After uploading the Aria Operations 8.18 Hot Fix 5, it shows the following error: Operation failed. If the error persists, contact VMware Support.
Aria Operations 8.18.x
SSH all the node(s) using root credentials and run the following command:
df -h
If the /storage/db Partition is above 80% on any of the nodes, add disks to nodes by following the steps from the following document: Add Data Disk Space to a VMware Aria Operations vApp Node
Note: When adding disk, you must maintain uniform size across analytics cluster nodes.