stczwd commented on a change in pull request #28129: [SPARK-31346][SQL]Add new
configuration to make sure temporary directory cleaned
URL: https://github.com/apache/spark/pull/28129#discussion_r403807412
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File path:
sql/hive/src/main/scala/org/apache/spark/sql/hive/execution/SaveAsHiveFile.scala
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@@ -140,7 +141,9 @@ private[hive] trait SaveAsHiveFile extends
DataWritingCommand {
try {
createdTempDir.foreach { path =>
val fs = path.getFileSystem(hadoopConf)
- if (fs.delete(path, true)) {
+ // Sometimes (e.g., when speculative task is enabled), temporary
directories may be
+ // left uncleaned, confirmTempDirDeleted can confirm deleteOnExit.
+ if (fs.delete(path, true) && !SQLConf.get.confirmTempDirDeleted) {
Review comment:
It is happened when running tasks is killed after Job committed, maybe the
better way to solve this is checking the job's tasks status. However it seems
it is impossible to check status here, thus I add new configuration to this.
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