Mri gli pipe bug (#1347)
Mri gli pipe bug (#1347)

* Handling race condition, caused by MRI global interpretation lock on threads, that make system calls.

* improving exception message handling

* adding comment

eileencodes/puma,eileencodes/puma,looker/puma,looker/puma,eileencodes/puma,looker/puma,puma/puma,puma/puma,puma/puma,eileencodes/puma,puma/puma,looker/puma