Contention In WebLogic Tuxedo Connector (WTC) At weblogic/wtc/gwt/WTCService.getImport (Doc ID 1531864.1)

Last updated on JULY 25, 2017

Applies to:

Oracle WebLogic Server - Version 10.3.3 and later
Information in this document applies to any platform.

Symptoms

WebLlogic Server (also known as WLS) Threads Dumps show lock(s) are waiting on:

    at jrockit/vm/Allocator.getNewTla(JJ)V(Native Method)
    at jrockit/vm/Allocator.allocObjectOrArray(Allocator.java:354)[optimized]
    at java/util/HashMap.newKeyIterator(HashMap.java:1024)[optimized]
    at java/util/HashMap$KeySet.iterator(HashMap.java:1062)[optimized]
    at java/util/HashSet.iterator(HashSet.java:153)[inlined]
    at weblogic/wtc/gwt/WTCService.getImport(Ljava/lang/String;Ljavax/transaction/xa/Xid;)Lweblogic/wtc/gwt/TDMImport;(Unknown Source)[optimized]
    ^-- Holding lock: weblogic/wtc/gwt/WTCService@0x211dacb0[fat lock]
    at weblogic/wtc/gwt/WlsRouteService.selectTargetRoutes(Ljava/lang/String;Lweblogic/wtc/jatmi/TypedBuffer;Ljavax/transaction/xa/Xid;I)[Ljava/util/ArrayList;(Unknown Source)[optimized]
    at com/bea/core/jatmi/internal/TCRouteManager.selectTargetRoutes(TCRouteManager.java:72)[inlined]
    at weblogic/wtc/gwt/TuxedoConnection.getProviderRoute(TuxedoConnection.java:198)[inlined]
    at weblogic/wtc/gwt/TuxedoConnection.tpacall(TuxedoConnection.java:393)[optimized]

 

 

Changes

 

Cause

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