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https://issues.apache.org/jira/browse/FLINK-7840?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16219519#comment-16219519
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ASF GitHub Bot commented on FLINK-7840:
---------------------------------------
Github user zentol commented on a diff in the pull request:
https://github.com/apache/flink/pull/4827#discussion_r146986377
--- Diff: flink-runtime/pom.xml ---
@@ -427,17 +427,42 @@ under the License.
<goal>shade</goal>
</goals>
<configuration>
+ <!-- we need this to
avoid having to specify all of akka's dependencies -->
+
<promoteTransitiveDependencies>true</promoteTransitiveDependencies>
--- End diff --
Why exactly do we need this? AFAIK you can shade transitive dependencies
without promoting them.
> Shade Akka's Netty Dependency
> -----------------------------
>
> Key: FLINK-7840
> URL: https://issues.apache.org/jira/browse/FLINK-7840
> Project: Flink
> Issue Type: Improvement
> Components: Build System
> Reporter: Stephan Ewen
> Assignee: Stephan Ewen
> Fix For: 1.4.0
>
>
> In order to avoid clashes between different Netty versions we should shade
> Akka's Netty away.
> These dependency version clashed manifest themselves in very subtle ways,
> like occasional deadlocks.
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