We experienced several unplanned outages and failovers on our SQL Server Always On Availability Groups. We want to know the root cause to prevent them from happening in the future. How do we identify the root causes of unplanned Availability Group outages and failovers?
2024-05-22
2024-04-19
504 reads
2024-04-03
667 reads
2024-03-21
489 reads
2023-06-16
325 reads
2023-06-02
322 reads
Introduction Sometimes we face the scenario in an enterprise environment that the database in SQL Server Always On Availability Group (AOAG) has high concurrency read and write access from application servers. If we keep using the one network interface card for both network traffic of database connections from application servers and database mirroring between AOAG […]
2025-09-01 (first published: 2023-05-08)
5,984 reads
This article tracks down a problem with Availability Groups due to network bandwidth.
2022-10-21 (first published: 2022-08-09)
5,213 reads
This guide helps you get started on troubleshooting some of the common issues in AlwaysOn Availability Groups and monitoring AlwaysOn Availability Groups. It is intended to provide original content as well as a landing page of useful information that is already published elsewhere.
2024-01-09 (first published: 2021-08-25)
Links between systems can become a problem if an issue in one system affects the others.
2021-08-02
284 reads
By Andy Warren
Somehow two years have elapsed since my last update; hopefully it won’t be that...
By Steve Jones
If someone is trying to convince you it’s not a pyramid scheme, it’s a...
By Steve Jones
I was looking back at my year and decided to see if SQL Prompt...
I have table: t1 in schema1 with 19 billion records. I have another table...
Comments posted to this topic are about the item Minimally Viable Security
Comments posted to this topic are about the item Encoding NULL
What is returned from this code in SQL Server 2025?
SELECT BASE64_ENCODE(NULL)See possible answers