AWS ParallelCluster troubleshooting

The following sections provide troubleshooting tips for issues that might occur while using AWS ParallelCluster. The AWS ParallelCluster community maintains a Wiki page that provides many troubleshooting tips on the AWS ParallelCluster GitHub Wiki. For a list of known issues, see Known issues.

Starting with AWS ParallelCluster version 3.16.0, you can also run the on-node diagnostics tool pcluster-diag to have a set of health conditions verified for you on a running cluster. For more information, see Troubleshooting with pcluster-diag.