It is impossible to boot instance from flavor with ephemeral disk when use_cow_images is set to 0
Affects | Status | Importance | Assigned to | Milestone | ||
---|---|---|---|---|---|---|
Mirantis OpenStack | Status tracked in 10.0.x | |||||
10.0.x |
Fix Committed
|
Medium
|
Timofey Durakov | |||
9.x |
Fix Released
|
Medium
|
Timofey Durakov |
Bug Description
Detailed bug description:
During the verification of #1589490 the following error was raised:
Steps to reproduce:
deploy cluster 9.1
1 controller
1 compute
check:
root@node-2:~# ll /var/lib/
total 0
drwxr-xr-x 2 nova nova 6 Aug 17 12:52 ./
drwxr-xr-x 10 nova nova 105 Aug 18 10:17 ../
on compute:
set use_cow_images=0 value in nova config
service nova-compute restart
create flavor:
nova flavor-create --ephemeral 1 'test_fl' 'auto' 1024 5 1
boot instance:
nova boot new --image [image_id] --nic net-id=
check:
root@node-2:~# ll /var/lib/
total 33080
drwxr-xr-x 2 nova nova 53 Aug 18 11:04 ./
drwxr-xr-x 4 nova nova 30 Aug 18 11:04 ../
-rw-r--r-- 1 nova nova 51397120 Aug 18 11:04 724905800dd5458
Expected results:
boot passed
Actual result:
boot failed
Reproducibility:
100%
Workaround:
boot any instance with use_cow_images=True before
Impact:
<put your information here>
Description of the environment:
snapshot #151
Additional information:
nova-conductor error:
9-4004-
2016-08-18 11:05:05.645 13310 ERROR nova.conductor.
2016-08-18 11:04:05 ERR nova.scheduler.
Changed in mos: | |
status: | New → Confirmed |
Changed in mos: | |
assignee: | nobody → Timofey Durakov (tdurakov) |
tags: | added: on-verification |
upstream bug https:/ /bugs.launchpad .net/nova/ +bug/1614519