Happy to help :-) You shouldn't need to use kpartx yourself. We may need to use it in the nova code where we try to mount VDIs in Dom0 (in XenAPI plugins) Long term, I should probably look at ways around doing that.
Cheers, John > -----Original Message----- > From: suz...@midokura.jp [mailto:suz...@midokura.jp] On Behalf Of > Takaaki Suzuki > Sent: 11 June 2012 11:37 > To: John Garbutt > Cc: openstack@lists.launchpad.net; dev; Ryu Ishimoto; Mike McClurg > Subject: Re: [Openstack] Can't launch VM with XCP plus OpenStack Essex > release version > > Hi John. > > Thank you for your support again :) > > > Also, what sort of VM are you trying to launch? Is it a three part image > > with > external kernel? > Yes, I use this VM images. > ttylinux-uec-amd64-12.1_2.6.35-22_1 > - ttylinux-uec-amd64-12.1_2.6.35-22_1.img > - ttylinux-uec-amd64-12.1_2.6.35-22_1-initrd > - ttylinux-uec-amd64-12.1_2.6.35-22_1-loader > > cirros-0.3.0-x86_64-uec > - cirros-0.3.0-x86_64-blank.img > - cirros-0.3.0-x86_64-initrd > - cirros-0.3.0-x86_64-vmlinuz > > I'll check use EXT3 local SR and "kpartx" command. > > Thanks! > Suzuki > > On Mon, Jun 11, 2012 at 7:03 PM, John Garbutt <john.garb...@citrix.com> > wrote: > > It is not well documented (I promise to work on that soon), but you should > use an EXT3 local SR, not LVM. It is certainly worth moving to EXT3, just to > rule a few things out. > > > > I see you are using the Ubuntu XCP packages. This is a version of XenAPI I > have not yet started doing much QA on, but I did get a VM started OK when > using EXT3. However, I used to get LVM working for the basics with earlier > versions of xenapi, so I am shocked that is totally broken on the latest. > > > > Also, what sort of VM are you trying to launch? Is it a three part image > > with > external kernel? > > > > If you want to get going with XenAPI and OpenStack quickly, I would > recommend DevStack and XenServer 6.0.2 (free download) or XCP 1.5 Beta. > That is the combination I am testing today. Hoping to test Ubuntu XCP and > OpenStack in the next few weeks. > > > > Thanks, > > John > > > > PS: > > I think the problem you are hitting is because there was a recent change in > XCP/XenAPI where mounting the VDI into dom0 no longer automatically > exposes the partitions of that disk to the Dom0 Kernel, so you need to use > kpartx (or similar) to mount to appropriate partition. I can see you are hit > this > because the device returned is "/dev/sm/<guid>/<guid>" rather than > "/dev/sda1" or something like that. I got normal VMs working OK despite this, > but have not yet gone through all the XenAPI plugins to ensure all the issues > are fixed. > > > >> -----Original Message----- > >> From: > >> openstack-bounces+john.garbutt=eu.citrix....@lists.launchpad.net > >> [mailto:openstack-bounces+john.garbutt=eu.citrix.com@lists.launchpad. > >> net] > >> On Behalf Of Takaaki Suzuki > >> Sent: 11 June 2012 04:07 > >> To: openstack@lists.launchpad.net > >> Cc: dev; Ryu Ishimoto > >> Subject: [Openstack] Can't launch VM with XCP plus OpenStack Essex > >> release version > >> > >> Hi all. > >> > >> I need your support again. > >> We had this parted error with XCP plus OpenStack Essex release version. > >> Nova can't launch VM with XCP with OpenStack. I use SR with Local LVM. > >> Did you get parted command error? If you have any idea. > >> Please let me know. > >> > >> -------------------------- > >> nova-compute log: > >> -------------------------- > >> 2012-06-11 11:42:49 DEBUG nova.compute.manager > >> [req-85e34ab4-885c-4006-ac22-47b0323b9e21 > >> 4a7c390b523d40c49aab4ca4dfd92ced 6f9b5c555cc94910bf5b7b4a0b3af4b6] > >> [instance: ae09a885-ab5c-4b10-9582-73423932e40c] Deallocati ng > >> network for instance from (pid=3057) _deallocate_network > >> /usr/lib/python2.7/dist-packages/nova/compute/manager.py:616 > >> 2012-06-11 11:42:49 DEBUG nova.rpc.amqp > >> [req-85e34ab4-885c-4006-ac22-47b0323b9e21 > >> 4a7c390b523d40c49aab4ca4dfd92ced 6f9b5c555cc94910bf5b7b4a0b3af4b6] > >> Making asynchronous cast on network... from (pid=3057) cast /usr/l > >> ib/python2.7/dist-packages/nova/rpc/amqp.py:346 > >> 2012-06-11 11:42:49 ERROR nova.rpc.amqp > >> [req-85e34ab4-885c-4006-ac22-47b0323b9e21 > >> 4a7c390b523d40c49aab4ca4dfd92ced 6f9b5c555cc94910bf5b7b4a0b3af4b6] > >> Exception during message handling > >> 2012-06-11 11:42:49 TRACE nova.rpc.amqp Traceback (most recent call > last): > >> 2012-06-11 11:42:49 TRACE nova.rpc.amqp File > >> "/usr/lib/python2.7/dist-packages/nova/rpc/amqp.py", line 252, in > >> _process_data > >> 2012-06-11 11:42:49 TRACE nova.rpc.amqp rval = > >> node_func(context=ctxt, **node_args) > >> 2012-06-11 11:42:49 TRACE nova.rpc.amqp File > >> "/usr/lib/python2.7/dist-packages/nova/exception.py", line 114, in > >> wrapped > >> 2012-06-11 11:42:49 TRACE nova.rpc.amqp return f(*args, **kw) > >> 2012-06-11 11:42:49 TRACE nova.rpc.amqp File > >> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 177, > >> in decorated_function > >> 2012-06-11 11:42:49 TRACE nova.rpc.amqp sys.exc_info()) > >> 2012-06-11 11:42:49 TRACE nova.rpc.amqp File > >> "/usr/lib/python2.7/contextlib.py", line 24, in __exit__ > >> 2012-06-11 11:42:49 TRACE nova.rpc.amqp self.gen.next() > >> 2012-06-11 11:42:49 TRACE nova.rpc.amqp File > >> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 171, > >> in decorated_function > >> 2012-06-11 11:42:49 TRACE nova.rpc.amqp return function(self, > >> context, instance_uuid, *args, **kwargs) > >> 2012-06-11 11:42:49 TRACE nova.rpc.amqp File > >> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 651, > >> in run_instance > >> 2012-06-11 11:42:49 TRACE nova.rpc.amqp do_run_instance() > >> 2012-06-11 11:42:49 TRACE nova.rpc.amqp File > >> "/usr/lib/python2.7/dist-packages/nova/utils.py", line 945, in inner > >> 2012-06-11 11:42:49 TRACE nova.rpc.amqp retval = f(*args, > >> **kwargs) > >> 2012-06-11 11:42:49 TRACE nova.rpc.amqp File > >> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 650, > >> in do_run_instance > >> 2012-06-11 11:42:49 TRACE nova.rpc.amqp self._run_instance(context, > >> instance_uuid, **kwargs) > >> 2012-06-11 11:42:49 TRACE nova.rpc.amqp File > >> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 451, > >> in _run_instance > >> 2012-06-11 11:42:49 TRACE nova.rpc.amqp > >> self._set_instance_error_state(context, instance_uuid) > >> 2012-06-11 11:42:49 TRACE nova.rpc.amqp File > >> "/usr/lib/python2.7/contextlib.py", line 24, in __exit__ > >> 2012-06-11 11:42:49 TRACE nova.rpc.amqp self.gen.next() > >> 2012-06-11 11:42:49 TRACE nova.rpc.amqp File > >> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 432, > >> in _run_instance > >> 2012-06-11 11:42:49 TRACE nova.rpc.amqp > >> self._deallocate_network(context, instance) > >> 2012-06-11 11:42:49 TRACE nova.rpc.amqp File > >> "/usr/lib/python2.7/contextlib.py", line 24, in __exit__ > >> 2012-06-11 11:42:49 TRACE nova.rpc.amqp self.gen.next() > >> 2012-06-11 11:42:49 TRACE nova.rpc.amqp File > >> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 429, > >> in _run_instance > >> 2012-06-11 11:42:49 TRACE nova.rpc.amqp injected_files, > >> admin_password) > >> 2012-06-11 11:42:49 TRACE nova.rpc.amqp File > >> "/usr/lib/python2.7/dist-packages/nova/compute/manager.py", line 592, > >> in _spawn > >> 2012-06-11 11:42:49 TRACE nova.rpc.amqp > >> self._legacy_nw_info(network_info), block_device_info) > >> 2012-06-11 11:42:49 TRACE nova.rpc.amqp File > >> "/usr/lib/python2.7/dist-packages/nova/virt/xenapi_conn.py", line > >> 184, in spawn > >> 2012-06-11 11:42:49 TRACE nova.rpc.amqp > >> self._vmops.spawn(context, instance, image_meta, network_info) > >> 2012-06-11 11:42:49 TRACE nova.rpc.amqp File > >> "/usr/lib/python2.7/dist-packages/nova/virt/xenapi/vmops.py", line > >> 359, in spawn > >> 2012-06-11 11:42:49 TRACE nova.rpc.amqp > >> undo_mgr.rollback_and_reraise(msg=msg) > >> 2012-06-11 11:42:49 TRACE nova.rpc.amqp File > >> "/usr/lib/python2.7/dist-packages/nova/utils.py", line 1714, in > >> rollback_and_reraise > >> 2012-06-11 11:42:49 TRACE nova.rpc.amqp self._rollback() > >> 2012-06-11 11:42:49 TRACE nova.rpc.amqp File > >> "/usr/lib/python2.7/contextlib.py", line 24, in __exit__ > >> 2012-06-11 11:42:49 TRACE nova.rpc.amqp self.gen.next() > >> 2012-06-11 11:42:49 TRACE nova.rpc.amqp File > >> "/usr/lib/python2.7/dist-packages/nova/virt/xenapi/vmops.py", line > >> 346, in spawn > >> 2012-06-11 11:42:49 TRACE nova.rpc.amqp vdis = > >> create_disks_step(undo_mgr) > >> 2012-06-11 11:42:49 TRACE nova.rpc.amqp File > >> "/usr/lib/python2.7/dist-packages/nova/virt/xenapi/vmops.py", line > >> 138, in inner > >> 2012-06-11 11:42:49 TRACE nova.rpc.amqp rv = f(*args, **kwargs) > >> 2012-06-11 11:42:49 TRACE nova.rpc.amqp File > >> "/usr/lib/python2.7/dist-packages/nova/virt/xenapi/vmops.py", line > >> 265, in create_disks_step > >> 2012-06-11 11:42:49 TRACE nova.rpc.amqp vdis = > >> self._create_disks(context, instance, image_meta) > >> 2012-06-11 11:42:49 TRACE nova.rpc.amqp File > >> "/usr/lib/python2.7/dist-packages/nova/virt/xenapi/vmops.py", line > >> 242, in _create_disks > >> 2012-06-11 11:42:49 TRACE nova.rpc.amqp disk_image_type) > >> 2012-06-11 11:42:49 TRACE nova.rpc.amqp File > >> "/usr/lib/python2.7/dist-packages/nova/virt/xenapi/vm_utils.py", line > >> 626, in create_image > >> 2012-06-11 11:42:49 TRACE nova.rpc.amqp project_id, image_type) > >> 2012-06-11 11:42:49 TRACE nova.rpc.amqp File > >> "/usr/lib/python2.7/dist-packages/nova/virt/xenapi/vm_utils.py", line > >> 687, in fetch_image > >> 2012-06-11 11:42:49 TRACE nova.rpc.amqp session, instance, image, > >> image_type) > >> 2012-06-11 11:42:49 TRACE nova.rpc.amqp File > >> "/usr/lib/python2.7/dist-packages/nova/virt/xenapi/vm_utils.py", line > >> 887, in _fetch_image_glance_disk > >> 2012-06-11 11:42:49 TRACE nova.rpc.amqp raise e > >> 2012-06-11 11:42:49 TRACE nova.rpc.amqp ProcessExecutionError: > >> (u'Unexpected error while running command.\nCommand: sudo > >> /usr/bin/nova-rootwrap parted --script > >> /dev/sm/backend/ef2d3c8e-2b8a-f51f-29b8-53736fa69c04/f01b7442- > 47fc- > >> 4cda-bc6c-8e56b9d3ad70 > >> mkpart primary 63s 49214s\nExit code: 1\nStdout: "Warning: The > >> resulting partition is not properly aligned for best > >> performance.\\nError: Error informing the kernel about modifications > >> to partition /dev/sm/backend/ef2d3c8e-2b8a-f51f-29b8- > >> 53736fa69c04/f01b7442-47 > >> -- Invalid argument. This means Linux won\'t know about any changes > >> you made to /dev/sm/backend/ef2d3c8e-2b8a-f51f-29b8- > >> 53736fa69c04/f01b7442-47 > >> until you reboot -- so you shouldn\'t mount it or use it in any way > >> before > >> rebooting.\\nError: Failed to add partition 1 (Invalid > >> argument)\\n"\nStderr: \'\'', [{'file': None, 'vdi_type': 'os', > >> 'vdi_uuid': 'f01b7442-47fc-4cda-bc6c-8e56b9d3ad70'}]) > >> > >> ----------------------------- > >> Storage Repository: > >> ----------------------------- > >> uuid ( RO) : ef2d3c8e-2b8a-f51f-29b8-53736fa69c04 > >> name-label ( RW): Local storage > >> name-description ( RW): > >> host ( RO): xcp > >> allowed-operations (SRO): forget; VDI.create; VDI.snapshot; > >> plug; update; destroy; VDI.destroy; scan; VDI.clone; VDI.resize; > >> unplug > >> current-operations (SRO): > >> VDIs (SRO): f01b7442-47fc-4cda-bc6c-8e56b9d3ad70; > >> 73b8fc96-8293-4095-9ebb-c5169128f938; > >> cf9cc9ac-455a-450d-a3c4-65fce459564a; > >> ce0c1a80-af38-4bcf-8952-9497bf3d5369; > >> ddcc5a29-f086-48cf-ab67-9daf48e7869a; > >> 72627def-e0d4-4ef2-a1d2-503717a5b9b1; > >> fb5768f7-a7e5-47dc-bf15-558a240a89c3; > >> f1815b48-cb47-4c77-833e-6defe3fcb8b4; > >> 3b6a9c02-18e9-4ebe-bd4c-c8fdac3ab439; > >> 429b673c-ebc4-43c0-9c80-b3a3cfd0ef3e; > >> 1f3161cc-1390-4eec-be97-7de1a89d2c14; > >> f21707dd-e47a-4921-adee-c201d6ecaf22; > >> d7d6a689-bc23-4906-b191-edcd0484c0eb; > >> 202fe917-8f79-4c49-bb82-9a5a20a97a1d; > >> 8ef53a62-c1ac-462a-9c0b-8f02bfce00d6; > >> 8403e6a2-9c96-4e5d-a9e5-11590ec6cda1; > >> 52277317-e909-4c5c-8aaf-36421b9480fe; > >> 1a4c0c5f-cd48-43a2-bfbb-61066f5e899b; > >> 520b53f8-b823-4249-9200-33aa01fe4244; > >> c0ec57e4-7f2f-4bd0-a5bd-0644569c3232; > >> 624ea328-bd99-4fc8-a8f8-a86fc490ad90; > >> 1e8adf15-19ba-4157-aa03-6f8fc656e909 > >> PBDs (SRO): 13bcec09-f4fd-3f7e-1d5d-5bb6f6bcbb57 > >> virtual-allocation ( RO): 17725128704 > >> physical-utilisation ( RO): 255504384 > >> physical-size ( RO): 211366371328 > >> type ( RO): ext > >> content-type ( RO): user > >> shared ( RW): true > >> introduced-by ( RO): <not in database> > >> other-config (MRW): i18n-key: local-storage > >> sm-config (MRO): devserial: > >> blobs ( RO): > >> local-cache-enabled ( RO): false > >> tags (SRW): > >> > >> ------------------------- > >> Install packages: > >> ------------------------- > >> ii nova-ajax-console-proxy 2012.1-0ubuntu2.1 OpenStack > >> Compute - AJAX console proxy - transitional package ii nova- > api > >> 2012.1-0ubuntu2.2 > >> OpenStack Compute - API frontend ii nova-cert > >> 2012.1-0ubuntu2.2 > >> OpenStack Compute - certificate management ii nova- > common > >> 2012.1-0ubuntu2.2 OpenStack Compute - common files ii nova- > compute > >> 2012.1-0ubuntu2.2 > >> OpenStack Compute - compute node > >> ii nova-compute-xen 2012.1-0ubuntu2.2 OpenStack > >> Compute - compute node (Xen) ii nova-consoleauth > >> 2012.1-0ubuntu2.2 OpenStack Compute - Console Authenticator ii > >> nova-doc 2012.1-0ubuntu2.1 > >> OpenStack Compute - documentation ii nova-network > >> 2012.1-0ubuntu2.2 > >> OpenStack Compute - Network manager ii nova-scheduler > >> 2012.1-0ubuntu2.2 > >> OpenStack Compute - virtual machine scheduler ii > >> nova-vncproxy 2012.1-0ubuntu2.2 > >> OpenStack Compute - VNC proxy > >> ii nova-volume 2012.1-0ubuntu2.2 > >> OpenStack Compute - storage > >> ii nova-xcp-network 2012.1-0ubuntu2.2 > >> OpenStack Compute network plugin for the Xen Cloud Platform ii > >> nova-xcp-plugins 2012.1-0ubuntu2.2 > >> OpenStack Compute plugin for the Xen Cloud Platform ii > >> python-nova 2012.1-0ubuntu2.2 > >> OpenStack Compute Python libraries ii python-novaclient > >> 2012.1-0ubuntu1 > >> client library for OpenStack Compute API ii nova-xcp-network > >> 2012.1-0ubuntu2.2 > >> OpenStack Compute network plugin for the Xen Cloud Platform ii > >> nova-xcp-plugins 2012.1-0ubuntu2.2 > >> OpenStack Compute plugin for the Xen Cloud Platform ii > >> xcp-eliloader 0.1-4 > >> XenAPI's bootloader for EL-based guests ii xcp-fe > >> 0.5.2-3 > >> Fork-and-exec daemon for xapi > >> ii xcp-guest-templates 0.1-3 > >> Guest template generator for XCP ii xcp-networkd > >> 1.3.2-5 > >> Xen Cloud Platform - network configuration daemon ii > >> xcp-squeezed 1.3.2-5 > >> Xen Cloud Platform - memory ballooning daemon ii > >> xcp-storage-managers 0.1.1-2ubuntu1 > >> storage backends for XCP > >> ii xcp-v6d 1.3.2-5 > >> Xen Cloud Platform - feature daemon ii xcp-vncterm > >> 0.1-2 > >> Provides VNC service for XCP guest VMs ii xcp-xapi > >> 1.3.2-5 > >> Xen Cloud Platform - XenAPI server ii xcp-xe > >> 1.3.2-5 > >> Xen Cloud Platform - command-line utilities > >> > >> Thanks! > >> Suzuki > >> > >> _______________________________________________ > >> Mailing list: https://launchpad.net/~openstack Post to : > >> openstack@lists.launchpad.net Unsubscribe : > >> https://launchpad.net/~openstack More help : > >> https://help.launchpad.net/ListHelp _______________________________________________ Mailing list: https://launchpad.net/~openstack Post to : openstack@lists.launchpad.net Unsubscribe : https://launchpad.net/~openstack More help : https://help.launchpad.net/ListHelp
