— Anyway my point was only to share related info with the main discussion
— Well, 6000 coroutines is a lot
— 10 threads is 600 routines per thread which is understandable
— Yes, and they shouldn't even be there, because they were supposed to be promises
— But because Meteor has monkey-patched promises to use fibers, I got fibers
— I even wrote a pure nodejs test script for the same problem, using non-fucked promises
— Https://jsperf.com/es6-map-vs-object-lookup