[Beowulf] Functionality of schedulers

Chris Samuel samuel at unimelb.edu.au
Thu Mar 1 06:46:47 EST 2012


On Thursday 01 March 2012 18:22:12 Rayson Ho wrote:

> Torque has job preemption. I have not used Torque for a while (I
> used to be an OpenPBS user) so I am not the best person to answer
> the question for Torque. However, if you google "job
> preemption"+torque, you should be able to find some useful info.

It also integrates with BLCR (Berkeley Lab Checkpoint/Restart) to 
provide kernel level checkpointing support for Linux, including for 
MPI applications if you are using Open-MPI.

Useful links:

BLCR:

 https://ftg.lbl.gov/projects/CheckpointRestart/

Open-MPI and BLCR:

 http://www.open-mpi.org/faq/?category=ft

Torque and checkpoint/restore and BLCR:

 http://www.clusterresources.com/torquedocs/2.6jobcheckpoint.shtml

Hope this helps!
Chris
-- 
   Christopher Samuel - Senior Systems Administrator
 VLSCI - Victorian Life Sciences Computation Initiative
 Email: samuel at unimelb.edu.au Phone: +61 (0)3 903 55545
         http://www.vlsci.unimelb.edu.au/
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