Site Recovery Manager Technical Overview
Site Recovery Manager Technical Overview
Site Recovery Manager Technical Overview
Technical Overview
February 2008
VMware
Agenda
Introduction and Key Concepts
Site Recovery Manager 1.0 Prerequisites and SAN
Integration
Site Recovery Manager Workflows
Site Recovery Manager Roles and Privileges
Alarms and Site Status Monitoring
Summary
What is a Disaster?
Complete loss of a data center for an extended
period of time
Declaration of a disaster usually requires consensus from
multiple parts of the organization (at the C*O level)
RPO
RTO
Immediate Immediate
Cost
$$$
II
24+ hrs.
48+ hrs.
$$
III
7+ days
5+ days
X
Protected
Site
VirtualCenter
Recovery
Site
Site Recovery
Manager
Datastore Groups
VirtualCenter
Site Recovery
Manager
Array Replication
Datastore Groups
Site 2
VC Server 1
VC Server 2
VCMS 1 DB
VCMS 2 DB
SRM Server 1
SRM 1 DB
SRM Server 2
Storage
Replication
Adapter
Storage
Replication
Adapter
Array 1
Block Replication SW
Array 2
Block Replication SW
* Note: Conceptual drawing only. SRM Server may run on another system than VCMS
SRM 2 DB
Concept
Relationship
Protected LUN
Protected Datastore
Protected Datastore
Groups
Auto-generated collection of
one or more datastores.
Indivisible unit or storage
failover.
Protected Protection
Group
LUN 1
Recovery Plan 1
(Whole Site)
Datastore Group 1
Protection Group 1
Protection Groups:
Protection Group 1
Protection Group 2
Protection Group 3
VMFS 2
LUN 2
LUN 3
LUN 4
VMFS 3
LUN 5
VMFS 4
Datastore Group 2
Protection Group 2
Recovery Plan 2
(Subset)
Protection Groups:
Protection Group 1
Datastore Group 3
Protection Group 3
Protected Site
Recovery Site
Array vendors will be responsible for creating the scripts for their
arrays to enable the integration with Site Recovery Manager
Installation Workflow
At the protected site the following activities are completed:
Installation of the SRM server
Installation of the SRM Plugin into the VI Client
Installation of the Storage Replication Adapter (SRA)
RECOVERY SITE
High Priority
VM Shutdown
Attach
Virtual Disks
High Priority
VM Recovery
Normal Priority
VM Recovery
Low Priority
VM Recovery
Post Test
Cleanup
Virtual Disk
Reset
Executing Failover
WARNING - Executing an actual failover will permanently alter virtual machines and
infrastructure of both the protected and recovery sites
Executing Failover
WARNING - Executing an actual failover will permanently alter virtual machines and
infrastructure of both the protected and recovery sites
Summary
Site Recovery Manager Leverages VMware
Infrastructure to Make Disaster Recovery
Rapid
Automate disaster recovery process
Eliminate complexities of traditional recovery
Reliable
Ensure proper execution of recovery plan
Enable easier, more frequent tests
Manageable
Centrally manage recovery plans
Make plans dynamic to match environment
Affordable
Utilize recovery site infrastructure
Reduce management costs
Questions?
Questions?