org.apache.tomcat.jdbc.pool.PoolExhaustedException When Trying to Fetch A Connection
(Doc ID 2728313.1)
Last updated on OCTOBER 31, 2022
Applies to:
JDBC - Version 12.2.0.0.0 and laterInformation in this document applies to any platform.
Symptoms
An application using JDBC 12.2.0.1 (ojdbc8.jar) and database 12.2.0.1 fails intermittently with the following exception:
org.apache.tomcat.jdbc.pool.PoolExhaustedException: [http-nio-8080-exec-84] Timeout: Pool empty. Unable to fetch a connection in 10 seconds, none available[size:20; busy:19; idle:0; lastwait:10000].
at org.apache.tomcat.jdbc.pool.ConnectionPool.borrowConnection(ConnectionPool.java:707)
at org.apache.tomcat.jdbc.pool.ConnectionPool.getConnection(ConnectionPool.java:198)
at org.apache.tomcat.jdbc.pool.DataSourceProxy.getConnection(DataSourceProxy.java:132)
Rebooting the database resolves the issue.
Changes
Cause
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In this Document
Symptoms |
Changes |
Cause |
Solution |