| 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 |