On Oct 28, 2008 11:01 -0400, Kossey, Robert wrote: > The original case raw size was 9.001TB(9,001,000,000,000 bytes), but the > (ext3?) formatted size reported by lustre_config was 8584023MB, which is > less than 8TiB. However, we have tried another case with a raw size of > 11.0 TB, for which the formatted size is well above 8TiB: > > root> lfs df -h > UUID bytes Used Available Use% Mounted on > testfs-MDT0000_UUID 717.7G 472.6M 676.2G 0% /testfs[MDT:0] > testfs-OST0000_UUID 9.8T 436.5M 9.3T 0% /testfs[OST:0] > > filesystem summary: 9.8T 436.5M 9.3T 0% /testfs > > So is it the case that > 8TiB is possible to create without errors, but > remains unsupported?
That is correct. This may expose you to data corruption errors. It may not, we aren't sure yet because we haven't done testing beyond 8TB. Cheers, Andreas -- Andreas Dilger Sr. Staff Engineer, Lustre Group Sun Microsystems of Canada, Inc. _______________________________________________ Lustre-discuss mailing list [email protected] http://lists.lustre.org/mailman/listinfo/lustre-discuss
