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Dell EMC PowerMax and VMAX All Flash: TimeFinder SnapVX Local Replication
Executive summary Introduction TimeFinder SnapVX overview
Creating snapshots
Generation numbers
Time-to-live value
Host writes to source
Redirect-on-write
Replication cache
Shared allocations
Linking target volumes to snapshots
Relinking
Unlinking
Defining state
Linking a larger target
Source-volume or linked-target SRP relationships
Restore operations
Cascading snapshots
Reserved capacity
Interoperability
Storage group operations
Secure snaps
Online device expansion
Role Based Access Controls
Implementing TimeFinder SnapVX PowerMaxOS Q3 2020 release enhancements TimeFinder legacy modes: Mirror, Clone, and VP Snap Conclusion Appendix A: TimeFinder SnapVX state table Appendix B: Geometry compatibility mode Appendix C: Monitoring the copy process Appendix D: Nocopy Linked Target behavior before HYPERMAX OS 5977.810.184 Appendix E: Scheduling snapshots with Unisphere for PowerMax Appendix F: System resource planning for capacity and performance Appendix G: Technical support and resources

Role Based Access Controls

Home > Storage > PowerMax and VMAX > Data Protection > Dell EMC PowerMax and VMAX All Flash: TimeFinder SnapVX Local Replication > Role Based Access Controls

Role Based Access Controls

  • Role Based Access Controls in Solutions Enabler 9.0, Unisphere 9.0, and REST API 9.0 introduced roles which provide the ability to restrict certain TimeFinder operations for users. Roles and permissions as related to TimeFinder are as follows:

    • Local Replication:
    • Required to create, modify, and terminate TimeFinder sessions from a source device.
    • Device Manager:
    • Required to use a device as a TimeFinder target, and to change copy mode of existing session.
    • Require with Local Replication role to restore a TimeFinder session.
    • Storage Admin:
    • Required to create and extend retention time for secure snapshots, as well as converting a traditional snapshot to a Secure Snapshot.

    More information about Role Based Access Controls is available in the Dell EMC document Role Based Access Controls (RBAC) Technical Overview & Enhancements.