This is tested on Debian Squeeze, but should work on most Debian derived distributions and on other Linux distributions with small changes. I have written almost the same guide some years ago, but I wanted to add an extra disk to my QNAP NAS and decided to write it down again. Requirements; 2 identical disks … [Read more…]
Linux Software-RAID 1 This is a short guide on setting up Linux software RAID-1 (mirroring) on a running system. Please test everything in a virtual machine or on some unused hardware before you try this on production servers. There could be errors and typos that could wipe your disks, you have been warned. If you … [Read more…]
I have a firewall running OpenBSD 3.7 installed on a SATA disk known to the system as wd0. An identical disk, wd1, is available and not being used. For added data security, I would like to mirror the content of wd0 to wd1 without re-installing or taking the box offline for more than a couple … [Read more…]