Re: [O] org mode R remote code evaluation

[Loris Bennett]

Johannes Rainer <address@hidden> writes:

> dear all,
>
> I have some computation intense R-code that I want to run remotely on my 
> server,
> and, according to the org manual that should be possible with the ":dir"
> parameter. so I went on and tried the following (user/server masked):
>
> #+BEGIN_SRC R :dir /address@hidden:
>   system("hostname")
> #+END_SRC
>
> when I execute it I get the error:
>
> Tramp: Encoding region using function `base64-encode-region'...done
> Tramp: Decoding region into remote file
> /ssh:address@hidden:/var/folders/ny/6kbb36310wz2kww8y8ctry600000gn/T/R-46345BQs...done
> byte-code: Couldn't write region to
> `/ssh:address@hidden:/var/folders/ny/6kbb36310wz2kww8y8ctry600000gn/T/R-46345BQs',
> decode using `base64 -d -i >%s' failed
>
> apparently, this temp folder does not exist on the linux server, it is 
> actually
> the temp folder from my local machine.
>
> I get the same error when I try to execute remote shell code, so it's not R
> related.
>
> I also tried to start a ssh session using "M-x ssh" and used the source block
>
> #+BEGIN_SRC R :exports both :session *ssh xxx*
> system("hostname")
> #+END_SRC
>
> on the server it executes the command but it can not write the results:
>
>> xxx
>> Warning message:
> In file.rename(tfile, transfer.file) :
>   cannot rename file '/tmp/RtmpsirjGl/file51c8f6ce4ec' to
> '/var/folders/ny/6kbb36310wz2kww8y8ctry600000gn/T/babel-46345zSH/R-46345a4N',
> reason 'No such file or directory'
>>
>
> I am using emacs 24.3 and Org-mode version 8.0.7 (release_8.0.7-384-g6fdc23)
>
> I would be helpful for any suggestions how I could solve this problem.
>
> thanks in advance

The following works for me:

#+BEGIN_SRC R :results output :dir /address@hidden:
system("hostname")
#+END_SRC

with Emacs 24.2.1 and 8.0.7 (8.0.7-6-g13cb28-elpaplus)

Cheers,

Loris

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