Commands for monitoring an HA pair
There are specific ONTAP commands for monitoring the HA pair.
| If you want to check... | Use this command... |
|---|---|
| Whether failover is enabled or has occurred, or reasons why failover is not currently possible | storage failover show |
| Displays the nodes on which the storage failover HA-mode setting is enabled You must set the value to ha for the node to participate in a storage failover (HA pair) configuration. The non-ha value is used only in a stand-alone, or single node cluster configuration. Note Stand-alone or single node cluster configurations are not supported by Lenovo. | storage failover show -mode ha |
| Whether hardware-assisted takeover is enabled | storage failover hwassist show |
| The history of hardware-assisted takeover events that have occurred | storage failover hwassist stats show |
| The progress of a takeover operation as the partner's aggregates are moved to the node doing the takeover | storage failover show‑takeover |
| The progress of a giveback operation in returning aggregates to the partner node | storage failover show‑giveback |
| Whether an aggregate is home during takeover or giveback operations | aggregate show ‑fields home‑id,owner‑id,home‑name,owner‑name,is‑home |
| Whether cluster HA is enabled (applies only to two node clusters) | cluster ha show |
| The HA state of the components of an HA pair (on systems that use the HA state) | ha‑config show Note This is a Maintenance mode command. |
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