Sounds like you’re sort of the poster-child for this section of the documentation:
https://slurm.schedmd.com/high_throughput.html — note that it’s possible for this to be version specific, so look for this file in the “archive” section of the website if you need other than 20.02. -- ____ || \\UTGERS, |---------------------------*O*--------------------------- ||_// the State | Ryan Novosielski - novos...@rutgers.edu || \\ University | Sr. Technologist - 973/972.0922 (2x0922) ~*~ RBHS Campus || \\ of NJ | Office of Advanced Research Computing - MSB C630, Newark `' > On Aug 28, 2020, at 6:30 AM, navin srivastava <navin.alt...@gmail.com> wrote: > > Hi Team, > > facing one issue. several users submitting 20000 job in a single batch job > which is very short jobs( says 1-2 sec). so while submitting more job > slurmctld become unresponsive and started giving message > > ending job 6e508a88155d9bec40d752c8331d7ae8 to queue. > sbatch: error: Batch job submission failed: Unable to contact slurm > controller (connect failure) > Sending job 6e51ed0e322c87802b0f3a2f23a7967f to queue. > sbatch: error: Batch job submission failed: Unable to contact slurm > controller (connect failure) > Sending job 6e638939f90cd59e60c23b8450af9839 to queue. > sbatch: error: Batch job submission failed: Unable to contact slurm > controller (connect failure) > Sending job 6e6acf36bc7e1394a92155a95feb1c92 to queue. > sbatch: error: Batch job submission failed: Unable to contact slurm > controller (connect failure) > Sending job 6e6c646a29f0ad4e9df35001c367a9f5 to queue. > sbatch: error: Batch job submission failed: Unable to contact slurm > controller (connect failure) > Sending job 6ebcecb4c27d88f0f48d402e2b079c52 to queue. > > even that time the load of cpu started consuming more than 100% of slurmctld > process. > I found that the node is not able to acknowledge immediately to server. it is > moving from comp to idle. > so in my thought delay a scheduling cycle will help here. any idea how it can > be done. > > so is there any other solution available for such issues. > > Regards > Navin. > > >
