Key Learnings from Early Customer Deployments for SQL Server 2012


Windows Cluster

Is the foundation for HA and DR in SQL Server 2012 AlwaysOn

AlwaysOn inherits all “characteristics” of Windows Cluster

Windows Cluster

every single AlwaysOn deployment is a Windows Cluster deployment

Windows Cluster

understand Windows Cluster for succesfully deploy, operate, monitor, troubleshoot, administer AlwaysOn

key areas are: quorum model, cluster network communication, DR procedures, cluster.exe, PowerShell

Windows Cluster

SQL Cluster (SQL Server Failover Cluster Instance)

therefore, is NOT necessarily a shared-storage cluster

Windows Cluster

many key enhancements have been made to Windows Cluster specifically for SQL Server 2012 AlwaysOn

Asymmetric Disk

Node Votes

Asymmetric Disk as Quorum resource

Advertisements
This entry was posted in SQL SERVER 2012 and tagged . Bookmark the permalink.

Leave a Reply

Fill in your details below or click an icon to log in:

WordPress.com Logo

You are commenting using your WordPress.com account. Log Out / Change )

Twitter picture

You are commenting using your Twitter account. Log Out / Change )

Facebook photo

You are commenting using your Facebook account. Log Out / Change )

Google+ photo

You are commenting using your Google+ account. Log Out / Change )

Connecting to %s