[GE users] Performance requesting job status using DRMAA vs. qstat?

templedf dan.templeton at sun.com
Tue May 26 16:34:10 BST 2009


DRMAA will have a much lesser impact because it is only asking for the 
status of a single job. The problem is that there's no way via DRMAA to 
get a list of the jobs in the system.

Daniel

soeren_g wrote:
> Hello,
>
> some of my users use a front end which somebody has programmed using Python and forwarding calls to qstat under the hood for retreiving job status. For huge job numbers in the scheduler this can be quite costly in terms of time and CPU load on the master node.
> Therefore my simple question: Is it recommended to use the DRMAA instead of qstat or will be the performance impact be the same for both ways?
>
>
> Thanks & regards,
> Soeren Gerlach
>
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