Hi David,

What does:

scontrol show node orange01
scontrol show node orange02

show? Just to see if there's a default node weight hanging around, and if your 
weight changes have been picked up.

Sean

--
Sean Crosby
Senior DevOpsHPC Engineer and HPC Team Lead | Research Platform Services
Research Computing | CoEPP | School of Physics
University of Melbourne


On Thu, 25 Jul 2019 at 20:47, David Baker 
<d.j.ba...@soton.ac.uk<mailto:d.j.ba...@soton.ac.uk>> wrote:

Hello,


I'm experimenting with node weights and I'm very puzzled by what I see. Looking 
at the documentation I gathered that jobs will be allocated to the nodes with 
the lowest weight which satisfies their requirements. I have 3 nodes in a 
partition and I have defined the nodes like so..


NodeName=orange01 Procs=48 Sockets=8 CoresPerSocket=6 ThreadsPerCore=1 
RealMemory=1018990 State=UNKNOWN Weight=50
NodeName=orange[02-03] Procs=48 Sockets=8 CoresPerSocket=6 ThreadsPerCore=1 
RealMemory=1018990 State=UNKNOWN


So, given that the default weight is 1 I would expect jobs to be allocated to 
orange02 and orange03 first. I find, however that my test job is always 
allocated to orange01 with the higher weight. Have I overlooked something? I 
would appreciate your advice, please.


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