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Re: [Condor-users] Clipped Mac OSX

This sounds a useful setup. All this is explained in the manuals, but sometimes
seeing the settings and what they are used for is useful for others in this

If you can submit them in a few lines, could you do so?



> -----Original Message-----
> From: condor-users-bounces@xxxxxxxxxxx
> [mailto:condor-users-bounces@xxxxxxxxxxx]On Behalf Of Finch, Ralph
> Sent: Tuesday, June 12, 2007 3:24 PM
> To: Condor-Users Mail List
> Subject: Re: [Condor-users] Clipped Mac OSX
> We have a somewhat similar situation:  Windows SMP machines with jobs
> that can run up to several days.  We want minimal impact on 
> interactive
> use, so if both CPUs on the SMP machines are in use and the 
> keyboard is
> in use, we suspend one of the Condor jobs for up to a few hours total
> time.  It seems to work well: The suspense occurs immediately on
> keyboard use, then unsuspends after a period of no keyboard use (5
> minutes).  Condor keeps track of total suspend time, and if a job
> accumulates beyond a max we no longer suspend it (so it 
> doesn't delay an
> entire batch of runs).
> If your jobs are evicted for a similar reason (interactive use) you
> might want to consider suspending rather than evicting.  Evicting just
> doesn't make much sense with jobs that run more than an hour or two.
> -----Original Message-----
> From: condor-users-bounces@xxxxxxxxxxx
> [mailto:condor-users-bounces@xxxxxxxxxxx] On Behalf Of Seth Price
> Sent: Tuesday, June 05, 2007 12:40 PM
> To: Condor-users@xxxxxxxxxxx
> Subject: [Condor-users] Clipped Mac OSX
> I'm with the SAGE group on the wisc campus (www.sage.wisc.edu). We  
> have a cluster of 40 Mac G5 processors, and we are 
> considering adding  
> a number of 8 core Mac Pros to the mix.
> Are there plans for un-clipping the Mac version of Condor? We would  
> really like checkpointing to work.
> The largest complaint with the condor setup is when a job gets  
> evicted for one reason or another, and the run needs to start from  
> scratch on another machine. The scientists I'm working with often  
> have week-long jobs, so this is a serious problem.
> We might abandon using condor in favor of stand alone 
> machines to put  
> fewer possible interruptions between the scientists and the 
> hardware.  
> (I hope not, though. I'm sure I have things configured 
> correctly this  
> time...)
> Thanks,
> Seth
> PS: I realize I can configure condor to *never* evict a job, but my  
> intent is to only evict my 'nice' jobs whenever any other jobs are  
> submitted.
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