Pure Storage, Inc.
Safe destructive actions on drives

Abstract:

A method for reservations in a storage system, is provided. The method includes determining status of all storage devices expected to be in the storage system, receiving a request for a reservation of a storage device, and determining a type of service to be performed on the storage device. The method includes determining whether the type of service is in a first class of services or a second class of services and granting or denying the reservation based on the type of service, wherein a reservation to perform a service in the first class of services is granted as a result of determining all the storage devices expected are online and wherein a reservation to perform a service in the second class of services is granted as a result of determining a sufficient subset of all the storage devices expected are online to perform reading and writing with redundancy.