SJS wrote: > begin quoting Tracy R Reed as of Mon, Dec 10, 2007 at 11:56:48AM -0800: >> Todd Walton wrote: >>> I partitioned my hard drive at something less than optimal. Now I'd >>> like to put /usr on a different partition. How do I do this? >> Most modern distros use LVM don't they? If you aren't on LVM yet be sure >> to use it in the future. It makes this sort of problem go away. > > Hm... > > Let's say I have 3 disks and 1 CDROM drive and two IDE channels. > > I want to upgrade one of the disks. > > So... without LVM, it's simple. I pull the CDROM, drop in the disk, > partition, format, mount, and play with tar or rsync, modify fstab, > pull the old disk, move the new disk, reconnect the CDROM, and bob's > your uncle. > > With LVM, is it even simpler?
Yes. But you have to have empty space beforehand to allocate. Or you have to do some gyrations to shrink a filesystem that has excess space in order to reallocate it to the filesystem that needs it. Answers at <http://www.tldp.org/HOWTO/LVM-HOWTO/index.html> > Where are my bits, exactly? That is a much better question. They answer is, no one knows, exactly. Well, at some level the operating system figures it out, but the answer is convoluted involving potentially many redirects. Gus -- [email protected] http://www.kernel-panic.org/cgi-bin/mailman/listinfo/kplug-list
