I have been building a server for a bit of time now. It’s a FreeBSD build from ZFSGuru. I have 16 2tb drives on the array in a RaidZ2 (Raid 6) formation. There are 2 vdevs of RaidZ which means I have 8 drives x 2. Each vdev has RaidZ2. This results in better iops and overall performance. Here …
Recovering a bad drive with the Ubuntu Live CD
Well, I lost a drive in my raid. The new drive did not take so I was advised to clone the drive. I tried several Windows based utils. All of them failed at the task of pure sector cloning. Pathetic. Well, Linux (Ubuntu) to the rescue. I downloaded the Ubuntu 11.10 LiveCD because I knew I could use ddrescue to …