When disk space utilization rises above 80%, one or more of the following symptoms may be observed:
Additional disk space may be needed when the environment is extensive in size.
Aria Operations for Networks Platform and Collector Nodes operate optimally when their disk space utilization is < 80%.
To add more disk capacity to a Platform or Collector node, please follow the instructions at the document Increase the Disk Size.
Please ensure that you follow the steps exactly, and pay special attention to the "Note" references in the document.