Github user steveloughran commented on a diff in the pull request:
https://github.com/apache/spark/pull/19294#discussion_r140658582
--- Diff:
core/src/main/scala/org/apache/spark/internal/io/HadoopMapReduceCommitProtocol.scala
---
@@ -130,17 +135,21 @@ class HadoopMapReduceCommitProtocol(jobId: String,
path: String)
val filesToMove = taskCommits.map(_.obj.asInstanceOf[Map[String,
String]])
.foldLeft(Map[String, String]())(_ ++ _)
logDebug(s"Committing files staged for absolute locations
$filesToMove")
- val fs = absPathStagingDir.getFileSystem(jobContext.getConfiguration)
- for ((src, dst) <- filesToMove) {
- fs.rename(new Path(src), new Path(dst))
+ if (hasAbsPathFiles) {
+ val fs = absPathStagingDir.getFileSystem(jobContext.getConfiguration)
+ for ((src, dst) <- filesToMove) {
+ fs.rename(new Path(src), new Path(dst))
+ }
+ fs.delete(absPathStagingDir, true)
}
- fs.delete(absPathStagingDir, true)
--- End diff --
can do, now you've got a little mock committer in someone can just extend
it to optionally throw an IOE in abort().
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