What is svchost.exe on Windows? Multiple instances, high CPU, disk usage explained



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What is Svchost stands for Service Host. This is an executable file, critical for the operating system, located in the System32 folder. When Windows starts, it checks the Windows registry and creates a list of services or service groups it should load.



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HKEY_LOCAL_MACHINESoftwareMicrosoftWindowsNTCurrentVersionSvchost

To view the list of services running in Svchost, open an instance of the command prompt, type Tasklist /SVC and press Enter.

svchost.exe high CPU or disk usage under Windows 10

The associated services are now highlighted in the Services tab.

Svchost viewer.

  • Process ID
  • Quantity of data written or read
  • Service name, service type, start mode, status
  • Whether the service can be stopped or stopped
  • Brief description of the service.

You can also pause or stop service selection if possible and even access the Service Manager directly.

For example, Windows Defender on Windows 10 is known to increase CPU usage. Open Windows Defender Security Center > Firewall and Network Protection > Disable Firewall for All Networks. Then click Restore Settings and see if it helps.

Windows Services Tweaker. But I advise you not to do it unless you know what you’re doing.

Would you like to know more about these processes? RuntimeBroker.exe | TrustedInstaller.exe | Host process for Windows tasks.



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