[Bug 871278] Re: Cannot attach volumes to instances if tgt is used
Eric Dodemont
eric.dodemont at skynet.be
Tue Oct 18 13:26:33 UTC 2011
I do not see any difference between package 2011.3-0ubuntu6 and
2011.3-0ubuntu6.1 (oneiric-proposed). For me, it looks like the problem
is still there: nova-compute is still looking for lun-0 when it should
look for lun-1. lun-0 is reserved by tgt for the controler.
Bellow the three cases I have tested:
A) instance on node2 and volume on node1: NOK
B) instance and volume on node2: OK (but iSCSI not used in such case)
C) instance on node1 and volume on node2: NOK
Case A) and C) give the same error.
---
node1: 172.17.68.16 (nova-api, nova-objectstore, nova-scheduler, nova-network, mysql, rabbitmq, glance, nova-compute, nova-volume)
node2: 172.17.68.100 (nova-compute, nova-volume)
root at node1:~# cat /etc/lsb-release
DISTRIB_ID=Ubuntu
DISTRIB_RELEASE=11.10
DISTRIB_CODENAME=oneiric
DISTRIB_DESCRIPTION="Ubuntu 11.10"
root at node2:~# cat /etc/lsb-release
DISTRIB_ID=Ubuntu
DISTRIB_RELEASE=11.10
DISTRIB_CODENAME=oneiric
DISTRIB_DESCRIPTION="Ubuntu 11.10"
I have upgraded all the packages from oneiric-proposed (not only nova,
but also open-iscsi, etc.):
node1:
24 packages upgraded:
[UPGRADE] initramfs-tools 0.99ubuntu7 -> 0.99ubuntu8
[UPGRADE] initramfs-tools-bin 0.99ubuntu7 -> 0.99ubuntu8
[UPGRADE] libgssapi-krb5-2 1.9.1+dfsg-1ubuntu1 -> 1.9.1+dfsg-1ubuntu2
[UPGRADE] libk5crypto3 1.9.1+dfsg-1ubuntu1 -> 1.9.1+dfsg-1ubuntu2
[UPGRADE] libkrb5-3 1.9.1+dfsg-1ubuntu1 -> 1.9.1+dfsg-1ubuntu2
[UPGRADE] libkrb5support0 1.9.1+dfsg-1ubuntu1 -> 1.9.1+dfsg-1ubuntu2
[UPGRADE] libpam-modules 1.1.3-2ubuntu1 -> 1.1.3-2ubuntu2
[UPGRADE] libpam-modules-bin 1.1.3-2ubuntu1 -> 1.1.3-2ubuntu2
[UPGRADE] libpam-runtime 1.1.3-2ubuntu1 -> 1.1.3-2ubuntu2
[UPGRADE] libpam0g 1.1.3-2ubuntu1 -> 1.1.3-2ubuntu2
[UPGRADE] libxenstore3.0 4.1.1-2ubuntu4 -> 4.1.1-2ubuntu4.1
[UPGRADE] nova-api 2011.3-0ubuntu6 -> 2011.3-0ubuntu6.1
[UPGRADE] nova-common 2011.3-0ubuntu6 -> 2011.3-0ubuntu6.1
[UPGRADE] nova-compute 2011.3-0ubuntu6 -> 2011.3-0ubuntu6.1
[UPGRADE] nova-compute-kvm 2011.3-0ubuntu6 -> 2011.3-0ubuntu6.1
[UPGRADE] nova-doc 2011.3-0ubuntu6 -> 2011.3-0ubuntu6.1
[UPGRADE] nova-network 2011.3-0ubuntu6 -> 2011.3-0ubuntu6.1
[UPGRADE] nova-objectstore 2011.3-0ubuntu6 -> 2011.3-0ubuntu6.1
[UPGRADE] nova-scheduler 2011.3-0ubuntu6 -> 2011.3-0ubuntu6.1
[UPGRADE] nova-volume 2011.3-0ubuntu6 -> 2011.3-0ubuntu6.1
[UPGRADE] open-iscsi 2.0.871-0ubuntu8 -> 2.0.871-0ubuntu9
[UPGRADE] open-iscsi-utils 2.0.871-0ubuntu8 -> 2.0.871-0ubuntu9
[UPGRADE] python-nova 2011.3-0ubuntu6 -> 2011.3-0ubuntu6.1
[UPGRADE] update-manager-core 1:0.152.25 -> 1:0.152.25.2
node2:
20 packages upgraded:
[UPGRADE] initramfs-tools 0.99ubuntu7 -> 0.99ubuntu8
[UPGRADE] initramfs-tools-bin 0.99ubuntu7 -> 0.99ubuntu8
[UPGRADE] libgssapi-krb5-2 1.9.1+dfsg-1ubuntu1 -> 1.9.1+dfsg-1ubuntu2
[UPGRADE] libk5crypto3 1.9.1+dfsg-1ubuntu1 -> 1.9.1+dfsg-1ubuntu2
[UPGRADE] libkrb5-3 1.9.1+dfsg-1ubuntu1 -> 1.9.1+dfsg-1ubuntu2
[UPGRADE] libkrb5support0 1.9.1+dfsg-1ubuntu1 -> 1.9.1+dfsg-1ubuntu2
[UPGRADE] libpam-modules 1.1.3-2ubuntu1 -> 1.1.3-2ubuntu2
[UPGRADE] libpam-modules-bin 1.1.3-2ubuntu1 -> 1.1.3-2ubuntu2
[UPGRADE] libpam-runtime 1.1.3-2ubuntu1 -> 1.1.3-2ubuntu2
[UPGRADE] libpam0g 1.1.3-2ubuntu1 -> 1.1.3-2ubuntu2
[UPGRADE] libxenstore3.0 4.1.1-2ubuntu4 -> 4.1.1-2ubuntu4.1
[UPGRADE] nova-common 2011.3-0ubuntu6 -> 2011.3-0ubuntu6.1
[UPGRADE] nova-compute 2011.3-0ubuntu6 -> 2011.3-0ubuntu6.1
[UPGRADE] nova-compute-kvm 2011.3-0ubuntu6 -> 2011.3-0ubuntu6.1
[UPGRADE] nova-doc 2011.3-0ubuntu6 -> 2011.3-0ubuntu6.1
[UPGRADE] nova-volume 2011.3-0ubuntu6 -> 2011.3-0ubuntu6.1
[UPGRADE] open-iscsi 2.0.871-0ubuntu8 -> 2.0.871-0ubuntu9
[UPGRADE] open-iscsi-utils 2.0.871-0ubuntu8 -> 2.0.871-0ubuntu9
[UPGRADE] python-nova 2011.3-0ubuntu6 -> 2011.3-0ubuntu6.1
[UPGRADE] update-manager-core 1:0.152.25 -> 1:0.152.25.2
root at node1:~# nova-manage service list
Binary Host Zone Status State Updated_At
nova-scheduler node1 nova enabled :-) 2011-10-18 12:06:45
nova-network node1 nova enabled :-) 2011-10-18 12:06:41
nova-compute node1 nova enabled :-) 2011-10-18 12:06:46
nova-volume node1 nova enabled :-) 2011-10-18 12:06:42
nova-volume node2 nova enabled :-) 2011-10-18 12:06:42
nova-compute node2 nova enabled :-) 2011-10-18 12:06:43
root at node1:~# dpkg -l | grep nova
ii nova-api 2011.3-0ubuntu6.1 OpenStack Compute - API frontend
ii nova-common 2011.3-0ubuntu6.1 OpenStack Compute - common files
ii nova-compute 2011.3-0ubuntu6.1 OpenStack Compute - compute node
ii nova-compute-kvm 2011.3-0ubuntu6.1 OpenStack Compute - compute node (KVM)
ii nova-doc 2011.3-0ubuntu6.1 OpenStack Compute - documetation
ii nova-network 2011.3-0ubuntu6.1 OpenStack Compute - Network manager
ii nova-objectstore 2011.3-0ubuntu6.1 OpenStack Compute - object store
ii nova-scheduler 2011.3-0ubuntu6.1 OpenStack Compute - virtual machine scheduler
ii nova-volume 2011.3-0ubuntu6.1 OpenStack Compute - storage
ii python-nova 2011.3-0ubuntu6.1 OpenStack Compute Python libraries
ii python-novaclient 2.6.4~bzr112-0ubuntu1 client library for OpenStack Compute API
root at node2:~# dpkg -l | grep nova
ii nova-common 2011.3-0ubuntu6.1 OpenStack Compute - common files
ii nova-compute 2011.3-0ubuntu6.1 OpenStack Compute - compute node
ii nova-compute-kvm 2011.3-0ubuntu6.1 OpenStack Compute - compute node (KVM)
ii nova-doc 2011.3-0ubuntu6.1 OpenStack Compute - documetation
ii nova-volume 2011.3-0ubuntu6.1 OpenStack Compute - storage
ii python-nova 2011.3-0ubuntu6.1 OpenStack Compute Python libraries
ii python-novaclient 2.6.4~bzr112-0ubuntu1 client library for OpenStack Compute API
********************************************************************************************
A) instance on node2 and volume on node1: NOK
********************************************************************************************
root at client:~# euca-create-volume -s 1 -z nova
VOLUME vol-00000008 1 creating (project-one, None, None, None) 2011-10-18T12:01:13Z
root at client:~# euca-describe-volumes
VOLUME vol-00000008 1 nova available (project-one, node1, None, None) 2011-10-18T12:01:13Z
root at node1:~# lvdisplay
--- Logical volume ---
LV Name /dev/nova-volumes/volume-00000008
VG Name nova-volumes
LV UUID jH5OkI-idHM-WJ4b-8lez-o2N7-L1RX-zIAT7N
LV Write Access read/write
LV Status available
# open 1
LV Size 1.00 GiB
Current LE 256
Segments 1
Allocation inherit
Read ahead sectors auto
- currently set to 256
Block device 252:2
root at node1:~# tgtadm --lld iscsi --op show --mode target
Target 1: iqn.2010-10.org.openstack:volume-00000008
System information:
Driver: iscsi
State: ready
I_T nexus information:
LUN information:
LUN: 0
Type: controller
SCSI ID: IET 00010000
SCSI SN: beaf10
Size: 0 MB, Block size: 1
Online: Yes
Removable media: No
Readonly: No
Backing store type: null
Backing store path: None
Backing store flags:
LUN: 1
Type: disk
SCSI ID: IET 00010001
SCSI SN: beaf11
Size: 1074 MB, Block size: 512
Online: Yes
Removable media: No
Readonly: No
Backing store type: rdwr
Backing store path: /dev/nova-volumes/volume-00000008
Backing store flags:
Account information:
ACL information:
ALL
root at client:~# euca-describe-images
IMAGE ami-00000002 None (oneiric-server-cloudimg-amd64) available public x86_64 machine aki-00000001 instance-store
IMAGE aki-00000001 None (oneiric-server-cloudimg-amd64-kernel) available public x86_64 kernel instance-store
root at client:~# euca-run-instances -k key-dodeeric -t m1.medium ami-00000002
RESERVATION r-sr4ftljp project-one default
INSTANCE i-00000004 ami-00000002 pending key-dodeeric (project-one, None) 0 m1.medium 2011-10-18T12:09:42Z unknown zone aki-00000001 ami-00000000
root at client:~# euca-describe-instances
RESERVATION r-sr4ftljp project-one default
INSTANCE i-00000004 ami-00000002 10.0.1.3 10.0.1.3 running key-dodeeric (project-one, node2) 0 m1.medium 2011-10-18T12:09:42Z nova aki-00000001 ami-00000000
root at node1:~# euca-attach-volume -i i-00000004 -d /dev/vdd vol-00000008
VOLUME vol-00000008
root at node1:~# euca-describe-volumes
VOLUME vol-00000008 1 nova available (project-one, node1, None, None) 2011-10-18T12:01:13Z ==========> NOK (not attached)
root at node2:~# tail -200 /var/log/nova/nova-compute.log
2011-10-18 14:11:39,174 DEBUG nova.rpc [-] received {u'_context_roles': [u'projectmanager'], u'_context_request_id': u'92867742-133c-4676-baa3-27b99f013277', u'_context_read_deleted': False, u'args': {u'instance_id': 4, u'mountpoint': u'/dev/vdd', u'volume_id': 8}, u'_context_auth_token': None, u'_context_strategy': u'noauth', u'_context_is_admin': True, u'_context_project_id': u'project-one', u'_context_timestamp': u'2011-10-18T12:11:39.081979', u'_context_user_id': u'dodeeric', u'method': u'attach_volume', u'_context_remote_address': u'172.17.68.16'} from (pid=1013) __call__ /usr/lib/python2.7/dist-packages/nova/rpc/impl_kombu.py:600
2011-10-18 14:11:39,175 DEBUG nova.rpc [-] unpacked context: {'user_id': u'dodeeric', 'roles': [u'projectmanager'], 'timestamp': u'2011-10-18T12:11:39.081979', 'auth_token': None, 'msg_id': None, 'remote_address': u'172.17.68.16', 'strategy': u'noauth', 'is_admin': True, 'request_id': u'92867742-133c-4676-baa3-27b99f013277', 'project_id': u'project-one', 'read_deleted': False} from (pid=1013) _unpack_context /usr/lib/python2.7/dist-packages/nova/rpc/impl_kombu.py:646
2011-10-18 14:11:39,176 INFO nova.compute.manager [92867742-133c-4676-baa3-27b99f013277 dodeeric project-one] check_instance_lock: decorating: |<function attach_volume at 0x1e01230>|
2011-10-18 14:11:39,177 INFO nova.compute.manager [92867742-133c-4676-baa3-27b99f013277 dodeeric project-one] check_instance_lock: arguments: |<nova.compute.manager.ComputeManager object at 0x16a0790>| |<nova.rpc.impl_kombu.RpcContext object at 0x3382650>| |4|
2011-10-18 14:11:39,177 DEBUG nova.compute.manager [92867742-133c-4676-baa3-27b99f013277 dodeeric project-one] instance 4: getting locked state from (pid=1013) get_lock /usr/lib/python2.7/dist-packages/nova/compute/manager.py:1165
2011-10-18 14:11:39,250 INFO nova.compute.manager [92867742-133c-4676-baa3-27b99f013277 dodeeric project-one] check_instance_lock: locked: |False|
2011-10-18 14:11:39,251 INFO nova.compute.manager [92867742-133c-4676-baa3-27b99f013277 dodeeric project-one] check_instance_lock: admin: |True|
2011-10-18 14:11:39,251 INFO nova.compute.manager [92867742-133c-4676-baa3-27b99f013277 dodeeric project-one] check_instance_lock: executing: |<function attach_volume at 0x1e01230>|
2011-10-18 14:11:39,324 AUDIT nova.compute.manager [92867742-133c-4676-baa3-27b99f013277 dodeeric project-one] instance 4: attaching volume 8 to /dev/vdd
2011-10-18 14:11:39,362 WARNING nova.volume.driver [-] ISCSI provider_location not stored, using discovery
2011-10-18 14:11:39,363 DEBUG nova.utils [-] Running cmd (subprocess): sudo iscsiadm -m discovery -t sendtargets -p node1 from (pid=1013) execute /usr/lib/python2.7/dist-packages/nova/utils.py:168
2011-10-18 14:11:39,445 DEBUG nova.volume.driver [-] ISCSI Discovery: Found 172.17.68.16:3260,1 iqn.2010-10.org.openstack:volume-00000008 from (pid=1013) _get_iscsi_properties /usr/lib/python2.7/dist-packages/nova/volume/driver.py:479
2011-10-18 14:11:39,447 DEBUG nova.utils [-] Running cmd (subprocess): sudo iscsiadm -m node -T iqn.2010-10.org.openstack:volume-00000008 -p 172.17.68.16:3260 --login from (pid=1013) execute /usr/lib/python2.7/dist-packages/nova/utils.py:168
2011-10-18 14:11:40,011 DEBUG nova.volume.driver [-] iscsiadm ('--login',): stdout=Logging in to [iface: default, target: iqn.2010-10.org.openstack:volume-00000008, portal: 172.17.68.16,3260]
Login to [iface: default, target: iqn.2010-10.org.openstack:volume-00000008, portal: 172.17.68.16,3260]: successful
stderr= from (pid=1013) _run_iscsiadm /usr/lib/python2.7/dist-packages/nova/volume/driver.py:506
2011-10-18 14:11:40,017 DEBUG nova.utils [-] Running cmd (subprocess): sudo iscsiadm -m node -T iqn.2010-10.org.openstack:volume-00000008 -p 172.17.68.16:3260 --op update -n node.startup -v automatic from (pid=1013) execute /usr/lib/python2.7/dist-packages/nova/utils.py:168
2011-10-18 14:11:40,087 DEBUG nova.volume.driver [-] iscsiadm ('--op', 'update', '-n', 'node.startup', '-v', 'automatic'): stdout= stderr= from (pid=1013) _run_iscsiadm /usr/lib/python2.7/dist-packages/nova/volume/driver.py:506
2011-10-18 14:11:40,091 WARNING nova.volume.driver [-] ISCSI volume not yet found at: /dev/disk/by-path/ip-172.17.68.16:3260-iscsi-iqn.2010-10.org.openstack:volume-00000008-lun-0. Will rescan & retry. Try number: 0
2011-10-18 14:11:40,092 DEBUG nova.utils [-] Running cmd (subprocess): sudo iscsiadm -m node -T iqn.2010-10.org.openstack:volume-00000008 -p 172.17.68.16:3260 --rescan from (pid=1013) execute /usr/lib/python2.7/dist-packages/nova/utils.py:168
2011-10-18 14:11:40,149 DEBUG nova.volume.driver [-] iscsiadm ('--rescan',): stdout=Rescanning session [sid: 2, target: iqn.2010-10.org.openstack:volume-00000008, portal: 172.17.68.16,3260]
stderr= from (pid=1013) _run_iscsiadm /usr/lib/python2.7/dist-packages/nova/volume/driver.py:506
2011-10-18 14:11:41,153 WARNING nova.volume.driver [-] ISCSI volume not yet found at: /dev/disk/by-path/ip-172.17.68.16:3260-iscsi-iqn.2010-10.org.openstack:volume-00000008-lun-0. Will rescan & retry. Try number: 1
2011-10-18 14:11:41,154 DEBUG nova.utils [-] Running cmd (subprocess): sudo iscsiadm -m node -T iqn.2010-10.org.openstack:volume-00000008 -p 172.17.68.16:3260 --rescan from (pid=1013) execute /usr/lib/python2.7/dist-packages/nova/utils.py:168
2011-10-18 14:11:41,215 DEBUG nova.volume.driver [-] iscsiadm ('--rescan',): stdout=Rescanning session [sid: 2, target: iqn.2010-10.org.openstack:volume-00000008, portal: 172.17.68.16,3260]
stderr= from (pid=1013) _run_iscsiadm /usr/lib/python2.7/dist-packages/nova/volume/driver.py:506
2011-10-18 14:11:45,218 WARNING nova.volume.driver [-] ISCSI volume not yet found at: /dev/disk/by-path/ip-172.17.68.16:3260-iscsi-iqn.2010-10.org.openstack:volume-00000008-lun-0. Will rescan & retry. Try number: 2
2011-10-18 14:11:45,218 DEBUG nova.utils [-] Running cmd (subprocess): sudo iscsiadm -m node -T iqn.2010-10.org.openstack:volume-00000008 -p 172.17.68.16:3260 --rescan from (pid=1013) execute /usr/lib/python2.7/dist-packages/nova/utils.py:168
2011-10-18 14:11:45,273 DEBUG nova.volume.driver [-] iscsiadm ('--rescan',): stdout=Rescanning session [sid: 2, target: iqn.2010-10.org.openstack:volume-00000008, portal: 172.17.68.16,3260]
stderr= from (pid=1013) _run_iscsiadm /usr/lib/python2.7/dist-packages/nova/volume/driver.py:506
2011-10-18 14:11:54,278 ERROR nova.rpc [-] Exception during message handling
(nova.rpc): TRACE: Traceback (most recent call last):
(nova.rpc): TRACE: File "/usr/lib/python2.7/dist-packages/nova/rpc/impl_kombu.py", line 620, in _process_data
(nova.rpc): TRACE: rval = node_func(context=ctxt, **node_args)
(nova.rpc): TRACE: File "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 117, in decorated_function
(nova.rpc): TRACE: function(self, context, instance_id, *args, **kwargs)
(nova.rpc): TRACE: File "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 1242, in attach_volume
(nova.rpc): TRACE: volume_id)
(nova.rpc): TRACE: File "/usr/lib/python2.7/dist-packages/nova/volume/manager.py", line 245, in setup_compute_volume
(nova.rpc): TRACE: path = self.driver.discover_volume(context, volume_ref)
(nova.rpc): TRACE: File "/usr/lib/python2.7/dist-packages/nova/volume/driver.py", line 551, in discover_volume
(nova.rpc): TRACE: (mount_device))
(nova.rpc): TRACE: Error: iSCSI device not found at /dev/disk/by-path/ip-172.17.68.16:3260-iscsi-iqn.2010-10.org.openstack:volume-00000008-lun-0
(nova.rpc): TRACE:
root at node1:~# tgtadm --lld iscsi --op show --mode target
Target 1: iqn.2010-10.org.openstack:volume-00000008
System information:
Driver: iscsi
State: ready
I_T nexus information:
I_T nexus: 1
Initiator: iqn.1993-08.org.debian:01:dc2ba8e71e8e
Connection: 0
IP Address: 172.17.68.100 <========== OK (node2 initiator)
LUN information:
LUN: 0
Type: controller
SCSI ID: IET 00010000
SCSI SN: beaf10
Size: 0 MB, Block size: 1
Online: Yes
Removable media: No
Readonly: No
Backing store type: null
Backing store path: None
Backing store flags:
LUN: 1
Type: disk
SCSI ID: IET 00010001
SCSI SN: beaf11
Size: 1074 MB, Block size: 512
Online: Yes
Removable media: No
Readonly: No
Backing store type: rdwr
Backing store path: /dev/nova-volumes/volume-00000008
Backing store flags:
Account information:
ACL information:
ALL
root at node2:/dev/disk/by-path# ls -l
lrwxrwxrwx 1 root root 9 2011-10-18 14:11 ip-172.17.68.16:3260-iscsi-iqn.2010-10.org.openstack:volume-00000008-lun-1 -> ../../sda <========== OK (lun-1)
Problem: still looking for lun-0 when it should look for lun-1 (nova-
compute problem)
********************************************************************************************
B) instance and volume on node2: OK
********************************************************************************************
root at client:~# euca-create-volume -s 1 -z nova
VOLUME vol-00000009 1 creating (project-one, None, None, None) 2011-10-18T12:03:31Z
root at client:~# euca-describe-volumes
VOLUME vol-00000009 1 nova available (project-one, node2, None, None) 2011-10-18T12:03:31Z
root at node2:~# lvdisplay
--- Logical volume ---
LV Name /dev/nova-volumes/volume-00000009
VG Name nova-volumes
LV UUID N89fbU-xr2N-jhfc-UHJD-fLwY-m1US-vtSiCm
LV Write Access read/write
LV Status available
# open 1
LV Size 1.00 GiB
Current LE 256
Segments 1
Allocation inherit
Read ahead sectors auto
- currently set to 256
Block device 252:2
root at node2:~# tgtadm --lld iscsi --op show --mode target
Target 1: iqn.2010-10.org.openstack:volume-00000009
System information:
Driver: iscsi
State: ready
I_T nexus information:
LUN information:
LUN: 0
Type: controller
SCSI ID: IET 00010000
SCSI SN: beaf10
Size: 0 MB, Block size: 1
Online: Yes
Removable media: No
Readonly: No
Backing store type: null
Backing store path: None
Backing store flags:
LUN: 1
Type: disk
SCSI ID: IET 00010001
SCSI SN: beaf11
Size: 1074 MB, Block size: 512
Online: Yes
Removable media: No
Readonly: No
Backing store type: rdwr
Backing store path: /dev/nova-volumes/volume-00000009
Backing store flags:
Account information:
ACL information:
ALL
root at client:~# euca-run-instances -k key-dodeeric -t m1.medium
ami-00000002
root at client:~# euca-describe-instances
RESERVATION r-sr4ftljp project-one default
INSTANCE i-00000004 ami-00000002 10.0.1.3 10.0.1.3 running key-dodeeric (project-one, node2) 0 m1.medium 2011-10-18T12:09:42Z nova aki-00000001 ami-00000000
root at client:~# euca-attach-volume -i i-00000004 -d /dev/vdd vol-00000009
VOLUME vol-00000009
root at client:~# euca-describe-volumes
VOLUME vol-00000009 1 nova in-use (project-one, node2, i-00000004[node2], /dev/vdd) 2011-10-18T12:03:31Z <========== OK
root at node1:~# ssh -i key-dodeeric.priv ubuntu at 10.0.1.3
Welcome to Ubuntu 11.10 (GNU/Linux 3.0.0-12-virtual x86_64)
ubuntu at server-4:~$ sudo fdisk -l
Disk /dev/vdc: 1073 MB, 1073741824 bytes <========== OK (disk is seen from inside the instance)
root at node2:~# tail -200 /var/log/nova/nova-compute.log
2011-10-18 14:20:11,571 DEBUG nova.rpc [-] received {u'_context_roles': [u'projectmanager'], u'_context_request_id': u'5bbce3c8-4910-4bad-89f4-763d58592a50', u'_context_read_deleted': False, u'args': {u'instance_id': 4, u'mountpoint': u'/dev/vdd', u'volume_id': 9}, u'_context_auth_token': None, u'_context_strategy': u'noauth', u'_context_is_admin': True, u'_context_project_id': u'project-one', u'_context_timestamp': u'2011-10-18T12:20:11.473531', u'_context_user_id': u'dodeeric', u'method': u'attach_volume', u'_context_remote_address': u'172.17.68.16'} from (pid=1013) __call__ /usr/lib/python2.7/dist-packages/nova/rpc/impl_kombu.py:600
2011-10-18 14:20:11,571 DEBUG nova.rpc [-] unpacked context: {'user_id': u'dodeeric', 'roles': [u'projectmanager'], 'timestamp': u'2011-10-18T12:20:11.473531', 'auth_token': None, 'msg_id': None, 'remote_address': u'172.17.68.16', 'strategy': u'noauth', 'is_admin': True, 'request_id': u'5bbce3c8-4910-4bad-89f4-763d58592a50', 'project_id': u'project-one', 'read_deleted': False} from (pid=1013) _unpack_context /usr/lib/python2.7/dist-packages/nova/rpc/impl_kombu.py:646
2011-10-18 14:20:11,572 INFO nova.compute.manager [5bbce3c8-4910-4bad-89f4-763d58592a50 dodeeric project-one] check_instance_lock: decorating: |<function attach_volume at 0x1e01230>|
2011-10-18 14:20:11,573 INFO nova.compute.manager [5bbce3c8-4910-4bad-89f4-763d58592a50 dodeeric project-one] check_instance_lock: arguments: |<nova.compute.manager.ComputeManager object at 0x16a0790>| |<nova.rpc.impl_kombu.RpcContext object at 0x3526410>| |4|
2011-10-18 14:20:11,573 DEBUG nova.compute.manager [5bbce3c8-4910-4bad-89f4-763d58592a50 dodeeric project-one] instance 4: getting locked state from (pid=1013) get_lock /usr/lib/python2.7/dist-packages/nova/compute/manager.py:1165
2011-10-18 14:20:11,638 INFO nova.compute.manager [5bbce3c8-4910-4bad-89f4-763d58592a50 dodeeric project-one] check_instance_lock: locked: |False|
2011-10-18 14:20:11,638 INFO nova.compute.manager [5bbce3c8-4910-4bad-89f4-763d58592a50 dodeeric project-one] check_instance_lock: admin: |True|
2011-10-18 14:20:11,638 INFO nova.compute.manager [5bbce3c8-4910-4bad-89f4-763d58592a50 dodeeric project-one] check_instance_lock: executing: |<function attach_volume at 0x1e01230>|
2011-10-18 14:20:11,705 AUDIT nova.compute.manager [5bbce3c8-4910-4bad-89f4-763d58592a50 dodeeric project-one] instance 4: attaching volume 9 to /dev/vdd
root at node2:~# tgtadm --lld iscsi --op show --mode target <========== OK (no initiator connected: iSCSI not used if instance and volume on the same node)
Target 1: iqn.2010-10.org.openstack:volume-00000009
System information:
Driver: iscsi
State: ready
I_T nexus information:
LUN information:
LUN: 0
Type: controller
SCSI ID: IET 00010000
SCSI SN: beaf10
Size: 0 MB, Block size: 1
Online: Yes
Removable media: No
Readonly: No
Backing store type: null
Backing store path: None
Backing store flags:
LUN: 1
Type: disk
SCSI ID: IET 00010001
SCSI SN: beaf11
Size: 1074 MB, Block size: 512
Online: Yes
Removable media: No
Readonly: No
Backing store type: rdwr
Backing store path: /dev/nova-volumes/volume-00000009
Backing store flags:
Account information:
ACL information:
ALL
********************************************************************************************
C) instance on node1 and volume on node2: NOK
********************************************************************************************
root at client:~# euca-create-volume -s 1 -z nova
VOLUME vol-0000000a 1 creating (project-one, None, None, None) 2011-10-18T12:30:46Z
root at client:~# euca-describe-volumes
VOLUME vol-0000000a 1 nova available (project-one, node2, None, None) 2011-10-18T12:30:46Z
root at node2:~# lvdisplay
--- Logical volume ---
LV Name /dev/nova-volumes/volume-0000000a
VG Name nova-volumes
LV UUID HCdftL-bTeB-KwNE-yb83-mqKT-eO9d-IuHC2v
LV Write Access read/write
LV Status available
# open 1
LV Size 1.00 GiB
Current LE 256
Segments 1
Allocation inherit
Read ahead sectors auto
- currently set to 256
Block device 252:3
root at node2:~# tgtadm --lld iscsi --op show --mode target
Target 2: iqn.2010-10.org.openstack:volume-0000000a
System information:
Driver: iscsi
State: ready
I_T nexus information:
LUN information:
LUN: 0
Type: controller
SCSI ID: IET 00020000
SCSI SN: beaf20
Size: 0 MB, Block size: 1
Online: Yes
Removable media: No
Readonly: No
Backing store type: null
Backing store path: None
Backing store flags:
LUN: 1
Type: disk
SCSI ID: IET 00020001
SCSI SN: beaf21
Size: 1074 MB, Block size: 512
Online: Yes
Removable media: No
Readonly: No
Backing store type: rdwr
Backing store path: /dev/nova-volumes/volume-0000000a
Backing store flags:
Account information:
ACL information:
ALL
root at client:~# euca-run-instances -k key-dodeeric -t m1.medium ami-00000002
RESERVATION r-tmxplzvs project-one default
INSTANCE i-00000008 ami-00000002 pending key-dodeeric (project-one, None) 0 m1.medium 2011-10-18T12:37:25Z unknown zone aki-00000001 ami-00000000
root at client:~# euca-describe-instances
INSTANCE i-00000008 ami-00000002 10.0.1.7 10.0.1.7 running key-dodeeric (project-one, node1) 0 m1.medium 2011-10-18T12:37:25Z nova aki-00000001 ami-00000000
root at client:~# euca-attach-volume -i i-00000008 -d /dev/vdd vol-0000000a
VOLUME vol-0000000a
root at client:~# euca-describe-volumes
VOLUME vol-0000000a 1 nova available (project-one, node2, None, None) 2011-10-18T12:30:46Z <========== NOK (not attached)
root at node2:~# tgtadm --lld iscsi --op show --mode target
Target 2: iqn.2010-10.org.openstack:volume-0000000a
System information:
Driver: iscsi
State: ready
I_T nexus information:
I_T nexus: 1
Initiator: iqn.1993-08.org.debian:01:2e5ee63e3872
Connection: 0
IP Address: 172.17.68.16 <========== OK (node1 initiator)
LUN information:
LUN: 0
Type: controller
SCSI ID: IET 00020000
SCSI SN: beaf20
Size: 0 MB, Block size: 1
Online: Yes
Removable media: No
Readonly: No
Backing store type: null
Backing store path: None
Backing store flags:
LUN: 1
Type: disk
SCSI ID: IET 00020001
SCSI SN: beaf21
Size: 1074 MB, Block size: 512
Online: Yes
Removable media: No
Readonly: No
Backing store type: rdwr
Backing store path: /dev/nova-volumes/volume-0000000a
Backing store flags:
Account information:
ACL information:
ALL
root at node1:/dev/disk/by-path# ls -l
lrwxrwxrwx 1 root root 9 2011-10-18 14:39 ip-172.17.68.100:3260-iscsi-iqn.2010-10.org.openstack:volume-0000000a-lun-1 -> ../../sda <========== OK
root at node1:~# tail -200 /var/log/nova/nova-compute.log
2011-10-18 14:39:25,519 DEBUG nova.rpc [-] received {u'_context_roles': [u'projectmanager'], u'_context_request_id': u'0e1d4934-97f8-4115-83aa-7d08f5e92f32', u'_context_read_deleted': False, u'args': {u'instance_id': 8, u'mountpoint': u'/dev/vdd', u'volume_id': 10}, u'_context_auth_token': None, u'_context_strategy': u'noauth', u'_context_is_admin': True, u'_context_project_id': u'project-one', u'_context_timestamp': u'2011-10-18T12:39:25.401601', u'_context_user_id': u'dodeeric', u'method': u'attach_volume', u'_context_remote_address': u'172.17.68.16'} from (pid=1743) __call__ /usr/lib/python2.7/dist-packages/nova/rpc/impl_kombu.py:600
2011-10-18 14:39:25,519 DEBUG nova.rpc [-] unpacked context: {'user_id': u'dodeeric', 'roles': [u'projectmanager'], 'timestamp': u'2011-10-18T12:39:25.401601', 'auth_token': None, 'msg_id': None, 'remote_address': u'172.17.68.16', 'strategy': u'noauth', 'is_admin': True, 'request_id': u'0e1d4934-97f8-4115-83aa-7d08f5e92f32', 'project_id': u'project-one', 'read_deleted': False} from (pid=1743) _unpack_context /usr/lib/python2.7/dist-packages/nova/rpc/impl_kombu.py:646
2011-10-18 14:39:25,520 INFO nova.compute.manager [0e1d4934-97f8-4115-83aa-7d08f5e92f32 dodeeric project-one] check_instance_lock: decorating: |<function attach_volume at 0x2848230>|
2011-10-18 14:39:25,521 INFO nova.compute.manager [0e1d4934-97f8-4115-83aa-7d08f5e92f32 dodeeric project-one] check_instance_lock: arguments: |<nova.compute.manager.ComputeManager object at 0x20e77d0>| |<nova.rpc.impl_kombu.RpcContext object at 0x4068e90>| |8|
2011-10-18 14:39:25,521 DEBUG nova.compute.manager [0e1d4934-97f8-4115-83aa-7d08f5e92f32 dodeeric project-one] instance 8: getting locked state from (pid=1743) get_lock /usr/lib/python2.7/dist-packages/nova/compute/manager.py:1165
2011-10-18 14:39:25,648 INFO nova.compute.manager [0e1d4934-97f8-4115-83aa-7d08f5e92f32 dodeeric project-one] check_instance_lock: locked: |False|
2011-10-18 14:39:25,649 INFO nova.compute.manager [0e1d4934-97f8-4115-83aa-7d08f5e92f32 dodeeric project-one] check_instance_lock: admin: |True|
2011-10-18 14:39:25,649 INFO nova.compute.manager [0e1d4934-97f8-4115-83aa-7d08f5e92f32 dodeeric project-one] check_instance_lock: executing: |<function attach_volume at 0x2848230>|
2011-10-18 14:39:25,712 AUDIT nova.compute.manager [0e1d4934-97f8-4115-83aa-7d08f5e92f32 dodeeric project-one] instance 8: attaching volume 10 to /dev/vdd
2011-10-18 14:39:25,753 WARNING nova.volume.driver [-] ISCSI provider_location not stored, using discovery
2011-10-18 14:39:25,753 DEBUG nova.utils [-] Running cmd (subprocess): sudo iscsiadm -m discovery -t sendtargets -p node2 from (pid=1743) execute /usr/lib/python2.7/dist-packages/nova/utils.py:168
2011-10-18 14:39:25,967 DEBUG nova.volume.driver [-] ISCSI Discovery: Found 172.17.68.100:3260,1 iqn.2010-10.org.openstack:volume-0000000a from (pid=1743) _get_iscsi_properties /usr/lib/python2.7/dist-packages/nova/volume/driver.py:479
2011-10-18 14:39:25,970 DEBUG nova.utils [-] Running cmd (subprocess): sudo iscsiadm -m node -T iqn.2010-10.org.openstack:volume-0000000a -p 172.17.68.100:3260 --login from (pid=1743) execute /usr/lib/python2.7/dist-packages/nova/utils.py:168
2011-10-18 14:39:26,576 DEBUG nova.volume.driver [-] iscsiadm ('--login',): stdout=Logging in to [iface: default, target: iqn.2010-10.org.openstack:volume-0000000a, portal: 172.17.68.100,3260]
Login to [iface: default, target: iqn.2010-10.org.openstack:volume-0000000a, portal: 172.17.68.100,3260]: successful
stderr= from (pid=1743) _run_iscsiadm /usr/lib/python2.7/dist-packages/nova/volume/driver.py:506
2011-10-18 14:39:26,581 DEBUG nova.utils [-] Running cmd (subprocess): sudo iscsiadm -m node -T iqn.2010-10.org.openstack:volume-0000000a -p 172.17.68.100:3260 --op update -n node.startup -v automatic from (pid=1743) execute /usr/lib/python2.7/dist-packages/nova/utils.py:168
2011-10-18 14:39:26,667 DEBUG nova.volume.driver [-] iscsiadm ('--op', 'update', '-n', 'node.startup', '-v', 'automatic'): stdout= stderr= from (pid=1743) _run_iscsiadm /usr/lib/python2.7/dist-packages/nova/volume/driver.py:506
2011-10-18 14:39:26,669 WARNING nova.volume.driver [-] ISCSI volume not yet found at: /dev/disk/by-path/ip-172.17.68.100:3260-iscsi-iqn.2010-10.org.openstack:volume-0000000a-lun-0. Will rescan & retry. Try number: 0
2011-10-18 14:39:26,679 DEBUG nova.utils [-] Running cmd (subprocess): sudo iscsiadm -m node -T iqn.2010-10.org.openstack:volume-0000000a -p 172.17.68.100:3260 --rescan from (pid=1743) execute /usr/lib/python2.7/dist-packages/nova/utils.py:168
2011-10-18 14:39:26,783 DEBUG nova.volume.driver [-] iscsiadm ('--rescan',): stdout=Rescanning session [sid: 2, target: iqn.2010-10.org.openstack:volume-0000000a, portal: 172.17.68.100,3260]
stderr= from (pid=1743) _run_iscsiadm /usr/lib/python2.7/dist-packages/nova/volume/driver.py:506
2011-10-18 14:39:27,786 WARNING nova.volume.driver [-] ISCSI volume not yet found at: /dev/disk/by-path/ip-172.17.68.100:3260-iscsi-iqn.2010-10.org.openstack:volume-0000000a-lun-0. Will rescan & retry. Try number: 1
2011-10-18 14:39:27,787 DEBUG nova.utils [-] Running cmd (subprocess): sudo iscsiadm -m node -T iqn.2010-10.org.openstack:volume-0000000a -p 172.17.68.100:3260 --rescan from (pid=1743) execute /usr/lib/python2.7/dist-packages/nova/utils.py:168
2011-10-18 14:39:27,845 DEBUG nova.volume.driver [-] iscsiadm ('--rescan',): stdout=Rescanning session [sid: 2, target: iqn.2010-10.org.openstack:volume-0000000a, portal: 172.17.68.100,3260]
stderr= from (pid=1743) _run_iscsiadm /usr/lib/python2.7/dist-packages/nova/volume/driver.py:506
2011-10-18 14:39:31,849 WARNING nova.volume.driver [-] ISCSI volume not yet found at: /dev/disk/by-path/ip-172.17.68.100:3260-iscsi-iqn.2010-10.org.openstack:volume-0000000a-lun-0. Will rescan & retry. Try number: 2
2011-10-18 14:39:31,850 DEBUG nova.utils [-] Running cmd (subprocess): sudo iscsiadm -m node -T iqn.2010-10.org.openstack:volume-0000000a -p 172.17.68.100:3260 --rescan from (pid=1743) execute /usr/lib/python2.7/dist-packages/nova/utils.py:168
2011-10-18 14:39:31,902 DEBUG nova.volume.driver [-] iscsiadm ('--rescan',): stdout=Rescanning session [sid: 2, target: iqn.2010-10.org.openstack:volume-0000000a, portal: 172.17.68.100,3260]
stderr= from (pid=1743) _run_iscsiadm /usr/lib/python2.7/dist-packages/nova/volume/driver.py:506
2011-10-18 14:39:40,908 ERROR nova.rpc [-] Exception during message handling
(nova.rpc): TRACE: Traceback (most recent call last):
(nova.rpc): TRACE: File "/usr/lib/python2.7/dist-packages/nova/rpc/impl_kombu.py", line 620, in _process_data
(nova.rpc): TRACE: rval = node_func(context=ctxt, **node_args)
(nova.rpc): TRACE: File "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 117, in decorated_function
(nova.rpc): TRACE: function(self, context, instance_id, *args, **kwargs)
(nova.rpc): TRACE: File "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 1242, in attach_volume
(nova.rpc): TRACE: volume_id)
(nova.rpc): TRACE: File "/usr/lib/python2.7/dist-packages/nova/volume/manager.py", line 245, in setup_compute_volume
(nova.rpc): TRACE: path = self.driver.discover_volume(context, volume_ref)
(nova.rpc): TRACE: File "/usr/lib/python2.7/dist-packages/nova/volume/driver.py", line 551, in discover_volume
(nova.rpc): TRACE: (mount_device))
(nova.rpc): TRACE: Error: iSCSI device not found at /dev/disk/by-path/ip-172.17.68.100:3260-iscsi-iqn.2010-10.org.openstack:volume-0000000a-lun-0
(nova.rpc): TRACE:
---
On a platform where both nodes are running natty and iet (and not tgt),
nova-compute searchs for lun-0 and find it: the volume can be attached
correctly to the instance:
root at node1:~# euca-describe-instances
RESERVATION r-jzwo7bdc project-toc group-toc
INSTANCE i-0000001c ami-00000019 192.168.1.240 10.0.3.3 running key-dodeeric (project-toc, node1) 0 a1.medium 2011-10-14T08:35:23Z nova aki-00000005 ari-00000006
root at node1:~# euca-describe-volumes
VOLUME vol-00000004 5 nova in-use (project-toc, node2, i-0000001c[node1], /dev/vdd) 2011-10-11T10:13:07Z
root at node1:/var/log/nova# zgrep -i "2011-10-14 10:40:5" nova-compute.log.4
2011-10-14 10:40:58,648 DEBUG nova.rpc [-] received {u'_context_roles': [u'projectmanager'], u'_context_request_id': u'0ce80ca4-c77f-40e7-8366-9bdcc14f1c32', u'_context_read_deleted': False, u'args': {u'instance_id': 28, u'mountpoint': u'/dev/vdd', u'volume_id': 4}, u'_context_auth_token': None, u'_context_strategy': u'noauth', u'_context_is_admin': False, u'_context_project_id': u'project-toc', u'_context_timestamp': u'2011-10-14T08:40:58.552407', u'_context_user_id': u'dodeeric', u'method': u'attach_volume', u'_context_remote_address': u'192.168.1.201'} from (pid=2608) __call__ /usr/lib/python2.7/dist-packages/nova/rpc/impl_kombu.py:600
2011-10-14 10:40:58,648 DEBUG nova.rpc [-] unpacked context: {'user_id': u'dodeeric', 'roles': [u'projectmanager'], 'timestamp': u'2011-10-14T08:40:58.552407', 'auth_token': None, 'msg_id': None, 'remote_address': u'192.168.1.201', 'strategy': u'noauth', 'is_admin': False, 'request_id': u'0ce80ca4-c77f-40e7-8366-9bdcc14f1c32', 'project_id': u'project-toc', 'read_deleted': False} from (pid=2608) _unpack_context /usr/lib/python2.7/dist-packages/nova/rpc/impl_kombu.py:646
2011-10-14 10:40:58,649 INFO nova.compute.manager [0ce80ca4-c77f-40e7-8366-9bdcc14f1c32 dodeeric project-toc] check_instance_lock: decorating: |<function attach_volume at 0x2ce6230>|
2011-10-14 10:40:58,650 INFO nova.compute.manager [0ce80ca4-c77f-40e7-8366-9bdcc14f1c32 dodeeric project-toc] check_instance_lock: arguments: |<nova.compute.manager.ComputeManager object at 0x259fbd0>| |<nova.rpc.impl_kombu.RpcContext object at 0x45adc50>| |28|
2011-10-14 10:40:58,650 DEBUG nova.compute.manager [0ce80ca4-c77f-40e7-8366-9bdcc14f1c32 dodeeric project-toc] instance 28: getting locked state from (pid=2608) get_lock /usr/lib/python2.7/dist-packages/nova/compute/manager.py:1165
2011-10-14 10:40:58,709 INFO nova.compute.manager [0ce80ca4-c77f-40e7-8366-9bdcc14f1c32 dodeeric project-toc] check_instance_lock: locked: |False|
2011-10-14 10:40:58,709 INFO nova.compute.manager [0ce80ca4-c77f-40e7-8366-9bdcc14f1c32 dodeeric project-toc] check_instance_lock: admin: |False|
2011-10-14 10:40:58,709 INFO nova.compute.manager [0ce80ca4-c77f-40e7-8366-9bdcc14f1c32 dodeeric project-toc] check_instance_lock: executing: |<function attach_volume at 0x2ce6230>|
2011-10-14 10:40:58,745 AUDIT nova.compute.manager [0ce80ca4-c77f-40e7-8366-9bdcc14f1c32 dodeeric project-toc] instance 28: attaching volume 4 to /dev/vdd
2011-10-14 10:40:58,762 WARNING nova.volume.driver [-] ISCSI provider_location not stored, using discovery
2011-10-14 10:40:58,762 DEBUG nova.utils [-] Running cmd (subprocess): sudo iscsiadm -m discovery -t sendtargets -p node2 from (pid=2608) execute /usr/lib/python2.7/dist-packages/nova/utils.py:165
2011-10-14 10:40:58,793 DEBUG nova.volume.driver [-] ISCSI Discovery: Found 192.168.1.202:3260,1 iqn.2010-10.org.openstack:volume-00000004 from (pid=2608) _get_iscsi_properties /usr/lib/python2.7/dist-packages/nova/volume/driver.py:487
2011-10-14 10:40:58,794 DEBUG nova.utils [-] Running cmd (subprocess): sudo iscsiadm -m node -T iqn.2010-10.org.openstack:volume-00000004 -p 192.168.1.202:3260 --login from (pid=2608) execute /usr/lib/python2.7/dist-packages/nova/utils.py:165
2011-10-14 10:40:59,323 DEBUG nova.volume.driver [-] iscsiadm ('--login',): stdout=Logging in to [iface: default, target: iqn.2010-10.org.openstack:volume-00000004, portal: 192.168.1.202,3260]
2011-10-14 10:40:59,324 DEBUG nova.utils [-] Running cmd (subprocess): sudo iscsiadm -m node -T iqn.2010-10.org.openstack:volume-00000004 -p 192.168.1.202:3260 --op update -n node.startup -v automatic from (pid=2608) execute /usr/lib/python2.7/dist-packages/nova/utils.py:165
2011-10-14 10:40:59,345 DEBUG nova.volume.driver [-] iscsiadm ('--op', 'update', '-n', 'node.startup', '-v', 'automatic'): stdout= stderr= from (pid=2608) _run_iscsiadm /usr/lib/python2.7/dist-packages/nova/volume/driver.py:514
2011-10-14 10:40:59,346 WARNING nova.volume.driver [-] ISCSI volume not yet found at: /dev/disk/by-path/ip-192.168.1.202:3260-iscsi-iqn.2010-10.org.openstack:volume-00000004-lun-0. Will rescan & retry. Try number: 0
2011-10-14 10:40:59,346 DEBUG nova.utils [-] Running cmd (subprocess): sudo iscsiadm -m node -T iqn.2010-10.org.openstack:volume-00000004 -p 192.168.1.202:3260 --rescan from (pid=2608) execute /usr/lib/python2.7/dist-packages/nova/utils.py:165
2011-10-14 10:40:59,366 DEBUG nova.volume.driver [-] iscsiadm ('--rescan',): stdout=Rescanning session [sid: 1, target: iqn.2010-10.org.openstack:volume-00000004, portal: 192.168.1.202,3260]
2011-10-14 10:40:59,367 DEBUG nova.volume.driver [-] Found iSCSI node /dev/disk/by-path/ip-192.168.1.202:3260-iscsi-iqn.2010-10.org.openstack:volume-00000004-lun-0 (after 1 rescans) from (pid=2608) discover_volume /usr/lib/python2.7/dist-packages/nova/volume/driver.py:570
--
You received this bug notification because you are a member of Ubuntu
Server Team, which is subscribed to nova in Ubuntu.
https://bugs.launchpad.net/bugs/871278
Title:
Cannot attach volumes to instances if tgt is used
To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/nova/+bug/871278/+subscriptions
More information about the Ubuntu-server-bugs
mailing list