Batch Computing
This presentation is an introduction to batch computing and using Slurm on CCR's HPC clusters.
PowerPoint presentation can be found here:
https://buffalo.box.com/s/a0dascjov88...
If you're not a UB user, please contact CCR Help to get access to the slides.
00:00 Introduction/Goals
00:55 Knowledge That You May Already Know / Cheat Sheet
01:33 Overview of Batch Computing
02:13 Simple Linux Utility for Resource Management (SLURM)
02:33 Job Scheduling
04:40 Submitting Jobs to the CCR Cluster
06:21 CCR Cluster and Partitions
08:37 What Users Have Access To
09:47 Supporters Quality of Service
10:36 Interactive Job
12:22 SLURM Script
15:20 SLURM Example
19:45 Faculty Cluster Example
20:20 SLURM Commands
21:45 snodes
24:20 Constraints (Node Attributes)
27:49 Things to Be Cautious About in Requests
29:12 Scavenging Idle Cycles
30:40 Defaults and Limits
32:59 Job Submission Errors
35:06 Issues with Running the Job