Black Viper
Black Viper

Diagnostic System Host

 

General Information

None at this time

Windows 8

Default Description

The Diagnostic System Host is used by the Diagnostic Policy Service to host diagnostics that need to run in a Local System context. If this service is stopped, any diagnostics that depend on it will no longer function.

Additional Information

None at this time.

Default Startup Type

OS SP0
Windows 8 x86 Manual
Windows 8 x64 Manual
Windows 8 Pro x86 Manual
Windows 8 Pro x64 Manual
Windows 8 Enterprise x86 Manual
Windows 8 Enterprise x64 Manual

Service Names

Service Name (registry): WdiSystemHost
Display Name: Diagnostic System Host

Default Path and Command Line Options

C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted

Log On As

Account: Local System account

Dependencies

Note: No dependencies are listed for any service in the WDP build I used to draft this information.

Windows 7

Default Description

The Diagnostic System Host is used by the Diagnostic Policy Service to host diagnostics that need to run in a Local System context. If this service is stopped, any diagnostics that depend on it will no longer function.

Additional Information

This service is started upon system boot, but shortly after, it stops if not used. This services state, in normal and safe mode, cannot be modified by a registry patch.

Default Startup Type

OS SP0 SP1
Windows 7 Starter Manual (Started) Manual
Windows 7 Home Basic Manual (Started) Manual
Windows 7 Home Premium Manual (Started) Manual
Windows 7 Professional Manual (Started) Manual
Windows 7 Ultimate Manual (Started) Manual
Windows 7 Enterprise Manual (Started) Manual

Service Names

Service Name (registry): WdiSystemHost
Display Name: Diagnostic System Host

Default Path and Command Line Options

C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted

Log On As

Account: Local System account

Dependencies

What service Diagnostic System Host needs to function properly:

  • None (S, HB, HP, P, U, E)

What other service require Diagnostic System Host to function properly:

  • None (S, HB, HP, P, U, E)

Windows Vista

Default Description

The Diagnostic System Host service enables problem detection, troubleshooting and resolution for Windows components. If this service is stopped, some diagnostics will no longer function. If this service is disabled, any services that explicitly depend on it will fail to start.

Additional Information

This services state, in normal and safe mode, cannot be modified by a registry patch.

Default Startup Type

OS SP0 SP1 SP2
Vista Home Basic Manual (Started) Manual (Started) Manual (Started)
Vista Home Premium Manual (Started) Manual (Started) Manual (Started)
Vista Business Manual (Started) Manual (Started) Manual (Started)
Vista Ultimate Manual (Started) Manual (Started) Manual (Started)
Vista Enterprise Manual (Started) Manual (Started) Manual (Started)

Service Names

Service Name (registry): WdiSystemHost
Display Name: Diagnostic System Host

Default Path and Command Line Options

C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted

Log On As

Account: Local System Account

Dependencies

What service Diagnostic System Host needs to function properly:

  • None (HB, HP, B, U)

What other service require Diagnostic System Host to function properly:

  • None (HB, HP, B, U)

Additional Reading

None at this time.