12.06.2013, 09:18, "James M. Lawrence" <llmjj...@gmail.com>: > Threading in ECL still seems experimental because it fails some basic > stress tests. I tend to classify thread problems as rather bad because > the door is opened to corruption. Doesn't enabling it by default > communicate the wrong message? > > Probably simplest stress test that currently fails is in the last > comment at http://sourceforge.net/p/ecls/bugs/192/ > > (defun test (message-count thread-count) > (let ((to-workers (mp:make-semaphore)) > (from-workers (mp:make-semaphore))) > (loop :repeat thread-count :do > (mp:process-run-function > "test" > (lambda () > (loop > (mp:wait-on-semaphore to-workers) > (mp:signal-semaphore from-workers))))) > (loop > (loop :repeat message-count :do > (mp:signal-semaphore to-workers)) > (loop :repeat message-count :do > (mp:wait-on-semaphore from-workers)) > (assert (zerop (mp:semaphore-count to-workers))) > (assert (zerop (mp:semaphore-count from-workers))) > (format t ".") > (finish-output)))) > > (defun run () > (test 10000 64)) >
In my opinion, it's better to have threading enabled by default. ------------------------------------------------------------------------------ This SF.net email is sponsored by Windows: Build for Windows Store. http://p.sf.net/sfu/windows-dev2dev _______________________________________________ Ecls-list mailing list Ecls-list@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/ecls-list
