The text discusses various tools that can be used to collect metrics from ActiveMQ messaging infrastructure, including ActiveMQ command line tools, the ActiveMQ Web Console, JConsole, Hawtio, and the statistics plugin and management message API. The tools are compared in terms of their capabilities, ease of use, and the types of metrics they provide. The text also covers how to configure and launch JConsole to view ActiveMQ metrics remotely, as well as how to use Hawtio to visualize timeseries graphs of metrics. Additionally, it introduces the statistics plugin and management message API, which allow for programmatically fetching metrics by sending and receiving JMS messages. Finally, the text highlights the importance of comprehensive monitoring of the entire messaging infrastructure, including producers, consumers, and infrastructure, to identify bottlenecks and troubleshoot performance issues.