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Bug 1326000

Summary: Unable to boot from volume when flavor disk too small
Product: Red Hat OpenStack Reporter: nalmond
Component: openstack-novaAssignee: Eoghan Glynn <eglynn>
Status: CLOSED CURRENTRELEASE QA Contact: nlevinki <nlevinki>
Severity: medium Docs Contact:
Priority: medium    
Version: 6.0 (Juno)CC: berrange, dasmith, eglynn, fwissing, kchamart, mbooth, nalmond, sbauza, sferdjao, sgordon, srevivo, vromanso
Target Milestone: ---Keywords: ZStream
Target Release: 6.0 (Juno)   
Hardware: x86_64   
OS: Linux   
Whiteboard:
Fixed In Version: Doc Type: Bug Fix
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2016-05-05 15:29:31 UTC Type: Bug
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:

Description nalmond 2016-04-11 14:39:07 UTC 
Description of problem:
Unable to boot from a bootable volume that is larger than the volume size specified in the flavor.

How reproducible:
Every time

Steps to Reproduce:
1. Create a bootable volume
2. Attempt to launch an instance with a flavor volume size smaller than the bootable volume

Actual results:
Instance fails to launch

Expected results:
Instance launches

Additional info:
There appears to be an upstream patch for Liberty, is it possible to backport this to OSP 6? https://bugs.launchpad.net/nova/+bug/1457517
Comment 4 Freddy Wissing 2016-04-22 12:02:10 UTC 
Thank you.  

I have requested that info and will check back when I collect it.
Comment 5 nalmond 2016-05-02 22:24:20 UTC 
Upgrading to at least openstack-nova-2014.2.3-35.el7ost seems to have resolved this issue.