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Re: up-grade while running


From: Ole Tange
Subject: Re: up-grade while running
Date: Mon, 19 Oct 2015 02:29:13 +0200

On Wed, Sep 30, 2015 at 8:13 PM, Rob Sargent <address@hidden> wrote:

> We would like to move to a more current version (20150822) but we have
> ongoing parallelizations.  My assumption is that we need to wait for running
> invocations of parallel to complete before upgrading.  Is that a correct
> assumption?  Or are the active executables safely in memory?

GNU Parallel is a single perl script. Perl read the script, compiles
it into bytecode, and then runs it. So it should be safe to upgrade
while running.


/Ole



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