Re: [R] multi-machine parallel setup?

2012-04-21 Thread Uwe Ligges
On 21.04.2012 06:34, ivo welch wrote: the vignette to the library(parallel) mentions snow repeatedly (esp differences in its implementation in parallel from the original). unfortunately, it doesn't give an example or tutorial for multi-machine use with sockets. could someone please point me

Re: [R] multi-machine parallel setup?

2012-04-21 Thread ivo welch
hi uwe---my box is different: cl - makeCluster(c(localhost, welch, calc), SOCK) Error in loadNamespace(name) : there is no package called 'snow' this seems to be part of snow, not parallel. ok, install snow first, then rerun. library(snow) Attaching package: 'snow' The following object(s) are

Re: [R] multi-machine parallel setup?

2012-04-21 Thread Uwe Ligges
On 21.04.2012 17:20, ivo welch wrote: hi uwe---my box is different: cl- makeCluster(c(localhost, welch, calc), SOCK) Error in loadNamespace(name) : there is no package called 'snow' this seems to be part of snow, not parallel. ok, install snow first, then rerun. No, you just need snow to

Re: [R] multi-machine parallel setup?

2012-04-21 Thread Joshua Wiley
On Sat, Apr 21, 2012 at 8:20 AM, ivo welch ivo.we...@gmail.com wrote: hi uwe---my box is different: cl - makeCluster(c(localhost, welch, calc), SOCK) Error in loadNamespace(name) : there is no package called 'snow' this seems to be part of snow, not parallel.  ok, install snow first, then

Re: [R] multi-machine parallel setup?

2012-04-21 Thread ivo welch
thx, guys, almost there. This is good fodder for the vignette or ?parallel. Steps: (1) install package snow on all machines which you want to be part of a cluster. (2) run under R library(parallel) cl - makeCluster(c(localhost, calc.localdomain), SOCK) result - parLapply(cl=cl, X=1:100,

Re: [R] multi-machine parallel setup?

2012-04-20 Thread ivo welch
the vignette to the library(parallel) mentions snow repeatedly (esp differences in its implementation in parallel from the original). unfortunately, it doesn't give an example or tutorial for multi-machine use with sockets. could someone please point me to a simple working example, where a master

[R] multi-machine parallel setup?

2012-04-18 Thread ivo welch
Dear R experts: could someone please point me to a page that explains how to set up more than 1 machine for library parallel (which is quickly becoming my favorite!) my dream setup would be a design where I just pass a list of hostnames:user:password to my parallel master, and then start R