Physical Destination Metrics

Table 21-4 shows the metrics information that the broker reports for individual destinations.

Table 21-4 Physical Destination Metrics

Metrics Quantity	Description	Log File?	`metrics` `dst`Metric Type	Metrics Topic
Message Consumers
Num consumers	Current number of associated message consumers For queue destinations, this attribute includes both active and backup consumers. For topic destinations, it includes both nondurable and (active and inactive) durable subscribers and is equivalent to “Num active consumers.”	No	`con`	`mq.metrics.destination.queue.queueNamemq.metrics.destination.topic.topicName`
Peak num consumers	Peak number of associated message consumers since broker started For queue destinations, this attribute includes both active and backup consumers. For topic destinations, it includes both nondurable and (active and inactive) durable subscribers and is equivalent to “Peak num active consumers.”	No	`con`	`mq.metrics.destination.queue.queueNamemq.metrics.destination.topic.topicName`
Avg num consumers	Average number of associated message consumers since broker started For queue destinations, this attribute includes both active and backup consumers. For topic destinations, it includes both nondurable and (active and inactive) durable subscribers and is equivalent to “Avg num active consumers.”	No	`con`	`mq.metrics.destination.queue.queueNamemq.metrics.destination.topic.topicName`
Num active consumers	Current number of associated active message consumers For topic destinations, this attribute includes both nondurable and (active and inactive) durable subscribers and is equivalent to “Num consumers.”	No	`con`	`mq.metrics.destination.queue.queueNamemq.metrics.destination.topic.topicName`
Peak num active consumers	Peak number of associated active message consumers since broker started For topic destinations, this attribute includes both nondurable and (active and inactive) durable subscribers and is equivalent to “Peak num consumers.”	No	`con`	`mq.metrics.destination.queue.queueNamemq.metrics.destination.topic.topicName`
Avg num active consumers	Average number of associated active message consumers since broker started For topic destinations, this attribute includes both nondurable and (active and inactive) durable subscribers and is equivalent to “Avg num consumers.”	No	`con`	`mq.metrics.destination.queue.queueNamemq.metrics.destination.topic.topicName`
Num backup consumers¹	Current number of associated backup message consumers	No	`con`	`mq.metrics.destination.queue.queueNamemq.metrics.destination.topic.topicName`
Peak num backup consumers¹	Peak number of associated backup message consumers since broker started	No	`con`	`mq.metrics.destination.queue.queueNamemq.metrics.destination.topic.topicName`
Avg num backup consumers¹	Average number of associated backup message consumers since broker started	No	`con`	`mq.metrics.destination.queue.queueNamemq.metrics.destination.topic.topicName`
Stored Messages
Num messages	Current number of messages stored in memory and persistent store	No	`conttlrts`²	`mq.metrics.destination.queue.queueNamemq.metrics.destination.topic.topicName`
Num messages remote	Current number of messages stored in memory and persistent store that were sent from a remote broker in a cluster. This number does not include messages included in transactions.	No	Not Available³	Not Available
Peak num messages	Peak number of messages stored in memory and persistent store since broker started	No	`conttlrts`	`mq.metrics.destination.queue.queueNamemq.metrics.destination.topic.topicName`
Avg num messages	Average number of messages stored in memory and persistent store since broker started	No	`conttlrts`	`mq.metrics.destination.queue.queueNamemq.metrics.destination.topic.topicName`
Total message bytes	Current total size in bytes of messages stored in memory and persistent store	No	`ttlrts`²	`mq.metrics.destination.queue.queueNamemq.metrics.destination.topic.topicName`
Total message bytes remote	Current total size in bytes of messages stored in memory and persistent store that were sent from a remote broker in a cluster. This value does not include messages included in transactions.	No	Not Available ³	Not Available
Peak total message bytes	Peak total size in bytes of messages stored in memory and persistent store since broker started	No	`ttlrts`	`mq.metrics.destination.queue.queueNamemq.metrics.destination.topic.topicName`
Avg total message bytes	Average total size in bytes of messages stored in memory and persistent store since broker started	No	`ttlrts`	`mq.metrics.destination.queue.queueNamemq.metrics.destination.topic.topicName`
Message Flow
Num messages in	Cumulative number of messages received since broker started	No	`ttl`	`mq.metrics.destination.queue.queueNamemq.metrics.destination.topic.topicName`
Num messages out	Cumulative number of messages sent since broker started	No	`ttl`	`mq.metrics.destination.queue.queueNamemq.metrics.destination.topic.topicName`
Msg bytes in	Cumulative size in bytes of messages received since broker started	No	`ttl`	`mq.metrics.destination.queue.queueNamemq.metrics.destination.topic.topicName`
Msg bytes out	Cumulative size in bytes of messages sent since broker started	No	`ttl`	`mq.metrics.destination.queue.queueNamemq.metrics.destination.topic.topicName`
Peak message bytes	Size in bytes of largest single message received since broker started	No	`ttlrts`	`mq.metrics.destination.queue.queueNamemq.metrics.destination.topic.topicName`
Rate num messages in	Current rate of flow of messages received	No	`rts`	None
Rate num messages out	Current rate of flow of messages sent	No	`rts`	None
Rate msg bytes in	Current rate of flow of message bytes received	No	`rts`	None
Rate msg bytes out	Current rate of flow of message bytes sent	No	`rts`	None
Disk Utilization
Disk reserved⁴	Amount of disk space, in bytes, reserved for destination	No	`dsk`	`mq.metrics.destination.queue.queueNamemq.metrics.destination.topic.topicName`
Disk used⁴	Amount of disk space, in bytes, currently in use by destination	No	`dsk`	`mq.metrics.destination.queue.queueNamemq.metrics.destination.topic.topicName`
Disk utilization ratio⁴	Ratio of disk space in use to disk space reserved for destination	No	`dsk`	`mq.metrics.destination.queue.queueNamemq.metrics.destination.topic.topicName`

¹ Queue destinations only

² Also available with query dst command

³ Available only with imqcmd query dst command

⁴ File-based persistence only

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