Yes, both mgs and mdt modules are present Module Size Used by osp 341968 27 mdd 408582 17 lod 508629 17 mdt 818340 18 lfsck 735096 20 lod,mdd,mdt mgs 351348 1 mgc 94061 2 mgs osd_zfs 363587 31 lquota 363475 77 mdt,osd_zfs
From: Feng Zhang [mailto:[email protected]] Sent: Tuesday, June 19, 2018 8:13 AM To: Hebenstreit, Michael <[email protected]> Cc: lustre-discuss <[email protected]> Subject: Re: [lustre-discuss] request for help - ZFS based Lustre, MDT disk not mounting Is lustre module loaded already in kernel and started? On Tue, Jun 19, 2018 at 10:07 AM, Hebenstreit, Michael <[email protected]<mailto:[email protected]>> wrote: Mount commands hangs, no error messages in kernel log, tried already rebooting (twice) - any ideas? Thanks Michael root 4137 0.0 0.0 123520 1048 pts/0 S+ 07:56 0:00 mount -t lustre mgsmdt/mdt /lfs/lfs11/mdt root 4138 0.0 0.0 81728 3272 pts/0 S+ 07:56 0:00 /sbin/mount.lustre mgsmdt/mdt /lfs/lfs11/mdt -o rw [root@elfs11m1 ~]# dmesg | grep -i MDT [ 107.238438] LustreError: 137-5: lfs11-MDT0000_UUID: not available for connect from 36.101.16.38@tcp<mailto:36.101.16.38@tcp> (no target). If you are running an HA pair check that the target is mounted on the other server. [ 107.656990] Lustre: lfs11-MDT0000: Not available for connect from 36.101.16.39@tcp<mailto:36.101.16.39@tcp> (not set up) ZFS does not report any issues, mgs (on the same zpool) mounted without issues [root@elfs11m1 ~]# zfs list NAME USED AVAIL REFER MOUNTPOINT mgsmdt 149G 18.9T 40.8K /mgsmdt mgsmdt/mdt 147G 18.9T 147G /mgsmdt/mdt mgsmdt/mgs 4.48M 18.9T 4.48M /mgsmdt/mgs [root@elfs11m1 ~]# zpool status pool: mgsmdt state: ONLINE status: Some supported features are not enabled on the pool. The pool can still be used, but some features are unavailable. action: Enable all features using 'zpool upgrade'. Once this is done, the pool may no longer be accessible by software that does not support the features. See zpool-features(5) for details. scan: scrub repaired 0B in 2h14m with 0 errors on Thu May 31 13:36:58 2018 config: NAME STATE READ WRITE CKSUM mgsmdt ONLINE 0 0 0 raidz2-0 ONLINE 0 0 0 sdb ONLINE 0 0 0 sdc ONLINE 0 0 0 sdd ONLINE 0 0 0 sde ONLINE 0 0 0 sdf ONLINE 0 0 0 sdg ONLINE 0 0 0 sdh ONLINE 0 0 0 sdi ONLINE 0 0 0 sdj ONLINE 0 0 0 sdk ONLINE 0 0 0 sdl ONLINE 0 0 0 sdm ONLINE 0 0 0 sdn ONLINE 0 0 0 sdo ONLINE 0 0 0 sdp ONLINE 0 0 0 sdq ONLINE 0 0 0 sdr ONLINE 0 0 0 sds ONLINE 0 0 0 sdt ONLINE 0 0 0 sdu ONLINE 0 0 0 sdv ONLINE 0 0 0 sdw ONLINE 0 0 0 sdx ONLINE 0 0 0 sdy ONLINE 0 0 0 errors: No known data errors ------------------------------------------------------------------------ Michael Hebenstreit Senior Cluster Architect Intel Corporation, MS: RR1-105/H14 Core and Visual Compute Group (DCE) 4100 Sara Road Tel.: +1 505-794-3144 Rio Rancho, NM 87124 UNITED STATES E-mail: [email protected]<mailto:[email protected]> _______________________________________________ lustre-discuss mailing list [email protected]<mailto:[email protected]> http://lists.lustre.org/listinfo.cgi/lustre-discuss-lustre.org -- Best, Feng
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