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Re: It says I found a bug?
From: |
Ole Tange |
Subject: |
Re: It says I found a bug? |
Date: |
Wed, 7 Dec 2016 00:06:47 +0100 |
On Wed, Nov 23, 2016 at 5:23 AM, Pierre Poujade <py@poujade.org> wrote:
> Hi,
>
> I wanted to see how parallel behaves when one of the hosts is down.
> root@nope is down (host doesn't exist on the network and won't resolve),
> scanner-helper is up and running.
>
> $ parallel --controlmaster --filter-hosts --eta -j2 -S
> root@nope,:,user@scanner-helper sleep ::: 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2
> 2 2 2 2 2
> parallel: Warning: Could not figure out
> parallel: Warning: number of cpus on user@scanner-helper. Using 1.
> parallel: Warning: Could not figure out
> parallel: Warning: number of cpus on user@scanner-helper. Using 1.
> parallel: This should not happen. You have found a bug.
> Please contact parallel@gnu.org and include:
> * The version number: 20160922
> * The bugid: host check too many col0: user@scanner-helper /bin/bash:
> parallel: command not found
> * The command line being run
> * The files being read (put the files on a webserver if they are big)
>
> If you get the error on smaller/fewer files, please include those instead.
>
> If I remove the --filter-hosts, I don't get the warning but of course I'm
> getting output about root@nope that can't be contacted.
The problem is that parallel is not installed on user@scanner-helper.
But that should clearly have a better error message.
/Ole
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