Re: Parallel launches each command j times

[Ole Tange]

On Sun, Jan 25, 2015 at 3:58 PM, conahorse <conahorse@gmail.com> wrote:

> Hi everyone,
> I'd like to have parallel lunch

I like the idea of parallel lunch, mmmm food :-)

> at most N commands in parallel on my machine.
> I have a file where each line corresponds to a command, named
> commands.exp.
> What I do is simply this:
>
> paralle -j N < commands.exp
>
> (where N is 8, but nevermind)
> but I have is that on my netbook I seem to have the first 8 lines running in
> parallel, but on my other machine (having the same version of parallel and
> os, namely ubuntu 14.04 parallel@gnu.org), the first 8 lines get 8 processes
> each! Thus creating a huge bottleneck.
> What am I missing here? Why does parallel consider each line to be launched
> 8 times?

Sounds like a bug. Follow
http://www.gnu.org/software/parallel/man.html#REPORTING-BUGS and file
a bug report.


/Ole