Error creating thread

[Jonathan M Davis]

On Friday, January 13, 2012 11:52:00 H. S. Teoh wrote:
> On Fri, Jan 13, 2012 at 08:42:51PM +0100, exec wrote:
> > I'm currently fiddling around with some stuff, and I was curious how
> > well thousands of threads run simultaneously.
> > The problem now is, that I'm often running into the following
> > exception:
> > core.thread.ThreadException at src\core\thread.d(817): Error creating
> > thread
> > 
> > Here's my test program:
> > http://pastie.org/private/qqkvbxxkkn7mw9gapqwkg
> > 
> > It only seems to happen with >1000 threads, and I'm seriously
> > wondering what's the cause of this.
> 
> [...]
> 
> There may be a system-defined limit on the number of threads permitted
> per process.

Yeah. You can have user-defined limits too. IIRC, on Linux, the default thread 
limit per user is 1024 threads, whereas the system limit is over 60,000. The 
limits can be tweaked if you need to though. I assume that the situation is 
similar on Windows, but I don't know.

- Jonathan M Davis