NewRelic - New Relic is a Software Analytics company that makes sense of billions of metrics across millions of apps. We help the people who build modern software understand the stories their data is trying to tell them.
perf - Perf is a simple app monitoring solution paired with meaningful alerts.
Datadog - See metrics from all of your apps, tools & services in one place with Datadog's cloud monitoring as a service solution. Try it for free.
strace - Trace system calls and signals. A diagnostic, debugging and instructional userspace utility.
AppDynamics - Get real-time insight from your apps using Application Performance Management—how they’re being used, how they’re performing, where they need help.
ltrace - ltrace intercepts and records dynamic library calls which are called by an executed process and the...