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<message 
  url="2003/11/615473df5cbf28e2eb2ecd0c2052564a"
  from="Ville-Pertti Keinonen &lt;will@e...&gt;"
  author="Ville-Pertti Keinonen"
  date="2003-11-26T12:23:29"
  subject="Re: [Caml-list] Profiling a function execution"
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<thread subject="[Caml-list] Profiling a function execution">
<msg 
  url="2003/11/34f26b24813463c04244b74a889dc2a3"
  from="Daniel_Bünzli &lt;daniel.buenzli@e...&gt;"
  author="Daniel_Bünzli"
  date="2003-11-13T22:34:14"
  subject="[Caml-list] Profiling a function execution">
<msg 
  url="2003/11/9f922a27f598ae82ac0f62db2c953605"
  from="Brian Hurt &lt;bhurt@s...&gt;"
  author="Brian Hurt"
  date="2003-11-13T22:53:58"
  subject="Re: [Caml-list] Profiling a function execution">
<msg 
  url="2003/11/ccaf83034bb4211c2c282eaf9cc29131"
  from="Ville-Pertti Keinonen &lt;will@e...&gt;"
  author="Ville-Pertti Keinonen"
  date="2003-11-14T12:23:53"
  subject="Re: [Caml-list] Profiling a function execution">
</msg>
<msg 
  url="2003/11/188916524dd342aefc88d89218040ae7"
  from="Richard Jones &lt;rich@a...&gt;"
  author="Richard Jones"
  date="2003-11-14T12:34:04"
  subject="Re: [Caml-list] Profiling a function execution">
<msg 
  url="2003/11/517bc908d9c80ef3b698d7c821a8317a"
  from="Wolfgang Lux &lt;wlux@u...&gt;"
  author="Wolfgang Lux"
  date="2003-11-15T11:11:19"
  subject="Re: [Caml-list] Profiling a function execution">
<msg 
  url="2003/11/f561faa2124a980042c1f6b2ea4c38a4"
  from="David MENTRE &lt;dmentre@l...&gt;"
  author="David MENTRE"
  date="2003-11-15T12:21:34"
  subject="Re: [Caml-list] Profiling a function execution">
</msg>
<msg 
  url="2003/11/4ad33fa3b94199e611c2eaf3954d0041"
  from="Richard Jones &lt;rich@a...&gt;"
  author="Richard Jones"
  date="2003-11-15T12:54:11"
  subject="Re: [Caml-list] Profiling a function execution">
</msg>
</msg>
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</msg>
<msg 
  url="2003/11/6f41f08fba60b932f48b1673055f188d"
  from="Xavier Leroy &lt;xavier.leroy@i...&gt;"
  author="Xavier Leroy"
  date="2003-11-25T18:05:56"
  subject="Re: [Caml-list] Profiling a function execution">
<msg 
  url="2003/11/3926d9185cb59338ebbe489e8e1ae367"
  from="Daniel_Bünzli &lt;daniel.buenzli@e...&gt;"
  author="Daniel_Bünzli"
  date="2003-11-25T21:54:42"
  subject="Re: [Caml-list] Profiling a function execution">
</msg>
<msg 
  url="2003/11/099ebe67b9b5a5241762a30b9a733ffb"
  from="Kim Nguyen &lt;nguyen@b...&gt;"
  author="Kim Nguyen"
  date="2003-11-25T22:36:27"
  subject="Re: [Caml-list] Profiling a function execution">
</msg>
<msg 
  url="2003/11/615473df5cbf28e2eb2ecd0c2052564a"
  from="Ville-Pertti Keinonen &lt;will@e...&gt;"
  author="Ville-Pertti Keinonen"
  date="2003-11-26T12:23:29"
  subject="Re: [Caml-list] Profiling a function execution">
</msg>
</msg>
</msg>
</thread>

<contents>
On Tue, Nov 25, 2003 at 07:05:53PM +0100, Xavier Leroy wrote:

&gt; At least under Linux, getrusage() doesn't provide more accuracy than
&gt; times(), since the kernel maintains user and system time as an
&gt; integral number of clock ticks.  I haven't looked at other Unix
&gt; kernels, but I suspect that the additional precision made possible by
&gt; the getrusage() syscall is simply not exploited.  

4.4 BSD derivatives (except Darwin/MacOS X).

O^HD^HTru64.

&gt; (Besides, times() is part of the POSIX standard while getrusage() is not,
&gt; meaning less portability.)

You can always use something like #ifdef HAS_GETRUSAGE

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