private MetricRegistryInfo createRegistryInfoForTableRequests() {
    registryInfo = new MetricRegistryInfo(qualifyMetrics(METRICS_NAME, tableName),
      METRICS_DESCRIPTION, qualifyMetrics(METRICS_JMX_CONTEXT, tableName), METRICS_CONTEXT, false);
    return registryInfo;
  }
The name of the metrics context that metrics will be under in jmx
hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/metrics/MetricsTableRequests.java