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https://issues.apache.org/jira/browse/FLINK-2111?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14727109#comment-14727109
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ASF GitHub Bot commented on FLINK-2111:
---------------------------------------
Github user mjsax commented on a diff in the pull request:
https://github.com/apache/flink/pull/750#discussion_r38515501
--- Diff: docs/apis/cli.md ---
@@ -185,6 +189,18 @@ Action "list" lists running and scheduled programs.
-s,--scheduled Show only scheduled programs and their
JobIDs
+Action "stop" stops a running program (streaming jobs only).
+
+ Syntax: stop [OPTIONS] <Job ID>
+ "stop" action options:
+ -m,--jobmanager <host:port> Address of the JobManager (master) to
which
+ to connect. Specify 'yarn-cluster' as
the
+ JobManager to deploy a YARN cluster for
the
+ job. Use this flag to connect to a
different
--- End diff --
I never tried it in a yarn cluster. Do you think it needs special handling?
Basically, the "stop" signal is sent to the JobManager which forward the signal
to all sources. This should be independent if yarn is involved or not. But I
don't have any experience with yarn. Tell me if I am wrong.
> 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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