MySQL Cluster Manager 8.4 marks the start of a new series of LTS (Long Term Support) releases. MySQL Cluster Manager 8.4 is recommended for use on production systems.
The 8.4.X LTS releases will focus on security and bug fixes while the next Innovation series will include new features.
Here is a summary of the major changes for MySQL Cluster Manager going from series 8.0 to series 8.4:
MySQL Cluster Manager now supportsTLS Link Encryption for NDB Cluster. SeeSection 4.11, “Using TLS Connections for NDB Clusters” for details.
Encrypted connections for agents and clients are now supported by MySQL Cluster Manager. SeeSection 4.10, “Using Encrypted Connections for MySQL Cluster Manager Agents and Clients” for details.
The
/etc/init.d/mcmdscript has been removed from delivery packages for the Solaris platform.The
--backgroundoption for themcm client commands have been removed.The command-line format of the following options has been deprecated since release 8.0.30, and it can no longer be used now:
Use the
--mcmd.[format instead, or specify the options in the configuration file.option]The
show statuscommand can now be used without any options, in which case the runtime information of themcmd agent the client connected to is returned.