Re: [Condor-devel] Is Redefining OpSys a Good Idea?

["Timothy St. Clair" <tstclair@xxxxxxxxxx>]

http://stanford.edu/~pgbovine/cde.html

Happy Programmer Day!
Cheers,
Tim

On Tue, 2011-09-13 at 13:36 -0400, Douglas Thain wrote:
> Howdy -
> 
> I am about ready to throw in the towel on Linux compatibility.
> 
> Programs compiled on RHEL5 don't run on RHEL6, and going
> between Red Hat and Debian is a joke.  Our users get upset
> every year during the upgrade cycle when nobody knows whether
> their jobs will run correctly.
> 
> We are already defining a custom attribute redhat_version which
> is pulled from /etc/redhat-release via the startd cron, but everyone
> forgets to do this and gets burned eventually.  I also don't see an obvious
> way to programmatically get redhat_version into SUBMIT_EXPRS so
> it matches automatically but also allows the smart user to remove the
> requirement.
> 
> In principle, I can just redefine OpSys to be "RHEL5" or "DEBIAN" instead
> of "LINUX" in STARTD_EXPRS and SUBMIT_EXPRS, to make
> it abundantly clear to users that these are completely different systems.
> 
> However, is this a good idea?
> 
> Is OpSys hard coded anywhere that would prevent this from working?
> 
> Does anyone have a better solution to dealing with the Linux mess?
> 
> Thanks,
> Doug
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