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Dear All,

I have two machines as below,
        Machine1 (192.168.106.20): controller node (cinder node and volume node)
        Machine2 (192.168.106.30): compute node (volume node)

I can successfully create a cinder volume, but there is an error in cinder-volume.log.
2014-07-17 18:49:01.105 5765 AUDIT cinder.service [-] Starting cinder-volume node (version 2014.1)
2014-07-17 18:49:01.113 5765 INFO cinder.volume.manager [req-82bf4ed2-0076-4f75-9d5b-9e9945cd6be2 - - - - -] Starting volume driver L
VMISCSIDriver (2.0.0)
2014-07-17 18:49:01.114 5764 AUDIT cinder.service [-] Starting cinder-volume node (version 2014.1)
2014-07-17 18:49:01.124 5764 INFO cinder.volume.manager [req-cf7cf804-8c47-455a-b725-3c2154b60812 - - - - -] Starting volume driver L
VMISCSIDriver (2.0.0)
2014-07-17 18:49:01.965 5765 ERROR cinder.volume.manager [req-82bf4ed2-0076-4f75-9d5b-9e9945cd6be2 - - - - -] Error encountered durin
g initialization of driver: LVMISCSIDriver
2014-07-17 18:49:01.971 5765 ERROR cinder.volume.manager [req-82bf4ed2-0076-4f75-9d5b-9e9945cd6be2 - - - - -] Unexpected error while
running command.
Command: sudo cinder-rootwrap /etc/cinder/rootwrap.conf env LC_ALL=C vgs --noheadings -o name cinder-volumes-2
Exit code: 5
Stdout: ''
Stderr: '  Volume group "cinder-volumes-2" not found\n'
2014-07-17 18:49:01.971 5765 TRACE cinder.volume.manager Traceback (most recent call last):
2014-07-17 18:49:01.971 5765 TRACE cinder.volume.manager   File "/usr/lib/python2.7/dist-packages/cinder/volume/manager.py", line 243
, in init_host
2014-07-17 18:49:01.971 5765 TRACE cinder.volume.manager     self.driver.check_for_setup_error()
2014-07-17 18:49:01.971 5765 TRACE cinder.volume.manager   File "/usr/lib/python2.7/dist-packages/cinder/volume/drivers/lvm.py", line
83, in check_for_setup_error
2014-07-17 18:49:01.971 5765 TRACE cinder.volume.manager     executor=self._execute)
2014-07-17 18:49:01.971 5765 TRACE cinder.volume.manager   File "/usr/lib/python2.7/dist-packages/cinder/brick/local_dev/lvm.py", lin
e 81, in __init__
2014-07-17 18:49:01.971 5765 TRACE cinder.volume.manager     if self._vg_exists() is False:
2014-07-17 18:49:01.971 5765 TRACE cinder.volume.manager   File "/usr/lib/python2.7/dist-packages/cinder/brick/local_dev/lvm.py", lin
e 106, in _vg_exists
2014-07-17 18:49:01.971 5765 TRACE cinder.volume.manager     self.vg_name, root_helper=self._root_helper, run_as_root=True)
2014-07-17 18:49:01.971 5765 TRACE cinder.volume.manager   File "/usr/lib/python2.7/dist-packages/cinder/utils.py", line 136, in exec
ute
2014-07-17 18:49:01.971 5765 TRACE cinder.volume.manager     return processutils.execute(*cmd, **kwargs)
2014-07-17 18:49:01.971 5765 TRACE cinder.volume.manager   File "/usr/lib/python2.7/dist-packages/cinder/openstack/common/processutil
s.py", line 173, in execute
2014-07-17 18:49:01.971 5765 TRACE cinder.volume.manager     cmd=' '.join(cmd))
2014-07-17 18:49:01.971 5765 TRACE cinder.volume.manager ProcessExecutionError: Unexpected error while running command.
2014-07-17 18:49:01.971 5765 TRACE cinder.volume.manager Command: sudo cinder-rootwrap /etc/cinder/rootwrap.conf env LC_ALL=C vgs --n
oheadings -o name cinder-volumes-2
2014-07-17 18:49:01.971 5765 TRACE cinder.volume.manager Exit code: 5
2014-07-17 18:49:01.971 5765 TRACE cinder.volume.manager Stdout: ''
2014-07-17 18:49:01.971 5765 TRACE cinder.volume.manager Stderr: '  Volume group "cinder-volumes-2" not found\n'
2014-07-17 18:49:01.971 5765 TRACE cinder.volume.manager
2014-07-17 18:49:03.236 5765 INFO oslo.messaging._drivers.impl_rabbit [-] Connected to AMQP server on controller:5672
2014-07-17 18:49:03.890 5764 INFO cinder.volume.manager [req-cf7cf804-8c47-455a-b725-3c2154b60812 - - - - -] volume 5811b9af-b24a-44f
e-a424-a61f011f7a4c: skipping export
2014-07-17 18:49:03.891 5764 INFO cinder.volume.manager [req-cf7cf804-8c47-455a-b725-3c2154b60812 - - - - -] volume 8266e05b-6c87-421
a-a625-f5d6e94f2c9f: skipping export
2014-07-17 18:49:03.892 5764 INFO cinder.volume.manager [req-cf7cf804-8c47-455a-b725-3c2154b60812 - - - - -] Updating volume status
2014-07-17 18:49:04.081 5764 INFO oslo.messaging._drivers.impl_rabbit [req-cf7cf804-8c47-455a-b725-3c2154b60812 - - - - -] Connected
to AMQP server on controller:5672
2014-07-17 18:49:04.136 5764 INFO oslo.messaging._drivers.impl_rabbit [-] Connected to AMQP server on controller:5672
2014-07-17 18:49:18.258 5765 INFO cinder.volume.manager [req-00ee01b9-9601-42f5-baf7-169086ac53bb - - - - -] Updating volume status
2014-07-17 18:49:18.259 5765 WARNING cinder.volume.manager [req-00ee01b9-9601-42f5-baf7-169086ac53bb - - - - -] Unable to update stat
s, LVMISCSIDriver -2.0.0 (config name lvmdriver-2) driver is uninitialized.


Should I ignore it?

Here is my cinder.conf
[DEFAULT]
rootwrap_config = /etc/cinder/rootwrap.conf
api_paste_confg = /etc/cinder/api-paste.ini
#iscsi_helper = tgtadm
iscsi_helper = ietadm
volume_name_template = volume-%s
volume_group = cinder-volumes
verbose = True
auth_strategy = keystone
#state_path = /var/lib/cinder
#lock_path = /var/lock/cinder
#volumes_dir = /var/lib/cinder/volumes
iscsi_ip_address=192.168.106.20

rpc_backend = cinder.openstack.common.rpc.impl_kombu
rabbit_host = controller
rabbit_port = 5672
rabbit_userid = guest
rabbit_password = demo

glance_host = controller

enabled_backends=lvmdriver-1,lvmdriver-2
[lvmdriver-1]
volume_group=cinder-volumes-1
volume_driver=cinder.volume.drivers.lvm.LVMISCSIDriver
volume_backend_name=LVM_iSCSI
[lvmdriver-2]
volume_group=cinder-volumes-2
volume_driver=cinder.volume.drivers.lvm.LVMISCSIDriver
volume_backend_name=LVM_iSCSI_b

[database]
connection = mysql://cinder:demo@controller/cinder

[keystone_authtoken]
auth_uri = http://controller:5000
auth_host = controller
auth_port = 35357
auth_protocol = http
admin_tenant_name = service
admin_user = cinder
admin_password = demo


Regards,
Johnson


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