Philipp Reisner | b411b36 | 2009-09-25 16:07:19 -0700 | [diff] [blame] | 1 | Description |
| 2 | |
| 3 | DRBD is a shared-nothing, synchronously replicated block device. It |
| 4 | is designed to serve as a building block for high availability |
| 5 | clusters and in this context, is a "drop-in" replacement for shared |
| 6 | storage. Simplistically, you could see it as a network RAID 1. |
| 7 | |
| 8 | Please visit http://www.drbd.org to find out more. |
| 9 | |
| 10 | The here included files are intended to help understand the implementation |
| 11 | |
| 12 | DRBD-8.3-data-packets.svg, DRBD-data-packets.svg |
| 13 | relates some functions, and write packets. |
| 14 | |
| 15 | conn-states-8.dot, disk-states-8.dot, node-states-8.dot |
| 16 | The sub graphs of DRBD's state transitions |