[ovirt-users] Re: issue connecting 4.3.8 node to nfs domain

On Thu, Feb 6, 2020 at 11:07 AM Jorick Astrego <jorick(a)netbulae.eu <mailto:jorick@netbulae.eu>> wrote: Hi, Something weird is going on with our ovirt node 4.3.8 install mounting a nfs share. We have a NFS domain for a couple of backup disks and we have a couple of 4.2 nodes connected to it. Now I'm adding a fresh cluster of 4.3.8 nodes and the backupnfs mount doesn't work. (annoying you cannot copy the text from the events view) The domain is up and working ID:f5d2f7c6-093f-46d6-a844-224d92db5ef9 Size:10238 GiB Available:2491 GiB Used:7747 GiB Allocated:3302 GiB Over Allocation Ratio:37% Images:7 Path:*.*.*.*:/data/ovirt NFS Version:AUTO Warning Low Space Indicator:10% (1023 GiB) Critical Space Action Blocker:5 GiB But somehow the node appears to thin thinks it's an LVM volume? It tries to find the VGs volume group but fails... which is not so strange as it is an NFS volume: 2020-02-05 14:17:54,190+0000 WARN  (monitor/f5d2f7c) [storage.LVM] Reloading VGs failed (vgs=[u'f5d2f7c6-093f-46d6-a844-224d92db5ef9'] rc=5 out=[] err=['  Volume group "f5d2f7c6-093f-46d6-a844-224d92db5ef9" not found', '  Cannot process volume group f5d2f7c6-093f-46d6-a844-224d92db5ef9']) (lvm:470) 2020-02-05 14:17:54,201+0000 ERROR (monitor/f5d2f7c) [storage.Monitor] Setting up monitor for f5d2f7c6-093f-46d6-a844-224d92db5ef9 failed (monitor:330) Traceback (most recent call last):   File "/usr/lib/python2.7/site-packages/vdsm/storage/monitor.py", line 327, in _setupLoop     self._setupMonitor()   File "/usr/lib/python2.7/site-packages/vdsm/storage/monitor.py", line 349, in _setupMonitor     self._produceDomain()   File "/usr/lib/python2.7/site-packages/vdsm/utils.py", line 159, in wrapper     value = meth(self, *a, **kw)   File "/usr/lib/python2.7/site-packages/vdsm/storage/monitor.py", line 367, in _produceDomain     self.domain = sdCache.produce(self.sdUUID)   File "/usr/lib/python2.7/site-packages/vdsm/storage/sdc.py", line 110, in produce     domain.getRealDomain()   File "/usr/lib/python2.7/site-packages/vdsm/storage/sdc.py", line 51, in getRealDomain     return self._cache._realProduce(self._sdUUID)   File "/usr/lib/python2.7/site-packages/vdsm/storage/sdc.py", line 134, in _realProduce     domain = self._findDomain(sdUUID)   File "/usr/lib/python2.7/site-packages/vdsm/storage/sdc.py", line 151, in _findDomain     return findMethod(sdUUID)   File "/usr/lib/python2.7/site-packages/vdsm/storage/sdc.py", line 176, in _findUnfetchedDomain     raise se.StorageDomainDoesNotExist(sdUUID) StorageDomainDoesNotExist: Storage domain does not exist: (u'f5d2f7c6-093f-46d6-a844-224d92db5ef9',) The volume is actually mounted fine on the node: On NFS server Feb  5 15:47:09 back1en rpc.mountd[4899]: authenticated mount request from *.*.*.*:673 for /data/ovirt (/data/ovirt) On the host mount|grep nfs *.*.*.*:/data/ovirt on /rhev/data-center/mnt/*.*.*.*:_data_ovirt type nfs (rw,relatime,vers=3,rsize=1048576,wsize=1048576,namlen=255,soft,nolock,nosharecache,proto=tcp,timeo=600,retrans=6,sec=sys,mountaddr=*.*.*.*,mountvers=3,mountport=20048,mountproto=udp,local_lock=all,addr=*.*.*.*) And I can see the files: ls -alrt /rhev/data-center/mnt/*.*.*.*:_data_ovirt total 4 drwxr-xr-x. 5 vdsm kvm    61 Oct 26  2016 1ed0a635-67ee-4255-aad9-b70822350706 What ls -lart for 1ed0a635-67ee-4255-aad9-b70822350706 is showing?