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https://issues.apache.org/jira/browse/FLINK-2111?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15022598#comment-15022598
]
ASF GitHub Bot commented on FLINK-2111:
---------------------------------------
Github user sachingoel0101 commented on a diff in the pull request:
https://github.com/apache/flink/pull/750#discussion_r45636371
--- Diff:
flink-runtime-web/src/main/java/org/apache/flink/runtime/webmonitor/WebRuntimeMonitor.java
---
@@ -188,9 +189,12 @@ public WebRuntimeMonitor(
// Cancel a job via GET (for proper integration with
YARN this has to be performed via GET)
.GET("/jobs/:jobid/yarn-cancel", handler(new
JobCancellationHandler()))
- // DELETE is the preferred way of cancelling a job
(Rest-conform)
+ // DELETE is the preferred way of canceling a job
(Rest-conform)
.DELETE("/jobs/:jobid", handler(new
JobCancellationHandler()))
+ // stop a job
+ .DELETE("/jobs/:jobid/stop", handler(new
JobStoppingHandler()))
+
--- End diff --
`DELETE` is more conforming to the REST framework. `GET` is just a
workaround to support yarn when working on the AM proxy page. Yarn doesn't
transfer anything besides `GET` to the AM's http server.
> Add "stop" signal to cleanly shutdown streaming jobs
> ----------------------------------------------------
>
> Key: FLINK-2111
> URL: https://issues.apache.org/jira/browse/FLINK-2111
> Project: Flink
> Issue Type: Improvement
> Components: Distributed Runtime, JobManager, Local Runtime,
> Streaming, TaskManager, Webfrontend
> Reporter: Matthias J. Sax
> Assignee: Matthias J. Sax
> Priority: Minor
>
> Currently, streaming jobs can only be stopped using "cancel" command, what is
> a "hard" stop with no clean shutdown.
> The new introduced "stop" signal, will only affect streaming source tasks
> such that the sources can stop emitting data and shutdown cleanly, resulting
> in a clean shutdown of the whole streaming job.
> This feature is a pre-requirment for
> https://issues.apache.org/jira/browse/FLINK-1929
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