srowen commented on a change in pull request #28606: URL: https://github.com/apache/spark/pull/28606#discussion_r429551102
########## File path: resource-managers/yarn/src/main/scala/org/apache/spark/deploy/yarn/YarnAllocatorBlacklistTracker.scala ########## @@ -103,7 +103,16 @@ private[spark] class YarnAllocatorBlacklistTracker( refreshBlacklistedNodes() } - def isAllNodeBlacklisted: Boolean = currentBlacklistedYarnNodes.size >= numClusterNodes + def isAllNodeBlacklisted: Boolean = { + if (numClusterNodes <= 0) { + logWarn("There's no available nodes reported, please check Resource Manager.") + false + } else if (currentBlacklistedYarnNodes.size >= numClusterNodes) { + true Review comment: if (x) true else false is redundant; just return the value of the predicate as before. ########## File path: resource-managers/yarn/src/main/scala/org/apache/spark/deploy/yarn/YarnAllocatorBlacklistTracker.scala ########## @@ -103,7 +103,16 @@ private[spark] class YarnAllocatorBlacklistTracker( refreshBlacklistedNodes() } - def isAllNodeBlacklisted: Boolean = currentBlacklistedYarnNodes.size >= numClusterNodes + def isAllNodeBlacklisted: Boolean = { + if (numClusterNodes <= 0) { + logWarn("There's no available nodes reported, please check Resource Manager.") Review comment: "There are", or just drop the first word. ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org For additional commands, e-mail: reviews-h...@spark.apache.org