Sun GlassFish Message Queue 4.4 Administration Guide

JVM Metrics

Table 21–1 shows the metrics information that the broker reports for the broker process JVM (Java Virtual Machine) heap.

Table 21–1 JVM Metrics

Metrics Quantity 

Description 

Log File? 

metrics bkrMetric Type

Metrics Topic 

JVM heap: total memory

Current total memory, in bytes 

Yes 

cxn

mq.metrics.jvm

JVM heap: free memory

Amount of memory currently available for use, in bytes 

Yes 

cxn

mq.metrics.jvm

JVM heap: max memory

Maximum allowable heap size, in bytes 

Yes 

None 

mq.metrics.jvm