windows server 2008 r2 high availability
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Windows Server 2008 R2 High Availability. Steve Evans http://SerkTools.com. Steve Evans. Microsoft MVP, Directory Services Blog – http://SerkTools.com Twitter - @scevans SerkTools ( http://SerkTools.com ) Content Creation/Delivery Screencast, Whitepapers, Blogging, Events Consulting - PowerPoint PPT PresentationTRANSCRIPT
Windows Server 2008 R2High Availability
Steve Evanshttp://SerkTools.com
• Microsoft MVP, Directory Services• Blog – http://SerkTools.com• Twitter - @scevans• SerkTools (http://SerkTools.com)– Content Creation/Delivery• Screencast, Whitepapers, Blogging, Events
– Consulting• Microsoft IT Infrastructure (Active Directory, SQL,
SharePoint, Exchange, Identity, etc)
Steve Evans
Stand Alone
Application
Data
Free
Simple
Good Enough?
Application Redundancy
Application
Data
Application
Data
AD/DNS/SMTP
Protocol Support
Perfect!
Load Balancer
Application
Data
Application
Data
Load Balancer
Web Servers
Remote Desktop Services
App Support Helps
Fail Over Clustering
Application
Data
Application
Data
File Services/SQL
Shared Storage
Complicated
Expensive
No Majority: Disk Only
Shared Volume
Single Point of Failure
Old School == BAD!
Cluster Config
Node Majority
Each Node Gets 1 Vote
Cluster Requires Majority
Cluster Config
Cluster Config
Cluster Config
Node & Disk Majority
Shared Volume
Shared Disk can have 1 voteEven # of Nodes
Cluster Config
Multi Site Clustering
Dedicated Volume
Dedicated VolumeReplication
File Share Witness
VERY Complicated
Replication by 3rd Party
Cloud for File Share Witness?
File Server Cluster
vol0
vol1
vol2
Cluster Group Type: DFS RootNetwork Name: serk-file
Disk: vol0IP Address
Cluster Group Type: File ServerNetwork Name: serk-file-01
File Share: share$Disk: vol1IP Address
Cluster Group Type: File ServerNetwork Name: serk-file-02
File Share: share$Disk: vol2IP Address
DFS Client Experience
Hyper-V Live Migrate
Guest Level Clustering
Application Agnostic
Simplified Guests
PowerShell Support
Top Windows Failover cmdlets
Add-ClusterDiskAdd/Remove-ClusterNodeAdd/Remove-ClusterGroupGet/Set-ClusterQuorom
Get/Set-ClusterLogMove-ClusterGroupNew-ClusterTest-Cluster
• Microsoft MVP, Directory Services• Blog – http://SerkTools.com• Twitter - @scevans• SerkTools (http://SerkTools.com)– Content Creation/Delivery• Screencast, Whitepapers, Blogging, Events
– Consulting• Microsoft IT Infrastructure (Active Directory, SQL,
SharePoint, Exchange, Identity, etc)
Steve Evans