2008/5/10 Andrew Dalke <[EMAIL PROTECTED]>:
> On May 7, 2008, at 1:02 AM, Andrew Dalke wrote:
>> I've been having a lot of problems with intermittent crashes while
>> using RPy under a rather old Python 2.4.2 install, with no Numeric
>> support whatsoever.  This is all under Linux.
>
>
>>   *** caught segfault ***
>> address 0x34b100, cause 'memory not mapped'
>>
>> Possible actions:
>> 1: abort (with core dump, if enabled)
>> 2: normal R exit
>     ..
>
> I still haven't tracked it down.  There are a lot of possibilities
> because there are so many components to the system, and it's hard
> without a reproducible.

I understand that it is not exactly simple to track down.
>From my experience with working on V2 for RPy, there is likely an R object 
>being
garbage collected while still exposed to Python (not of much help, I suppose).


> What I would like to know is, is there a way to disable R's
> insistence on overriding the signal table?  If there's a segfault
> then I would like to get an automatic core dump, and not some sort of
> interactive prompt.  And how does it work if I've started the job on
> some cluster machine without any terminal hooked up to it?
>


I have spotted the following option for the "./configure" step with R-2.7
(I can't remember if it was there earlier), but I do not know the
details of what it does:
  --with-valgrind-instrumentation
                          Level of additional instrumentation for Valgrind
                          (0/1/2) [0]


>                                Andrew
>                                [EMAIL PROTECTED]
>
>
>
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