[GitHub] spark pull request: [SPARK-14109][SQL] Fix HDFSMetadataLog to fall...

[marmbrus <gi...@git.apache.org>]

Github user marmbrus commented on a diff in the pull request:

    https://github.com/apache/spark/pull/11925#discussion_r59487598
  
    --- Diff: sql/core/src/main/scala/org/apache/spark/sql/execution/streaming/HDFSMetadataLog.scala ---
    @@ -196,4 +195,148 @@ class HDFSMetadataLog[T: ClassTag](sqlContext: SQLContext, path: String)
         }
         None
       }
    +
    +  private def createFileManager(): FileManager = {
    +    val hadoopConf = sqlContext.sparkContext.hadoopConfiguration
    +    try {
    +      new FileContextManager(metadataPath, hadoopConf)
    +    } catch {
    +      case e: UnsupportedFileSystemException =>
    +        logWarning("Could not use FileContext API for managing metadata log file. The log may be" +
    +          "inconsistent under failures.", e)
    --- End diff --
    
    Can we remove this stack trace?  Its not helpful (the error is always thrown from `createFileSystem`.


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