OpenStack Compute (nova)

  1. Bug #1029727
  2. Comment #2

Comment 2 for bug 1029727

Revision history for this message
Adam Gandelman (gandelman-a) wrote : Re: nova-api gets process wedged at service shutdown, cannot be restarted

Removing the logging calls from signal handlers helps reduce the number of times this deadlock triggers, but I'm still seeing with less frequency in different places of the python code path, but still in epoll_wait(). Now, I'm finding the wedged child processes locked at:

(gdb) pystack
/usr/lib/python2.7/dist-packages/eventlet/hubs/epolls.py (59): do_poll
/usr/lib/python2.7/dist-packages/eventlet/hubs/poll.py (84): wait
/usr/lib/python2.7/dist-packages/eventlet/hubs/hub.py (226): run