Github user szyszy commented on a diff in the pull request: https://github.com/apache/spark/pull/20761#discussion_r222886705 --- Diff: resource-managers/yarn/src/main/scala/org/apache/spark/deploy/yarn/ResourceRequestValidator.scala --- @@ -0,0 +1,70 @@ +/* + * 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.deploy.yarn + +import scala.collection.mutable + +import org.apache.spark.{SparkConf, SparkException} +import org.apache.spark.deploy.yarn.config._ + +private object ResourceRequestValidator { + private val ERROR_PREFIX: String = "Error:" + + /** + * Validates sparkConf and throws a SparkException if a standard resource (memory or cores) + * is defined with the property spark.yarn.x.resource.y<br> + * + * Example of an invalid config:<br> --- End diff -- fixed
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