[akka-user] Many concurrent network connections

2015-02-25 Thread Haddock
Hello, I have a questions concerning holding many network connections and whether Akka can handle this. Let's say a system needs to be able to hold 50.000 network connections at the same time. So there are 50.000 incoming connections and 50.000 outgoing connections. In a conventional system

[akka-user] [akka-http]: simple example withs spray-json

2015-02-25 Thread zentropa80 via Akka User List
Why is this simple example not working: https://gist.github.com/mfirry/3f06964a7b50f16b92c4 ? I get diverging implicit expansion for type spray.json.JsonFormat[T] -- Read the docs: http://akka.io/docs/ Check the FAQ: http://doc.akka.io/docs/akka/current/additional/faq.html

[akka-user] Many concurrent network connections

2015-02-25 Thread Adam
I'll refer you to here: http://doc.akka.io/docs/akka/2.3.9/dev/io-layer.html It says Akka IO is designed with the requirement of scalability to millions of concurrent connections. Of course, this typically requires tuning (including at the OS level), but sounds like 50k should be supported. I

[akka-user] Re: Best practice to integrate Akka with Play

2015-02-25 Thread Dragisa Krsmanovic
Amir, Play has two ActorSystems. One, internal, named play and one intended for you to use, named application (In Play 2.4 you'll be able to choose custom name). You can customize application ActorSystem by just putting standard akka section in your Play application.conf So, although you

Re: [akka-user] TCP: high CPU load while waiting on open connection

2015-02-25 Thread Endre Varga
Hi Bernd, Are you using Windows? If so then the following setting akka.io.tcp.windows-connection-abort-workaround-enabled = auto should be turned off to avoid this. This is a known issue and unfortunately we have not solved it properly. The underlying problem is NIO and its Windows behavior on