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If the vnic_type of a bound port changes from "direct" to "macvtap" and then the compute service is restarted then during _init_instance nova tries to plug the vif of the changed port. However as it now has macvtap vnic_type nova tries to look up the netdev of the parent VF. Still that VF is consumed by the instance so there is no such netdev on the host OS. This error killed the compute service at startup due to unhandled exception. This patch adds the exception handler, logs an ERROR and continue initializing other instances on the host. Also this patch adds a detailed ERROR log when nova detects that the vnic_type changed during _heal_instance_info_cache periodic. Closes-Bug: #1981813 Change-Id: I1719f8eda04e8d15a3b01f0612977164c4e55e85
OpenStack Nova
OpenStack Nova provides a cloud computing fabric controller, supporting a wide variety of compute technologies, including: libvirt (KVM, Xen, LXC and more), Hyper-V, VMware and OpenStack Ironic.
Use the following resources to learn more.
API
To learn how to use Nova's API, consult the documentation available online at:
For more information on OpenStack APIs, SDKs and CLIs in general, refer to:
Operators
To learn how to deploy and configure OpenStack Nova, consult the documentation available online at:
In the unfortunate event that bugs are discovered, they should be reported to the appropriate bug tracker. If you obtained the software from a 3rd party operating system vendor, it is often wise to use their own bug tracker for reporting problems. In all other cases use the master OpenStack bug tracker, available at:
Developers
For information on how to contribute to Nova, please see the contents of the CONTRIBUTING.rst.
Any new code must follow the development guidelines detailed in the HACKING.rst file, and pass all unit tests.
Further developer focused documentation is available at:
Other Information
During each Summit and Project Team Gathering, we agree on what the whole community wants to focus on for the upcoming release. The plans for nova can be found at: