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JCA ポーリング・プロキシのスタック・スレッドにより管理対象サーバが警告のステータスとなる (Doc ID 1673387.1)

Last updated on OCTOBER 02, 2019

適用範囲:

Oracle Service Bus - バージョン 10.3 以降
この文書の内容はすべてのプラットフォームに適用されます。

目的

特定のイベントをリスンするJCA ポーリング・プロキシ・サービス、例えば、ファイル・アダプタ、DB アダプタ、AQ アダプタなどがある場合、サーバーのヘルス・ステータスが警告の状態になることで、サーバー・ログにスタック・スレッドのメッセージが出力されることがあります。スタック・スレッドは以下のようになります。

- DB アダプタ・プロキシのスタック・スレッドのサンプル

<Error> <WebLogicServer> <BEA-000337> <[STUCK] ExecuteThread: '4' for queue: 'weblogic.kernel.Default (self-tuning)' has been busy for "600" seconds working on the request "weblogic.work.SelfTuningWorkManagerImpl$WorkAdapterImpl@1354bd7", which is more than the configured time (StuckThreadMaxTime) of "600" seconds. Stack trace:
java.lang.Object.wait(Native Method)
oracle.tip.adapter.db.InboundWork.run(InboundWork.java:492)
oracle.tip.adapter.db.inbound.InboundWorkWrapper.run(InboundWorkWrapper.java:43)
weblogic.work.ContextWrap.run(ContextWrap.java:41)
weblogic.work.SelfTuningWorkManagerImpl$WorkAdapterImpl.run(SelfTuningWorkManagerImpl.java:516)
weblogic.work.ExecuteThread.execute(ExecuteThread.java:201)
weblogic.work.ExecuteThread.run(ExecuteThread.java:173)
>



- ファイル・アダプタ・プロキシのスタック・スレッドのサンプル

<Error> <WebLogicServer> <BEA-000337> <[STUCK] ExecuteThread: '7' for queue: 'weblogic.kernel.Default (self-tuning)' has been busy for "717" seconds working on the request "weblogic.work.SelfTuningWorkManagerImpl$WorkAdapterImpl@15bbea2", which is more than the configured time (StuckThreadMaxTime) of "600" seconds. Stack trace:
java.lang.Object.wait(Native Method)
oracle.tip.adapter.file.inbound.FilesToProcess.dequeueToProcess(FilesToProcess.java:101)
oracle.tip.adapter.file.inbound.ProcessWork.run(ProcessWork.java:269)
weblogic.work.ContextWrap.run(ContextWrap.java:41)
weblogic.work.SelfTuningWorkManagerImpl$WorkAdapterImpl.run(SelfTuningWorkManagerImpl.java:528)
weblogic.work.ExecuteThread.execute(ExecuteThread.java:207)
weblogic.work.ExecuteThread.run(ExecuteThread.java:176)




- AQ アダプタ・プロキシのスタック・スレッドのサンプル

<Error> <WebLogicServer> <BEA-000337> <[STUCK] ExecuteThread: '1' for queue: 'weblogic.kernel.Default (self-tuning)' has been busy for "690" seconds working on the request "weblogic.work.SelfTuningWorkManagerImpl$WorkAdapterImpl@394ca9b1", which is more than the configured time (StuckThreadMaxTime) of "600" seconds. Stack trace:
java.net.SocketInputStream.socketRead0(Native Method)
java.net.SocketInputStream.read(SocketInputStream.java:129)
oracle.net.nt.MetricsEnabledInputStream.read(TcpNTAdapter.java:718)
oracle.net.ns.Packet.receive(Packet.java:295)
oracle.net.ns.DataPacket.receive(DataPacket.java:106)
oracle.net.ns.NetInputStream.getNextPacket(NetInputStream.java:317)
oracle.net.ns.NetInputStream.read(NetInputStream.java:262)
oracle.net.ns.NetInputStream.read(NetInputStream.java:187)
oracle.net.ns.NetInputStream.read(NetInputStream.java:104)
oracle.jdbc.driver.T4CSocketInputStreamWrapper.readNextPacket(T4CSocketInputStreamWrapper.java:126)
oracle.jdbc.driver.T4CSocketInputStreamWrapper.read(T4CSocketInputStreamWrapper.java:82)
oracle.jdbc.driver.T4CMAREngine.unmarshalUB1(T4CMAREngine.java:1177)
oracle.jdbc.driver.T4CMAREngine.unmarshalSB1(T4CMAREngine.java:1153)
oracle.jdbc.driver.T4CTTIfun.receive(T4CTTIfun.java:312)
oracle.jdbc.driver.T4CTTIfun.doRPC(T4CTTIfun.java:204)
oracle.jdbc.driver.T4Caqdq.doOAQDQ(T4Caqdq.java:183)
oracle.jdbc.driver.T4CConnection.doDequeue(T4CConnection.java:4559)
oracle.jdbc.driver.PhysicalConnection.dequeue(PhysicalConnection.java:17726)
oracle.jdbc.driver.PhysicalConnection.dequeue(PhysicalConnection.java:17812)
oracle.jdbc.OracleConnectionWrapper.dequeue(OracleConnectionWrapper.java:1606)
weblogic.jdbc.wrapper.XAConnection_oracle_jdbc_driver_LogicalConnection.dequeue(Unknown Source)
weblogic.jdbc.wrapper.JTAConnection_weblogic_jdbc_wrapper_XAConnection_oracle_jdbc_driver_LogicalConnection.dequeue(Unknown Source)
oracle.tip.adapter.aq.v2.database.AbstractDequeueAgent.dequeue(AbstractDequeueAgent.java:375)
oracle.tip.adapter.aq.v2.database.AbstractDequeueAgent.dequeueMessage(AbstractDequeueAgent.java:277)
oracle.tip.adapter.aq.v2.database.AbstractDequeueAgent.getInputRecord(AbstractDequeueAgent.java:250)
oracle.tip.adapter.aq.v2.database.AbstractDequeueAgent.run(AbstractDequeueAgent.java:111)
weblogic.work.ContextWrap.run(ContextWrap.java:41)
weblogic.work.SelfTuningWorkManagerImpl$WorkAdapterImpl.run(SelfTuningWorkManagerImpl.java:528)
weblogic.work.ExecuteThread.execute(ExecuteThread.java:207)
weblogic.work.ExecuteThread.run(ExecuteThread.java:176)



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