Thank you all,

We are using -pe XX now.

Very interesting the JOB feature of consumable. I understand it would be then memory requested per job and consumable, isn't it right?

Thanks!


El 21/09/11 19:18, Alex Chekholko escribió:
On 09/21/2011 05:07 AM, Carlos Fernández Iglesias wrote:
Hello,

I'm having some problems using Bioscope.

I would like to confirm how "mem_free" operates: if you submit a job
with num_proc=2,mem_free=10G does it require 10G or 20G to run? I
believe the normal behaviour would be to require 10G, but in our cluster
it asks for 20G (maybe bioscope is doing something else we are not aware
of?).


There is a setting which changes whether the memory limit applies per processor or per job.

When you do 'qconf -sc', in the 'consumable' column, it can be "YES" or "JOB". If "YES", then it is per processor, if "JOB", it is for the whole job, regardless of how many processors you request.

I believe the "JOB" feature was added in SGE6.2u3, the bioscope folks recommend SGE6.2u5 version at minimum.

As Reuti said, you should be requesting multiple processors with '-pe XX 2', not 'num_proc=2'.

Regards,

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