This is what i see in my HBase logs after following the instructions in this document:
http://hbase.apache.org/book.html#tracing
2017-03-02 09:47:12,851 ERROR [main] htrace.SpanReceiverBuilder: SpanReceiverBuilder cannot find a constructor for class org.apache.htrace.impl.ZipkinSpanReceiverwhich takes an HTraceConfiguration. Disabling span receiver.
Here's my entry in hbase-site.xml:
<property>
<name>hbase.trace.spanreceiver.classes</name>
<value>org.apache.htrace.impl.ZipkinSpanReceiver</value>
</property>
<property>
<name>hbase.htrace.zipkin.collector-hostname</name>
<value>jesaremi-svpc</value>
</property>
<property>
<name>hbase.htrace.zipkin.collector-port</name>
<value>9410</value>
</property>
and I have the following additional jar files in the HBase Lib folder:
zipkin-1.20.1.jar
htrace-core-3.1.0-incubating.jar
htrace-zipkin-4.2.0-incubating.jar