[slurm-users] Re: Change primary alloc node

2024-10-31 Thread Brian Andrus via slurm-users
Likely many ways to do this, but if you have some code that is dependent on something, that check could be in the code itself. So instead of process 0 being the required process to run, it would be whichever process meets the requirements. eg: case hostname: harold)     Run harold's stuff he

[slurm-users] Re: Change primary alloc node

2024-10-31 Thread Diego Zuccato via slurm-users
Seems the perfect use case for heterogeneous jobs... Diego Il 31/10/2024 14:18, Davide DelVento via slurm-users ha scritto: Another possible use case of this is a regular MPI job where the first/ controller task often uses more memory than the workers and may need to be scheduled on a higher m

[slurm-users] Re: Change primary alloc node

2024-10-31 Thread Davide DelVento via slurm-users
Another possible use case of this is a regular MPI job where the first/controller task often uses more memory than the workers and may need to be scheduled on a higher memory node than them. I think I saw this happening in the past, but I'm not 100% sure it was in Slurm or some other scheduling sys

[slurm-users] Re: Change primary alloc node

2024-10-31 Thread Bhaskar Chakraborty via slurm-users
Hello, Just to add some context here. We plan to use slurm for developing a sched solution which interacts with a backend system. Now, the backend system has pieces of h/w which require specific host in the allocation to be the primary/master host wherein the initial task would be launched, thi