review meeting

community

community

• 28 unique contributors
• 452 starts
• 65 forks
• over 15 persons idling on irc
• ~111 downloads/month over the last year
• 1208 pageviews / 498 unique users

community

people are

using it

in production

community

downstream

• maven-coffeescript-plugin
• jasmine-jvm
• nodyn
• vertx

competitive

advantages

developer

experience

truly

opensource

testimonies

Yay, I was surprised with the fast turnaround for getting my patch accepted!

This codebase is way cleaner than Rhino's

I don't want to fiddle with mercurial

user requests

I'm using it for server-side processing of JavaScript templates, can I run it on JDK6?

competitive

disadvantages

nashorn

5+ FTE

with compiler experience

no

rocket

science

we can

catch up

given dedicated effort

current status

comparing

apples

to

oranges

memory footprint

• Nashorn
  • Average 35 MiB
  • Max 200 MiB
• DynJS IR+JIT
  • Average 57.4 MiB
  • Max 152 MiB
• DynJS IR
  • Average 39.3 MiB
  • Max 114 MiB
• DynJS interp (old)
  • Average 70.7 MiB
  • Max 210 MiB

there are

known

optimization opportunities

performance

decicion scenarios

full time funding

improves

• nodyn and our node.js story at Red Hat
• vertx's dynjs support
• community projects depending on DynJS

part time funding

keeps alive

• nodyn and our node.js story at Red Hat
• vertx's dynjs support
• community projects depending on DynJS

funding cut

limits

• our community presence
• nodyn goes nashorn?
• we lose control of the runtime
• our server-side JS story