vmware site recovery manager - architecting a dr solution - best practices

Architecting a DR Solution - Best Practices

vCenter Site Recovery Manager™

Luke Huckaba@ThepHuck

Virtualization Architect

2RACKSPACE® HOSTING | WWW.RACKSPACE.COM

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•Basic SRM Functions•Planning•Designing & Architecting SRM•Deployment Considerations & Road Blocks•Maintaining, Migrating & Upgrading

vCenter Site Recovery ManagerAgenda


vCenter Site Recovery ManagerHow SRM Works


• Test– What does “Non Disruptive” really mean?

• Cleanup– What happened to my test VMs?

• Recovery– How does it really work?

– How do I “Fail Back”?

• Reprotect– Under the hood

vCenter Site Recovery ManagerBasic SRM Functions


vCenter Site Recovery ManagerPlanning to use SRM


• What apps should you protect?

• Where and how should you recover applications?

• Vendor Support

• SRM Operationally

• RPO– vSphere Replication = as low as 15min

– NetApp = as low as 5min

– EMC CRR = <5min

vCenter Site Recovery ManagerPlanning


• Networking

• Storage– EMC RecoverPoint

• Journal Space–EMC Recommends 20%

• (Datastore Size) X (Percent Rate of Change) X (Days of Test) = Journal Size

•10TB, 6% RoC, 7-day SRM Test: 10 X .06 X 7 = 4.2 = 4.2TB total Journal space

– NetApp SnapMirror

• 20% SnapReserve

• Plan to Test

vCenter Site Recovery ManagerPlanning


vCenter Site Recovery ManagerDesigning & Architecting SRM


• Documentation is KING!

• Management Cluster

• vCenter Simple vs Custom Install

• vCenter Appliance or not?

• Where to install SRM

• Configure firewalls to allow communication– Between Protected & Recovery vCenter & SRM servers

– SRA to talk to storage

vCenter Site Recovery ManagerArchitecting


vCenter Site Recovery ManagerDeployment Considerations & Road Blocks


• Third party certificates

• Database Password for SRM

• SRA requirements

• Permissions

• Array Pairs

• Protection Groups

• Recovery Plans

• VM Boot Priority

• VM Boot Dependencies

• Additional Options

vCenter Site Recovery ManagerDeployment Considerations & Road Blocks


vCenter Site Recovery ManagerMaintaining, Migrating & Upgrading


• Add Datastores to Protection Groups

• Adding VMs to existing Plan

• Removing VMs from existing Plan

• Removing Datastore from Protection Group

• Migrating

• Upgrade path:– Source vCenter, SRM, SRA

– Target vCenter, SRM, SRA

– Re-establish SRM Connection

– TARGET ESXi Hosts

– Source ESXi Hosts

– Upgrade virtual hardware version

– Upgrade VMware Tools

vCenter Site Recovery ManagerMaintaining, Migrating, & Upgrading


vCenter Site Recovery Manager

Q&A

vmware site recovery manager - architecting a dr solution - best practices

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