This looks very impressive: https://github.com/PlatformLab/NanoLog
Not sure if this can be used in production or is just a research project, but the numbers look very good. There are some good ideas there (the whitepaper has more details): * do as much work as possible at compile time * log into a thread local buffer, with a background thread writing to disk * binary format, use post processing to render to text Wonder if we can use some of these ideas in the Apache logging projects. Remko (Shameless plug) Every java main() method deserves http://picocli.info
