Questions tagged [htrace]

3 questions
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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 Htrace tracing with this hadoop version. The setup for HTrace in 2.6.0 is different from 2.7.3, as it…
AlexandruC
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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 have written a Java code to draw the data out into the console with a select statement. My connection…
0
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1 answer

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 2017-03-02 09:47:12,851 ERROR [main] htrace.SpanReceiverBuilder: SpanReceiverBuilder cannot find a constructor for class…
Jeff Saremi
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