Il 29/01/21 08:47, Diego Zuccato ha scritto: >> Jobs submitted with sbatch cannot run on multiple partitions. The job >> will be submitted to the partition where it can start first. (from >> sbatch reference) > Did I misunderstand or heterogeneous jobs can workaround this limitation? My quick test seems to confirm that it works in 18.08 (as packaged in Debian Buster).
My test jobscript: -8<-- #!/bin/bash #SBATCH --time 1 #SBATCH --cpus-per-task=1 --mem-per-cpu=1g --ntasks=2 --constraint=blade #SBATCH packjob #SBATCH --cpus-per-task=1 --mem-per-cpu=1g --ntasks=4 --constraint=matrix srun --label : hostname -8<-- Its output: -8<-- 1: str957-bl0-01 0: str957-bl0-01 3: str957-mtx-01 5: str957-mtx-01 4: str957-mtx-01 2: str957-mtx-01 -8<-- bl-* and mtx-* nodes are in disjoint partitions: -8<-- $ scontrol show partitions PartitionName=b1 [...] Nodes=str957-bl0-[01-02] [...] PartitionName=m1 [...] Nodes=str957-mtx-[00-15] -8<-- -- Diego Zuccato DIFA - Dip. di Fisica e Astronomia Servizi Informatici Alma Mater Studiorum - Università di Bologna V.le Berti-Pichat 6/2 - 40127 Bologna - Italy tel.: +39 051 20 95786
