I'm seeing a disturbing trend when switching data processing flows to use Akka streams; in one real ETL project, I saw 5 times the CPU usage with no 0 serial-execution speedup. In a simple example, I'm seeing, literally, 99% Self-Time spent in ForkJoinPool functions:
http://screencast.com/t/t38BE4AP The following gist contains my the cod from which I extracted the above benchmark: https://gist.github.com/timcharper/05f7632f0c8c1bafbf47 Are there settings one can use to reduce the amount of Thread park activity? -- >>>>>>>>>> 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 http://groups.google.com/group/akka-user. For more options, visit https://groups.google.com/d/optout.