PK03907: INVALIDATION NEED TO BE MOVED TO JSP/SERVLET DESTROY METHOD WHENAPPLICATION SHARES CACHE ACROSS CLONES. | |||||||||||||||||||||||||||||||||||||||
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![]() APAR status Closed as program error. Error description While processing the jsp initialization Dynamic Cache sends out an invalidateByTemplate to each server's cache to remove any potential old copies of this jsp. Once the init methods for the jsp has been called on each server this invalidationByTemplate will not get called on any subsequent requests.Local fix Problem summary **************************************************************** * USERS AFFECTED: Dynamic Cache users using servlet caching * * in a multiserver environment. * **************************************************************** * PROBLEM DESCRIPTION: While processing the servlet/jsp * * initialization Dynamic Cache sends * * out an invalidation by template to * * each server's cache to remove any * * potential old copies of this servlet * * or jsp. This can cause unnecessary * * invalidations in a clustered * * environment. * **************************************************************** * RECOMMENDATION: * **************************************************************** Template invalidation needs to be moved from servlet/jsp initialization method to the destroy method.Problem conclusion Moved the invalidation by templates from the servlet/jsp initialization method to the destroy method to eliminate the unnecessary invalidation that can occur when the fragment is requested for the first time.Temporary fix Comments
APAR is sysrouted FROM one or more of the following: APAR is sysrouted TO one or more of the following: Modules/Macros
SRLS
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Document Information |
Product categories: Software > Application Servers >
Distributed Application & Web Servers > WebSphere Application
Server > General
Operating system(s):
Software version: 400
Software edition:
Reference #: PK03907
IBM Group: Software Group
Modified date: May 5, 2005
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