> -----Original Message----- > From: Fokke Dijkstra [mailto:[email protected]] > Sent: Monday, 28 March 2011 8:40 PM > To: [email protected] > Subject: [Mauiusers] Standing reservations claiming too many and wrong > nodes > > Hi, > > On our compute cluster, running maui 3.3, we have a problem with > standing reservations claiming too many nodes, and also claiming nodes > of the wrong type. > > The two reservations are defined like this: > > SRCFG[short] DEPTH=2 TASKCOUNT=8 NODEFEATURES=nodes FLAGS=SPACEFLEX > ACCESS=DEDICATED > SRCFG[short] CLASSLIST=short > SRCFG[short] DAYS=Mon,Tue,Wed,Thu,Fri STARTTIME=08:00:00 > ENDTIME=18:00:00 > > SRCFG[md] DEPTH=2 TASKCOUNT=24 NODEFEATURES=nodes FLAGS=SPACEFLEX > ACCESS=DEDICATED GROUPLIST=md > > The first is in order to reserve a few nodes during office hours for the > short queue. The second reserves nodes for a group of users. > Note that both are tied to nodes with the feature "nodes". > > We see, however, that maui very often is reserving a lot of nodes extra > for the next reserving period. It also reserves nodes with the wrong > node feature. Restarting maui helps fixing the reservation problem. > > Is there a way to fix this problem in a more structural way? > > Kind regards, > > Fokke Dijkstra
Hi Fokke, We had a similar problem and decided to just list the nodes to include in the reservation. That turns out to be quite robust and situations where it causes problems have been rare. - Gareth > > -- > Fokke Dijkstra<[email protected]> > High Performance Computing& Visualisation > Donald Smits Center for Information Technology, University of Groningen > Postbus 11044, 9700 CA Groningen, The Netherlands > +31-50-363 9243 > _______________________________________________ mauiusers mailing list [email protected] http://www.supercluster.org/mailman/listinfo/mauiusers
