PQ86406: Loop in BBO5DMN after stop/start Nodeagent and stop/cancel of an appserver | |||||||||||||||||||||||||||||||||||||||||||
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![]() APAR status Closed as program error. Error description After stop/start BBON001 and stop/cancel one appserver, BBO5DMN was in a loop. After cancel BBON001, following SVCDUMP was taken. DUMP TITLE=END OF MEMORY RESOURCE MANAGER HANG DETECTED: TCB = 007A9310, ADDRESS = 8F153900 After stop/start of daemon, the problem was fixed.Local fix Problem summary **************************************************************** * USERS AFFECTED: All users of WebSphere Application Server * * V5.0 for z/OS * **************************************************************** * PROBLEM DESCRIPTION: Infinite loop on a thread in the Daemon * * processing an ENF Query from another * * Daemon when both Daemons have at one * * time had more than 10 controllers * * concurrently active. * **************************************************************** * RECOMMENDATION: * **************************************************************** A Daemon may receive an ENF signal asking for information about a particular server instance. If both the target and origin systems have ever had more than 10 active controllers, then an error occurs attempting to iterate the active server list and an infinite loop can result.Problem conclusion The incorrect traversal of the ASRT (bbodasrt.mac) chain is updated to correctly find the next ASRT. APAR PQ86406 is associated with SERVICE LEVEL W502006 of WebSphere Application Server V5.0 for z/OS.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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Document Information |
Current web document: swg1PQ86406.html
Product categories: Software > Application Servers >
Distributed Application & Web Servers > WebSphere Application
Server for z/OS
Operating system(s):
Software version: 500
Software edition:
Reference #: PQ86406
IBM Group: Software Group
Modified date: May 5, 2004
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