The code underneath is : https://github.com/akka/akka/blob/master/akka-stream/src/main/scala/akka/stream/impl/fusing/Ops.scala#L1306
I use : debugLogging = true "org.slf4j" % "slf4j-api" % "1.7.22", "org.slf4j" % "slf4j-log4j12" % "1.7.22" "com.typesafe.scala-logging" %% "scala-logging" % "3.5.0" and I have debug levels in log4j.properties : log4j.rootLogger=DEBUG, stdout log4j.logger.akka.stream=DEBUG, stdout ActorLogging and LazyLogging log properly in my entire application, but I cannot make akka-stream log anything .... On Tue, Feb 21, 2017 at 1:01 PM, Konrad Malawski < konrad.malaw...@lightbend.com> wrote: > Why wouldn't stage.log work Jason? > It uses the exact same infra as actor logging. > > What do you mean by not working? Were you using the slf4j adapter > (dependency + settings)? > > -- > Konrad `ktoso` Malawski > Akka <http://akka.io> @ Lightbend <http://lightbend.com> > > On 21 February 2017 at 21:43:00, Jakub Liska (liska.ja...@gmail.com) > wrote: > > s.log("") has actually never worked for me in past years. I'm using > streams mostly outside Actors and I have my slf4j + impl on classpath and > setup correctly > -- > >>>>>>>>>> Read the docs: http://akka.io/docs/ > >>>>>>>>>> Check the FAQ: http://doc.akka.io/docs/akka/ > current/additional/faq.html > >>>>>>>>>> Search the archives: https://groups.google.com/group/akka-user > --- > You received this message because you are subscribed to the Google Groups > "Akka User List" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to akka-user+unsubscr...@googlegroups.com. > To post to this group, send email to akka-user@googlegroups.com. > Visit this group at https://groups.google.com/group/akka-user. > For more options, visit https://groups.google.com/d/optout. > > -- >>>>>>>>>> Read the docs: http://akka.io/docs/ >>>>>>>>>> Check the FAQ: >>>>>>>>>> http://doc.akka.io/docs/akka/current/additional/faq.html >>>>>>>>>> Search the archives: https://groups.google.com/group/akka-user --- You received this message because you are subscribed to the Google Groups "Akka User List" group. To unsubscribe from this group and stop receiving emails from it, send an email to akka-user+unsubscr...@googlegroups.com. To post to this group, send email to akka-user@googlegroups.com. Visit this group at https://groups.google.com/group/akka-user. For more options, visit https://groups.google.com/d/optout.