Issue #7521 has been updated by kosaki (Motohiro KOSAKI). Status changed from Assigned to Feedback My CentOS6 machine don't reproduce this issue. Can you please explain what change Fedora19 has? Or, can you make smallest repro? ---------------------------------------- Bug #7521: test_thr_kill(TestQueue) fails https://bugs.ruby-lang.org/issues/7521#change-34993 Author: vo.x (Vit Ondruch) Status: Feedback Priority: Normal Assignee: kosaki (Motohiro KOSAKI) Category: core Target version: 2.0.0 ruby -v: ruby 2.0.0dev (2012-12-04 trunk 38184) [i386-linux] =begin I am observing following error on Fedora 19. 13) Failure: test_thr_kill(TestQueue) [/builddir/build/BUILD/ruby-2.0.0-r38184/test/thread/test_queue.rb:106]: only 0/2000 done in 30 seconds. This test fails approximately every second build. Any help appreciated. =end -- http://bugs.ruby-lang.org/