[ET Trac] [Einstein Toolkit] #180: Reduce disk space used by checkpoints

Einstein Toolkit trac-noreply at einsteintoolkit.org
Tue Mar 8 07:28:31 CST 2011


#180: Reduce disk space used by checkpoints
--------------------------+-------------------------------------------------
  Reporter:  hinder       |       Owner:  mthomas
      Type:  enhancement  |      Status:  new    
  Priority:  major        |   Milestone:         
 Component:  SimFactory   |     Version:         
Resolution:               |    Keywords:         
--------------------------+-------------------------------------------------

Comment (by hinder):

 This is now a real problem on Damiana because we are short of disk space.

 The idea of going "back in time" to solve a problem is nice in theory, but
 for large simulations it is simply not practical due to the space
 requirements.  We are having to log in to the cluster every day to delete
 old checkpoint files because there is only enough space for one or two
 sets.

 What do you think of an option for simfactory to delete checkpoints during
 cleanup, which will happen between restarts?  SimFactory could check that
 there is at least one complete set of checkpoint files in the simulation.

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Ticket URL: <https://trac.einsteintoolkit.org/ticket/180#comment:2>
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