Github user franz1981 commented on the issue: https://github.com/apache/activemq-artemis/pull/2015 @gaohoward > I think using mapped file will get better performance over the NIO channel read. @orpiske have some nice idea to test it for sure :P > It would be better to have a unit test with it. @clebertsuconic wdyt? @clebertsuconic @gaohoward If you 2 will vote for the chunked version I will squash the 2 commits and provide a unit test to cover this new implementation: ATM it is just using the tests related to large messages. @clebertsuconic > I think so too.. but I would do it in the context of a refactoring in AMQP also That means that the same large body encoder should be reused for it as well?