[R] problem with caretNWS on linux

[Pat Shields]

On closer inspection of your specs, you might want to try upgrading your 
Twisted install.  I just checked and am pretty sure that the twistd 
version is sync'd with the Twisted version.  NWS requires Twisted >= 2.1.

Pat

Peter Tait wrote:
> Hi Pat,
> thank you for the response.
> Yes I am running R on the same machine as the NWS server. I was doing 
> this on my Windows 2003 server with out any problem.
> My Linux server has 4 cores and I would like R to take advantage of them.
> Thank you for your help.
> Cheers
> Peter
>
> ----Original Message Follows----
> From: Patrick Shields <pat at revolution-computing.com>
> To: Peter Tait <petertait at sympatico.ca>
> CC: r-help at r-project.org
> Subject: Re: [R] problem with caretNWS on linux
> Date: Thu, 08 May 2008 16:42:31 -0400
>
> Peter,
> Are you running the NWS server on the same machine as the R session 
> (ie the machine running 'twistd -y /etc/nws.tac')?
>
> Pat
>
> Peter Tait wrote:
>> Hi,
>> I am using caretNWS on a RHEL x86_64 system and I am getting an error 
>> message that is nearly identical to the one occuring in
>> http://www.r-project.org/nosvn/R.check/r-release-macosx-ix86/caretNWS-00check.txt 
>>
>>
>>
>> Error in socketConnection(serverHost, port = port, open = "a+b", 
>> blocking = TRUE) :
>>  unable to open connection
>> Calls: system.time ... .local -> tryCatch -> tryCatchList -> 
>> socketConnection
>> In addition: Warning message:
>> In socketConnection(serverHost, port = port, open = "a+b", blocking = 
>> TRUE) :
>>  penguin:8765 cannot be opened
>>
>> The software versions I am using are the following:
>> Python 2.3.4
>> twistd (the Twisted daemon) 1.3.0rc1
>> nwsserver-1.5.2
>> R version 2.6.2 (2008-02-08)
>> nws 1.6.3
>>
>> Thank you for the help.
>> Peter
>>
>> ______________________________________________
>> R-help at r-project.org mailing list
>> https://stat.ethz.ch/mailman/listinfo/r-help
>> PLEASE do read the posting guide 
>> http://www.R-project.org/posting-guide.html
>> and provide commented, minimal, self-contained, reproducible code.
>
> -- 
> Pat Shields
> REvolution Computing
> (203) 777-7442 x250
> shields at lindaspaces.com
>
>

-- 
Pat Shields
REvolution Computing
(203) 777-7442 x250
pat at revolution-computing.com