[torqueusers] BLCR support

Garrick Staples garrick at clusterresources.com
Tue Sep 19 18:31:22 MDT 2006

On Tue, Sep 19, 2006 at 08:05:56PM -0400, Neelesh Arora alleged:
> Hi,
> Quoting from a post by Garrick on Mar 20 2006:
> "TORQUE doesn't have BLCR support.  On Linux, TORQUE can suspend jobs
> with SIGSTOP, but can't checkpoint.
> I think one roadblock to adding BLCR support is that TORQUE doesn't have
> a way of knowing when a BLCR-capable job is being run."
> I also notice that in v2.1.2, there is an --enable-blcr option. But the 
> online docs or the changelog do not mention anything about the support 
> being added. And the above post is the latest one I could find on this 
> topic.

All that was added was the configure option so that the BLCR people
could work on development without worrying about the build system.

> Can someone please clarify what the status of blcr support in torque 
> (under linux) is? And in general, if there is a recommended way to 
> 'truly' checkpoint and restart jobs via torque on linux?

Development is in progress by the BLCR people.

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