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Windows 11 handles over 3 million. System is slow. Other win 11 machines run 400K handles

Carl Roepe 20 Reputation points
2026-02-02T15:35:31.3566667+00:00

I have a system ( Win 11) that has high CPU. I have also noticed this machine also has 3+ million handles where other Win 11 machines have 400K. I am a developer and about to work on Power BI stuff. I need this development machine to run faster. Is there a cleanup tool?

Windows for home | Windows 11 | Performance and system failures
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  1. Q&A Assist
    2026-02-02T15:35:42.92+00:00
    AI generated content. This question contains an answer created with AI from Q&A Assist. Learn more

    To address the high CPU usage and the excessive number of handles on your Windows 11 machine, you can consider the following steps:

    1. Identify Resource-Intensive Processes: Use Task Manager to identify which processes are consuming high CPU and handles. You can sort by CPU or handles to see which applications are causing the issue.
    2. End Unnecessary Processes: If you find processes that are not essential for your development work, consider ending them to free up resources.
    3. System Cleanup: While there isn't a specific cleanup tool mentioned in the context, general system maintenance can help. You can use built-in tools like Disk Cleanup to remove temporary files and system files that are no longer needed.
    4. Optimize Virtual Machine Size: If you are running in a virtualized environment, ensure that the virtual machine is appropriately sized for your workload. Reducing the number of concurrent users or increasing the VM size may help improve performance.
    5. Check for Memory Leaks: If you suspect memory leaks, you may need to investigate further into the applications you are using, especially if they are dependent on Windows Management Instrumentation (WMI). High memory usage by svchost.exe or WmiPrvse.exe processes can indicate issues that need to be addressed.
    6. Update Windows: Ensure that your Windows installation is up to date, as updates often include performance improvements and bug fixes.
    7. Consider Rebooting: Sometimes, a simple reboot can help clear up resources and improve performance temporarily.

    If these steps do not resolve the issue, you may need to look into more advanced troubleshooting methods or consider consulting with IT support for deeper analysis.


    References:

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