Github user tdas commented on a diff in the pull request:
https://github.com/apache/spark/pull/9373#discussion_r43949437
--- Diff:
streaming/src/main/scala/org/apache/spark/streaming/util/FileBasedWriteAheadLogReader.scala
---
@@ -55,6 +55,19 @@ private[streaming] class
FileBasedWriteAheadLogReader(path: String, conf: Config
logDebug("Error reading next item, EOF reached", e)
close()
false
+ case e: IOException =>
+ logWarning("Error while trying to read data. If the file was
deleted, " +
+ "this should be okay.", e)
+ close()
+ if (HdfsUtils.checkFileExists(path, conf)) {
+ // if file exists, this could be a legitimate error
+ throw e
+ } else {
+ // file was deleted. This can occur when the daemon cleanup
thread takes time to
--- End diff --
super nit: file -> File
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