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From "ASF GitHub Bot (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (FLINK-6655) Misleading error message when HistoryServer path is empty
Date Wed, 21 Jun 2017 12:48:02 GMT

    [ https://issues.apache.org/jira/browse/FLINK-6655?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16057411#comment-16057411

ASF GitHub Bot commented on FLINK-6655:

GitHub user zhangminglei opened a pull request:


    [FLINK-6655] Add validateAndNormalizeUri method to MemoryArchivist

    Thanks for contributing to Apache Flink. Before you open your pull request, please take
the following check list into consideration.
    If your changes take all of the items into account, feel free to open your pull request.
For more information and/or questions please refer to the [How To Contribute guide](http://flink.apache.org/how-to-contribute.html).
    In addition to going through the list, please provide a meaningful description of your
    - [ ] General
      - The pull request references the related JIRA issue ("[FLINK-XXX] Jira title text")
      - The pull request addresses only one issue
      - Each commit in the PR has a meaningful commit message (including the JIRA id)
    - [ ] Documentation
      - Documentation has been added for new functionality
      - Old documentation affected by the pull request has been updated
      - JavaDoc for public methods has been added
    - [ ] Tests & Build
      - Functionality added by the pull request is covered by tests
      - `mvn clean verify` has been executed successfully locally or a Travis build has passed

You can merge this pull request into a Git repository by running:

    $ git pull https://github.com/zhangminglei/flink flink-6655

Alternatively you can review and apply these changes as the patch at:


To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:

    This closes #4156
commit 700453627f8d922b9733d14f4953c9827979d79b
Author: zhangminglei <zml13856086071@163.com>
Date:   2017-06-21T12:45:55Z

    [FLINK-6655] Add validateAndNormalizeUri method to MemoryArchivist


> Misleading error message when HistoryServer path is empty
> ---------------------------------------------------------
>                 Key: FLINK-6655
>                 URL: https://issues.apache.org/jira/browse/FLINK-6655
>             Project: Flink
>          Issue Type: Bug
>          Components: History Server
>    Affects Versions: 1.3.0
>            Reporter: Timo Walther
>            Assignee: mingleizhang
>            Priority: Minor
> If the HistoryServer {{jobmanager.archive.fs.dir}} if e.g. {{file://}}. The following
exception mentions checkpoints, which is misleading.
> {code}
> java.lang.IllegalArgumentException: Cannot use the root directory for checkpoints.
> 	at org.apache.flink.runtime.state.filesystem.FsStateBackend.validateAndNormalizeUri(FsStateBackend.java:358)
> 	at org.apache.flink.runtime.jobmanager.MemoryArchivist.org$apache$flink$runtime$jobmanager$MemoryArchivist$$archiveJsonFiles(MemoryArchivist.scala:201)
> 	at org.apache.flink.runtime.jobmanager.MemoryArchivist$$anonfun$handleMessage$1.applyOrElse(MemoryArchivist.scala:107)
> 	at scala.runtime.AbstractPartialFunction$mcVL$sp.apply$mcVL$sp(AbstractPartialFunction.scala:33)
> 	at scala.runtime.AbstractPartialFunction$mcVL$sp.apply(AbstractPartialFunction.scala:33)
> 	at scala.runtime.AbstractPartialFunction$mcVL$sp.apply(AbstractPartialFunction.scala:25)
> 	at org.apache.flink.runtime.LogMessages$$anon$1.apply(LogMessages.scala:33)
> 	at org.apache.flink.runtime.LogMessages$$anon$1.apply(LogMessages.scala:28)
> 	at scala.PartialFunction$class.applyOrElse(PartialFunction.scala:118)
> 	at org.apache.flink.runtime.LogMessages$$anon$1.applyOrElse(LogMessages.scala:28)
> 	at akka.actor.Actor$class.aroundReceive(Actor.scala:467)
> 	at org.apache.flink.runtime.jobmanager.MemoryArchivist.aroundReceive(MemoryArchivist.scala:65)
> 	at akka.actor.ActorCell.receiveMessage(ActorCell.scala:516)
> 	at akka.actor.ActorCell.invoke(ActorCell.scala:487)
> 	at akka.dispatch.Mailbox.processMailbox(Mailbox.scala:238)
> 	at akka.dispatch.Mailbox.run(Mailbox.scala:220)
> 	at akka.dispatch.ForkJoinExecutorConfigurator$AkkaForkJoinTask.exec(AbstractDispatcher.scala:397)
> 	at scala.concurrent.forkjoin.ForkJoinTask.doExec(ForkJoinTask.java:260)
> 	at scala.concurrent.forkjoin.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1339)
> 	at scala.concurrent.forkjoin.ForkJoinPool.runWorker(ForkJoinPool.java:1979)
> 	at scala.concurrent.forkjoin.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:107)
> {code}

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