Re: [Condor-users] condor_hold and DAGs?

[Armen Babikyan <armenb@xxxxxxxxxx>]

Peter F. Couvares wrote:
> On May 3, 2007, at 3:35 PM, Armen Babikyan wrote:
> > Does condor have a command that I can run that will send a "hold" 
> > message to a DAG and all sub-DAGs?
>
> Assuming you mean "a DAG and all its submitted jobs", then for DAGMan 
> job id xyz, just run:
>
> % condor_hold -constraint 'DAGManJobId == xyz || Cluster == xyz'
>
> (DAGMan publishes its own job id into each submitted job's classad, 
> in the DAGManJobId attribute, so you just need to reference it as a 
> boolean constraint.)
>
> This will put the DAGMan job and its currently-submitted nodes on 
> hold more or less simultaneously, but that's okay -- it doesn't 
> matter to DAGMan whether it goes on hold right before or right after 
> its jobs.  When you release, DAGMan should recover correctly either way.
>
> If you want to put a "tree" of DAGs and sub-DAGs on hold, it's a 
> little more complicated unless you can submit them with a custom 
> classad attribute in common.
Cool...This idea sounds like it should be good enough for me.

By the way, is there a way I can add a custom classad attribute to a 
condor_dagman process through its DAG file without manually adding lines 
to the end of the submit file generated from "condor_submit_dag 
-no_submit foo.dag"?

Thanks,

Armen

--
Armen Babikyan
MIT Lincoln Laboratory
armenb@xxxxxxxxxx . 781-981-1796