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Ozone Manager Leader Transfer

The ozone admin om transfer command allows you to manually transfer the leadership of the Ozone Manager (OM) Raft group to a specific OM node or to a randomly chosen follower.

Usage​

ozone admin om transfer -id <OM_SERVICE_ID> -n <NEW_LEADER_ID>
ozone admin om transfer -id <OM_SERVICE_ID> -r
  • -id, --service-id: Specifies the Ozone Manager Service ID.
  • -n, --newLeaderId, --new-leader-id: The node ID of the OM to which leadership will be transferred (e.g., om1).
  • -r, --random: Randomly chooses a follower to transfer leadership to.

Example​

To transfer leadership to om2 in a cluster with service ID cluster1:

ozone admin om transfer -id cluster1 -n om2

To transfer leadership to a random follower:

ozone admin om transfer -id cluster1 -r