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Stephan Ewen commented on FLINK-3952: ------------------------------------- Good idea in general. Last time we bumped Netty, however, we had a bad surprise, because the memory allocation pattern of the pools changed, and people were getting OOM exceptions. We need to carefully validate the change. > Bump Netty to 4.1 > ----------------- > > Key: FLINK-3952 > URL: https://issues.apache.org/jira/browse/FLINK-3952 > Project: Flink > Issue Type: Improvement > Components: Core, Hadoop Compatibility > Reporter: rektide de la fey > Labels: netty > > Netty 4.1 is about to release final. This release has [a number of > significant > enhancements|http://netty.io/wiki/new-and-noteworthy-in-4.1.html], and in > particular I find HTTP/2 codecs to be incredibly desirable to have. > Additionally, hopefully, the [Hadoop patches for Netty > 4.1|https://issues.apache.org/jira/browse/HADOOP-11716] get some tests and > get merged, & I believe if/when that happens it'll be important for Flink to > also be using the new Netty minor version. -- This message was sent by Atlassian JIRA (v6.3.4#6332)