Re: [slurm-users] Evenly use all nodes

2020-07-02 Thread Angelos Ching
Hi Timo, We have faced similar problem and our solution was to run an hourly cron job to set a random node weight for each node. It works pretty well for us. Best regards, Angelos (Sent from mobile, please pardon me for typos and cursoriness.) > 2020/07/03 2:24、Timo Rothenpieler のメール: > > Hel

Re: [slurm-users] Evenly use all nodes

2020-07-02 Thread Timo Rothenpieler
On 02.07.2020 20:28, Luis Huang wrote: You can look into the CR_LLN feature. It works fairly well in our environment and jobs are distributed evenly. SelectTypeParameters=CR_Core_Memory,CR_LLN From how I understand it, CR_LLN will schedule jobs to the least used node. But if there's nearly n

Re: [slurm-users] Evenly use all nodes

2020-07-02 Thread Luis Huang
, July 2, 2020 2:21:48 PM To: slurm-users@lists.schedmd.com Subject: [slurm-users] Evenly use all nodes Hello, Our cluster is very rarely fully utilized, often only a handful of jobs are running. This has the effect that the first couple nodes get used a whole lot more frequently than the ones

[slurm-users] Evenly use all nodes

2020-07-02 Thread Timo Rothenpieler
Hello, Our cluster is very rarely fully utilized, often only a handful of jobs are running. This has the effect that the first couple nodes get used a whole lot more frequently than the ones further near the end of the list. This is primarily a problem because of the SSDs in the nodes. They