AppSignal

AppSignal s host metrics give you clear visibility into your servers health alongside your application data. Monitor key system indicators like CPU usage, memory consumption, disk space, and load averages in real time. Understanding how your infrastructure performs helps you spot resource bottlenecks that can impact application stability and speed. By correlating host metrics with performance and error data, AppSignal lets you see the full picture and make informed decisions about scaling, capacity, and troubleshooting. The setup is lightweight and integrates smoothly with popular stacks including Ruby, Node.js, Python, Elixir, and Go.