If you manage Azure Local clusters (or any Windows Failover Cluster with Hyper-V and Cluster Shared Volumes), you’ve probably noticed that CSV ownership doesn’t always stay perfectly balanced after maintenance, patching, or node reboots. One node can end up owning multiple volumes while others sit idle. This creates unnecessary I/O coordination overhead and can quietly […]
Category: S2D
Virtual Disk Repair Times
On S2D Clusters, here is a small code snippet that I find useful to see how Virtual Disk repairs are going after rebooting a node or replacing a disk. It will also attempt to estimate the remaining time left (shout-out to Russell Workman for that addition):
VM Storage Performance
On S2D Clusters, here is a one-line PowerShell that I find useful to see which node is seeing the highest IOPS: