Comment 6 for bug 1833622

Given that the issue is reproduced again with a more recent load, this proves that this is not a duplicate of https://bugs.launchpad.net/starlingx/+bug/1833497 as the fix for that bug was merged on 2019-06-20.

Zhipeng, please review the logs that are provided to determine why nova is returning a failure on the network allocation. If you need help for the networking team, please contact Forrest Zhao.