On Saturday 11 April 2009, Tapani Tarvainen wrote: > On Sat, Apr 11, 2009 at 11:28:35AM +0100, Alan Chandler (a...@chandlerfamily.org.uk) wrote:> > I am currently planning my next upgrades - my desktop machine has > > run out of disk space, my server is getting old and has also almost > > run out of disk space so I need to plan an upgrade path for that > > too. I think raid 1 will allow me to "fail" one disk, and then > > replace it with a larger one, then "fail" the other add replace > > that too. > > That'll work, but leaves you vulnerable to disk failure during the > transition. If you can temporarily connect the new disks (or just one > of them at a time) simultaneously with old ones, it'd be safer to > extend the raid1 into 3-way mirror first, then reduce it back to > 2-way leaving one of the old ones out, and doing that again for > the second new disk. >
Thanks for that - not thought about it before, mainly because my desktop chassis only holds two disks. But for a short while I could probably cope with a third in an external chassis that I have. -- Alan Chandler http://www.chandlerfamily.org.uk -- To UNSUBSCRIBE, email to debian-user-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org
