From 8f70d48d14f5d266eea042eb70cd3c22838fbf51 Mon Sep 17 00:00:00 2001
From: lzx404243 <lzx404243@hotmail.com>
Date: Wed, 1 Sep 2021 00:47:09 -0400
Subject: [PATCH] MAPREDUCE-7311. Clear filesystem statistics after tests in
 TestTaskProgressReporter (#2500)

Co-authored-by: Zhengxi Li <zli89@illinois.edu>
(cherry picked from commit 6187f76f11e885023c99382f0fd18f8fea8bcbb6)
---
 .../org/apache/hadoop/mapred/TestTaskProgressReporter.java  | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/test/java/org/apache/hadoop/mapred/TestTaskProgressReporter.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/test/java/org/apache/hadoop/mapred/TestTaskProgressReporter.java
index e5ff64e3179..a6aea6f720f 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/test/java/org/apache/hadoop/mapred/TestTaskProgressReporter.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/test/java/org/apache/hadoop/mapred/TestTaskProgressReporter.java
@@ -34,6 +34,7 @@ import org.apache.hadoop.mapreduce.MRConfig;
 import org.apache.hadoop.mapreduce.MRJobConfig;
 import org.apache.hadoop.mapreduce.checkpoint.TaskCheckpointID;
 import org.apache.hadoop.util.ExitUtil;
+import org.junit.After;
 import org.junit.Assert;
 import org.junit.Test;
 
@@ -177,6 +178,11 @@ public class TestTaskProgressReporter {
     }
   }
 
+  @After
+  public void cleanup() {
+    FileSystem.clearStatistics();
+  }
+
   @Test(timeout=60000)
   public void testScratchDirSize() throws Exception {
     String tmpPath = TEST_DIR + "/testBytesWrittenLimit-tmpFile-"