On 7/7/10 10:48 PM, Andreas Dilger wrote: > On 2010-07-06, at 10:10, Fan Yong wrote: > >> On 7/5/10 4:21 PM, Gizo Nanava wrote: >> >>> we wounder whether is it possible to add OSTs to the Lustre with >>> quota support without making it offline? >>> We tried to do this but all quota information was lost. Despite the fact >>> that OST was formatted with quota support >>> we are receiving this error message: >>> >>> Lustre: 3743:0:(lproc_quota.c:447:lprocfs_quota_wr_type()) >>> lustrefs-OST0016: quotaon failed because quota files don't exist, please >>> run quotacheck firstly >>> >>> The message suggest to run the quotacheck command again, but maybe there >>> is a faster solution. >>> >>> >> Quotacheck is the normal process, but it maybe some slowly. >> >> The basic idea is to generate lquota_v2.user / lquota_v2.group without >> quotacheck on target Lustre system, there are other similar ways for that. >> > To be honest, I don't think this is a desirable solution. It should be > possible to automatically create these quota files the first time that a new > OST is mounted, since we know at that point that the filesystem is empty and > there will be no quota usage for any user on the OST. > Right, that is the expected solution, but it is not supported yet. The above is just a hack based on existing mechanism.
Regards, -- Fan Yong > Cheers, Andreas > -- > Andreas Dilger > Lustre Technical Lead > Oracle Corporation Canada Inc. > > -- Fan Yong Lustre Group _______________________________________________ Lustre-discuss mailing list [email protected] http://lists.lustre.org/mailman/listinfo/lustre-discuss
