Event Reports Generated in NDB Cluster These events relate to Cluster errors and warnings. The presence of one or more of these generally indicates that a major malfunction or failure has occurred. These events provide general information about the state of the cluster and activities associated with Cluster maintenance, such as logging and heartbeat transmission. SentHeartbeat  events are available only if NDB Cluster was compiled with VM_TRACE  enabled. These events are associated with entering and exiting single user mode. These events provide information about backups being created or restored. 4471 BACKUP Events SINGLEUSER Events Note INFO Events Table 23.61 Events relating to cluster errors and warnings Table 23.62 Information events Table 23.63 Events relating to single user mode Event Priority Severity Level Description TransporterError 2 ERROR Transporter error TransporterWarning 8 WARNING Transporter warning MissedHeartbeat 8 WARNING Node  X  missed heartbeat number  Y DeadDueToHeartbeat 8 ALERT Node  X  declared  “dead” due to missed heartbeat WarningEvent 2 WARNING General warning event SubscriptionStatus 4 WARNING Change in subscription status Event Priority Severity Level Description SentHeartbeat 12 INFO Sent heartbeat CreateLogBytes 11 INFO Create log: Log part, log file, size in MB InfoEvent 2 INFO General informational event EventBufferStatus 7 INFO Event buffer status EventBufferStatus2 7 INFO Improved event buffer status information Event Priority Severity Level Description SingleUser 7 INFO Entering or exiting single user mode