In this video you will learn following:
1- Patching or updating Availability Group replicas when SQL Server is installed in Cluster mode
2- How to failover SQL Server instance from one node to another node in SQL Server?
3- How to apply Patch on secondary replica when Availability Group is setup on the server?
4- How to check if availability group is working fine after patching on secondary replica?
5- How to resume database movement in SQL Server Availability group?
General process steps
Patching/Updating AG with one Remote Secondary
Patching/Updating AG with Failover Cluster Instance
1- Patching or updating Availability Group replicas when SQL Server is installed in Cluster mode
2- How to failover SQL Server instance from one node to another node in SQL Server?
3- How to apply Patch on secondary replica when Availability Group is setup on the server?
4- How to check if availability group is working fine after patching on secondary replica?
5- How to resume database movement in SQL Server Availability group?
General process steps
1-
Remove Automatic Failover on all
synchronous-commit secondary replicas
2-
Upgrade all remote and secondary nodes
3-
Manually failover AG to updated secondary
replica
4-
Make sure everything is working fine before you
start primary replica
5-
Update primary replica
6-
Manually failback AG to primary replica
7-
Make sure everything is working fine
8-
Configure automatic failover, synchronous commit
as it was before upgrade/patching
Patching/Updating AG with one Remote Secondary
1-
Change Synchronous commit to Asynchronous commit
(If Any)
2-
Change Automatic Failover to Manual Failover
3-
Make sure AG Group is on Primary Replica
4-
Upgrade Secondary Replica (Remote Secondary)
5-
Failover over to secondary Replica (Remote)
6-
Upgrade Primary Replica
7-
Failback AG to Primary Replica
8-
Set Synchronous commit and Automatic Failover as
it was before upgrade
Patching/Updating AG with Failover Cluster Instance
CLT01
|
CLT02
|
AG
NY01
|
NY02
|
1-
Failover SQL Server instance/instances to CLT01
2-
Upgrade CLT02
3-
Failover SQL Server instances on CLT02
4-
Make sure All works fine
5-
Repeat the process for NY01 and NY02
6-
Manual failover AG to NY instances from CLT
7-
Make sure all works fine.
Patching or Updating Availability Group with SQL Server Failover Cluster Instance Part 1 - DBA Tutorial
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ReplyDeleteHello Team,
ReplyDeleteCan you help me with documents showed in the video please..?