--0022159756fe6ac65004af66c352 Content-Type: text/plain; charset=ISO-8859-1 On Sun, Oct 16, 2011 at 3:50 AM, Carter Cheng <cartercheng / gmail.com> wrote: > Hello, > > Is the current ruby 1.9.2 multithreaded at the OS level? > > Regards, > > Carter. > For MRI, yes, but it has a global interpreter lock. Here's a blog that explains all the nuances. http://www.engineyard.com/blog/2011/ruby-concurrency-and-you/ --0022159756fe6ac65004af66c352--