ThreadedAppServer.py 文件源码

def threadDump(signum, frame):
    """Signal handler for dumping thread stack frames to stdout."""
    print
    print "App server has been signaled to attempt a thread dump."
    print
    print "Thread stack frame dump at", asclocaltime()
    sys.stdout.flush()
    frames = sys._current_frames()
    print
    print "-" * 79
    print
    for threadID in sorted(frames):
        frame = frames[threadID]
        print "Thread ID: %d (reference count = %d)" % (
            threadID, sys.getrefcount(frame))
        print ''.join(traceback.format_list(traceback.extract_stack(frame)))
    print "-" * 79
    sys.stdout.flush()