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Environment.WorkingSet Property

Gets the amount of physical memory mapped to the process context.

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

public static long WorkingSet { get; }

Property Value

Type: System.Int64
A 64-bit signed integer containing the number of bytes of physical memory mapped to the process context.

Windows 98, Windows Millennium Edition Platform Note: This property always returns zero.

The following code example displays the size of the working set of the computer running the code example.

// Sample for the Environment.WorkingSet property 
using System;

class Sample 
    public static void Main() 
    Console.WriteLine("WorkingSet: {0}", Environment.WorkingSet);
This example produces the following results:

WorkingSet: 5038080

Windows 7, Windows Vista, Windows XP SP2, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP Starter Edition, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003, Windows Server 2000 SP4, Windows Millennium Edition, Windows 98

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

.NET Framework

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