Hi Parag, can you lctl ping 10.2.1.204@o2ib from the mgs node and from the mds now? I have seen on the list that you were able to load the modules, but well, if lnet is not working on the ib this might be a the reason for the errors you are seeing.
Regards, Martin On 11/08/2017 09:15 AM, Parag Khuraswar wrote: > Hi, > > Any resolution on this ? > > Regards, > Parag. > > > > -------- Original Message -------- > Subject: [lustre-discuss] FW: mdt mounting error > Date: 2017-11-07 15:29 > From: "Parag Khuraswar" <para...@citilindia.com> > To: "'Lustre discussion'" <lustre-discuss@lists.lustre.org> > > Hi, > > Lustre module is loaded. I am getting bellow errors in > /var/log/messaged while mounting mdt. > > Nov 7 14:10:03 mds1 kernel: LDISKFS-fs (dm-2): mounted filesystem with > ordered data mode. Opts: > user_xattr,errors=remount-ro,no_mbcache,nodelalloc > > Nov 7 14:10:03 mds1 kernel: LustreError: > 4852:0:(ldlm_lib.c:483:client_obd_setup()) can't add initial connection > > Nov 7 14:10:03 mds1 kernel: LustreError: > 4852:0:(obd_config.c:608:class_setup()) setup MGC10.2.1.204@o2ib failed > (-2) > > Nov 7 14:10:03 mds1 kernel: LustreError: > 4852:0:(obd_mount.c:202:lustre_start_simple()) MGC10.2.1.204@o2ib setup > error -2 > > Nov 7 14:10:03 mds1 kernel: LustreError: > 4852:0:(obd_mount_server.c:1573:server_put_super()) no obd home-MDT0000 > > Nov 7 14:10:03 mds1 kernel: LustreError: > 4852:0:(obd_mount_server.c:132:server_deregister_mount()) home-MDT0000 > not registered > > Nov 7 14:10:03 mds1 kernel: Lustre: server umount home-MDT0000 complete > > Nov 7 14:10:03 mds1 kernel: LustreError: > 4852:0:(obd_mount.c:1504:lustre_fill_super()) Unable to mount (-2) > > Regards, > > Parag > > FROM: Ben Evans [mailto:bev...@cray.com] > SENT: Wednesday, November , 2017 6:19 PM > TO: Raj; Parag Khuraswar > CC: Lustre discussion > SUBJECT: Re: [lustre-discuss] mdt mounting error > > On the node in question Try: lsmod | grep lustre > > followed by: modprobe lustre > > I'm betting the modules aren't loaded for some reason, generally that > reason is found in dmesg. > > FROM: lustre-discuss <lustre-discuss-boun...@lists.lustre.org> on behalf > of Raj <rajgau...@gmail.com> > DATE: Wednesday, November 1, 2017 at 7:48 AM > TO: Parag Khuraswar <para...@citilindia.com> > CC: Lustre discussion <lustre-discuss@lists.lustre.org> > SUBJECT: Re: [lustre-discuss] mdt mounting error > > Parag, I have not tested two FS using a common MGT and I don't know > whether it is supported. > > On Wed, Nov 1, 2017 at 6:37 AM Parag Khuraswar <para...@citilindia.com> > wrote: > >> Hi Raj, >> >> But I have two file systems, >> And I think I can use one mgt for two filesystems. Please correct me >> if >> I am wrong. >> >> Regards, >> Parag >> >> On 2017-11-01 16:56, Raj wrote: >>> The following can contribute to this issue: >>> - Missing FS name in mgt creation (it must be <=9 character long): >>> --fsname= >>> mkfs.lustre --servicenode=10.2.1.204@o2ib >>> --servicenode=10.2.1.205@o2ib --FSNAME=HOME --mgs /dev/mapper/mpathc >>> >>> - verify if /mdt directory exists >>> >>> On Wed, Nov 1, 2017 at 6:16 AM Raj <rajgau...@gmail.com> wrote: >>> >>>> What options in mkfs.lustre did you use to format with lustre? >>>> >>>> On Wed, Nov 1, 2017 at 6:14 AM Parag Khuraswar >>>> <para...@citilindia.com> wrote: >>>> >>>> Hi Raj, >>>> >>>> Yes, /dev/mapper/mpatha available. >>>> >>>> I could format and mount using ext4. >> >>>> >>>> Regards, >>>> >>>> Parag >>>> >>>> FROM: Raj [mailto:rajgau...@gmail.com] >>>> SENT: Wednesday, November , 2017 4:39 PM >>>> TO: Parag Khuraswar; Lustre discussion >>>> SUBJECT: Re: [lustre-discuss] mdt mounting error >>>> >>>> Parag, >>>> Is the device /dev/mapper/mpatha available? >>>> If not, the multipathd may not have started or the multipath >>>> configuration may not be correct. >>>> >>>> On Wed, Nov 1, 2017 at 5:18 AM Parag Khuraswar >>>> <para...@citilindia.com> wrote: >>>> >>>> Hi, >>>> >>>> I am getting below error while mounting mdt. Mgt is mounted. >>>> >>>> Please suggest >>>> >>>> [root@mds2 ~]# mount -t lustre /dev/mapper/mpatha /mdt >>>> >>>> mount.lustre: mount /dev/mapper/mpatha at /mdt failed: No such file >>>> or directory >>>> >>>> Is the MGS specification correct? >>>> >>>> Is the filesystem name correct? >>>> >>>> If upgrading, is the copied client log valid? (see upgrade docs) >>>> >>>> Regards, >>>> >>>> Parag >>>> >>>> _______________________________________________ >>>> lustre-discuss mailing list >>>> lustre-discuss@lists.lustre.org >>>> http://lists.lustre.org/listinfo.cgi/lustre-discuss-lustre.org > _______________________________________________ > lustre-discuss mailing list > lustre-discuss@lists.lustre.org > http://lists.lustre.org/listinfo.cgi/lustre-discuss-lustre.org > _______________________________________________ > lustre-discuss mailing list > lustre-discuss@lists.lustre.org > http://lists.lustre.org/listinfo.cgi/lustre-discuss-lustre.org
smime.p7s
Description: S/MIME Cryptographic Signature
_______________________________________________ lustre-discuss mailing list lustre-discuss@lists.lustre.org http://lists.lustre.org/listinfo.cgi/lustre-discuss-lustre.org