RabbitMqCommon Monitoring

This section describes the types, names, and meanings of RabbitMqCommon metrics collected by APM.

**Table 1** RabbitMqCommon metrics
Category	Metric	Name	Description	Unit	Data Type	Default Aggregation Mode
Exception (exception: exception statistics of RabbitMqCommon calls)	exceptionType	Exception Type	Exception type	-	ENUM	LAST
	causeType	Exception Class	Exception class	-	ENUM	LAST
	count	Count	Number of times the exception has occurred	-	INT	SUM
	message	Exception Message	Message returned when the exception has occurred	-	STRING	LAST
	stackTrace	Exception Stack	Exception stack information	-	CLOB	LAST
Connection monitoring (connectionCount: APM counts connection statistics.)	connection	connection	Connection information	-	ENUM	LAST
	connectionCount	Current Connections	Current number of connections	-	INT	LAST
	channelCount	Current Channels	Current number of channels	-	INT	LAST
	connectionCreated	Created Connections	Number of connections that have been created	-	INT	SUM
	connectionClosed	Destroyed Connections	Number of connections that have been destroyed	-	INT	SUM
	channelCreated	Created Channels	Number of channels that have been created	-	INT	SUM
	channelClosed	Destroyed Channels	Number of channels that have been destroyed	-	INT	SUM
Total monitoring (total: APM counts connection statistics by connection.)	connection	connection	Connection information	-	ENUM	LAST
	connectionCount	Current Connections	Current number of connections	-	INT	LAST
	channelCount	Current Channels	Current number of channels	-	INT	LAST
	connectionCreated	Created Connections	Number of connections that have been created	-	INT	SUM
	connectionClosed	Destroyed Connections	Number of connections that have been destroyed	-	INT	SUM
	channelCreated	Created Channels	Number of channels that have been created	-	INT	SUM
	channelClosed	Destroyed Channels	Number of channels that have been destroyed	-	INT	SUM
RabbitMQ version (version)	version	Version	Version	-	STRING	LAST