[Rd] parallel::detectCores(TRUE) gives: Error in system(cmd, TRUE) : error in running command

[Tobias Verbeke]

----- Original Message -----
> From: "Marius Hofert" <marius.hofert at uwaterloo.ca>
> To: "R-devel" <r-devel at r-project.org>
> Sent: Friday, August 22, 2014 10:03:13 PM
> Subject: [Rd] parallel::detectCores(TRUE) gives: Error in system(cmd, TRUE) : error in running command
> 
> Hi,
> 
> Both under the current R-devel (r66456) and a version from about 3
> months ago, I experience the following behavior:
> 
> > parallel::detectCores(TRUE)
> Error in system(cmd, TRUE) : error in running command
> > traceback()
> 3: system(cmd, TRUE)
> 2: gsub("^ +", "", system(cmd, TRUE)[1])
> 1: parallel::detectCores(TRUE)
> >
> 
> This is on Ubuntu 14.04. Does anybody else see this? [I currently have
> quite a heavy workload, otherwise I would have installed and tested it
> also under 3.1.1]

Same under R 3.1.1

> parallel::detectCores(TRUE)
Error in system(cmd, TRUE) : error in running command

Best,
Tobias