[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: [Condor-users] RAM allocated to dynamic slots



Brian - 

This is intentional behavior.  The main premise to try to reuse a claim whenever possible to avoid negotiation lag.  This way the schedd can match a larger set of jobs.  

So it is intended.  

Cheers,
Tim

----- Original Message -----
> From: "Brian Candler" <B.Candler@xxxxxxxxx>
> To: eje@xxxxxxxxxx, "Condor-Users Mail List" <condor-users@xxxxxxxxxxx>
> Sent: Tuesday, July 31, 2012 2:48:49 AM
> Subject: Re: [Condor-users] RAM allocated to dynamic slots
> 
> On Mon, Jul 30, 2012 at 03:13:40PM -0700, Erik Erlandson wrote:
> > it looks like you are seeing the effects of the default value for
> > MODIFY_REQUEST_EXPR_REQUESTMEMORY:
> > 
> > MODIFY_REQUEST_EXPR_REQUESTMEMORY =
> > quantize(RequestMemory,{TotalSlotMemory / TotalSlotCpus / 4})
> > 
> > Documentation is here:
> > http://research.cs.wisc.edu/condor/manual/v7.8/3_3Configuration.html#18487
> 
> Thank you! I knew it would be documented somewhere but didn't know
> where :-)
> 
> With TotalSlotMemory=7168 and TotalSlotCpus=2, then memory usage will
> be
> rounded up to a multiple of 896MB (and I see 2688 = 3 * 896)
> 
> Regards,
> 
> Brian.
> _______________________________________________
> Condor-users mailing list
> To unsubscribe, send a message to condor-users-request@xxxxxxxxxxx
> with a
> subject: Unsubscribe
> You can also unsubscribe by visiting
> https://lists.cs.wisc.edu/mailman/listinfo/condor-users
> 
> The archives can be found at:
> https://lists.cs.wisc.edu/archive/condor-users/
>