[GitHub] flink pull request: [FLINK-1179] Add button to JobManager web inte...

[chiwanpark]

GitHub user chiwanpark opened a pull request:

    https://github.com/apache/flink/pull/374

    [FLINK-1179] Add button to JobManager web interface to request stack trace 
of a TaskManager

    This PR contains following changes:
    * Add public constructors of `org.apache.flink.runtime.instance.InstanceID` 
for sending instance ID from web interface to job manager
    * Add a helper method called `getRegisteredInstanceById(InstanceID)` into 
`org.apache.flink.runtime.instance.InstanceManager` for finding Akka Actor from 
instance ID
    * Add akka messages called `RequestStackTrace`, `SendStackTrace` and 
`StackTrace`
    * Modify a task manager page in web interface of job manager to request and 
show stack trace of a task manager
    
    The following image is a screenshot of web interface of job manager.
    
    ![screen shot 2015-02-08 at 3 49 51 
pm](https://cloud.githubusercontent.com/assets/1941681/6095765/9293e996-afaf-11e4-9e8e-4dcd69ce595b.png)


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

    $ git pull https://github.com/chiwanpark/flink FLINK-1179

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

    https://github.com/apache/flink/pull/374.patch

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

    This closes #374
    
----
commit 83ab236ce52dd8c3b0aa0b94ee8644a4de28e152
Author: Chiwan Park <chiwanp...@icloud.com>
Date:   2015-02-08T06:36:19Z

    [FLINK-1179] [runtime] Add helper method for InstanceID

commit a2a0a0f8261851c93330417f3c60a16c5f1d2dd5
Author: Chiwan Park <chiwanp...@icloud.com>
Date:   2015-02-08T07:05:29Z

    [FLINK-1179] Add internal API for obtaining StackTrace

commit 423e64ca4cc6ad4a9396e4418eab95ce5b81b219
Author: Chiwan Park <chiwanp...@icloud.com>
Date:   2015-02-08T07:10:03Z

    [FLINK-1179] [jobmanager] Add button to JobManager web interface to request 
stack trace of a TaskManager

----


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