NoClassDefFoundError: org/cloudera/htrace/Sampler in Apache Phoenix JDBC

I am new to HBase and Phoenix, and I have faced an issue with the Phoenix JDBC program in Java. I have some sample data in a Phoenix table, and I hav ...

cannot find a constructor for class org.apache.htrace.impl.ZipkinSpanReceiver which takes an HTraceConfiguration

This is what i see in my HBase logs after following the instructions in this document: http://hbase.apache.org/book.html#tracing Here's my entry i ...

HTrace in Hadoop 2.7.3

I've successfully used Zipkin with Hadoop Htrace in 2.6.0 x32, on Ubuntu 14.04. Now I want to use it with Hadoop 2.7.3., but I can't even enable Htrac ...