From dac0811c13a517a7960f32b104d80af8f47e6609 Mon Sep 17 00:00:00 2001
From: ChaosJu <chaosju@163.com>
Date: Fri, 18 Feb 2022 14:56:43 +0800
Subject: [PATCH]  YARN-11077. containersToClean not need to use TreeSet In
 RMNodeImpl

---
 .../hadoop/yarn/server/resourcemanager/rmnode/RMNodeImpl.java  | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/rmnode/RMNodeImpl.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/rmnode/RMNodeImpl.java
index b8aaea5de33..27372208b58 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/rmnode/RMNodeImpl.java
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/rmnode/RMNodeImpl.java
@@ -163,8 +163,7 @@ public class RMNodeImpl implements RMNode, EventHandler<RMNodeEvent> {
       new HashSet<ContainerId>();
 
   /* set of containers that need to be cleaned */
-  private final Set<ContainerId> containersToClean = new TreeSet<ContainerId>(
-      new ContainerIdComparator());
+  private final Set<ContainerId> containersToClean = new HashSet<ContainerId>();
 
   /* set of containers that need to be signaled */
   private final List<SignalContainerRequest> containersToSignal =