On Fri, 25 Aug 2006, Prof Brian Ripley wrote:

> On Fri, 25 Aug 2006, Marc Kirchner wrote:
>
>> Dear "R-help"ers,
>>
>> using snow on socket connections, I ran into the following error
>>
>> >  cl <- makeSOCKcluster(hosts)
>>      Error in socketConnection(port = port, server = TRUE,
>>      blocking = TRUE : all connections are in use
>>
>> with "showConnections(all=T)" showing 50 open connections.
>>
>> As - for administrative reasons - I would prefer to use snow's
>> SOCK capabilities (instead of MPI and the like), I wonder if there is a
>> way to increase the number of simultaneous open connections allowed in
>> an R session (~100 would be sufficient).
>
> If you really need them open at once (and are not just forgetting to close
> them), then change the constant in the file and recompile.
>
>> Any help/hints are greatly appreciated,
>
> Is this the appropriate list: not on my reading of the posting guide!
>

Would you have asked that question if the answer had been
options(max.connections=100)?  I for one would not.

Best,

luke

-- 
Luke Tierney
Chair, Statistics and Actuarial Science
Ralph E. Wareham Professor of Mathematical Sciences
University of Iowa                  Phone:             319-335-3386
Department of Statistics and        Fax:               319-335-3017
    Actuarial Science
241 Schaeffer Hall                  email:      [EMAIL PROTECTED]
Iowa City, IA 52242                 WWW:  http://www.stat.uiowa.edu

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