Index: hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/TestAtomicOperation.java =================================================================== --- hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/TestAtomicOperation.java (revision 1582862) +++ hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/TestAtomicOperation.java (working copy) @@ -63,6 +63,7 @@ import org.apache.hadoop.hbase.io.HeapSize; import org.apache.hadoop.hbase.regionserver.wal.HLog; import org.apache.hadoop.hbase.util.Bytes; +import org.junit.After; import org.junit.Before; import org.junit.Rule; import org.junit.Test; @@ -97,6 +98,13 @@ tableName = Bytes.toBytes(name.getMethodName()); } + @After + public void teardown() throws IOException { + if (region != null) { + region.close(); + region = null; + } + } ////////////////////////////////////////////////////////////////////////////// // New tests that doesn't spin up a mini cluster but rather just test the // individual code pieces in the HRegion.