JDBC Driver Deadlock (Doc ID 824620.1)

Last updated on MAY 19, 2017

Applies to:

JDBC - Version 10.1.0 to 10.1.0.5
JDBC - Version 10.2.0 to 10.2.0.4
Oracle WebLogic Server - Version 8.1 and later
Information in this document applies to any platform.
***Checked for relevance on 08-Feb-2011***


Symptoms

DEADLOCK detected when using Oracle JDBC 10.1.0.5 or 10.2.0.4 in webLogic. The thread dumps indicate deadlock generated by the oracle driver for Scrollable resultset


Found one Java-level deadlock:

"ExecuteThread: '28' for queue: 'weblogic.kernel.Default'":
waiting to lock monitor 0x08898890 (object 0x7f576008, a oracle.jdbc.driver.ScrollableResultSet),
which is held by "ExecuteThread: '24' for queue: 'weblogic.kernel.Default'"
"ExecuteThread: '24' for queue: 'weblogic.kernel.Default'":
waiting to lock monitor 0x081a5640 (object 0xbfbb8d30, a oracle.jdbc.driver.T4CConnection),
which is held by "ExecuteThread: '28' for queue: 'weblogic.kernel.Default'"


Cause

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