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Bug 1556850

Summary: Instance hard reboots fail due to a TimeoutException being thrown waiting for vif-plugged events from Neutron
Product: Red Hat OpenStack Reporter: Lee Yarwood <lyarwood>
Component: openstack-novaAssignee: Lee Yarwood <lyarwood>
Status: CLOSED UPSTREAM QA Contact: OSP DFG:Compute <osp-dfg-compute>
Severity: high Docs Contact:
Priority: high    
Version: 13.0 (Queens)CC: berrange, dasmith, eglynn, jhakimra, kchamart, sbauza, sferdjao, sgordon, srevivo, vromanso
Target Milestone: betaKeywords: Triaged
Target Release: 13.0 (Queens)   
Hardware: x86_64   
OS: Linux   
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Clone Of:
: 1556851 (view as bug list) Environment:
Last Closed: 2018-03-19 15:34:13 UTC Type: Bug
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Documentation: --- CRM:
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
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Bug Depends On:    
Bug Blocks: 1556851, 1556853, 1556855    

Description Lee Yarwood 2018-03-15 11:26:58 UTC 
Description of problem:

Instance hard reboots fail due to a TimeoutException being thrown waiting for vif-plugged events from Neutron when ODL or SRIOV vNICs are attached to an instance.

https://bugzilla.redhat.com/show_bug.cgi?id=1499360 introduced https://review.openstack.org/#/c/541442/ into Queens but this is currently being reverted upstream due to https://bugs.launchpad.net/nova/+bug/1755890

Version-Release number of selected component (if applicable):

How reproducible:
Always

Steps to Reproduce:
1. Hard reboot an instance with ODL/SRIOV vNICs attached.

Actual results:
Failure to hard reboot due to a TimeoutException being thrown waiting for a vif-plugged event from Neutron.

Expected results:
The hard reboot succeeds.

Additional info:
Comment 4 Lee Yarwood 2018-03-19 15:34:13 UTC 
Closing as UPSTREAM as this isn't in our downstream builds yet to revert, all other downstream builds have already had the backported patch reverted.