In the MCP 2019.2.14 maintenance update, Mirantis introduces the following enhancements for StackLight:

To obtain the enhancements, follow the steps described in Apply maintenance updates.

Disk and CPU wait alerts

Implemented the following disk and CPU wait alerts that raise in case of high CPU I/O wait, disk backlog, and disk request queues:

  • SystemCpuIoWaitWarning
  • SystemCpuIoWaitCritical
  • SystemDiskBacklogWarning
  • SystemDiskBacklogCritical
  • SystemDiskRequestQueuedWarning
  • SystemDiskRequestQueuedCritical