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WebCenter Portal Managed Servers Showing Many STUCK Threads on : oracle.jdbc.driver.T4CConnection.doPingDatabase and oracle.jdbc.driver.T4CConnection.doRollback (Doc ID 2578380.1)

Last updated on SEPTEMBER 28, 2023

Applies to:

Oracle WebCenter Portal - Version 11.1.1.8.8 to 11.1.1.9.190115 [Release 11g]
Information in this document applies to any platform.

Symptoms


Seeing many STUCK threads in WebCenter Portal servers.
The Spaces logs show the following error:


ERROR

"[STUCK] ExecuteThread: '16' for queue: 'weblogic.kernel.Default (self-tuning)'" daemon prio=10 tid=<TID> nid=<NID> runnable [0x00007f8d2d6b7000]
    java.lang.Thread.State: RUNNABLE
     at java.net.SocketInputStream.socketRead0(Native Method)
     at java.net.SocketInputStream.read(SocketInputStream.java:153)
     at java.net.SocketInputStream.read(SocketInputStream.java:122)
     at oracle.net.nt.MetricsEnabledInputStream.read(TcpNTAdapter.java:730)
     at oracle.net.ns.Packet.receive(Packet.java:302)
     at oracle.net.ns.DataPacket.receive(DataPacket.java:108)
     at oracle.net.ns.NetInputStream.getNextPacket(NetInputStream.java:317)
     at oracle.net.ns.NetInputStream.read(NetInputStream.java:262)
     at oracle.net.ns.NetInputStream.read(NetInputStream.java:187)
     at oracle.net.ns.NetInputStream.read(NetInputStream.java:104)
     at oracle.jdbc.driver.T4CSocketInputStreamWrapper.readNextPacket(T4CSocketInputStreamWrapper.java:126)
     at oracle.jdbc.driver.T4CSocketInputStreamWrapper.read(T4CSocketInputStreamWrapper.java:82)
     at oracle.jdbc.driver.T4CMAREngine.unmarshalUB1(T4CMAREngine.java:1178)
     at oracle.jdbc.driver.T4CTTIfun.receive(T4CTTIfun.java:314)
     at oracle.jdbc.driver.T4CTTIfun.doRPC(T4CTTIfun.java:205)
     at oracle.jdbc.driver.T4CTTIoping.doOPING(T4CTTIoping.java:55)
     at oracle.jdbc.driver.T4CConnection.doPingDatabase(T4CConnection.java:4751)
     -  locked <0x0000000756957a60> (a oracle.jdbc.driver.T4CConnection)
     ...

 

and

"[STUCK] ExecuteThread: '1' for queue: 'weblogic.kernel.Default (self-tuning)'" daemon prio=10 tid=<TID> nid=<NID> runnable [0x00007fe7643a4000]
   java.lang.Thread.State: RUNNABLE
    at java.net.SocketInputStream.socketRead0(Native Method)
    at java.net.SocketInputStream.read(SocketInputStream.java:153)
    at java.net.SocketInputStream.read(SocketInputStream.java:122)
    at oracle.net.nt.MetricsEnabledInputStream.read(TcpNTAdapter.java:730)
    at oracle.net.ns.Packet.receive(Packet.java:302)
    at oracle.net.ns.DataPacket.receive(DataPacket.java:108)
    at oracle.net.ns.NetInputStream.getNextPacket(NetInputStream.java:317)
    at oracle.net.ns.NetInputStream.read(NetInputStream.java:262)
    at oracle.net.ns.NetInputStream.read(NetInputStream.java:187)
    at oracle.net.ns.NetInputStream.read(NetInputStream.java:104)
    at oracle.jdbc.driver.T4CSocketInputStreamWrapper.readNextPacket(T4CSocketInputStreamWrapper.java:126)
    at oracle.jdbc.driver.T4CSocketInputStreamWrapper.read(T4CSocketInputStreamWrapper.java:82)
    at oracle.jdbc.driver.T4CMAREngine.unmarshalUB1(T4CMAREngine.java:1178)
    at oracle.jdbc.driver.T4CTTIfun.receive(T4CTTIfun.java:314)
    at oracle.jdbc.driver.T4CTTIfun.doRPC(T4CTTIfun.java:205)
    at oracle.jdbc.driver.T4C7Ocommoncall.doOROLLBACK(T4C7Ocommoncall.java:72)
    at oracle.jdbc.driver.T4CConnection.doRollback(T4CConnection.java:752)
    - locked <0x00000007071a9d18> (a oracle.jdbc.driver.T4CConnection)
    at oracle.jdbc.driver.PhysicalConnection.rollback(PhysicalConnection.java:5150)
    - locked <0x00000007071a9d18> (a oracle.jdbc.driver.T4CConnection)
    ....

 

Changes

 

Cause

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In this Document
Symptoms
Changes
Cause
Solution
References


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