diff --git a/doc/html/preempt.shtml b/doc/html/preempt.shtml index d487dd478df2e68038730b3569c8b2d36856dcfa..3b9abb1727cb2c80a0e3d30bb7c14c26a1afc74d 100644 --- a/doc/html/preempt.shtml +++ b/doc/html/preempt.shtml @@ -91,10 +91,15 @@ parameters are not critical. <B>PreemptMode</B>: Specifies the mechanism used to preempt low priority jobs. The PreemptMode can be specified on a system-wide basis or on a per-partition basis when <I>PreemptType=preempt/partition_prio</I>. Note that when specified -on a partition, a compatible mode must also be specified system-wide. +on a partition, a compatible mode must also be specified system-wide; +specifically if a PreemptMode is set to SUSPEND for any partition or QOS, then +the system-wide PreemptMode must include the GANG parameter so the module +responsible for resuming jobs executes. Configure to <I>CANCEL</I>, <I>CHECKPOINT</I>, <I>SUSPEND</I> or <I>REQUEUE</I> depending on the desired action for low priority jobs. +The <I>GANG</I> option must also be specified if gang scheduling is desired +or a PreemptMode of <I>SUSPEND</I> is used for any jobs. <UL> <LI>A value of <I>CANCEL</I> will always cancel the job.</LI> <LI>A value of <I>CHECKPOINT</I> will checkpoint (if possible) or kill low @@ -105,6 +110,9 @@ jobs. Requeued jobs are permitted to be restarted on different resources.</LI> <LI>A value of <I>SUSPEND</I> will suspend and automatically resume the low priority jobs. The <I>SUSPEND</I> option must be used with the <I>GANG</I> option (e.g. "PreemptMode=SUSPEND,GANG").</LI> +<LI>A value of <I>GANG</I> may be used with any of the above values and will +execute a module responsible for resuming jobs previously suspended for either +gang scheduling or job preemption with suspension.</LI> </UL> </LI> <LI> @@ -369,6 +377,6 @@ order to support ideal placements such as this, which can quickly complicate the design. Any and all help is welcome here! </P> -<p style="text-align:center;">Last modified 24 November 2010</p> +<p style="text-align:center;">Last modified 6 December 2010</p> <!--#include virtual="footer.txt"-->