[Rd] rJava Java debugger API
Prof Brian Ripley
ripley at stats.ox.ac.uk
Tue Jun 17 16:59:10 CEST 2014
*Now* you tell us rJava is involved. Its lists are accessed via
http://www.rforge.net/rJava/
On 17/06/2014 07:43, rmohan wrote:
> Hi,
> I use rJava and call Java code that uses JVMTI code like this
>
> VM vm = VM.getVM();
> Universe universe = vm.getUniverse();
> CollectedHeap heap = universe.heap();
>
> This code attaches to another JVM and to get its internals. This is legal
> Java and it works. But when I use rJava to call this code, the call is
> successfull and it throws an error. I believe there is Java native
> Interface involved in the JVM and it seems to affect R. rJava is 0.9
>
>> version
> _
> platform x86_64-apple-darwin10.8.0
> arch x86_64
> os darwin10.8.0
> system x86_64, darwin10.8.0
> status
> major 3
> minor 1.0
> year 2014
> month 04
> day 10
> svn rev 65387
> language R
> version.string R version 3.1.0 (2014-04-10)
> nickname Spring Dance
>
>
> Thanks,
> Mohan
>
> Error: C stack usage 140730070087404 is too close to the limit
> Error: C stack usage 140730070156700 is too close to the limit
>> Warning: stack imbalance in '.Call', 59 then -1
> Warning: stack imbalance in '{', 56 then -4
>
> *** caught bus error ***
> address 0x100583fd8, cause 'non-existent physical address'
>
>
> *** caught bus error ***
> address 0x100583fd8, cause 'non-existent physical address'
>>
> Traceback:
> 1: run(timeoutMs)
> 2: service(timeout)
>
> Possible actions:
> 1: abort (with core dump, if enabled)
> 2: normal R exit
> 3: exit R without saving workspace
> 4: exit R saving workspace
> Selection: run(10)
>
>
> *** caught segfault ***
> address 0x20057ea40, cause 'memory not mapped'
>
> Traceback:
> 1: run(timeoutMs)
> 2: service(timeout)
>
> Possible actions:
> 1: abort (with core dump, if enabled)
> 2: normal R exit
> 3: exit R without saving workspace
> 4: exit R saving workspace
>
>
>
> --
> View this message in context: http://r.789695.n4.nabble.com/rJava-Java-debugger-API-tp4692222.html
> Sent from the R devel mailing list archive at Nabble.com.
>
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>
--
Brian D. Ripley, ripley at stats.ox.ac.uk
Professor of Applied Statistics, http://www.stats.ox.ac.uk/~ripley/
University of Oxford, Tel: +44 1865 272861 (self)
1 South Parks Road, +44 1865 272866 (PA)
Oxford OX1 3TG, UK Fax: +44 1865 272595
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