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[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] RE: [Xen-API] Resizing VDI with Local Caching enabled
> Thanks for providing the info. I was able to reproduce this, and it's > actually behaving the way it's supposed to: it's just that resizing of > cloned images is unsupported. What happens is that local cache images are > automatically snapshotted off of the parent VHD, which is never affected > by the resize operation, and this results in the virtual size mismatch > between the cache image and the corresponding original that was resized. > We should probably explicitly disallow vdi-resize in such situations - > sorry for the confusion! In a future release, it wouldn't be hard to properly handle this (just deleting the cache file would be an interim step). Ian > > Andrei > > -----Original Message----- > From: Marco Sinhoreli [mailto:msinhore@xxxxxxxxx] > Sent: Thursday, March 24, 2011 9:30 PM > To: Andrei Lifchits > Cc: Jonathan Davies; xen-api > Subject: Re: [Xen-API] Resizing VDI with Local Caching enabled > > Hi Andrei: > > I've 4 hosts on pool. The did it in host master. > > Need more info? please let me know. > > Thanks > > > > On Thu, Mar 24, 2011 at 4:15 PM, Andrei Lifchits > <Andrei.Lifchits@xxxxxxxxxx> wrote: > > Hi Marco, > > > > Would you mind also providing detailed repro steps for this? How many > hosts do you have in your pool? Which host did you do it on? > > > > Thanks, > > Andrei > > > > -----Original Message----- > > From: Marco Sinhoreli [mailto:msinhore@xxxxxxxxx] > > Sent: Thursday, March 24, 2011 5:04 PM > > To: Jonathan Davies > > Cc: Andrei Lifchits; xen-api > > Subject: Re: [Xen-API] Resizing VDI with Local Caching enabled > > > > Hi Jonathan: > > > > Bellow the /var/log/SMlog file content: > > > > <log> > > > > [6667] 2011-03-24 13:54:15.913428 ['/usr/sbin/tap-ctl', 'stats', > > '-p', '28818', '-m', '0'] [6667] 2011-03-24 13:54:15.917045 = 0 > > [6904] 2011-03-24 13:55:11.249673 ['/usr/sbin/tap-ctl', 'list'] > > [6904] 2011-03-24 13:55:11.253768 = 0 [6904] 2011-03-24 > > 13:55:11.259516 ['/usr/sbin/tap-ctl', 'stats', '-p', '26360', > > '-m', '2'] [6904] 2011-03-24 13:55:11.263313 = 0 [6904] > > 2011-03-24 13:55:11.263955 ['/usr/sbin/tap-ctl', 'stats', '-p', > > '28818', '-m', '0'] [6904] 2011-03-24 13:55:11.267715 = 0 > > [7257] 2011-03-24 13:56:06.571060 ['/usr/sbin/tap-ctl', 'list'] > > [7257] 2011-03-24 13:56:06.574950 = 0 [7257] 2011-03-24 > > 13:56:06.580724 ['/usr/sbin/tap-ctl', 'stats', '-p', '26360', > > '-m', '2'] [7257] 2011-03-24 13:56:06.584472 = 0 [7257] > > 2011-03-24 13:56:06.585132 ['/usr/sbin/tap-ctl', 'stats', '-p', > > '28818', '-m', '0'] [7257] 2011-03-24 13:56:06.588925 = 0 > > [7538] 2011-03-24 13:57:01.902472 ['/usr/sbin/tap-ctl', 'list'] > > [7538] 2011-03-24 13:57:01.906591 = 0 [7538] 2011-03-24 > > 13:57:01.912364 ['/usr/sbin/tap-ctl', 'stats', '-p', '26360', > > '-m', '2'] [7538] 2011-03-24 13:57:01.916432 = 0 [7538] > > 2011-03-24 13:57:01.917099 ['/usr/sbin/tap-ctl', 'stats', '-p', > > '28818', '-m', '0'] [7538] 2011-03-24 13:57:01.921214 = 0 > > [7931] 2011-03-24 13:57:57.242696 ['/usr/sbin/tap-ctl', 'list'] > > [7931] 2011-03-24 13:57:57.246488 = 0 [7931] 2011-03-24 > > 13:57:57.252225 ['/usr/sbin/tap-ctl', 'stats', '-p', '26360', > > '-m', '2'] [7931] 2011-03-24 13:57:57.256070 = 0 [7931] > > 2011-03-24 13:57:57.256718 ['/usr/sbin/tap-ctl', 'stats', '-p', > > '28818', '-m', '0'] [7931] 2011-03-24 13:57:57.260511 = 0 > > [8329] 2011-03-24 13:58:52.568972 ['/usr/sbin/tap-ctl', 'list'] > > [8329] 2011-03-24 13:58:52.573106 = 0 [8329] 2011-03-24 > > 13:58:52.578847 ['/usr/sbin/tap-ctl', 'stats', '-p', '26360', > > '-m', '2'] [8329] 2011-03-24 13:58:52.582838 = 0 [8329] > > 2011-03-24 13:58:52.583487 ['/usr/sbin/tap-ctl', 'stats', '-p', > > '28818', '-m', '0'] [8329] 2011-03-24 13:58:52.587380 = 0 > > [8523] 2011-03-24 13:59:47.905467 ['/usr/sbin/tap-ctl', 'list'] > > [8523] 2011-03-24 13:59:47.909332 = 0 [8523] 2011-03-24 > > 13:59:47.915058 ['/usr/sbin/tap-ctl', 'stats', '-p', '26360', > > '-m', '2'] [8523] 2011-03-24 13:59:47.918973 = 0 [8523] > > 2011-03-24 13:59:47.919625 ['/usr/sbin/tap-ctl', 'stats', '-p', > > '28818', '-m', '0'] [8523] 2011-03-24 13:59:47.923533 = 0 > > [8766] 2011-03-24 14:00:16.874228 lock: acquired > > /var/lock/sm/b5631d2b-7931-c93c-39da-5a20978e823b/sr > > [8766] 2011-03-24 14:00:16.876175 ['/usr/sbin/td-util', 'query', > > 'vhd', '-vpf', > > '/var/run/sr-mount/b5631d2b-7931-c93c-39da-5a20978e823b/5d095db5-4135- > > 47f7-8118-3d9449965799.vhd'] [8766] 2011-03-24 14:00:16.903674 > > SUCCESS [8766] 2011-03-24 14:00:16.904485 lock: released > > /var/lock/sm/b5631d2b-7931-c93c-39da-5a20978e823b/sr > > [8766] 2011-03-24 14:00:16.904600 vdi_deactivate {'sr_uuid': > > 'b5631d2b-7931-c93c-39da-5a20978e823b', 'subtask_of': > > 'OpaqueRef:c7c8309d-f5fb-a97c-6443-a8b1f4b3dabe', 'vdi_ref': > > 'OpaqueRef:c602d033-57a7-bf8f-7d5d-ca76e2520402', 'vdi_on_boot': > > 'persist', 'args': [], 'vdi_location': > > '5d095db5-4135-47f7-8118-3d9449965799', 'host_ref': > > 'OpaqueRef:0ed3e74b-aee7-e262-61cd-fe18a9a6d360', 'session_ref': > > 'OpaqueRef:fcea3677-4e21-e61b-a171-4369039ffe22', 'device_config': > > {'options': '', 'SRmaster': 'true', 'serverpath': > > '/vol/vol6/orquestra', 'server': 'riofd06.globoi.com'}, 'command': > > 'vdi_deactivate', 'vdi_allow_caching': 'true', 'sr_ref': > > 'OpaqueRef:e5bbc8cc-f3d5-3cc5-3e11-2c68797c8c45', 'local_cache_sr': > > '5dea02ae-a488-829b-92d2-3eb5c288b90f', 'vdi_uuid': > > '5d095db5-4135-47f7-8118-3d9449965799'} > > [8766] 2011-03-24 14:00:16.904773 blktap2.deactivate [8766] > > 2011-03-24 14:00:16.904855 lock: acquired > > /var/lock/sm/5d095db5-4135-47f7-8118-3d9449965799/vdi > > [8766] 2011-03-24 14:00:16.913169 ['/usr/sbin/tap-ctl', 'list', > > '-m', '2'] [8766] 2011-03-24 14:00:16.916386 = 0 [8766] > > 2011-03-24 14:00:16.916680 ['/usr/sbin/tap-ctl', 'close', '-p', > > '26360', '-m', '2'] [8766] 2011-03-24 14:00:16.992138 = 0 > > [8766] 2011-03-24 14:00:16.992272 ['/usr/sbin/tap-ctl', > > 'detach', '-p', '26360', '-m', '2'] [8766] 2011-03-24 14:00:16.996854 > > = 0 [8766] 2011-03-24 14:00:16.997078 ['/usr/sbin/tap-ctl', > > 'free', '-m', '2'] [8766] 2011-03-24 14:00:16.999694 = 0 [8766] > > 2011-03-24 14:00:16.999870 tap.deactivate: Shut down > > Tapdisk(vhd:/var/run/sr-mount/5dea02ae-a488-829b-92d2-3eb5c288b90f/5d0 > > 95db5-4135-47f7-8118-3d9449965799.vhdcache, > > pid=26360, minor=2, state=R) > > [8766] 2011-03-24 14:00:17.039695 ['/usr/sbin/vhd-util', > > 'query', '--debug', '-p', '-n', > > '/var/run/sr-mount/b5631d2b-7931-c93c-39da-5a20978e823b/5d095db5-4135- > > 47f7-8118-3d9449965799.vhd'] [8766] 2011-03-24 14:00:17.052353 > > SUCCESS [8766] 2011-03-24 14:00:17.058312 Tearing down the cache > > [8766] 2011-03-24 14:00:17.059648 ['/usr/sbin/td-util', 'query', > > 'vhd', '-vpf', > > '/var/run/sr-mount/b5631d2b-7931-c93c-39da-5a20978e823b/7dde9a41-45bf- > > 4a4a-a17c-10b9ca93c41f.vhd'] [8766] 2011-03-24 14:00:17.102206 > > SUCCESS [8766] 2011-03-24 14:00:17.449727 lock: acquired > > /var/lock/sm/7dde9a41-45bf-4a4a-a17c-10b9ca93c41f/cachesetup > > [8766] 2011-03-24 14:00:17.449808 lock: released > > /var/lock/sm/7dde9a41-45bf-4a4a-a17c-10b9ca93c41f/cachesetup > > [8766] 2011-03-24 14:00:17.449863 lock: closed > > /var/lock/sm/7dde9a41-45bf-4a4a-a17c-10b9ca93c41f/cachesetup > > [8766] 2011-03-24 14:00:17.449926 lock: closed > > /var/lock/sm/5dea02ae-a488-829b-92d2-3eb5c288b90f/sr > > [8766] 2011-03-24 14:00:17.734256 ['/usr/sbin/td-util', 'query', > > 'vhd', '-vpf', > > '/var/run/sr-mount/b5631d2b-7931-c93c-39da-5a20978e823b/5d095db5-4135- > > 47f7-8118-3d9449965799.vhd'] [8766] 2011-03-24 14:00:17.746639 > > SUCCESS [8766] 2011-03-24 14:00:17.762216 Removed host key > > host_OpaqueRef:0ed3e74b-aee7-e262-61cd-fe18a9a6d360 for > > 5d095db5-4135-47f7-8118-3d9449965799 > > [8766] 2011-03-24 14:00:17.762311 lock: released > > /var/lock/sm/5d095db5-4135-47f7-8118-3d9449965799/vdi > > [8766] 2011-03-24 14:00:17.762378 lock: closed > > /var/lock/sm/5d095db5-4135-47f7-8118-3d9449965799/vdi > > [8766] 2011-03-24 14:00:17.762456 lock: closed > > /var/lock/sm/b5631d2b-7931-c93c-39da-5a20978e823b/sr > > [8766] 2011-03-24 14:00:17.762628 lock: closed > > /var/lock/sm/b5631d2b-7931-c93c-39da-5a20978e823b/sr > > [8822] 2011-03-24 14:00:17.884668 lock: acquired > > /var/lock/sm/b5631d2b-7931-c93c-39da-5a20978e823b/sr > > [8822] 2011-03-24 14:00:17.886117 ['/usr/sbin/td-util', 'query', > > 'vhd', '-vpf', > > '/var/run/sr-mount/b5631d2b-7931-c93c-39da-5a20978e823b/5d095db5-4135- > > 47f7-8118-3d9449965799.vhd'] [8822] 2011-03-24 14:00:17.902571 > > SUCCESS [8822] 2011-03-24 14:00:17.903878 vdi_detach {'sr_uuid': > > 'b5631d2b-7931-c93c-39da-5a20978e823b', 'subtask_of': > > 'OpaqueRef:c7c8309d-f5fb-a97c-6443-a8b1f4b3dabe', 'vdi_ref': > > 'OpaqueRef:c602d033-57a7-bf8f-7d5d-ca76e2520402', 'vdi_on_boot': > > 'persist', 'args': [], 'vdi_location': > > '5d095db5-4135-47f7-8118-3d9449965799', 'host_ref': > > 'OpaqueRef:0ed3e74b-aee7-e262-61cd-fe18a9a6d360', 'session_ref': > > 'OpaqueRef:28d24a42-044e-091a-6b31-a49a5b80b565', 'device_config': > > {'options': '', 'SRmaster': 'true', 'serverpath': > > '/vol/vol6/orquestra', 'server': 'riofd06.globoi.com'}, 'command': > > 'vdi_detach', 'vdi_allow_caching': 'true', 'sr_ref': > > 'OpaqueRef:e5bbc8cc-f3d5-3cc5-3e11-2c68797c8c45', 'local_cache_sr': > > '5dea02ae-a488-829b-92d2-3eb5c288b90f', 'vdi_uuid': > > '5d095db5-4135-47f7-8118-3d9449965799'} > > [8822] 2011-03-24 14:00:17.904166 lock: closed > > /var/lock/sm/5d095db5-4135-47f7-8118-3d9449965799/vdi > > [8822] 2011-03-24 14:00:17.904285 lock: released > > /var/lock/sm/b5631d2b-7931-c93c-39da-5a20978e823b/sr > > [8822] 2011-03-24 14:00:17.904565 lock: closed > > /var/lock/sm/b5631d2b-7931-c93c-39da-5a20978e823b/sr > > [8994] 2011-03-24 14:00:43.246717 ['/usr/sbin/tap-ctl', 'list'] > > [8994] 2011-03-24 14:00:43.250366 = 0 [8994] 2011-03-24 > > 14:00:43.256244 ['/usr/sbin/tap-ctl', 'stats', '-p', '28818', > > '-m', '0'] [8994] 2011-03-24 14:00:43.260298 = 0 [9095] > > 2011-03-24 14:01:12.462263 lock: acquired > > /var/lock/sm/b5631d2b-7931-c93c-39da-5a20978e823b/sr > > [9095] 2011-03-24 14:01:12.464090 ['/usr/sbin/td-util', 'query', > > 'vhd', '-vpf', > > '/var/run/sr-mount/b5631d2b-7931-c93c-39da-5a20978e823b/5d095db5-4135- > > 47f7-8118-3d9449965799.vhd'] [9095] 2011-03-24 14:01:12.481012 > > SUCCESS [9095] 2011-03-24 14:01:12.482403 lock: released > > /var/lock/sm/b5631d2b-7931-c93c-39da-5a20978e823b/sr > > [9095] 2011-03-24 14:01:12.482584 vdi_resize {'sr_uuid': > > 'b5631d2b-7931-c93c-39da-5a20978e823b', 'subtask_of': > > 'OpaqueRef:4e9f7429-4c78-35ca-3c35-aa2ba7e87b03', 'vdi_ref': > > 'OpaqueRef:c602d033-57a7-bf8f-7d5d-ca76e2520402', 'vdi_on_boot': > > 'persist', 'args': ['42949672960'], 'vdi_location': > > '5d095db5-4135-47f7-8118-3d9449965799', 'host_ref': > > 'OpaqueRef:0ed3e74b-aee7-e262-61cd-fe18a9a6d360', 'session_ref': > > 'OpaqueRef:f7ef4d98-e63d-d4cc-ea06-c1eefd721779', 'device_config': > > {'options': '', 'SRmaster': 'true', 'serverpath': > > '/vol/vol6/orquestra', 'server': 'riofd06.globoi.com'}, 'command': > > 'vdi_resize', 'vdi_allow_caching': 'true', 'sr_ref': > > 'OpaqueRef:e5bbc8cc-f3d5-3cc5-3e11-2c68797c8c45', 'local_cache_sr': > > '5dea02ae-a488-829b-92d2-3eb5c288b90f', 'vdi_uuid': > > '5d095db5-4135-47f7-8118-3d9449965799'} > > [9095] 2011-03-24 14:01:12.482785 ['/usr/sbin/vhd-util', > > 'resize', '--debug', '-s', '40960', '-n', > > '/var/run/sr-mount/b5631d2b-7931-c93c-39da-5a20978e823b/5d095db5-4135- > > 47f7-8118-3d9449965799.vhd', '-j', > > '.journal-5d095db5-4135-47f7-8118-3d9449965799'] > > [9095] 2011-03-24 14:01:12.702535 SUCCESS [9095] 2011-03-24 > > 14:01:12.702738 ['/usr/sbin/vhd-util', 'query', '--debug', '-v', > > '-n', > > '/var/run/sr-mount/b5631d2b-7931-c93c-39da-5a20978e823b/5d095db5-4135- > > 47f7-8118-3d9449965799.vhd'] [9095] 2011-03-24 14:01:12.716394 > > SUCCESS [9095] 2011-03-24 14:01:12.749430 _db_update_sm_config: > > 5d095db5-4135-47f7-8118-3d9449965799 del sm-config:vhd-parent [9095] > > 2011-03-24 14:01:12.788894 lock: closed > > /var/lock/sm/b5631d2b-7931-c93c-39da-5a20978e823b/sr > > [9233] 2011-03-24 14:01:38.575962 ['/usr/sbin/tap-ctl', 'list'] > > [9233] 2011-03-24 14:01:38.579594 = 0 [9233] 2011-03-24 > > 14:01:38.585400 ['/usr/sbin/tap-ctl', 'stats', '-p', '28818', > > '-m', '0'] [9233] 2011-03-24 14:01:38.589243 = 0 > > > > </log> > > > > On Thu, Mar 24, 2011 at 12:01 PM, Jonathan Davies > <Jonathan.Davies@xxxxxxxxxxxxx> wrote: > >> Hi Marco, > >> > >> No, that's not the expected behaviour... > >> > >> Andrei (cc'd) has not been able to reproduce this. Are you able to > provide /var/log/SMlog and some more detailed reproduction steps? > >> > >> Thanks, > >> > >> Jonathan > >> > >>> -----Original Message----- > >>> From: xen-api-bounces@xxxxxxxxxxxxxxxxxxx [mailto:xen-api- > >>> bounces@xxxxxxxxxxxxxxxxxxx] On Behalf Of Marco Sinhoreli > >>> Sent: 23 March 2011 15:03 > >>> To: xen-api > >>> Subject: [Xen-API] Resizing VDI with Local Caching enabled > >>> > >>> Hello all: > >>> > >>> I'm trying resize a VDI cloned from a gold-image. I'm using storage > >>> local caching in my tests. After resize, the virtual machine isn't > >>> booting. Bellow the exception: > >>> > >>> > >>> <output> > >>> [root@server ~]# vdi=$(xe vbd-list > >>> vm-uuid=fa537d17-1b07-b472-74c7-67b2a2f5561f device=xvda > >>> params=vdi-uuid --minimal) [root@server ~]# xe vdi-resize uuid=$vdi > >>> disk-size=40GiB [root@server ~]# echo $? > >>> 0 > >>> [root@server ~]# xe vm-start > >>> uuid=fa537d17-1b07-b472-74c7-67b2a2f5561f > >>> There was an SR backend failure. > >>> status: non-zero exit > >>> stdout: > >>> stderr: Traceback (most recent call last): > >>> File "/opt/xensource/sm/NFSSR", line 253, in ? > >>> SRCommand.run(NFSSR, DRIVER_INFO) > >>> File "/opt/xensource/sm/SRCommand.py", line 246, in run > >>> ret = cmd.run(sr) > >>> File "/opt/xensource/sm/SRCommand.py", line 94, in run > >>> return self._run_locked(sr) > >>> File "/opt/xensource/sm/SRCommand.py", line 131, in _run_locked > >>> return self._run(sr, target) > >>> File "/opt/xensource/sm/SRCommand.py", line 183, in _run > >>> caching_params) > >>> File "/opt/xensource/sm/blktap2.py", line 1280, in activate > >>> if self._activate_locked(sr_uuid, vdi_uuid, caching_params): > >>> File "/opt/xensource/sm/blktap2.py", line 29, in wrapper > >>> ret = op(self, *args) > >>> File "/opt/xensource/sm/blktap2.py", line 1312, in > >>> _activate_locked > >>> dev_path = self._activate(sr_uuid, vdi_uuid, caching_params) > >>> File "/opt/xensource/sm/blktap2.py", line 1326, in _activate > >>> dev_path = self.setup_cache(sr_uuid, vdi_uuid, caching_params) > >>> File "/opt/xensource/sm/blktap2.py", line 1468, in setup_cache > >>> local_sr_uuid, scratch_mode) > >>> File "/opt/xensource/sm/blktap2.py", line 1550, in _setup_cache > >>> standby=scratch_mode) > >>> File "/opt/xensource/sm/blktap2.py", line 711, in launch_on_tap > >>> raise TapdiskFailed(cls.Arg(_type, path), ctl) > >>> blktap2.TapdiskFailed: > >>> Tapdisk(vhd:/var/run/sr-mount/01cbd019-bd89-1296-a4bf- > >>> fd9d412f64f4/05732396-9466-4828-9926-2217a10a18c9.vhdcache): > >>> ['/usr/sbin/tap-ctl', 'open', '-p', '21483', '-m', '3', '-a', > >>> 'vhd:/var/run/sr-mount/01cbd019-bd89-1296-a4bf-fd9d412f64f4/05732396 > >>> - 9466-4828-9926-2217a10a18c9.vhdcache', > >>> '-e', '0', '-2', > >>> 'vhd:/var/run/sr-mount/b5631d2b-7931-c93c-39da-5a20978e823b/05732396 > >>> - > >>> 9466-4828-9926-2217a10a18c9.vhd'] > >>> failed: status=22, pid=21485, errmsg= </output> > >>> > >>> Is it a bug or could I have done something not permitted? > >>> > >>> Thoughts? > >>> > >>> > >>> Cheers! > >>> > >>> -- > >>> Marco Sinhoreli > >>> > >>> _______________________________________________ > >>> xen-api mailing list > >>> xen-api@xxxxxxxxxxxxxxxxxxx > >>> http://lists.xensource.com/mailman/listinfo/xen-api > >> > > > > > > > > -- > > Marco Sinhoreli > > > > > > -- > Marco Sinhoreli _______________________________________________ xen-api mailing list xen-api@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/mailman/listinfo/xen-api
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