a function call vs the int3 approach is available at
<a href="http://sourceware.org/ml/systemtap/2006-q3/msg00793.html">Markers vs
int3 performance comparison</a> (see "Conclusion").
+
+Tracing of Java application is planned to be done through a JNI interface.
+Linking standard low-level C tracing library to the application within a JNI
+adaptation class will be required to trace Java events. This has been prototyped
+in the past. The work is available
+<a
+href="http://ltt.polymtl.ca/svn/trunk/obsolete/ltt-usertrace/java/">here</a>
+for older LTTng versions.
+
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