Microsoft: Recent Windows updates cause SQL Server performance issues

Microsoft has confirmed that Windows updates released since the October 2026 Patch Tuesday are causing SQL Server performance and stability issues.
Windows Report on MSN

Microsoft Confirms Windows Updates Are Breaking SQL Server Connections

Microsoft confirms recent Windows updates cause SQL Server performance and stability issues. An emergency fix is coming.

Microsoft admits SQL Servers might wobble after October update

The problem is that after the October 13 (KB5126646) update, connections created by SQL Server linked server queries might remain open. According to Microsoft, "As additional queries are performed, ...
Techgenyz

Server-Side Performance Tuning: Profiling, Caching, and Slow Queries

Explore server-side performance optimization with profiling, slow query analysis, caching and concurrency fixes for faster ...

Nibiru Software Announces General Availability of SQL Database Defragmenter™ 1.1

Patent-pending solution brings automated physical MDF and logical index fragmentation management to Microsoft SQL ...