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Subject [GitHub] [spark] tgravescs commented on a change in pull request #27636: [SPARK-30873][CORE][YARN]Handling Node Decommissioning for Yarn cluster manger in Spark
Date Mon, 09 Mar 2020 15:26:49 GMT
tgravescs commented on a change in pull request #27636: [SPARK-30873][CORE][YARN]Handling Node
Decommissioning for Yarn cluster manger in Spark
URL: https://github.com/apache/spark/pull/27636#discussion_r389760759
 
 

 ##########
 File path: core/src/main/scala/org/apache/spark/scheduler/cluster/ClusterInfo.scala
 ##########
 @@ -0,0 +1,94 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.spark.scheduler.cluster
+
+import java.text.SimpleDateFormat
+
+import scala.collection.mutable.{HashMap}
+
+import org.apache.hadoop.yarn.api.records.{NodeState => YarnNodeState}
+
+/**
+ * State of the node.
+ * Add the node state depending upon the cluster manager, For Yarn
+ * getYarnNodeState is added to create the node state for Decommission Tracker
+ */
+private[spark] object NodeState extends Enumeration {
+  val RUNNING, DECOMMISSIONED, GRACEFUL_DECOMMISSIONING, DECOMMISSIONING, LOST, OTHER = Value
 
 Review comment:
   document differences between GRACEFUL_DECOMMISSIONING and DECOMMISSIONING

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