What Is Svchost.Exe and How To Fix Svchost.Exe (Netsvcs) High CPU Memory Usage

Several Windows user complain about a strange and highly alarming problem svchost.exe (netsvcs) is hogging CPU usage. Due to this problem, computers fail to boot, and in some instances, users are unable to run programs.

If you are also facing netsvcs high memory usage problems, read this blog to the end. In this post, you can find detailed instructions on how to resolve High CPU Usage or a memory leak caused due to svchost.

Before that, let’s understand some basic details about svchost.exe.

What is Service Host or svchost.exe?

Service Host is a generic host process for services linked with DLL files. It is found in C:\Windows\System32. Since it is an essential system process, sometimes due to the external processes linked to it, this file can cause High CPU usage.

To explain what we are saying, please look at the image below:

Since there are so many processes running, many users think of it as a virus. But let me clarify svchost.exe is not a virus. However, since various processes use it, you might see several instances in Task Manager. Therefore, understanding why you see memory leak due to it is important.

Why Does Svchost.exe Use High CPU Resources?

Sometimes due to a virus, malware, or malicious program running on your system, you might face High CPU or Memory leak. Thankfully, fixing svchost.exe file (netsvcs) process CPU usage is possible.

But before proceeding further, if you want to save time, we have a better solution.

Simplest and Quickest Way To Fix Most Common Windows Errors and Memory Hogging Issues

If you face memory leaks, High CPU usage, lagging game performance, or think your system is infected, we have Advanced System Optimizer. Using this best PC cleaner and disk optimization utility, you can scan your system for malware infections, viruses, spyware, junk files, etc. Furthermore, you can optimize memory, recover space, fix invalid registry entries, update outdated drivers, clear cache, etc.

To use it, follow the steps below:

1. Download and install Advanced System Optimizer from the button below

2. Once downloaded, double click .exe file to install this top cache cleaner and a privacy protector.

3. Now, click Start Smart PC Care and wait for the scan to finish.

4. To fix all detected errors, click Optimize.

That’s it; you have now successfully fixed the most common Windows errors.

Now, let’s learn how to resolve the svchost.exe (netsvcs)problem.

Fix 1: Fix invalid and corrupt Windows Registry Files

Note: We do not recommend doing this manually. Erroneously removing a valid entry might make your system unstable. Therefore, to repair invalid registry entries, we suggest running the registry cleaner module offered by Advanced System Optimizer.

To use it, follow the steps below:

1. Assuming you have already installed it. Launch Advanced System Optimizer.

2. Click Registry Optimizers from the left pane > select Registry Cleaner.


3. Double-click to launch and click Start Scan Now


4. Wait for the scanning process to finish.



5. Once done to fix all the issues, click Fix All Issues. However, if you want to know more about the detected errors, click Details.



This is it. Now, restart Windows and see svchost high disk usage is resolved or not. If not, move to the next fix.

Fix 2: Scan Your Computer For Viruses and Malware

When there is a malware infection, the Svchost.exe process takes tons of RAM. To resolve this, we need to run an antivirus that can detect infected and malicious files. For this, again, we can use Advanced System Optimizer, a complete system tweaking utility.

To scan the system, launch Advanced System Optimizer > Security and Privacy > System Protection.



Run the scan and fix all errors.

This will clean all infection from the system, and the svchost disk usage problem will now be fixed.

Fix 3: Wipe Event Viewer Logs

Try clearing event viewer logs. As sometimes, old entries also create problems. To do so, follow the steps below:

1. Press Windows + R and type eventvwr.mscin Run windows > click


svchost high memory usage windows 7


2. Expand Windows Logs left pane > right click Application and choose Clear Log.


svchost ram usage


3. When prompted to confirm, click Clear.


svchost high disk usage


4. This way, you will be able to clear Event Manager Logs.

Note: You need to follow the same steps with other folders like –

ApplicationSecuritySetupSystem and Forwarded Events

Afterward, reboot the system; high memory usage should now be fixed.

Solution 4: Update Windows

Most Windows users have reported the issue with the svchost.exe (netsvcs) process. Therefore, to fix it, Windows keeps on releasing updates. This makes updating Windows essential. To update Windows and fix all the problems, follow the steps below:

1. Press Windows + I

2. Click Update & Security




3. Click Windows Update from the left pane > Check for updates.




4. Let the system check for available updates. When updating Windows, make sure you are connected to the internet.

5. Download and install all available updates.

Once done, restart the system and see high CPU usage caused due to svchost.exe will now be resolved.

Fix 6: Disable BITS Service

BITS (Background Intelligent Transfer Service) is an element of the Windows Operating System; it uses idle network bandwidth & downloads important data on the background system. However, when this service malfunctions, you might encounter svchost.exe memory leak or high CPU usage. Therefore, to fix this problem, we need to disable the BITS service and see if it fixes it.

To do so, follow the steps mentioned below:

1. Press Windows Key + R and type msc > OK.


what is svchost.exe


2. Here, look for Background Intelligent Transfer Service and double-click it.

3. In the consecutive window, click the downward arrow next to Startup type and select Disabled > Apply > OK.


svchost high cpu


4. This will disable the Background Intelligent Transfer Service.

Disabling BITS service will not affect the functioning of your system. This means you can disable it. However, if the solution doesn’t work, follow the next fix.

Fix 7: Disable the Wuauserv Service

wuauserv service, aka Windows Update service, is ill-famed for being the reason for the svchost.exe consuming 100% CPU. If the problem is caused by Windows Update disabling, it will help.

To do so, follow the steps below:

1. Press Windows + R

2. Type services.msc > Enter key

3. Navigate to Windows Update service


svchost high cpu usage


4. Double-click it and select Disabled by clicking the downward arrow next to the Startup type.


what is svchost.exe


Now check the issue should be resolved. Disabling wuauserv service is the workable fix to resolve svchost.exe 100% CPU Usage.

This is all; following the fixes explained above, you can quickly fix svchost netsvcs high memory usage. In addition to this, we suggest using Advanced System Optimizer as it will not only fix Windows errors but will also fix spyware, malware, and other malicious threats.



  • comment_avtar
    Gary Becker
    This was very informative and it resolved my issue

    4 years ago

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