On Thu, 2009-09-17 at 12:44 -0400, Doug Ledford wrote: > >> 1.0 also protects from this problem. > > > > So what's the best way to update a 0.9 superblock to 1.0 format? > > > > mdadm --assemble --metadata=1.0 --update=summaries ... ? > > I don't think you can. You just have to create a new array with the > new superblock. > Hmm. Looks like you're right. Consider this to be a feature request, then. If 1.0 is more reasonable than 0.9, there should be a "safe" upgrade path. -- To unsubscribe from this list: send the line "unsubscribe linux-raid" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html