Local Transaction Leak Profiling for WLS 12.2.1 Datasource

This is the third of this series on profiling enhancements in WLS 12.2.1 (but maybe not the least since this appears to happen quite often).  This is a common application error that is difficult to diagnose when an application leaves a local transaction open on a connection and it is returned to the connection pool. This error can manifest as XAException/XAER_PROTO errors, or asunintentional local transaction commits or rollbacks of database updates. Current workarounds to...

Wednesday, November 4, 2015 | Add category | Read More

Closed JDBC Object Profiling for WLS 12.2.1 Datasource

Accessing a closed JDBC object is a common application error that can be difficult to debug. To help diagnose such conditions there is a new profiling option to generate a diagnostic log message when a JDBC object (Connection, Statement or ResultSet) is accessed after the close() method has been invoked. The log message will include the stack trace of the thread that invoked the close() method. To enable closed JDBC object profiling, the datasourceProfileType attribute bitmask...

Wednesday, November 4, 2015 | Add category | Read More

Register for Oracle WebLogic Multitenant Webcast

On November 18, 2015 at 10 AM Pacific Time, Oracle will deliver a webcast on Oracle WebLogic Multitenant: The World’s First Cloud-Native, Enterprise Java Platform.   Although the title focuses on multitenancy, we will cover additional new capabilities in Oracle WebLogic Server and Oracle Coherence 12.2.1.   The webcast will include live chat, demos, and commentary from customers and partners on their planned deployments and benefits, along with product expert deep dives.     Ple...

Wednesday, November 4, 2015 | Add category | Read More

Connection Leak Profiling for WLS 12.2.1 Datasource

This is the first of a series of three articles that describes enhancements to datasource profiling in WLS 12.2.1. These enhancements were requested by customers and Oracle support. I think they will be very useful in tracking down problems in the application. The pre-12.2.1 connection leak diagnostic profiling option requires that the connection pool “Inactive Connection Timeout Seconds” attribute be set to a positive value in order to determine how long before anidle...

Wednesday, November 4, 2015 | Add category | Read More

Using Eclipse with WebLogic Server 12.2.1

With the installation of WebLogic Server 12.2.1 now including the Eclipse Network Installer, which enables developers to  download and install Eclipse including the specific features of interest, getting up and running with Eclipse and WebLogic Server has never been easier. The Eclipse Network Installer presents developers with a guided interface to enable the custom installation of an Eclipse environment through the selection of an Eclipse version to be installed and which of...

Wednesday, November 4, 2015 | Add category | Read More

Getting Started with the WebLogic Server 12.2.1 Developer Distribution

The new WebLogic Server 12.2.1 release continues down the the path of providing an installation that is smaller to download and able to be installed with a single operation, providing a quicker approach for developers to get started with the product. New with the WebLogic Server 12.2.1 release is the use of the quick installer technology which packages the product into an executable jar file, which will silently install the product into a target directory.  Through the use of...

Tuesday, November 3, 2015 | Add category | Read More
 

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