[slurm-users] sbatch: Node count specification invalid - when only specifying --ntasks

2024-06-09 Thread George Leaver via slurm-users
Hello, Previously we were running 22.05.10 and could submit a "multinode" job using only the total number of cores to run, not the number of nodes. For example, in a cluster containing only 40-core nodes (no hyperthreading), Slurm would determine two nodes were needed with only: sbatch -p multin

[slurm-users] Re: sbatch: Node count specification invalid - when only specifying --ntasks

2024-06-10 Thread George Leaver via slurm-users
Noam, Thanks for the suggestion but no luck: sbatch -p multinode -n 80 --ntasks-per-core=1 --wrap="..." sbatch: error: Batch job submission failed: Node count specification invalid sbatch -p multinode -n 2 -c 40 --ntasks-per-core=1 --wrap="..." sbatch: error: Batch job submission failed: Node co

[slurm-users] Re: sbatch: Node count specification invalid - when only specifying --ntasks

2024-06-11 Thread George Leaver via slurm-users
Hi Loris, > Doesn't splitting up your jobs over two partitions mean that either one of > the two partitions could be full, while the other has idle nodes? Yes, potentially, and we may move away from our current config at some point (it's a bit of a hangover from an SGE cluster.) Hasn't really b