Forum Discussion
Windows 11 25H2 SMB Client Directory Cache Regression
- QUERY_DIRECTORY Increased 95x, "dir" ETW Events Dropped to Zero - Hi SMB Team, I've identified a significant performance regression in the SMB client on Windows 11 25H2 affecting network fi...
Based on your detailed environment setup, the significant performance regression in the SMB client on Windows 11 25H2 compared to 23H2, especially affecting network file share operations for your Python-based tool, suggests a regression or change in SMB client behavior introduced in 25H2.