A collection of Erlang performance monitoring and debugging tools, including process/network visualization and safe tracing.
eper is a collection of Erlang performance and debugging tools that help developers monitor and analyze Erlang/OTP systems. It includes utilities for visualizing processes, network traffic, memory allocators, and safe tracing of live systems. The project addresses the need for practical, real-time observability in Erlang applications.
Erlang/OTP developers and system administrators who need to monitor, profile, and debug production or development Erlang systems. It's particularly useful for those working on performance optimization or troubleshooting distributed applications.
Developers choose eper for its focused, standalone tools that are simpler and safer to use than some built-in OTP alternatives. The redbug tool, in particular, offers a more user-friendly and controlled tracing experience compared to OTP's dbg.
Erlang performance and debugging tools
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Redbug offers a user-friendly interface with built-in safety limits, making it a safer alternative to OTP's dbg for debugging production systems, as highlighted in the key features.
Tools like dtop and ntop provide immediate insights into process activity and network traffic, enabling quick identification of bottlenecks without complex setup, per the philosophy.
eper focuses on easy-to-use, standalone utilities that emphasize usability over integration, allowing developers to deploy specific tools as needed without overhead.
Some tools, such as dtop, have been reimplemented in OTP as etop, making them redundant and potentially less optimized for modern use, as admitted in the README.
The project is in maintenance mode with no new features planned, which risks compatibility issues with future Erlang releases and limits support for emerging needs.
As a loose collection of utilities, eper lacks a unified interface, requiring users to manage and integrate tools separately, which can be cumbersome compared to integrated solutions.