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Re: up-grade while running


From: Rob Sargent
Subject: Re: up-grade while running
Date: Sun, 18 Oct 2015 19:52:17 -0600

Thank you.  (Once bitten, twice shy)
Somebody running something under parallel is pretty much a constant in our 
group.  (Citations to follow)


> On Oct 18, 2015, at 6:29 PM, Ole Tange <address@hidden> wrote:
> 
> 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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