Patent ID: 11914686
Assignee: PURE STORAGE, INC.
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 0:
1. A method for transitioning states of respective storage nodes in a distributed storage cluster from a secured state to an unsecured state, the method comprising:
when all of the storage nodes are in the secured state, initiating a first rolling reboot of the storage nodes, the first rolling reboot comprising the storage nodes serially rebooting from the secured state into an intermediate state, wherein during the first rolling reboot:
storage nodes that have rebooted into the intermediate state are allowed to rejoin the distributed storage cluster, and
storage nodes in the unsecured state are not allowed to join the distributed storage cluster; and

when all of the storage nodes are in the intermediate state, initiating a second rolling reboot of the storage nodes, the second rolling reboot comprising serially rebooting the storage nodes from the intermediate state into the unsecured state, wherein, during the second rolling reboot, storage nodes that have rebooted into the unsecured state are allowed to rejoin the distributed storage cluster.