[erlang-questions] [ANN] Lager - a new logging framework for Erlang/OTP

[Max Lapshin]

On Fri, Jul 22, 2011 at 12:44 AM, Tim Watson <watson.timothy@REDACTED> wrote:
> temporary period. Filtering out certainly logging levels at compile
> time is quite easy - tuning to get good performance at runtime without
> sacrificing flexibility is harder. Besides, log4erl also supports
> changing log levels on the appenders at runtime, so it is also doing
> some work at runtime.

log4erl compiles filtering module in runtime. It really works.