Chris Murphy posted on Mon, 13 Jan 2014 17:40:33 -0700 as excerpted: > If you decide to backup, reformat, restore, then first I suggest > > btrfs-image -c 9-t 4 /dev/sdX /mnt/<pathtoanothervolume+filename> > > You can keep it handy in case a dev asks for it or you can attach it to > a kernel.org bug report. I've not actually done one of these, yet. How big are they? The manpage says it's basically the metadata only (data is zeroed), so I'd guess one could expect it to be about the size of metadata as reported by btrfs fi df (obviously, when it could still mount if it's now unmountable), right? -- Duncan - List replies preferred. No HTML msgs. "Every nonfree program has a lord, a master -- and if you use the program, he is your master." Richard Stallman -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
