Re: [slurm-users] Backfill advice

2019-03-25 Thread David Baker
currently). Best regards, David From: slurm-users on behalf of Douglas Jacobsen Sent: 23 March 2019 13:30 To: Slurm User Community List Subject: Re: [slurm-users] Backfill advice Hello, At first blush bf_continue and bf_interval as well as bf_maxjobs (if I remembered the parameter cor

Re: [slurm-users] Backfill advice

2019-03-23 Thread Douglas Jacobsen
Hello, At first blush bf_continue and bf_interval as well as bf_maxjobs (if I remembered the parameter correctly) are critical first steps in tuning. Setting DebugFlags=backfill is essential to getting the needed data to make tuning decisions. Use of per user/account settings if they are too low

[slurm-users] Backfill advice

2019-03-23 Thread david baker
Hello, We do have large jobs getting starved out on our cluster, and I note particularly that we never manage to see a job getting assigned a start time. It seems very possible that backfilled jobs are stealing nodes reserved for large/higher priority jobs. I'm wondering if our backfill configura