[R] ?summaryRprof running at 100% cpu for one hour ...

[Kjetil Halvorsen]

see  below.

On Mon, Nov 22, 2010 at 12:57 PM, Mike Marchywka <marchywka at hotmail.com> wrote:
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>> Date: Mon, 22 Nov 2010 12:41:06 -0300
>> Subject: Re: [R] ?summaryRprof running at 100% cpu for one hour ...
>> From: kjetilbrinchmannhalvorsen at gmail.com
>> To: marchywka at hotmail.com
>> CC: ligges at statistik.tu-dortmund.de; r-help at r-project.org
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>> see below.
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>> On Mon, Nov 22, 2010 at 12:13 PM, Mike Marchywka wrote:
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>> Thanks. Will try. Really, I tried yesterday, to run R under gdb within
>> emacs, but it did'nt work out. What I did (in emacs 23) was, typing
>> Ctrl-u M-x R
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>> --debugger=gdb
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>> It starts, but Ctrl-C signal do not have any effect!
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>> Kjetil
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> I rarely use gdb but it did seem to work with R but I executed gdb from
> cygwin windoh and IIRC ctrl-C worked fine as it broke into debugger.
> I guess you could try that- start gdb and attach or invoke R from gdb.
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OK, thanks. I started R with
R --debugger=gdb
in a shell, outside emacs. then it works.

I did some unsystematic sampling with Ctrl-C. Most of the time it was stuck
in memory.c, apparently doing garbage collection.
Other files which occured was unique.c, duplicate.c

kjetil


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