Issue #4527 has been updated by Motohiro KOSAKI. Status changed from Open to Assigned Assignee set to Motohiro KOSAKI Right. good catch. ---------------------------------------- Bug #4527: [PATCH] IO#close releases GVL if possible http://redmine.ruby-lang.org/issues/4527 Author: Eric Wong Status: Assigned Priority: Normal Assignee: Motohiro KOSAKI Category: core Target version: 1.9.x ruby -v: ruby 1.9.3dev (2011-03-25 trunk 31181) [x86_64-linux] close() may block for certain file types (NFS, SO_LINGER sockets, inotify), so let other threads run. -- http://redmine.ruby-lang.org