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hostingEnvironment Element (ASP.NET Settings Schema)

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Defines configuration settings that control the behavior of the application hosting environment.

configuration Element (General Settings Schema)
  system.web Element (ASP.NET Settings Schema)
    hostingEnvironment Element (ASP.NET Settings Schema)

<hostingEnvironment 
    idleTimeout="HH:MM:SS" 
    shadowCopyBinAssemblies="true|false" 
    shutdownTimeout="number"
    urlMetadataSlidingExpiration="HH:MM:SS"
/>

Attributes and Elements

The following sections describe attributes, child elements, and parent elements.

Attributes

Attribute

Description

idleTimeout

Optional TimeSpan attribute.

Sets the amount of time, in the format HH:MM:SS or "Infinite", before an inactive application is unloaded. The default is "Infinite".

shadowCopyBinAssemblies

Optional Boolean attribute.

Sets a Boolean value indicating whether the assemblies of an application in the Bin directory are shadow copied to the application's ASP.NET Temporary Files directory.

Default is true.

shutdownTimeout

Optional TimeSpan attribute.

Sets the amount of time, in seconds, to gracefully shut down the application. For more information, see ShutdownTimeout.

Default is 30.

urlMetadataSlidingExpiration

Optional TimeSpan attribute.

Determines how ASP.NET caches URL metadata. The format is HH:MM:SS or "Infinite". The values "00:00:00" and "Infinite" have special meanings. For more information, see UrlMetadataSlidingExpiration.

Default is 1 minute.

Child Elements

None.

Parent Elements

Element

Description

configuration

The required root element in every configuration file used by the common language runtime and .NET Framework applications.

system.web

Specifies the root element for the ASP.NET configuration settings in a configuration file. Contains configuration elements that configure ASP.NET Web applications and control how the applications behave.

Remarks

Default Configuration

The following default hostingEnvironment element is not explicitly configured in the machine configuration file or in the root Web.config file, but is the default configuration returned by an application in the .NET Framework version 2.0.

Note

The value "Infinite" is defined by the system to be MaxValue.

<hostingEnvironment 
    idleTimeout="Infinite" 
    shutdownTimeout="30" 
    shadowCopyBinAssemblies="true" />

Example

The following example shows how to control the behavior of the application hosting environment.

<system.web>
    <hostingEnvironment idleTimeout="20"
    shutdownTimeout="30"/>
</system.web>

Element Information

Configuration Section Handler

System.Web.Configuration.HostingEnvironmentSection

Configuration Member

SystemWebSectionGroup.HostingEnvironment

Configurable Locations

Machine.config

Root level Web.config

Application level Web.config

Requirements

IIS 6.0

.NET Framework 2.0

Visual Studio 2005

See Also

Tasks

How to: Configure Specific Directories Using Location Settings

How to: Lock ASP.NET Configuration Settings

Reference

system.web Element (ASP.NET Settings Schema)

configuration Element (General Settings Schema)

System.Web.Hosting.HostingEnvironment

System.Configuration

System.Web.Configuration

Concepts

ASP.NET Configuration File Hierarchy and Inheritance

Securing ASP.NET Configuration

ASP.NET Configuration Scenarios

Other Resources

General Configuration Settings (ASP.NET)

ASP.NET Configuration Settings

ASP.NET Web Site Administration

ASP.NET Configuration Files

ASP.NET Configuration API