st2[0] = new StackTraceElement("C1", "m1", "C1.java", 10);
SampleNode.addToSampleNode(node1, st2);
node2.addSample(st2, st2.length - 1);
LOG.debug("Node 1", node1);
LOG.debug("Node 2", node2);
st3[2] = new StackTraceElement("C2", "m3", "C2.java", 12);
SampleNode.addToSampleNode(node1, st3);
node2.addSample(st3, st3.length - 1);
LOG.debug("Node 1", node1);
LOG.debug("Node 2", node2);
st4[2] = new StackTraceElement("C1", "m4", "C1.java", 14);
SampleNode.addToSampleNode(node1, st4);
node2.addSample(st4, st4.length - 1);
node2.addSample(st1, st1.length - 1);