Sebastien Roy ??: > danmcd provided a stress test for implicit IP tunneling creation and > deletion which unveiled a deadlock on the sdev_node->sdev_contents rwlock > (I'm still root-causing the deadlock). > > I'm guessing the same deadlock will occur with implicit VLAN creation and > deletion. Basically, the test runs ifconfig plumb and ifconfig unplumb > for implicit devices (like ip.tun#, but would be bge200# for VLANs) in > parallel thousands of times with different device names. > > I would suggest running such stress tests with UV to make sure we're > aware of the devname pitfalls here.
We have a automated uv_stress test suite that covers this http://ontestreview.central/wiki/index.php/Clearview_uv_tp#Stress.2FRobustness_Testing Thanks for the reminder. We'll pay more attention to the implicit VLAN problem.
