Hi Bill, On Wed, Jun 16, 2010 at 11:54:06AM -0400, Bill Davidsen wrote: > If it were me, I would leave the raid up, install the new drive, and > just copy the data to it. That way you have error tolerance on the > original data, while your method doesn't. After doing that and reading > the entire new drive to be sure it's valid, configure the two original > drives as a degraded three drive raid10. After that's done AND TESTED > to see that the data are still all valid, then you add the new drive > to the raid10 and get full operation. Thanks for the thorough evaluation and thoughtful advice! Much appreciated. I agree it makes a lot more sense and I will follow your suggested procedure (when I get to purchase the extra drive ;-) ) > Actually, if it were me I'd have a backup, too. And be damn sure to > run on a UPS. Great points. I will use a remote backup. I should get a UPS, really... that'll be a good incentive to stop procrastinating this ;-) Thanks again. Gilad -- 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