Fix .NET Runtime Optimization Service High CPU Usage


You might typically, come throughout an software or a background system course of hogging an irregular quantity of system sources. The excessive system useful resource utilization of a course of can tremendously decelerate different operations of the system and may flip your PC right into a laggy mess. It may additionally trigger it to crash solely. We have already lined a plethora of processes and excessive CPU utilization points on our web site. In addition, right this moment, we might be discussing the occasional .NET Runtime Optimization service excessive CPU utilization downside and the best way to carry it again to a suitable stage.

Fix .NET Runtime Optimization Service High CPU Usage

How to Fix .NET Runtime Optimization Service High CPU Usage on Windows 10

As you could be conscious, this .NET framework is utilized by Microsoft and different third events for creating and working Windows purposes amongst different issues. The executable file for this service, named mscorsvw.exe, is an official Windows element and performs the duty of optimizing .NET framework viz pre and re-compiling .NET libraries. This helps purposes and packages launch quicker. The optimization service is designed to run within the background when your PC is sitting idle for a quick interval of 5-10 minutes.

Why .NET Runtime Optimization Service Results in High CPU Usage?

Sometimes the service can take longer than ordinary to re-compile .NET libraries. This leads to

  • Your PC service working slower than ordinary.
  • Glitch situations in your laptop.
  • The service rendering corrupt.
  • Utilization of system sources by malware.

.net runtime optimization service process taking high memory shown in Task Manager

Considering the influence of this service on particular person app efficiency, its instant termination on the first sight of mischief just isn’t really useful. If the service appears to be taking too lengthy to complete its operation, you might have the choice to hurry issues up by executing just a few instructions or a script. Other fixes embody scanning the pc for malware and viruses, restarting the service, and performing a clear boot, as defined within the subsequent section.

Method 1: Perform Clean Boot of PC

It is kind of potential that the service is having a tough time recompiling the libraries for a selected third-party software and is subsequently, consuming extra CPU energy to complete the duty. You can carry out a clear boot whereby solely important drivers and startup packages are loaded, to look at whether it is certainly one of many third-party packages prompting the excessive CPU utilization subject for the .NET Runtime Optimization service. The steps to carry out Windows 10 clear boot are as follows:

1. Press Windows + R keys concurrently to launch Run dialog field.

2. Type msconfig and hit the Enter key to open System Configuration.

Type msconfig and hit the Enter key to open the System Configuration application. How to Fix .NET Runtime Optimization Service High CPU Usage

3. Go to the Services tab and examine the field marked Hide all Microsoft providers.

Go to the Services tab and check the box for Hide all Microsoft services.

4. Then, click on on the Disable All button, proven highlighted. It will cease all of the third-party and pointless providers from working within the background.

Click on the Disable All button to stop all third party and unnecessary services from running in the background. How to Fix .NET Runtime Optimization Service High CPU Usage

5. Save the modifications by clicking on Apply > OK buttons.

Save the changes by clicking on Apply and then exit by clicking on OK

6. A pop-up enquiring whether or not you wish to Restart or Exit with out restart will seem, as proven. select the Exit with out restart possibility.

A pop up enquiring whether you would like to Restart or Exit without restart will appear, choose Exit without restart option

7. Again, launch the System Configuration window by repeating Steps 1-2. Switch to the Startup tab.

Once again, launch the System Configuration Window, and navigate to Startup tab. How to Fix .NET Runtime Optimization Service High CPU Usage

8. Click on the Open Task Manager hyperlink, as proven.

Click on the Open Task Manager hyperlink

Note: Check the Startup influence column for all of the listed purposes/processes and disable these with a High Startup influence.

9. Right-click on the software (e.g. Steam) and select Disable possibility, as depicted under.

Check the Startup impact column for all the listed applications or processes and disable those with a high impact value. To disable, simply right click on them and choose Disable option. How to Fix .NET Runtime Optimization Service High CPU Usage

10. Finally, shut down all of the lively software home windows and restart your PC. It will begin in a clear boot state.

11. Now, examine the .NET Runtime service CPU utilization within the Task Manager. If it’s regular, allow third-party packages one by one to pin down the offender software and uninstall it to keep away from such points sooner or later.

Also Read: How to Fix hkcmd High CPU Usage

Method 2: Boost .NET Framework Processes

Since terminating this service just isn’t an possibility, you possibly can as a substitute give this service somewhat increase by permitting it to make use of extra CPU cores. By default, the service solely makes use of one core.

  • You can both execute a few instructions your self
  • or just obtain an official Microsoft script from GitHub and run it.

Option I: Via Command Prompt

1. Click on Start, sort Command Prompt and click on Run as administrator, as proven.

Open Start menu, type Command Prompt and click on Run as administrator on the right pane.

2. Type the given command and press the Enter key to execute.

Note: The instructions that should be executed differ based mostly on system structure.

  • For 32-bit methods: cd c:WindowsMicrosoft.NETFrameworkv4.0.30319
  • For 64-bit methods: cd c:WindowsMicrosoft.NETFramework64v4.0.30319

execute command to go to Microsoft Net framework in cmd or Command Prompt. How to Fix .NET Runtime Optimization Service High CPU Usage

3. Next, execute ngen.exe executequeueditems, as depicted under.

command to check if the CPU usage dials down to a normal level in Command Prompt or cmd

Pro Tip: Determine if Windows PC is 32-bit & 64-bit

If you aren’t positive about your system structure, merely comply with the given steps:

1. Hit Windows + R keys collectively to open Run dialog field.

2. Type msinfo32 and click on on OK to open System Information window.

3. Here, examine the System Type label to examine for a similar.

If you are not sure about your system’s architecture, simply execute msinfo32 in the Run command box and check the System Type label in the following window.

Also Read: What is HKEY_LOCAL_MACHINE?

Option II: Via GitHub Script

1. Go to the GitHub web page for the script.

click on Raw option in github page

2. Right-click on the Raw button and select the Save hyperlink as… possibility, as proven.

right click on Raw option and select Save link as... in github page

3. Change the Save as sort to Windows Script File and click on on Save.

choose save as type to Windows Script File and click on Save

4. Once downloaded, open the file with Windows Script Host.

Also Read: Fix DISM Host Servicing Process High CPU Usage

Method 3: Restart .NET Runtime Optimization Service

Services can typically glitch after which, exhibit unusual conduct corresponding to using unnecessarily excessive quantities of system sources or staying lively for a chronic time frame. The glitched occasion can occur as a result of bugs current within the present Windows OS construct. Here’s the best way to remedy .NET runtime optimization service excessive CPU utilization by restarting the service:

Note: This resolution solely works for methods with a devoted NVIDIA-powered graphics card.

1. Press Windows + R keys concurrently to launch Run dialog field.

2. Type providers.msc and click on on OK to open Services software.

Type services.msc and click on OK to open the Services application. How to Fix .NET Runtime Optimization Service High CPU Usage

3. Scroll by the listing and find the NVIDIA Telemetry Container service.

4. Right-click on it and select Properties from the context menu, as proven.

Scroll through the list and locate NVIDIA Telemetry Container service. Right click on it and choose Properties from the context menu.

5. Click on the Stop button first. Wait for the Service Status to learn Stopped, after which click on on the Start button to get it going once more.

click on Stop to Stop the Service Status

6. Make positive the Startup sort: is ready to Automatic.

In the General tab, click the Startup type dropdown menu and choose Automatic from the menu. How to Fix .NET Runtime Optimization Service High CPU Usage

7. Once the service restarts, click on on Apply > OK to avoid wasting the modifications and shut the Properties window.

Once the service restarts, click on Apply to save the changes and close the Properties window.

8. Press Ctrl + Shift + Esc keys collectively to open Task Manager and examine if the service nonetheless makes use of excessive CPU sources.

Also Read: What is Google Chrome Elevation Service

Method 4: Detect & Remove Malware

If the service irregular consumption of CPU persists, run a virus/malware scan to rule out the opportunity of infections. Malicious purposes can sneak onto your PC if you’re not cautious. These packages will disguise themselves and fake to be official Windows parts, and trigger a number of points corresponding to excessive CPU utilization. You can make use of the native Windows Defender to scan your PC or you need to use every other specialised safety packages that turn out to be useful. Follow these steps to repair .NET runtime optimization service excessive CPU utilization subject by eradicating the malware out of your PC:

1. Hit Windows + I keys concurrently to open Settings.

2. Here, click on on Update & Security, as proven.

Update and Security

3. Go to the Windows Security menu and click on on Virus & risk safety

select the Virus and threat protection option under Protection areas

4. Click Quick scan to scan your PC to examine if there may be any malware current or not.

click on Quick scan in Virus and threat protection menu. How to Fix .NET Runtime Optimization Service High CPU Usage

5. If there may be any malware discovered then, click on on Start actions to take away or block them and restart your PC.

All the threats will be enlisted here. Click on Start Actions under Current threats.


Hopefully, one of many above options has mounted .NET runtime optimization service excessive CPU subject in your PC. If the identical subject comes again to hang-out you later, examine for obtainable Windows replace or reinstall the most recent model of .NET framework. Also, in case you have any queries/recommendations concerning this text, then be at liberty to drop them within the feedback part.