RE: [Condor-users] Rank expression

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> > I'm having a strange problem with the rank expression (Condor 
> > 6.6.8, windowsXP). I want my Job to use a Machine which is 
> > "unclaimed" (and of course "idle", I just added the idle for 
> > testing) and has lots of memory and mips. There are 4 PCs, 
> > one slow and three fast. I submited two Jobs, the first ran 
> > on a fast machine and *of course* the second Job ran on the 
> > slow machine!? At the submitting time all four machines were 
> > "idle" and "unclaimed". This happened every time I tried it. 
> > The rank expression looks like this:
> > 
> > In the DAG (this \"\"\" looks strange but it's OK I think):
> > 
> > VARS Ba rankExpB = " ((TARGET.Activity == 
> > \"\"\"idle\"\"\")*10000) + ((TARGET.State == 
> > \"\"\"Unclaimed\"\"\")*10000) + (TARGET.mips) +
> > (TARGET.memory) " 
> > 
> > 
> > In the sub file:
> > rank = $(rankExpB)
> > 
> > 
> > What is wrong here??
> > (I used condor_findhost -r ... to check the expression. It 
> > returns me one of the fast Machines! ) 
> > 
> > regards,
> >     Matthias
> 
> Unclaimed and Idle are necessary for your job to be assigned to a
> machine. You don't need those in your rank expression. Condor won't
> assign your job to a machine if it's not unclaimed and idle.
> 
> But I'm not a dagman user so maybe I'm talking out of context here.
> 
> - Ian

Yes I agree. But I had the following problem:
I had three parallel Jobs and four unclaimed machines. But all three Jobs
only used ONE machine the other machines stayed unclaimed?! So I added the
unclaimed and idle statement to my rank expression.

regards,
  Matthias

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