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Microsoft has introduced a significant enhancement to Windows 11 aimed at addressing one of the most common user grievances: unexplained system sluggishness. The latest update empowers users to submit real-time performance logs directly to Microsoft's engineering teams, facilitating more efficient diagnosis and resolution of performance issues.

A computer monitor displays complex data analytics, charts, and graphs with holographic digital interfaces behind it.Understanding the New Performance Logging Feature​

In the recent Windows 11 Insider Preview builds, Microsoft has implemented a "slowdown logging system." This system is designed to automatically capture instances of system unresponsiveness or lag. When users experience such slowdowns and report them via the Feedback Hub under the "System Sluggishness" category, the system-generated logs are automatically included with the feedback. This process provides Microsoft's engineers with immediate access to detailed diagnostic data, enabling them to identify and address performance issues more effectively. (windowsforum.com)

How the Slowdown Logging System Operates​

The architecture of this feature emphasizes both transparency and user privacy. By default, all performance logs are stored locally on the user's device at %systemRoot%\Temp\DiagOutputDir\Whesvc. These logs are only transmitted to Microsoft when the user actively submits feedback through the Feedback Hub. This approach ensures that users maintain full control over their diagnostic data, addressing potential privacy concerns associated with telemetry and diagnostics. (windowsforum.com)
The automatic capture of performance data is particularly beneficial in scenarios where system slowdowns are intermittent or transient. Users often encounter brief periods of lag that resolve before they can be reported or diagnosed. With this new system, relevant debugging information is captured in real-time, providing a more accurate and comprehensive dataset for troubleshooting.

Broader Implications for System Performance and User Experience​

This enhancement is part of a broader initiative by Microsoft to improve system performance and user experience in Windows 11. By proactively logging performance issues and streamlining the submission of diagnostic data, Microsoft aims to accelerate the identification and remediation of system slowdowns. This approach not only benefits individual users by providing quicker resolutions to performance issues but also contributes to the overall stability and efficiency of the Windows 11 operating system. (windowsforum.com)
In addition to the slowdown logging system, Microsoft has introduced other features aimed at enhancing system performance. For instance, the "User-mode work submission" feature in the Windows 11 24H2 update allows applications to communicate more efficiently with the GPU, reducing latency and improving performance for tasks that require frequent small workload submissions to the GPU. (windowsforum.com)

Privacy Considerations and User Control​

Microsoft's implementation of the slowdown logging system reflects a commitment to user privacy and control. By storing logs locally and requiring user initiation for data submission, Microsoft ensures that users are not subjected to unsolicited data collection. This method aligns with best practices for user consent and data privacy, providing users with the autonomy to decide when and what diagnostic data is shared.
Furthermore, the integration of this feature with the Feedback Hub allows users to provide context and additional information alongside the performance logs, enhancing the quality and relevance of the feedback received by Microsoft's engineering teams.

Conclusion​

The introduction of real-time performance log submission in Windows 11 represents a significant step forward in Microsoft's efforts to enhance system performance and user satisfaction. By enabling users to actively participate in the diagnostic process and by providing engineers with timely and detailed data, this feature has the potential to lead to more responsive and efficient resolutions to performance issues. As Microsoft continues to refine and expand these capabilities, users can anticipate a more stable and optimized computing experience with Windows 11.

Source: StartupNews.fyi Windows 11 update lets users submit real-time logs for sluggish performance: Report
 

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