Oracle 5.0 Reference Manual page 1692

Cluster". These log messages also correspond to log event types in the MGM API; see
Ndb_logevent_type
Log Message.
Node mgm_node_id: Node
data_node_id Connected
Description. The data node having node ID
has connected to the management server (node
mgm_node_id).
Log Message.
Node mgm_node_id: Node
data_node_id Disconnected
Description. The data node having node ID
has disconnected from the management
data_node_id
server (node mgm_node_id).
Log Message.
Node data_node_id:
Communication to Node api_node_id closed
Description. The API node or SQL node having node ID
is no longer communicating with data node
api_node_id
data_node_id.
Log Message.
Node data_node_id:
Communication to Node api_node_id opened
Description. The API node or SQL node having node
ID is now communicating with data node
api_node_id
data_node_id.
Log Message.
Node mgm_node_id: Node
api_node_id: API version
Description. The API node having node ID
has connected to management node
api_node_id
using
mgm_node_id NDB
the same as the MySQL version number).
Log Message.
Node node_id: Global checkpoint
gci started
Description. A global checkpoint with the ID
been started; node
node_id
this global checkpoint.
Log Message.
Node node_id: Global checkpoint
gci completed
Description. The global checkpoint having the ID
has been completed; node
responsible for this global checkpoint.
MySQL Cluster Log Messages
Type, for related information of interest to Cluster API developers.
API version
version
is the master responsible for
was the master
node_id
1672
Event Name.
Event Type.
node_id
Priority.
Severity.
Event Name.
Event Type.
Priority.
Severity.
Event Name.
CommunicationClosed
Event Type.
Priority.
Severity.
Event Name.
CommunicationOpened
Event Type.
Priority.
Severity.
Event Name.
ConnectedApiVersion
Event Type.
Priority.
(generally
Severity.
Event Name.
GlobalCheckpointStarted
has Event Type.
gci
Priority.
Severity.
Event Name.
GlobalCheckpointCompleted
Event Type.
gci
Priority.
Severity.
The
Connected
Connection
8
INFO
Disconnected
Connection
8
ALERT
Connection
8
INFO
Connection
8
INFO
Connection
8
INFO
Checkpoint
9
INFO
Checkpoint
10
INFO