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Re: Correct way to execute same command in parallel on multiple machines
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From: |
Ole Tange |
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Subject: |
Re: Correct way to execute same command in parallel on multiple machines? |
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Date: |
Sat, 3 Feb 2018 21:59:46 +0100 |
On Sat, Feb 3, 2018 at 1:28 PM, Emil Fihlman <emil.fihlman@gmail.com> wrote:
> So I'm experiencing an issue with parallel:
> parallel --tag --nonall --sshloginfile nodelist.txt 'find . -type f | wc -l'
> is ironically executed sequentially on each machine instead of in parallel.
>
> What's the correct way to have parallel execute the command in parallel on
> all machines simultaneously?
>From man parallel:
--nonall
[...] GNU parallel will log into --jobs number of
computers in parallel and run the job on the computer. -j
adjusts how many
computers to log into in parallel.
So add -j0.
/Ole