Did you check to make sure there are no firewalls running that could be blocking traffic?
-- Rick Mohr Senior HPC System Administrator National Institute for Computational Sciences http://www.nics.tennessee.edu > On Sep 27, 2016, at 10:12 AM, Phill Harvey-Smith > <p.harvey-sm...@warwick.ac.uk> wrote: > > Hi all > > I'm still having problems trying to setup lustr 2.8 on Centos 7.2. I think > part of the problem is that the documentation at : > http://lustre.org/documentation/ seems to be way out of date, when it comes > to setting up lustre with zfs. > > Also chapter 9 of the documentation talks about using lnetctl to setup the > lustre network, this doesn't seem to exist / have been installed. > > > OK, this is what I have done so far. > > Setup two servers, oric and lynx. > oric will be the mgs/mgt server > lynx will be the oss server. > > Both now have the correct versions of zfs and the lustre packages installed. > > both servers have a zfs pool called testpool. > > on the mgs I have tried to create the combined mgs/mdt with : > > mkfs.lustre --reformat --fsname=test --mgs --mdt --index=0 --backfstype=zfs > testpool/mgt_test > > That went without hitch, the docs say to try and mount this, however doing so > following the documentation will not allow this to be mounted. > > Tom Crowe, suggested that I needed to edit /etc/ldev.conf I have done that > and added the line : > > test-mds1 - test-MDT0000 zfs:testpool/mgt_test > > typing service lustre start seems not to return any errors, and there's also > nothing in /var/log/messages that seems to indicate failure. > > Now on to the oss lynx : > > Again zfs / lustre packages installed and testpool setup. > > I have tried to make the oss with : > > mkfs.lustre --reformat --ost --fsname=test --mgsnode=137.205.xxx.xxx > --index=0 --backfstype=zfs testpool/test_ost > > Again it returned without an error : > > Permanent disk data: > Target: test:OST0000 > Index: 0 > Lustre FS: test > Mount type: zfs > Flags: 0x62 > (OST first_time update ) > Persistent mount opts: > Parameters: mgsnode=137.205.232.200@tcp > > mkfs_cmd = zfs create -o canmount=off -o xattr=sa testpool/test_ost > Writing testpool/test_ost properties > lustre:version=1 > lustre:flags=98 > lustre:index=0 > lustre:fsname=test > lustre:svname=test:OST0000 > lustre:mgsnode=137.205.232.200@tcp > > Again /etc/ldev.conf modified and added : > > test test test-OST0000 zfs:testpool/test_ost > > This should have completed the setup however I can't mount the filesystem > from a client machine : > > mount -t lustre 137.205.232.179@tcp0:/test /mnt > mount.lustre: mount 137.205.232.179@tcp0:/test at /mnt failed: Input/output > error > Is the MGS running? > > Can anyone help. > > Alternately is there a simple walkthrough of setting lustre up with zfs that > I can try to get things going. > > Cheers. > > Phill. > > _______________________________________________ > 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