Github user vanzin commented on a diff in the pull request: https://github.com/apache/spark/pull/14371#discussion_r73765309 --- Diff: streaming/src/main/scala/org/apache/spark/streaming/util/FileBasedWriteAheadLog.scala --- @@ -231,13 +232,17 @@ private[streaming] class FileBasedWriteAheadLog( val logDirectoryPath = new Path(logDirectory) val fileSystem = HdfsUtils.getFileSystemForPath(logDirectoryPath, hadoopConf) - if (fileSystem.exists(logDirectoryPath) && - fileSystem.getFileStatus(logDirectoryPath).isDirectory) { - val logFileInfo = logFilesTologInfo(fileSystem.listStatus(logDirectoryPath).map { _.getPath }) - pastLogs.clear() - pastLogs ++= logFileInfo - logInfo(s"Recovered ${logFileInfo.size} write ahead log files from $logDirectory") - logDebug(s"Recovered files are:\n${logFileInfo.map(_.path).mkString("\n")}") + try { + if (fileSystem.getFileStatus(logDirectoryPath).isDirectory) { --- End diff -- If this check necessary? Wouldn't `listStatus` fail if the directory does not exist or is a file?
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