3.3.7 The ndb_mgm_event_category Type

Description.  These are the log event categories referenced in Section 3.3.4, “The Ndb_logevent_type Type”. They are also used by the MGM API functions ndb_mgm_set_clusterlog_loglevel() and ndb_mgm_listen_event().

Enumeration values.  Possible values are shown, along with descriptions, in the following table:

ValueDescription
NDB_MGM_ILLEGAL_EVENT_CATEGORYInvalid log event category
NDB_MGM_EVENT_CATEGORY_STARTUPLog events occurring during startup
NDB_MGM_EVENT_CATEGORY_SHUTDOWNLog events occurring during shutdown
NDB_MGM_EVENT_CATEGORY_STATISTICStatistics log events
NDB_MGM_EVENT_CATEGORY_CHECKPOINTLog events related to checkpoints
NDB_MGM_EVENT_CATEGORY_NODE_RESTARTLog events occurring during node restart
NDB_MGM_EVENT_CATEGORY_CONNECTIONLog events relating to connections between cluster nodes
NDB_MGM_EVENT_CATEGORY_BACKUPLog events relating to backups
NDB_MGM_EVENT_CATEGORY_CONGESTIONLog events relating to congestion
NDB_MGM_EVENT_CATEGORY_INFOUncategorised log events (severity level INFO)
NDB_MGM_EVENT_CATEGORY_ERRORUncategorised log events (severity level WARNING, ERROR, CRITICAL, or ALERT)

See Section 3.2.7.4, “ndb_mgm_set_clusterlog_loglevel(), and Section 3.2.1.1, “ndb_mgm_listen_event(), for more information.