And here is the full 'dmeg' relevant output:
[165859.396022] beegfs: beegfs_XNodeSyn(203299): Deregistration: Node deregistration successful.
[165861.442202] beegfs: mount(203297): App (wait for component termination): Still waiting for this component to stop: beegfs_AckMgr
[165861.954219] beegfs: mount(203297): App (wait for component termination): Component stopped: beegfs_AckMgr
[165861.954223] beegfs: mount(203297): App (stop): All components stopped.
[165879.187643] beegfs: rmmod(203326): BeeGFS client unloaded.
[165879.238010] beegfs: modprobe(203332): File system registered. Type: beegfs. Version: 8.2.2
[165879.278311] beegfs: mount(203379): Built without NVFS RDMA support.
[165879.289685] beegfs: mount(203379): DatagramListener (init sock): Listening for UDP datagrams: Port 8004
[165879.289692] beegfs: mount(203379): App_logInfos: BeeGFS Client Version: 8.2.2
[165879.289695] beegfs: mount(203379): App_logInfos: ClientID: c31A73-690D046B-roce-cn-00
[165879.289701] beegfs: mount(203379): App_logInfos: Usable NICs:
+ enp175s0[ip addr: 172.16.16.9; type: RDMA]
+ enp175s0[ip addr: 172.16.16.9; type: TCP]
+ eno1[ip addr: 172.16.10.9; type: TCP]
[165879.289768] beegfs: beegfs_XNodeSyn(203381): Init: Waiting for beegfs...@172.16.16.18:8008...
[165879.290083] beegfs: beegfs_DGramLis(203380): Heartbeat incoming: New node: beegfs-mgmtd management [ID: 1];
[165879.290088] beegfs: beegfs_XNodeSyn(203381): Init: Management node found. Downloading node groups...
[165879.290157] beegfs: beegfs_XNodeSyn(203381): NodeConn (acquire stream): Connected:
beegfs...@172.16.16.18:8008 (protocol: TCP)
[165879.290332] beegfs: beegfs_XNodeSyn(203381): Sync: Nodes added (sync results): 2 (Type: beegfs-meta)
[165879.290441] beegfs: beegfs_XNodeSyn(203381): Sync: Nodes added (sync results): 2 (Type: beegfs-storage)
[165879.290728] beegfs: beegfs_XNodeSyn(203381): Init: Node registration...
[165879.291243] beegfs: beegfs_XNodeSyn(203381): Registration: Node registration successful.
[165879.291715] beegfs: beegfs_XNodeSyn(203381): Init: Init complete.
[165879.291719] beegfs: mount(203379): Mount sanity check: Retrieval of root directory entry failed. Are all metadata servers running and registered at the management daemon? (Error: Communication error)
[165879.291721] beegfs: mount(203379): Mount sanity check failed. Canceling mount. (Log file may provide additional information. Check can be disabled with sysMountSanityCheckMS=0 in the config file.)
[165879.291723] beegfs: mount(203379): App (stop components): Stopping components...
[165879.292649] beegfs: beegfs_XNodeSyn(203381): Deregistration: Node deregistration successful.
[165881.345378] beegfs: mount(203379): App (wait for component termination): Still waiting for this component to stop: beegfs_AckMgr
[165881.793356] beegfs: mount(203379): App (wait for component termination): Component stopped: beegfs_AckMgr
[165881.793360] beegfs: mount(203379): App (stop): All components stopped.