf record -g -d -f -e page-faults <mycommand> > but all I got were PERF_RECORD_MMAP events. > > I'm using 2.6.32. Ideally I'd like to collect fault addresses and > userspace stacks that caused them. Isn't this what the page-fault event > is for? > > Taras
Could you try with -c 1 ?
Otherwise, does that work on the latest kernel?
Thanks.
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