defaulting all concurrency models to 50 connections?

ghazel at ghazel at
Mon Apr 25 21:07:44 EDT 2011

I'm testing with ThreadSpawn at 100 workers on REE 1.8.7, but I by no
means hit anywhere near that number of actual simultaneous


On Mon, Apr 25, 2011 at 4:40 PM, Eric Wong <normalperson at> wrote:
> I figure the defaults for Rainbows! sucks badly for everyone anyways,
> maybe it's just easier to make ThreadPool, ThreadSpawn,
> WriterThreadPool, and WriterThreadSpawn use the same defaults as
> everyone else.  It'd still suck, but at least it'd suck more
> consistently :)
> I suspect people are most likely to be quietly experimenting with
> ThreadSpawn/ThreadPool since they're the most conservative of the
> available options (besides Base), but is anybody relying on the low (30,
> 20 respectively) defaults?
> (You don't have to say where you're testing/experimenting with it and I
> don't care if you use a fake name or not)
> I'm not sure about the cost of native threads on other platforms, but
> NPTL on Linux is pretty cheap with MRI 1.9, especially if you're on
> 64-bit.
> --
> Eric Wong
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