Building ParallelClusters that span multiple Availability Zones in a region take some careful planning with respect to storage and networking, but opens up options for more capacity - which is often the driver behind this design.

Matt Vaughn works us through some examples to understand how to do this well.

If you have ideas for technical topics you’d like to see us cover in a future show, let us know by finding us on Twitter (@TechHpc) and DM’ing us with your idea.


00:00 - Why multi-AZ clusters? 00:37 - Single AZ case 02:08 - Multi-AZ simple case 02:42 - No EFA across AZs 04:00 - Share storage considerations 04:24 - EFS in a multi-AZ cluster 04:44 - Cross-AZ data charges 05:34 - Lustre in a multi-AZ cluster 06:20 - Outro