Différences

Ci-dessous, les différences entre deux révisions de la page.

--- tech:notes_openstack_-_cinder_volumes [2025/10/27 19:07] – Jean-Baptiste
+++ tech:notes_openstack_-_cinder_volumes [2026/06/07 19:12] (Version actuelle) – modification externe 127.0.0.1
@@ Ligne 1: / Ligne 1: @@
+<!DOCTYPE markdown>
+{{tag>Brouillon}}
+# Notes OpenStack - Cinder volumes
+~~~bash
+losetup -f --show  /opt/stack/data/stack-volumes-*
+~~~
+Créer un volume puis effacer un volume pour tester.
+~~~bash
+openstack volume create --size 20 plop
+openstack volume delete plop
+~~~
+## Pb
+### Pb1
+~~~
+stack@oslack1:~/devstack$ openstack volume service list
++------------------+---------------------+------+---------+-------+----------------------------+
+| Binary           | Host                | Zone | Status  | State | Updated At                 |
++------------------+---------------------+------+---------+-------+----------------------------+
+| cinder-volume    | oslack1@lvmdriver-1 | nova | enabled | down  | 2019-04-05T15:22:35.771203 |
+| cinder-scheduler | oslack1             | nova | enabled | up    | 2019-04-05T15:23:16.619859 |
++------------------+---------------------+------+---------+-------+----------------------------+
+stack@oslack1:~/devstack$ openstack volume service set --enable oslack1@lvmdriver-1 cinder-volume
+stack@oslack1:~/devstack$ openstack volume service list
++------------------+---------------------+------+---------+-------+----------------------------+
+| Binary           | Host                | Zone | Status  | State | Updated At                 |
++------------------+---------------------+------+---------+-------+----------------------------+
+| cinder-volume    | oslack1@lvmdriver-1 | nova | enabled | down  | 2019-04-05T15:23:24.881781 |
+| cinder-scheduler | oslack1             | nova | enabled | up    | 2019-04-05T15:23:26.621806 |
++------------------+---------------------+------+---------+-------+----------------------------+
+~~~
+Solution
+`/etc/cinder/cinder.conf`
+~~~ini
+[lvmdriver-1]
+#volume_group = stack-volumes-lvmdriver-1
+volume_group = ubuntu-vg
+~~~
+~~~bash
+systemctl restart  'devstack@c-*'
+~~~
+### Pb2
+Impossible d'effacer un volume
+Le pb venait que le volume était en état "reserved"
+~~~bash
+openstack volume set --state available 671c5fc7-00bd-4452-be82-645e10d59236
+openstack volume delete 671c5fc7-00bd-4452-be82-645e10d59236
+~~~