On May 12, 2010, at 3:42 PM, xiaoming gu wrote:

Thanks for your quick reply, David. Let me make myself more clear. I tried Rprof, which only gives profiling information at script level. My intention is to identify hot spots in R interpreter. I compiled R interpreter with -pg for gprof. However, I couldn't generate gmon.out when I ran the R interpreter with a script.

Could this possibly be handled better in R-devel? Doesn't sound like typical R usage.

Xiaoming

On Wed, May 12, 2010 at 3:34 PM, David Winsemius <dwinsem...@comcast.net > wrote:

On May 12, 2010, at 3:22 PM, xiaoming gu wrote:

Hi, all. Does anyone know how to profile R interpreter? I've tried gprof but
it doesn't work. Thanks.


?Rprof

# and perhaps

?system.time

# or

help(package=rbenchmark)


Xiaoming
--
--

David Winsemius, MD
West Hartford, CT

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