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Environment.SystemPageSize Property

Gets the number of bytes in the operating system's memory page.

Namespace:  System
Assembly:  mscorlib (in mscorlib.dll)
public static int SystemPageSize { get; }

Property Value

Type: System.Int32
The number of bytes in the system memory page.

This information can be useful when determining whether to use the MemoryMappedFileOptions.DelayAllocatePages option when you work with memory-mapped files.

In Windows, this value is the dwPageSize member in the SYSTEM_INFO structure.

.NET Framework

Supported in: 4.5.1, 4.5, 4

.NET Framework Client Profile

Supported in: 4

Windows Phone 8.1, Windows Phone 8, Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

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

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