On Dec 6, 2013, at 6:01 PM, Claudio Freire <klaussfre...@gmail.com> wrote:
> On Fri, Dec 6, 2013 at 3:50 PM, Michael Bayer <mike...@zzzcomputing.com> > wrote: >> + except: >> + self._overflow -= 1 >> + raise > > > That also needs to aquire the lock. I think I’m going to make a different object out of “overflow” just to make this easier to follow. It just needs to be an atomic counter that goes between M and N and tells you “yes” or “no”. the code right now is very inlined as it originates from a certain performance-crazy time in SQLA’s history, but connection pool checkouts aren’t really per-statement these days.
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