Apache::LogFormat::Compiler YAPC::Asia 2013 Tokyo LT-ThonThis story describes the development of the Apache::LogFormat::Compiler (ALFC) module by an operations engineer to optimize logging performance in a web application. The original PM::AccessLog module was identified as a performance bottleneck by profiling tools. Several optimizations were tried, including the PM::AxsLog middleware, but it only supported fixed log formats. The operations engineer t
