I suggest you post using plain text to minimize communication problems on this
list.
I use the clusterEvalQ and cluster export functions to setup the slave
processes before I start processing.
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Sent from my phone. Please excuse my brevity.
On May 14, 2015 11:01:50 AM PDT, Benjamin wrote:
>Hi,
>
>I have a batch jobs problem for parallel code without sudo. When I try
>to
>send a package to the different nodes, as follows:
>
>.libPaths( c(.libPaths(),
> "/my/first/library",
> "/my/second/library")
> )
>library(foreach)
>library(iterators)
>library(parallel)
>library(doParallel)
>library(rvest)
>cl <- makeCluster(detectCores())
>registerDoParallel(cl)
>sites <- paste0("https://www.site",1:2,".com";)
>
>html0 <- foreach(i=sites,.packages='rvest') %dopar% html(i)
>
>
>I get the following output:
>
>Error in e$fun(obj, substitute(ex), parent.frame(), e$data) :
> worker initialization failed: there is no package called ‘rvest’
>Calls: %dopar% ->
>
>Presumably, I need a way to export my .libPaths() to the nodes. Any
>suggestions?
>
>Thanks,
>Benjamin
>
> [[alternative HTML version deleted]]
>
>__
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>and provide commented, minimal, self-contained, reproducible code.
__
R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see
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PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
and provide commented, minimal, self-contained, reproducible code.
