Initialize lastUse to prevent shutdown race. Fixes #62
Initialize lastUse to prevent shutdown race. Fixes #62

puma/puma-dev,puma/puma-dev,puma/puma-dev,attilagyorffy/puma-dev,attilagyorffy/puma-dev,attilagyorffy/puma-dev,attilagyorffy/puma-dev,puma/puma-dev