The HiveMQ team is pleased to announce the availability of HiveMQ 3.4.3. This is a maintenance release for the 3.4 series and brings the following improvements:

• Improved Web UI for topic filter only trace recordings.
• Improved replication for inflight messages.
• Added warning for possibly incorrect configuration of static cluster discovery.
• Improved publish performance, when dealing with large amounts of subscriptions.
• Updated the event log message for a full inflight queue.
• Improved Web UI browser session timeout handling.
• Fixed an issue for queued message replication when using in memory persistence.
• Fixed an unwanted error log message that rarely occurred, when disconnecting a client while publishing.
• Improved handling for changes in queued messages configuration during rolling upgrades.
• Improved handling for queued messages when inflight queue is already full.
• Fixed an issue with the retained message metric that could result in incorrect values.
• Prevented cosmetic exceptions during shutdown and cluster topology changes.
• Updated log messages when client was disconnected via Web UI.
• Fixed an issue where the duplicate delivery flag was set incorrectly.
• Improved logging for invalid CONNECT messages.
• Improved runtime reload for TLS keystores.
• Improved Java 11 support.

You can download the new HiveMQ version here.

We recommend upgrading to this version, if you are a HiveMQ 3.4.x user.

Have a great day, The HiveMQ Team

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