[torqueusers] qtop: yet another tool to struggle with torque and PBS family systems

Adrian Sevcenco Adrian.Sevcenco at cern.ch
Wed Sep 1 01:35:56 MDT 2010

On 09/01/2010 02:20 AM, Fotis Georgatos wrote:
> Hi,

> it is not uncommon for shepherds of PBS-family based clusters to wander around
> in the system, trying to understand where users' jobs and site resources graze.
> Or, you may just try to understand if you are being hit by something like a 
> bug. (*)
> Fortunately,
> you are not alone in this world and others have same troubles as you do ;-).
> Here is a script I wrote to try to get better control over any torque or pbs 
> instance:
> https://twiki.cscs.ch/twiki/bin/view/DECH/QTOP
> It provides a brief summary of your PBS and Nodes status, along with a job matrix.
> In case you ask, the CPUids are the ones reported at command pbsnodes -a,
> so you may wish to check that its output seems reasonable, before trying qtop.
great tool! one minor correction (so far) :
shouldnt QSTAT="$PBSPATH/qstat" be QSTAT="$PBSPATH/bin/qstat"

Thanks for this great tool!

> It can be particularly useful if you assign colors to your scheduler's policy 
> groups,
> so that you can visually check if your policy is honored; be prepared for 
> surprises.
> Generally, I hope it can help you to keep the entropy of a torque system low,
> by giving a fast overview of what is going on.
> enjoy,
> Fotis
> (*)
> http://www.supercluster.org/pipermail/torqueusers/2010-August/011198.html

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