ndb_config — Extract NDB Cluster Configuration Information Format Description Added, Deprecated, or Removed --usage , -? Display help text and exit; same as --help (Supported in all NDB releases based on MySQL 8.0) --version , -V Display version information and exit (Supported in all NDB releases based on MySQL 8.0) --configinfo --xml Use --xml with --configinfo to obtain a dump of all NDB configuration parameters in XML format with default, maximum, and minimum values (Supported in all NDB releases based on MySQL 8.0) Command-Line Format --cluster-config-suffix=name Introduced 8.0.24-ndb-8.0.24 Type String Default Value [none] • cluster-config-suffix • --configinfo Override defaults group suffix when reading cluster configuration sections in  my.cnf ; used in testing. The  --configinfo  option causes  ndb_config  to dump a list of each NDB Cluster configuration parameter supported by the NDB Cluster distribution of which  ndb_config  is a part, including the following information: By default, this output is in text format. Part of this output is shown here: •A brief description of each parameter’s purpose, effects, and usage •The section of the  config.ini  file where the parameter may be used •The parameter’s data type or unit of measurement •Where applicable, the parameter’s default, minimum, and maximum values •NDB Cluster release version and build information shell>  ndb_config --configinfo ****** SYSTEM ****** Name (String) Name of system (NDB Cluster) MANDATORY PrimaryMGMNode (Non-negative Integer) Node id of Primary ndb_mgmd(MGM) node Default: 0 (Min: 0, Max: 4294967039) ConfigGenerationNumber (Non-negative Integer) Configuration generation number Default: 0 (Min: 0, Max: 4294967039) 4283