This is one of a few MySQL High Availability strategies. I have used this for years and found it work great. If you don’t know about DRBD and MySQL you should read Peter’s comments.
These are step by step instructions for Redhat 5 or CentOS.
If you need more details please refer to:
http://www.drbd.org/users-guide/
Configuring MySQL for DRBD
http://dev.mysql.com/doc/refman/5.1/en/ha-drbd-install-mysql.html
Getting started:
The OS in this example is CentOS 5.5. I added a new disk (/dev/sde) to the four disk RAID-5 and RAID-1 I was already using. I’m only creating an 8 …
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