PQ71315: NullPointException when using 4.0 PmiClient to get EPM data from 3.5.6 server | |||||||||||||||||||||||||||||||||||
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![]() APAR status Closed as program error. Error description NullPointException when using 4.0 PmiClient to get EPM data from 3.5.6 server Problem has been identified, PMR was opened to provide mechanism for APAR to be opened.Local fix None availableProblem summary **************************************************************** * USERS AFFECTED: WebSphere Application Server users of PMI * **************************************************************** * PROBLEM DESCRIPTION: The problem is due to the EPM/PMI * * mapping layer, which did * * not check all the NPE cases. * **************************************************************** * RECOMMENDATION: * **************************************************************** When running 4.0 PmiClient to get EPM data in 3.5.6 server, get NPE if the PerfDescriptor does not map to any EPM group or when stop/restart appserver. One of the side effects is causing a very high CPU load and creating EpmService in a dead loop. This fix will update EpmMapper.class and CollectorEPM.class.Problem conclusion The fix checks all the possible NPE situations and handles them correctly. With the fix, a user who runs PmiClient with 3.5.5+ appserver should not see NPE exception.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 #: PQ71315
IBM Group: Software Group
Modified date: May 6, 2003
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