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manual abstract
Contents
1 Designing a Multi-Site SAN.........................................................................5
Designing the network for the Multi-Site SAN...............................................................................5
Best practices for implementing the Multi-Site SAN network.......................................................5
Common Multi-Site SAN network designs................................................................................6
Sample recommended network configurations for Multi-Site SANs..............................................7
Using multiple subnets .........................................................................................................9
Connecting volumes to multiple subnets in a Multi-Site SAN using the Microsoft iSCSI
initiator........................................................................................................................10
Using multiple cluster VIPs when connecting to a Multi-Site SAN..........................................10
Connecting application servers with single or multiple NICs to a Multi-Site SAN ...................10
Using MPIO with multiple subnets....................................................................................12
Configuring sites and managers to achieve optimal high availability and redundancy.....................12
Best practice.....................................................................................................................13
Sample configurations........................................................................................................13
Best practices for configuring quorum and managers in a Multi-Site SAN environment.....................15
Configuring data replication for optimal availability and redundancy............................................16
Using Network RAID-10+2..................................................................................................17
Setting up application clusters in a Multi-Site SAN environment.....................................................17
Using the Primary Site designation in two-site configurations........................................................17
Failure modes and recovery steps.........................................................................................17
Alternative setups....................................................................................................................18
2 Implementing a Multi-Site SAN...................................................................20
Before you begin....................................................................................................................20
Preparing to install a new Multi-Site SAN..............................................................................20
Preparing to convert an existing SAN to a Multi-Site SAN.......................................................20
Installing the Multi-Site SAN.....................................................................................................20
Creating the management group.........................................................................................21
Creating Multi-Site clusters and volumes................................................................................21
Using the Multi-Site cluster wizard...................................................................................21
Creating sites...........................................................................................................22
Viewing the Multi-Site cluster information..........................................................................22
Converting an existing SAN to a Multi-Site SAN.........................................................................23
Prerequisites......................................................................................................................23
Using the Multi-Site cluster wizard...................................................................................23
Configuring managers............................................................................................................24
Overview..........................................................................................................................24
Configuring regular managers.............................................................................................24
Fault tolerant manager configurations..............................................................................24
Installing and configuring a Failover Manager.......................................................................24
Best practice ................................................................................................................25
Adding the Failover Manager to the management group and site...................................25
Configuring sites....................................................................................................................25
Viewing sites in the CMC....................................................................................................26
Sites map view.............................................................................................................26
Designating a primary site..................................................................................................27
Adding a site....................................................................................................................27
Editing a site.....................................................................................................................27
To edit a site................................................................................................................27
Deleting a site...................................................................................................................27
Adding storage systems to a Multi-Site cluster.............................................................................28
Adding additional capacity to existing sites...........................................................................28
Contents
3
...Other models in this manual:
Software - HP LeftHand P4000 Virtual SAN Appliance Software for VMware ESX Server LTU (1.11 mb)
Software - HP LeftHand P4000 Virtual SAN Appliance Software for VMware ESX Server Stock LTU (1.11 mb)
Media Storage - HP LeftHand 2.0TB VSA for VMware ESX Software (1.11 mb)
Media Storage - HP LeftHand 10.8 TB Virtual SAN SAS Base System (1.11 mb)