[openstack][nova] Resize instance cause instance error

Hello everyone. Sometimes, I resize instance and this instance cannot be resized then it will be error state. I use Kolla-Ansbile Yoga with Dell Powestore5000T as backend with iscsi protocol. I report in this: https://bugs.launchpad.net/nova/+bug/2063345 Pls give some ideas on it? Thank you much Nguyen Huu Khoi