Github user mjwall commented on a diff in the pull request:
https://github.com/apache/accumulo/pull/291#discussion_r133198698
--- Diff:
server/tserver/src/main/java/org/apache/accumulo/tserver/metrics/Metrics2TabletServerMinCMetrics.java
---
@@ -17,10 +17,9 @@
package org.apache.accumulo.tserver.metrics;
import org.apache.accumulo.server.metrics.Metrics;
-import org.apache.hadoop.metrics2.MetricsCollector;
-import org.apache.hadoop.metrics2.MetricsRecordBuilder;
-import org.apache.hadoop.metrics2.MetricsSource;
-import org.apache.hadoop.metrics2.MetricsSystem;
+import org.apache.accumulo.server.metrics.MetricsSystemHelper;
+import org.apache.hadoop.metrics2.*;
--- End diff --
this is why travis failed, checkstyle violation
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