[openstack-dev] 回复: [neutron]dragonflow deployment incorrectness

2016-07-27 Thread kangjingting
Hi The reason why a namepspace be created while creating router is just because l3-agent is enabled. You can disable it as you want to. At present, there is only dhcp app in dragonflow need packets from datapath, so you will observe controller related flows after you create vms in subnet where

[openstack-dev] [Neutron][Nova][OVN] Is there anythig we should consider about VM migration in OVN

2016-07-21 Thread kangjingting
Hi all There is a patch[1] add ability to OVN to update port status in Neutron DB when creating VM. In this patch, it will call method in ml2 mech_driver to change port status in Neutron DB, which invoked by ovsdb monitor. But in vm live migration scenario, it should not update port status

[openstack-dev] [Nova][Neutron]What's the problem if there is no port status 'up' notification sent from neutron, while creating VM

2016-06-28 Thread kangjingting
Hi guys: As we know, nova will interacts with neutron for port creating and configuration while creating VM. In the method /nova/virt/libvirt/driver.py:_create_domain_and_network, here nova ultilizes event mechanism(sqlalchemy) to monitor port status in neutron DB. After having subscribed