[GE users] priority and nice

Reuti reuti at staff.uni-marburg.de
Tue Sep 21 20:21:32 BST 2004


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> 1) If I do what you've said, should I see a nice of 19 to this process ?
> if it's the case, this is not working : (

The default is set to 0, so it's okay.
 
> 2) this is what I have in my configuration
> 
>  > qconf -sconf global | grep prio
> reprioritize                 0
> 
>  > qconf -ssconf | grep prio
> reprioritize_interval             0:0:0
> weight_priority                   1.000000
> 
>  > qconf -sq <a_queue> | grep prio
> priority              0

Here you have to define the priority to 19

> 3) after digging a little bit the man
> man queue_conf
> I see:
>    priority
>       The priority parameter specifies the nice(2) value at  which
>       jobs  in  this queue will be run. The type is number and the
>       default is zero (which means no nice  value  is  set  expli-
>       citly).  Negative  values (up to -20) correspond to a higher
>       scheduling priority, positive values (up to +20)  correspond
>       to a lower scheduling priority.
> 
>       The value of priority has  no  effect  because  SGE  adjusts
>       priorities dynamically to implement the SGE entitlement pol-
>       icy goals. Dynamic priority adjustment can be switched  off,
>       by  setting  the reprioritize_interval to 00:00:00, which is
>       the default value. In this case,  the  setting  of  priority
>       also will haven't an effect.

Mmh, maybe there is a typo in this last sentence, and should be red without the
"n't". I just checked with 6.0u1 and for me it's working.

Cheers - Reuti

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