> 
> In our shop whenever a user job is submitted by default the priority value
is taken as
> "9". When I check the CPAC.PARMLIB(JES2PARM) below is the customization
which
> talks more about the PRTY and TIME
> 
> JOBPRTY(1) PRIORITY=9,       /* Job Prty=9 if           &RPRI1 ohwnc*/
>            TIME=2            /*  < 2 min. exec. time    &RPRT1 ohwnc*/
>                              /*                                      */
> JOBPRTY(2) PRIORITY=8,       /* Job Prty=8 if < 5 min.  &RPRI2 ohwnc*/
>            TIME=5            /* etc.                            ohwnc*/
>                              /*                                      */
> JOBPRTY(3) PRIORITY=7,       /* Job Prty=7 if <15 min.  &RPRI2 ohwnc*/
>            TIME=15           /* etc.                            ohwnc*/
>                              /*                                      */
> JOBPRTY(4) PRIORITY=6,       /* Job Prty=6 if nolim     &RPRI2 ohwnc*/
>            TIME=1440         /* etc.                            ohwnc*/
>                              /*                                      */
> /*
> 
> We tried Changing the time parmeter as TIME=(5,0) , but still job takes
more than 5
> mins. Even when user dont code the TIME,PRTY keyword it is even taking
more than 5
> minutes of processing time for PRTY=9 value.
> 
> Our JES2 level : 1.8
> There are no third party products to monitor JES. Could anyone please
throw some
> light on the above and if there Are there any way to restrict the Jobs
taking more than
> 5 minutes of processing time.
> 
> Jags

Jgs,  First very good post. 

If you want to limit the length of time a job runs, then the PRIORTY card
will not do that.  PRIORITY and TIME is the length of time a job is sitting
in the queue before it gets bumped up to the next priority.

You want to look at the JOBCLASS definitions for TIME.  This is documented
in the JES2 Init and Tuning Reference and JES2 Init and Tuning Guide (see
section Operator control of the batch job workload).

The following threads (done with a google of JES2 PRIORITY) should help in
understanding JES2 job selection

http://www.mail-archive.com/ibm-main@bama.ua.edu/msg11493.html


 

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