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ProcessThread.TotalProcessorTime Property

Gets the total amount of time that this thread has spent using the processor.

Namespace:  System.Diagnostics
Assembly:  System (in System.dll)

public TimeSpan TotalProcessorTime { get; }

Property Value

Type: System.TimeSpan
A TimeSpan that indicates the amount of time that the thread has had control of the processor.


The thread time could not be retrieved.


The platform is Windows 98 or Windows Millennium Edition.


The process is on a remote computer.

The TotalProcessorTime property indicates the total amount of time that the system has taken the thread out of the wait state and given it priority on any processor. On a multiple processor system, this value would include time spent on each processor, if the thread used more than one processor.

The TotalProcessorTime property is the sum of the UserProcessorTime and PrivilegedProcessorTime properties.

.NET Framework

Supported in: 4, 3.5, 3.0, 2.0, 1.1, 1.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.