[Mauiusers] Standing reservations

Lennart Karlsson Lennart.Karlsson at nsc.liu.se
Fri Jul 6 04:11:49 MDT 2007


Hi Bram,

> on our cluster, we us a standing reservation to reserve 8 nodes from 8am - 6pm
> on weekdays for debugging tasks. 
> 
> However, each time a node is rebooted, it is always put into this reservation
> even if there are already 8 nodes reserved. We always have to manually release
> this reservation.
> 
> The corresponding lines in maui.cfg read as follows,
> 
> SRCFG[debug]            PARTITION=bit64
> SRCFG[debug]            TASKCOUNT=8 #RESOURCES=PROCS:2
> SRCFG[debug]            CLASSLIST=debug,emergency
> SRCFG[debug]            PERIOD=DAY
> SRCFG[debug]            DAYS=Mon,Tue,Wed,Thu,Fri
> SRCFG[debug]            STARTTIME=08:00:00      ENDTIME=18:00:00
> # create reservations for the next 7 days
> SRCFG[debug]            DEPTH=7
> CLASSCFG[debug] PRIORITY=0 PLIST=bit64^ MAXPROC=16,16 FLAGS=ADVRES:debug


We run into that problem and changed our configuration to enumerate
the tasks instead. I.e., remove the TASKCOUNT line and replace it with
a HOSTLIST.

Of course I would like CRI to fix the bug. My solution is only a way to
get around the bug.

Best regards,
-- Lennart Karlsson <Lennart.Karlsson at nsc.liu.se>
   National Supercomputer Centre in Linkoping, Sweden
   http://www.nsc.liu.se




More information about the mauiusers mailing list