Did you try it on a new instance of the same size? At my work we occasionally see EC2 instances start getting really poor performance.
When we replace them with a new instance (same instance type) performance comes back. On Mon, Feb 19, 2018 at 5:30 PM, Mirek Suk <mira.su...@gmail.com> wrote: > Hi everyone. > > AKKA 2.5.9 / HTTP 10.0.11 > > As part of prototyping architecture, I ran some benchmarks (including > http) few months ago. > A simple hello world (request handler is completed with result > immediately) had nice performance ~2.7m requests/minute. with 1,6m r/m when > response included ask to sharded actor. > > Recently I re-did those benchmarks to find out around ~9x performance drop > on original test system. > Rolled prototype back to point of original test with similar result. > Built scala http sample with similar result. > Reinstalled JVM with similar result. > Randomly got performance back, until system restart (yeah like what ?) > > On EC2-T2.medium I can do ~7k req/s to "hello world" page with 100% CPU > usage (2 cores). > No akka.http configuration is changed and system does no background > processing. > Default dispatcher is unchanged (only due to clustering throughput = 10). > > Is this kind of performance expected ? > Is there something I can try ? > > Thanks, > M. > > -- > >>>>>>>>>> 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.