Summary of tempdb data file issue It’s important to keep the data files in tempdb equally sized, because SQL Server’s internal algorithm wants to use tempdb files that have the most space. Equal sizes help you get equal distribution across all files, reducing the likelihood of contention on a single file. Context: Mismatched tempdb data … Read more
SQL Server Availability Groups can be a great feature to help support your High Availability needs, but what happens when they fail to work as expected? Do you have an expiring certificate on used by an endpoint? Do you have timeout settings that could contribute to unexpected failovers? Are you suffering from a high number … Read more
We started receiving alerts that a client’s SQL Server Agent was not running. Upon further investigation, we found that the server was recently restarted after Windows updates were applied. While reviewing the installed updates, we encountered an issue with KB5071547 on Windows Server 2022. After some troubleshooting, which included trying to start the agent from … Read more
I have been wavering for two weeks between one big, Walsh-sized, long post trying to wrap up our 2025 and talk a bit about the early tea leaves for 2026 and beyond, and two separate posts. But this will be fun – I’m going to try and sum up a year and talk about some … Read more
I didn’t participate this year – but I would probably have something to say learn more about the cloud, spend a lot more time looking at your own feet/hands and ahead a bit and don’t worry so much about the things that scare you. Be curious and explore. This recap is pretty late so there … Read more
When SQL Server Audits Fail – Quick Summary SQL Server Audits – they’re running in the background, but what happens when something goes wrong? There is an alert that we have encountered that, if you follow the information in the error, typically does not lead you to the solution. What do you do then? Every minute the audit is … Read more
Quick Summary When snapshot replication is configured with schema replication enabled, DDL changes are sometimes marked for replication but never marked for truncation, creating a false “undistributed command” that prevents log truncation and causes uncontrolled growth. The solution was to add a log reader agent using sp_addlogreader_agent on the publisher to mark all replicated commands for truncation. Context The SQL … Read more
