Since you are only adding parameters you don¹t need the erase-params option. I think.
Robert On 11/12/07 3:23 PM, "Wojciech Turek" <[EMAIL PROTECTED]> wrote: > Hi, > > Thanks for that. Actually I have a little more complex situation here. I have > two sets of clients. First set is working in 10.142.10.0/24 network and the > second set is working in 10.143.0.0/16 network. > Each server has two NIC's. > NIC1 = ETH0 10.143.0.0/16 and NIC2= ETH1 10.142.10.0/24 > lnet configures network in the following manner: > eth0 = <ip>@tcp0 > eth1 = <ip>@tcp1 > > I am going to change lustre configuration in order to introduce failover > features. > MGS is cobined with with mdt01=/dev/dm-0 > > on mds01 > tunefs.lustre --erase-params --writeconf > [EMAIL PROTECTED],[EMAIL PROTECTED] /dev/dm-0 > tunefs.lustre --erase-params --writeconf > [EMAIL PROTECTED],[EMAIL PROTECTED] /dev/dm-1 > > on oss1 > tunefs.lustre --erase-params --writeconf > [EMAIL PROTECTED],[EMAIL PROTECTED] > [EMAIL PROTECTED],[EMAIL PROTECTED] > [EMAIL PROTECTED],[EMAIL PROTECTED] /dev/dm-0 > tunefs.lustre --erase-params --writeconf > [EMAIL PROTECTED],[EMAIL PROTECTED] > [EMAIL PROTECTED],[EMAIL PROTECTED] > [EMAIL PROTECTED],[EMAIL PROTECTED] /dev/dm-1 > tunefs.lustre --erase-params --writeconf > [EMAIL PROTECTED],[EMAIL PROTECTED] > [EMAIL PROTECTED],[EMAIL PROTECTED] > [EMAIL PROTECTED],[EMAIL PROTECTED] /dev/dm-2 > tunefs.lustre --erase-params --writeconf > [EMAIL PROTECTED],[EMAIL PROTECTED] > [EMAIL PROTECTED],[EMAIL PROTECTED] > [EMAIL PROTECTED],[EMAIL PROTECTED] /dev/dm-3 > tunefs.lustre --erase-params --writeconf > [EMAIL PROTECTED],[EMAIL PROTECTED] > [EMAIL PROTECTED],[EMAIL PROTECTED] > [EMAIL PROTECTED],[EMAIL PROTECTED] /dev/dm-4 > tunefs.lustre --erase-params --writeconf > [EMAIL PROTECTED],[EMAIL PROTECTED] > [EMAIL PROTECTED],[EMAIL PROTECTED] > [EMAIL PROTECTED],[EMAIL PROTECTED] /dev/dm-5 > > on oss2 > tunefs.lustre --erase-params --writeconf > [EMAIL PROTECTED],[EMAIL PROTECTED] > [EMAIL PROTECTED],[EMAIL PROTECTED] > [EMAIL PROTECTED],[EMAIL PROTECTED] /dev/dm-6 > tunefs.lustre --erase-params --writeconf > [EMAIL PROTECTED],[EMAIL PROTECTED] > [EMAIL PROTECTED],[EMAIL PROTECTED] > [EMAIL PROTECTED],[EMAIL PROTECTED] /dev/dm-7 > tunefs.lustre --erase-params --writeconf > [EMAIL PROTECTED],[EMAIL PROTECTED] > [EMAIL PROTECTED],[EMAIL PROTECTED] > [EMAIL PROTECTED],[EMAIL PROTECTED] /dev/dm-8 > tunefs.lustre --erase-params --writeconf > [EMAIL PROTECTED],[EMAIL PROTECTED] > [EMAIL PROTECTED],[EMAIL PROTECTED] > [EMAIL PROTECTED],[EMAIL PROTECTED] /dev/dm-9 > tunefs.lustre --erase-params --writeconf > [EMAIL PROTECTED],[EMAIL PROTECTED] > [EMAIL PROTECTED],[EMAIL PROTECTED] > [EMAIL PROTECTED],[EMAIL PROTECTED] /dev/dm-10 > tunefs.lustre --erase-params --writeconf > [EMAIL PROTECTED],[EMAIL PROTECTED] > [EMAIL PROTECTED],[EMAIL PROTECTED] > [EMAIL PROTECTED],[EMAIL PROTECTED] /dev/dm-11 > > on oss3 > tunefs.lustre --erase-params --writeconf > [EMAIL PROTECTED],[EMAIL PROTECTED] > [EMAIL PROTECTED],[EMAIL PROTECTED] > [EMAIL PROTECTED],[EMAIL PROTECTED] /dev/dm-0 > tunefs.lustre --erase-params --writeconf > [EMAIL PROTECTED],[EMAIL PROTECTED] > [EMAIL PROTECTED],[EMAIL PROTECTED] > [EMAIL PROTECTED],[EMAIL PROTECTED] /dev/dm-1 > tunefs.lustre --erase-params --writeconf > [EMAIL PROTECTED],[EMAIL PROTECTED] > [EMAIL PROTECTED],[EMAIL PROTECTED] > [EMAIL PROTECTED],[EMAIL PROTECTED] /dev/dm-2 > tunefs.lustre --erase-params --writeconf > [EMAIL PROTECTED],[EMAIL PROTECTED] > [EMAIL PROTECTED],[EMAIL PROTECTED] > [EMAIL PROTECTED],[EMAIL PROTECTED] /dev/dm-3 > tunefs.lustre --erase-params --writeconf > [EMAIL PROTECTED],[EMAIL PROTECTED] > [EMAIL PROTECTED],[EMAIL PROTECTED] > [EMAIL PROTECTED],[EMAIL PROTECTED] /dev/dm-4 > tunefs.lustre --erase-params --writeconf > [EMAIL PROTECTED],[EMAIL PROTECTED] > [EMAIL PROTECTED],[EMAIL PROTECTED] > [EMAIL PROTECTED],[EMAIL PROTECTED] /dev/dm-5 > > on oss4 > tunefs.lustre --erase-params --writeconf > [EMAIL PROTECTED],[EMAIL PROTECTED] > [EMAIL PROTECTED],[EMAIL PROTECTED] > [EMAIL PROTECTED],[EMAIL PROTECTED] /dev/dm-6 > tunefs.lustre --erase-params --writeconf > [EMAIL PROTECTED],[EMAIL PROTECTED] > [EMAIL PROTECTED],[EMAIL PROTECTED] > [EMAIL PROTECTED],[EMAIL PROTECTED] /dev/dm-7 > tunefs.lustre --erase-params --writeconf > [EMAIL PROTECTED],[EMAIL PROTECTED] > [EMAIL PROTECTED],[EMAIL PROTECTED] > [EMAIL PROTECTED],[EMAIL PROTECTED] /dev/dm-8 > tunefs.lustre --erase-params --writeconf > [EMAIL PROTECTED],[EMAIL PROTECTED] > [EMAIL PROTECTED],[EMAIL PROTECTED] > [EMAIL PROTECTED],[EMAIL PROTECTED] /dev/dm-9 > tunefs.lustre --erase-params --writeconf > [EMAIL PROTECTED],[EMAIL PROTECTED] > [EMAIL PROTECTED],[EMAIL PROTECTED] > [EMAIL PROTECTED],[EMAIL PROTECTED] /dev/dm-10 > tunefs.lustre --erase-params --writeconf > [EMAIL PROTECTED],[EMAIL PROTECTED] > [EMAIL PROTECTED],[EMAIL PROTECTED] > [EMAIL PROTECTED],[EMAIL PROTECTED] /dev/dm-11 > > Will above be correct? > > Cheers, > > Wojciech Turek > > > On 12 Nov 2007, at 21:36, Robert LeBlanc wrote: > >> You should just unmount all the clients, all OSTs and then: >> >> tunefs.lustre failnode [EMAIL PROTECTED] writeconf /dev/shared/disk >> >> If your volume is already on the shared disk, them mount everything and you >> should be good to go. You can also do it on a live mounted system by using >> lctl, but I¹m not exactly sure how to do that. >> >> Robert >> >> On 11/12/07 2:24 PM, "Wojciech Turek" <[EMAIL PROTECTED]> wrote: >> >> >>> Hi, >>> >>> How will look my tunefs.lustre command line if I would like to configure >>> failnode for my MDS. I have two MDT's and MGS is on the same block device >>> that one of MDT's ? I have also two servers connected to share matadata >>> storage. >>> >>> Thanks, >>> >>> Wojciech >>> On 12 Nov 2007, at 20:49, Nathan Rutman wrote: >>> >>> >>>> Robert LeBlanc wrote: >>>> >>>> >>>>> Ok, I feel really stupid. I've done this before without any problem, but I >>>>> can't seem to get it to work and I can't find my notes from the last time >>>>> I >>>>> did it. We have separate MGS and MDTs. I can't seem to get our MGS to >>>>> failover correctly after reformatting it. >>>>> >>>>> mkfs.lustre --mkfsoptions="-O dir_index" --reformat --mgs >>>>> [EMAIL PROTECTED] /dev/mapper/ldiskc-part1 >>>>> >>>>> >>>>> >>>>> >>>> The MGS doesn't actually use the --failnode option (although it won't >>>> hurt). You actually have to tell the other nodes >>>> in the system (servers and clients) about the failover options for the >>>> MGS (use the --mgsnode parameter on servers, and mount address for >>>> clients). The reason is because the servers must contact the MGS for >>>> the configuration information, and they can't ask the MGS where its >>>> failover partner is if e.g. the failover partner is the one that's >>>> running. >>>> >>>> >>>> >>>>> We are running this on Debian, using the Lustre 1.6.3 debs from svn on >>>>> Lenny >>>>> with 2.6.22.12. I've tried several permutations of the mkfs.lustre >>>>> command, >>>>> specifing both nodes as failover, and both nodes as MGS and pretty much >>>>> every other combination of the above. With the above command >>>>> tunefs.lustre >>>>> shows that failnode and mgsnode are the failover node. >>>>> >>>>> Thanks, >>>>> Robert >>>>> >>>>> Robert LeBlanc >>>>> College of Life Sciences Computer Support >>>>> Brigham Young University >>>>> [EMAIL PROTECTED] >>>>> (801)422-1882 >>>>> >>>>> >>>>> _______________________________________________ >>>>> Lustre-discuss mailing list >>>>> [email protected] >>>>> https://mail.clusterfs.com/mailman/listinfo/lustre-discuss >>>>> >>>>> >>>>> >>>>> _______________________________________________ >>>>> Lustre-discuss mailing list >>>>> [email protected] >>>>> https://mail.clusterfs.com/mailman/listinfo/lustre-discuss >>>>> >>>>> >>>>> >>>>> Mr Wojciech Turek >>>>> Assistant System Manager >>>>> University of Cambridge >>>>> High Performance Computing service >>>>> email: [EMAIL PROTECTED] >>>>> tel. +441223763517 >>>>> >>>>> >>>>> >>>>> >>>>> >>>>> >>>>> >>>>> >>>>> Robert LeBlanc >>>>> College of Life Sciences Computer Support >>>>> Brigham Young University >>>>> [EMAIL PROTECTED] >>>>> (801)422-1882 >>>>> >>>>> >>>>> >>>>> >>>>> Mr Wojciech Turek >>>>> Assistant System Manager >>>>> University of Cambridge >>>>> High Performance Computing service >>>>> email: [EMAIL PROTECTED] >>>>> tel. +441223763517 >>>>> >>>>> >>>>> >>>>> >>>>> Robert LeBlanc College of Life Sciences Computer Support Brigham Young University [EMAIL PROTECTED] (801)422-1882
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