Number of Threads Waiting for a Database Connection Increases, Calls to SOA Services Show Timeout Errors and no more BPEL Instances are Created
(Doc ID 799601.1)
Last updated on MARCH 19, 2019
Applies to:
Oracle(R) BPEL Process Manager 10g - Version 10.1.3.4 to 10.1.3.5.0Information in this document applies to any platform.
JDBC version 10.1.0.5, 10.2.0.3, 10.2.0.4
Checked for relevance on 08-03-2012
***Checked for relevance on 09-August-2013***
Symptoms
When using SOA Suite Services like Applications Adapters and Database Adapters, after some running time all services stop and the application that make calls to these SOA services start to show timeout error.When checking the BPEL console, you can observed that no instance is generated.
Using AS Control you can observe that in the metrics of connection pool "Threads waiting connections" values are increasing and no more new connection is possible.
Checking the data-sources.xml file we can see that the connection pools define for several of these connections have the following attributes defined:
Restarting the SOA Suite solves the issue.
Cause
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In this Document
| Symptoms |
| Cause |
| Solution |
| References |