On Feb 02, 2009 14:11 -0800, Jim Harm wrote: > I believe it would be better to have mkfs.lustre with the option > "--reformat" do a reformat instead of saving configuration and > rebuilding the OST and then restoring the old, obsolete configuration > that I was trying to change. > > If you want to reformat an OST and keep the configuration, it should > be some other option. This "--reformat" retains the OST name and > mount options and last_rcvd and volume name. > That does not seem to me to be a "reformat". > > Instead, I have to (after the "--reformat"), tunefs.lustre with > writeconf and erase_params (repeating the options that I thought > would be written with the mkfs.lustre) and then I have to go in > and tune.ldiskfs the volume name, too. > > It appears the only way to REALLY reformat is to dd 0s into first 10k > blocks, or so. then redo the mkfs.lustre with desired options. > > sigh; maybe i missed it in the manual or previous email, sorry, if > that's the case.
Jim, I agree that this does appear to be confusing behaviour. Can you please file a bug. 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
