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9 working with managers and quorum – HP StoreVirtual 4000 Storage User Manual

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Creating a management group..............................................................................................108

Name the management group and add storage systems.......................................................108
Add administrative user....................................................................................................109
Set management group time..............................................................................................109
Set DNS server................................................................................................................109
Set up email for notification...............................................................................................109
Create cluster and assign a VIP.........................................................................................109
Create a volume and finish creating management group.......................................................110
Logging in to a management group ...................................................................................110
Management group map view tab.....................................................................................110

Configuration Summary overview...........................................................................................110

Reading the configuration summary....................................................................................111

Optimal configurations................................................................................................111
Configuration warnings................................................................................................111
Configuration errors.....................................................................................................112

Configuration guidance....................................................................................................112

Best Practice summary overview..............................................................................................113

Disk level data protection..................................................................................................114

Disk protection using RAID...........................................................................................114
Large single-system SATA cluster....................................................................................114
Disk RAID Consistency.................................................................................................114

Cluster-level data protection...............................................................................................114
Volume-level data protection..............................................................................................115
Volume access.................................................................................................................115
Systems running managers................................................................................................115
Network bonding............................................................................................................115
Network bond consistency................................................................................................115
Network flow control consistency.......................................................................................115
Network frame size consistency.........................................................................................115

Management group maintenance tasks...................................................................................115

Logging in to a management group....................................................................................115

Choosing which storage system to log in to.....................................................................116

Logging out of a management group..................................................................................116
Adding a storage system to an existing management group...................................................116
Starting and stopping managers........................................................................................116

Starting additional managers........................................................................................116
Stopping managers.....................................................................................................117

Implications of stopping managers............................................................................117

Editing a management group............................................................................................117

Setting or changing the local bandwidth priority.............................................................117

Saving the management group configuration information......................................................118

Shutting down a management group.......................................................................................118

If volumes are still connected to servers or hosts...................................................................118
Restarting the management group......................................................................................119

Restarted management group in maintenance mode........................................................119
Manually changing the management group to normal mode.............................................119

Removing a storage system from a management group..............................................................120
Deleting a management group...............................................................................................120

9 Working with managers and quorum........................................................122

Managers overview..............................................................................................................122

Best practice for managers in a management group.............................................................122
Managers and quorum.....................................................................................................123
Regular managers and specialized managers......................................................................123

Failover Managers......................................................................................................124

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