Hello, f18 server with oVirt engine ovirt-engine-3.2.0-1.20130113.gitc954518.fc18.noarch and f18 host with vdsm-4.10.3-0.78.gitb005b54.fc18.x86_64 DC is configred wth FCP as default. Trying to add a LUN I get Error while executing action New SAN Storage Domain: Error creating a storage domain I notice hat it creates PV and VG pvs: /dev/mapper/3600507630efe05800000000000001601 c6bb44ee-b824-44a0-a62c-f537a23d2e2b lvm2 a-- 99.62g 99.62g vgs: VG #PV #LV #SN Attr VSize VFree c6bb44ee-b824-44a0-a62c-f537a23d2e2b 1 0 0 wz--n- 99.62g 99.62g vdsm.log Thread-26641::DEBUG::2013-01-16 00:34:15,073::lvm::359::OperationMutex::(_reloadpvs) Operation 'lvm reload operation' released the operation mutex Thread-26641::WARNING::2013-01-16 00:34:15,073::lvm::73::Storage.LVM::(__getattr__) /dev/mapper/3600507630efe05800000000000001601 can't be reloaded, please check your storage connections. Thread-26641::ERROR::2013-01-16 00:34:15,073::task::833::TaskManager.Task::(_setError) Task=`1dea04e7-56e1-49c3-a702-efa676ef1e7e`::Unexpected error Traceback (most recent call last): File "/usr/share/vdsm/storage/task.py", line 840, in _run return fn(*args, **kargs) File "/usr/share/vdsm/logUtils.py", line 42, in wrapper res = f(*args, **kwargs) File "/usr/share/vdsm/storage/hsm.py", line 2424, in createStorageDomain domVersion) File "/usr/share/vdsm/storage/blockSD.py", line 505, in create numOfPVs = len(lvm.listPVNames(vgName)) File "/usr/share/vdsm/storage/lvm.py", line 1257, in listPVNames return [pv.name for pv in pvs if pv.vg_name == vgName] File "/usr/share/vdsm/storage/lvm.py", line 74, in __getattr__ raise AttributeError("Failed reload: %s" % self.name) AttributeError: Failed reload: /dev/mapper/3600507630efe05800000000000001601 Thread-26641::DEBUG::2013-01-16 00:34:15,074::task::852::TaskManager.Task::(_run) Task=`1dea04e7-56e1-49c3-a702-efa676ef1e7e`::Task._run: 1dea04e7-56e1-49c3-a702-efa676ef1e7e (2, 'c6bb44ee-b824-44a0-a62c-f537a23d2e2b', '3600507630efe05800000000000001601', 'x3XSZx-avUC-0NNI-w5K4-nCOp-uxp5-TD9GvH', 1, '3') {} failed - stopping task Thread-26641::DEBUG::2013-01-16 00:34:15,074::task::1177::TaskManager.Task::(stop) Task=`1dea04e7-56e1-49c3-a702-efa676ef1e7e`::stopping in state preparing (force False) Thread-26641::DEBUG::2013-01-16 00:34:15,074::task::957::TaskManager.Task::(_decref) Task=`1dea04e7-56e1-49c3-a702-efa676ef1e7e`::ref 1 aborting True In messages: Jan 16 00:34:14 f18ovn03 vdsm Storage.LVM WARNING lvm vgs failed: 5 [' x3XSZx-avUC-0NNI-w5K4-nCOp-uxp5-TD9GvH|c6bb44ee-b824-44a0-a62c-f537a23d2e2b|wz--n-|106971529216|106971529216|134217728|797|797|RHAT_storage_domain_UNREADY|134217728|67107328'] [' Skipping clustered volume group VG_VIRT04', ' Skipping clustered volume group VG_VIRT02', ' Skipping clustered volume group VG_VIRT03', ' Skipping clustered volume group VG_VIRT01'] Jan 16 00:34:15 f18ovn03 vdsm Storage.LVM WARNING lvm pvs failed: 5 [' NQRb0Q-3C0k-3RRo-1LZZ-NNy2-42A1-c7zO8e|/dev/mapper/3600507630efe05800000000000001601|106971529216|c6bb44ee-b824-44a0-a62c-f537a23d2e2b|x3XSZx-avUC-0NNI-w5K4-nCOp-uxp5-TD9GvH|135266304|797|0|2|107374182400'] [' Skipping clustered volume group VG_VIRT04', ' Skipping volume group VG_VIRT04', ' Skipping clustered volume group VG_VIRT02', ' Skipping volume group VG_VIRT02', ' Skipping clustered volume group VG_VIRT03', ' Skipping volume group VG_VIRT03', ' Skipping clustered volume group VG_VIRT03', ' Skipping volume group VG_VIRT03', ' Skipping clustered volume group VG_VIRT01', ' Skipping volume group VG_VIRT01', ' Skipping clustered volume group VG_VIRT01', ' Skipping volume group VG_VIRT01'] Jan 16 00:34:15 f18ovn03 vdsm Storage.LVM WARNING /dev/mapper/3600507630efe05800000000000001601 can't be reloaded, please check your storage connections. Jan 16 00:34:15 f18ovn03 vdsm TaskManager.Task ERROR Task=`1dea04e7-56e1-49c3-a702-efa676ef1e7e`::Unexpected error Jan 16 00:34:15 f18ovn03 vdsm Storage.Dispatcher.Protect ERROR Failed reload: /dev/mapper/3600507630efe05800000000000001601 Can it be that the clustered VGs on other LUNs that are skipped is the cause? BTW: tomorrow I should have a SAN guy able to mask them ... Gianluca