SQL Server Failover Clustered Instances (FCI) and Availability Groups (AG) depend a lot on Windows Server Failover Clustering (WSFC). Understanding how the underlying WSFC platform works can help us maintain availability of our databases This blog post is the third in a series that talks about the process that I follow when troubleshooting availability of SQL Server failover […]
PostReviewing the SQL Server Error Logs to Find the Two Most Common Keywords That Can Cause Availability Issues
SQL Server Failover Clustered Instances (FCI) and Availability Groups (AG) depend a lot on Windows Server Failover Clustering (WSFC). Understanding how the underlying WSFC platform works can help us maintain availability of our databases This blog post is the second in a series that talks about the process that I follow when troubleshooting availability of SQL Server failover […]
PostThe Feature Was There All Along
SQL Server Availability Groups have been around for a while. A lot of organizations are still in the process of implementing them as they upgrade their database platforms to the latest version of SQL Server. As more and more organizations move away from older versions and into the newer ones, Availability Groups will become much […]
PostMuch Ado About DNS
SQL Server Availability Groups have been around for a while. A lot of organizations are still in the process of implementing them as they upgrade their database platforms to the latest version of SQL Server. As more and more organizations move away from older versions and into the newer ones, Availability Groups will become much […]
PostWhen A Log Backup Does Not Truncate Your SQL Server Log Files In An Availability Group
There are only two ways that can truncate your SQL Server log files – a checkpoint process when the database is in simple (or pseudo-simple) recovery model or a log backup when the database is in full or bulk-logged recovery models. In order for log truncation to occur, the virtual log files (VLFs) need to […]
PostWhy We Need To Understand How Active Directory Affects SQL Server High Availability
But I’ll tell you what hermits realize. If you go off into a far, far forest and get very quiet, you’ll come to understand that you’re connected with everything. – Alan Watts – WARNING: There will be a ton of acronyms in this blog post. Make sure to keep your notebook handy for note-taking […]