#combined
:remote-addr - :remote-user [:date[clf]] ":method :url HTTP/:http-version" :status :res[content-length] ":referrer" ":user
#common
:remote-addr - :remote-user [:date[clf]] ":method :url HTTP/:http-version" :status :res[content-length]
#dev
:method :url :status :response-time ms - :res[content-length]
#tiny
:method :url :status :res[content-length] - :response-time ms