PQ97595: DEADLOCK IN JIT/CLASSLOADER | |||||||||||||||||||||||||||||||||||||
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APAR status Closed as program error. Error description With a large number of methods getting compiled with MMI=0, the system faced lack of Native heap and hence gave upcompilation and returned back to the interpreter. However, it did NOT release the JIT_CHA_LOCK. Another thread was holding an object that the first thread was waiting on and tried to acquire the JIT_CHA_LOCK. This caused a Deadlock. This is addressed with sov 73114 in the 1.3.1 stream of the JDKLocal fix Problem summary **************************************************************** * USERS AFFECTED: Users running WebSphere Application Server * * 5.0.2 on Windows and Linux Intel. * **************************************************************** * PROBLEM DESCRIPTION: Deadlock occurs when the user's * * application is run with MMI=0 * **************************************************************** * RECOMMENDATION: * **************************************************************** With a large number of methods getting compiled with MMI=0, the system faced lack of Native heap and hence gave upcompilation and returned back to the interpreter. However, it did NOT release the JIT_CHA_LOCK. Another thread was holding an object that the first thread was waiting on and tried to acquire the JIT_CHA_LOCK. This caused a Deadlock.Problem conclusion Sov defect number 73114 addresses this issue and is contained in this WebSphere JDK iFix.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
Publications Referenced
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Product categories: Software > Application Servers >
Distributed Application & Web Servers > WebSphere Application
Server > General
Operating system(s):
Software version: 00W
Software edition:
Reference #: PQ97595
IBM Group: Software Group
Modified date: Nov 30, 2004
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