No warning logged that I could see. I "wrote" the thing out and when I ran recovery it wasn't there. But investigations are still on-going as turning the messages on causes exceptions prior to this particular item as I'm apparently attempting to serialize things that I didn't think I was.
Is some form of warning part of the tck? On 21 February 2016 at 10:31, Patrik Nordwall <patrik.nordw...@gmail.com> wrote: > What do you mean with silently swallows? Either it will be logged as > warning "Rejected to persist event type..." or as error "Failed to persist > event type..." depending on if your journal plugin treats serialization > issues as rejections or failures. > > /Patrik > > On Sun, Feb 21, 2016 at 10:52 AM, Tim Pigden <tim.pig...@optrak.com> > wrote: > >> I've just spent a few hours tracking down a mysterious failure in >> previously working code that used akka persistence. >> Eventually I tracked it down to the fact that akka persistence silently >> swallows non-serializable messages with no warning. >> Now I appreciate that >> serialize-message = on >> is a documented setting and it does the job. >> >> But it's kinda hidden way down the serialization page in the docs. >> And since at least 2 serializers (default java and contributed kyro) need >> no configuration, and there's a big red warning not to use it in >> production, it is quite likely that people will not see it or not think to >> turn it on. >> >> So firstly, is it that hard to efficiently report on a failed attempt at >> serialization at run time, for normal use? After all - it's got to be a >> programming error hasn't it? At least in akka-persistence. >> Secondly, perhaps users of akka persistence should get a strong >> recommendation in the docs to turn it on in their tests. >> >> ------------------------------------ >> “But the plans were on display…” >> “On display? I eventually had to go down to the cellar to find them.” >> “That’s the display department.” >> “With a flashlight.” >> “Ah, well, the lights had probably gone.” >> “So had the stairs.” >> “But look, you found the notice, didn’t you?” >> “Yes,” said Arthur, “yes I did. It was on display in the bottom of a >> locked filing cabinet stuck in a disused lavatory with a sign on the door >> saying ‘Beware of the Leopard.” >> The Hitchhiker's Guide to the Galaxy >> >> >> -- >> >>>>>>>>>> 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. >> > > > > -- > > Patrik Nordwall > Typesafe <http://typesafe.com/> - Reactive apps on the JVM > Twitter: @patriknw > > -- > >>>>>>>>>> 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 a topic in the > Google Groups "Akka User List" group. > To unsubscribe from this topic, visit > https://groups.google.com/d/topic/akka-user/437oIzqVhTk/unsubscribe. > To unsubscribe from this group and all its topics, 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. > -- Tim Pigden Optrak Distribution Software Limited +44 (0)1992 517100 http://www.linkedin.com/in/timpigden http://optrak.com Optrak Distribution Software Ltd is a limited company registered in England and Wales. 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