Managing Virtual Hosts Caches 

Managing the Cache Using Visual Administrator

Open the Runtime screen of HTTP Provider Service running on server process. Choose the virtual host whose cache you want to configure.

If you want to	Then
Enable caching on this particular virtual host	Select Use Cache.
Clear the cache of this virtual host	Choose Clear Cache at the bottom of the screen.
Clear the cache of all virtual hosts that are set for the HTTP Provider Service on this server process	Choose  (Clear Cache on All Hosts) at the upper part of the screen.

For more information about how to configure the HTTP cache, see Configuring the HTTP Cache.

Once you have gone through one or more of the above steps, you must choose Save Properties to save your settings.

Managing the Cache Using Telnet

Using Telnet you can specify whether cache is used or not, and clear the HTTP cache on all virtual hosts. No other cache-related settings can be configured.

Proceed as follows:

...

Execute add http on the server process in order to add the HTTP Shell command group to the Shell environment.

If You Want To	Then
Enable caching on a particular virtual host	Execute HOST <hostName> -enable cache.
Disable caching for a specific virtual host	Execute HOST <hostName> -disable cache.
Clear the content of the HTTP cache of all virtual hosts Executing CLEAR_HTTP_CACHE command removes also all J2EE Engine-related content that is cached by ICM’s cache.	Execute CLEAR_HTTP_CACHE command.

Result

You can set timeout for the system to perform update of HTTP cache (caches of all virtual hosts) content. For more information about this, see Update the HTTP Cache Content.