Windows 10: Performance Monitor (perfmon.exe) high CPU usage in Windows 11/10

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Performance Monitor is a Windows tool that allows users to monitor their PC and analyze the system’s performance. The tool offers real-time data for system resources like CPU usage, network usage, memory usage, etc. In this post, we look at how to fix Performance Monitor (perfmon.exe) high CPU usage in Windows. Sometimes, perfmon.exe can use […]

This article Performance Monitor (perfmon.exe) high CPU usage in Windows 11/10 first appeared on TheWindowsClub.com.

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Windows 10 Display Blinking with High CPU

After upgrade to Windows 10, experiencing flashing display and high CPU.

• At initial logon screen everything is normal - wall paper and logon screen display with no blinking
• After logon, fan starts as CPU usage spikes, cursor is accompanied by the spinning blue circle
• touchscreen does not respond to swipe to access Recovery/Safe mode for reboot
• able to get to Task Manager and Perfmon to see high CPU usage and explorer.exe is suspended

looking for suggestions on how to either fix or roll back to Windows 8.1

 

Windows 10 & 11 idle high ssd usage and high cpu usage

Hi Dushan. I'm Greg, 10 years awarded Windows MVP, specializing in Installation, Performance, Troubleshooting and Activation, here to help you.

1) Run the SSD maker's diagnostic toolkit from the Support Downloads web page for the drive model; if none then use one of these:

https://mashtips.com/ssd-health-test-and-perfor.... If it fails contact the SSD's Support under warrranty if it's within a year of purchase.

Follow this with a full Disk Check: https://www.groovypost.com/howto/check-hard-dri...

2) Fixes for high SSD usage in Windows 10 and 11:

https://thegeekpage.com/100-disk-usage/

https://nerdschalk.com/how-to-fix-100-disk-usag...

https://allthings.how/how-to-fix-windows-11-hig...

3) Fixes for high CPU usage in WIndows 11:

https://devsjournal.com/fix-high-cpu-usage-in-w...

https://allthings.how/how-to-fix-windows-11-hig...

https://www.howtoedge.com/solve-100-or-high-cpu...







4) Run System File Checker/DISM in WIndows 11:

https://www.elevenforum.com/t/use-system-file-c...

5) If that doesn't fix it then you can do a Windows 11 Repair Upgrade which reinstalls Windows while saving your files and apps in place, brings it up to the latest version by the most stable method, takes about an hour and resolves most problems: https://www.elevenforum.com/t/repair-install-wi...

Feel free to ask back any questions. Please report back results for all steps given so I know what else to suggest if necessary.

______________________________________________

Standard Disclaimer: There are links to non-Microsoft websites. The pages appear to be providing accurate, safe information. Watch out for ads on the sites that may advertise products frequently classified as a PUP (Potentially Unwanted Products). Thoroughly research any product advertised on the sites before you decide to download and install it.

 

Moderate CPU usage, high Processor Queue Length in Perfmon

Looking to explain this situation: moderate CPU usage (50% per core), combined with high Processor Queue Length in Perfmon - in the range of 800-1800 on a 8-core machine. No particular slowness is observed.