The node has the wrong drive ratio.

An HDD or SSD has been replaced by a drive of the other type, which changed the configured ratio of SSD to HDD. This event might be generated by a drive failure, which can also affect the configured ratio.

Administrator action

Determine the types of drives that are on the node by running the following command:
isi devices drive list
Any drives that are not functioning correctly will be flagged.
  • If the drives are incorrect, replace the drives with the correct types. You can download the latest version of drive replacement guide from the EMC Online Support site.
  • If the drives are correct, or if you need assistance obtaining the correct drive type, contact EMC Isilon Technical Support.