Blog link: https://blog.51cto.com/13637423
Many times we recommend to clients as SharePoint Farm enterprise data management business platform, usually recommend that customers consider the stability of the platform configuration, scalability, security, etc., in order to meet the standard case SLA business users to access the platform, We advise customers to consider high availability for SQL configuration, so that when the case of a SQL node goes down, it will switch to another SQL node to ensure that end-users can access the platform data when configuring SharePoint Farm.
In a recent study of SharePoint Server 2019 + SQL Server Always On Group deployment, encountered a problem and solutions tidy for everyone to share, we want to have some help in the future deployment.
Problem Description: After you have finished configuring Windows Server Failover Clustering, appear as an exception when the second node Cluster install SQL Server, tips: SQL Server Setup has encounter the following error: Failed to retrieve for this request.
Installation Environment: SQL Server Server 2017, Windows Server 2019, SharePoint Server 2019.
After troubleshooting, install SQL Server to obtain discovery of documents and resource conflicts led to obtain Windows Server installation file failed.
solution:
Need to install SQL Server before configuring Windows Server Failover Clustering action, follow the steps if Microsoft's official recommendation: https://docs.microsoft.com/en-us/sharepoint/administration/configure-an-alwayson-availability-group , create Windows when Server Failover Cluster, and then install SQL Server on each node SQL Server, need to pay attention to, before you install SQL Server, we must ensure that every Windows Server Cluster Service is stopped.
It is recommended to install and deploy, configure steps:
- Create a Windows Server failover cluster.
- Stop Windows Server Failover Cluster service
- Install SQL Server on each node Cluster
- Start Windows Server Failover Cluster service
- Create and configure an availability group.
- Install and configure SharePoint Server 2019
- Add the SharePoint database to the availability group.
- Verify failover
Thank you for reading, going forward deployment, welcome to discuss the next line.