HubSpot Backport: HBASE-27485 HBaseTestingUtility minicluster requires log4j2 (apache#4941)

Signed-off-by: Rajeshbabu Chintaguntla <rajeshbabu@apache.org>
Reviewed-by: SiCheng-Zheng <643463623@qq.com>
(cherry picked from commit 3f1087f)

Author: Apache9

hbase-logging/src/test/resources/log4j2.properties

@@ -46,11 +46,13 @@ logger.MetricsConfig.level = WARN
 logger.MetricsSinkAdapter.name = org.apache.hadoop.metrics2.impl.MetricsSinkAdapter
 logger.MetricsSinkAdapter.level = WARN
 
+# These two settings are workarounds against spurious logs from the minicluster.
+# See HBASE-4709
 logger.MetricsSystemImpl.name = org.apache.hadoop.metrics2.impl.MetricsSystemImpl
-logger.MetricsSystemImpl.level = WARN
+logger.MetricsSystemImpl.level = ERROR
 
 logger.MBeans.name = org.apache.hadoop.metrics2.util.MBeans
-logger.MBeans.level = WARN
+logger.MBeans.level = ERROR
 
 logger.directory.name = org.apache.directory
 logger.directory.level = WARN
@@ -68,3 +70,7 @@ logger.RSRpcServices.level = DEBUG
 
 logger.TestJul2Slf4j.name = org.apache.hadoop.hbase.logging.TestJul2Slf4j
 logger.TestJul2Slf4j.level = DEBUG
+
+# Avoid log flooded with chore execution time, see HBASE-24646 for more details.
+logger.ScheduledChore.name = org.apache.hadoop.hbase.ScheduledChore
+logger.ScheduledChore.level = INFO

hbase-server/src/test/java/org/apache/hadoop/hbase/HBaseTestingUtility.java

@@ -682,11 +682,6 @@ public MiniDFSCluster startMiniDFSCluster(int servers, final String racks[], Str
     createDirsAndSetProperties();
     EditLogFileOutputStream.setShouldSkipFsyncForTesting(true);
 
-    // Error level to skip some warnings specific to the minicluster. See HBASE-4709
-    Log4jUtils.setLogLevel(org.apache.hadoop.metrics2.util.MBeans.class.getName(), "ERROR");
-    Log4jUtils.setLogLevel(org.apache.hadoop.metrics2.impl.MetricsSystemImpl.class.getName(),
-      "ERROR");
-
     this.dfsCluster =
       new MiniDFSCluster(0, this.conf, servers, true, true, true, null, racks, hosts, null);
     this.dfsClusterFixer = new FsDatasetAsyncDiskServiceFixer(dfsCluster);
@@ -708,10 +703,6 @@ public MiniDFSCluster startMiniDFSCluster(int servers, final String racks[], Str
 
   public MiniDFSCluster startMiniDFSClusterForTestWAL(int namenodePort) throws IOException {
     createDirsAndSetProperties();
-    // Error level to skip some warnings specific to the minicluster. See HBASE-4709
-    Log4jUtils.setLogLevel(org.apache.hadoop.metrics2.util.MBeans.class.getName(), "ERROR");
-    Log4jUtils.setLogLevel(org.apache.hadoop.metrics2.impl.MetricsSystemImpl.class.getName(),
-      "ERROR");
     dfsCluster =
       new MiniDFSCluster(namenodePort, conf, 5, false, true, true, null, null, null, null);
     this.dfsClusterFixer = new FsDatasetAsyncDiskServiceFixer(dfsCluster);
@@ -1184,9 +1175,6 @@ public MiniHBaseCluster startMiniHBaseCluster(StartMiniClusterOption option)
       conf.setInt(ServerManager.WAIT_ON_REGIONSERVERS_MAXTOSTART, option.getNumRegionServers());
     }
 
-    // Avoid log flooded with chore execution time, see HBASE-24646 for more details.
-    Log4jUtils.setLogLevel(org.apache.hadoop.hbase.ScheduledChore.class.getName(), "INFO");
-
     Configuration c = new Configuration(this.conf);
     this.hbaseCluster = new MiniHBaseCluster(c, option.getNumMasters(),
       option.getNumAlwaysStandByMasters(), option.getNumRegionServers(), option.getRsPorts(),