On Tue, Aug 03, 2010 at 04:01:32AM +0200, Victor Mataré wrote: > Hello, > > I still hope I'm mistaken in assuming I have to go back to NFSv3 if I want to > skip NFSv4 UID mapping altogether and just use the numeric UIDs the way > they're stored on-disk. However if that's actually true, I'd like to try and > make a case for implementing an option to turn off UID mapping completely (or > at least for unknown UIDs). If this is already work in progress, just ignore > this mail. > > Thing is, the forced UID mapping seems to make tasks like backing up data a > little inconvenient. You might want to preserve UIDs that are only known to > the client. > But when you copy an entire root filesystem, it becomes outright destructive, > because the rootfs will probably have several accounts that the server can't > be expected know. Just imagine a server that's used for maintenance (like > backing up and replacing hard drives) of random (foreign) systems. Idmapd will > map all unknown UIDs to a single value and thereby destroy that information. > > I think I read somewhere Pointer? --b. > that the Sun people already have a way of handling > this. Any chance Linux could do that, too? > > Please excuse me if I'm barking up the wrong tree. If this has already been > discussed, I'd appreciate a pointer. > > Thanks, > Victor > -- > To unsubscribe from this list: send the line "unsubscribe linux-nfs" in > the body of a message to majordomo@xxxxxxxxxxxxxxx > More majordomo info at http://vger.kernel.org/majordomo-info.html -- To unsubscribe from this list: send the line "unsubscribe linux-nfs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html