zentol commented on a change in pull request #18565:
URL: https://github.com/apache/flink/pull/18565#discussion_r795605984
##########
File path: pom.xml
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@@ -723,10 +723,10 @@ under the License.
<groupId>org.slf4j</groupId>
<artifactId>slf4j-log4j12</artifactId>
</exclusion>
- <!-- Netty is only needed for ZK
servers, not clients -->
<exclusion>
+ <!-- Netty is an optional
dependency, that we currently do not make use of. -->
<groupId>io.netty</groupId>
- <artifactId>netty</artifactId>
+ <artifactId>*</artifactId>
Review comment:
Because only applies to netty 3 which ZK 3.4 was using, while the
current ZK versions rely on netty 4.
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