Appendix II: Debian OS Installation to a Software RAID Array

This article describes alternate steps for disk configuration if you elect to install the Debian OS to a software-based RAID1 Array.

Table of Contents

Executive Summary

Required Time: 10 Minutes

Description: Configure Debian OS Installation disk Software-based RAID array, including installation of GRUB bootloader. This guide will walk you through the simplest RAID1 setup. Ensure the disk(s) you intend to install the Debian OS to have at least 20GB of space for this guide. This guide presumes you followed the "Install the Debian OS on Your Server" guide until step 13 (This guide replaces steps 14 through 18 of the "Install the Debian OS on Your Server" guide).

Procedure

NOTE:

For advanced users, there are other options that are theoretically possible but were not tested by our team:
Software BIOS RAID: https://wiki.debian.org/DebianInstaller/SataRaid
Hardware RAID: Check your raid controller settings.

Manual Partitioning Method

1. From the "Partition disks" screen, select "Manual" within the "Partitioning method" listbox, then click the "Continue" button.

2. From the "Partition disks" screen, select the first drive to utilize in the Debian OS installation RAID array, then click the "Continue" button.

3. From the "Partition disks" screen, select "Yes" when prompted to create a new empty partition table on the first drive, then click the "Continue" button.

4. From the "Partition disks" screen, select the second drive to utilize in the Debian OS installation RAID array, then click the "Continue" button.