HiveMQ 4.9.3 Maintenance Release

The HiveMQ team is pleased to announce the availability of HiveMQ 4.9.3.

This maintenance release for the 4.9 series includes the following improvements:

HiveMQ Server

• Improved stability and performance for inbound PUBLISH packets to high volume shared subscriptions.
• Optimized memory consumption when millions of clients are connected.
• Fixed an issue that could cause a delay in metrics when millions of clients are connected.
• Improved metric reporting for nodes with millions of connected clients.
• Fixed an issue to prevent a potential memory leak on systems where no extension sets plugin initializers.

HiveMQ Swarm

• Improved user feedback when an incomplete HiveMQ Swarm REST API configuration is detected.

Have a great day, The HiveMQ Team