drbd-9.0.y

Development branch. → ChangeLog

drbd-8.4.y

Receives new features and bugfixes. To the latest 8.4.y → ChangeLog.

drbd-8.3.y

Supersedes 8.2.

Receives bugfixes only until December 2012. To the latest 8.3.y → ChangeLog.

drbd-8.0.y

Supported until December 2011. To the latest 8.0.y → ChangeLog.

All 8.x.y releases are protocol compatible. Which means you can do rolling upgrades within the 8.x releases.

It is not possible to do a rolling upgrade from 0.7 to 8.x.

drbd-0.7.x

0.7.x releases run on Linux-2.6.x and Linux-2.4.x.

Drbd-0.7.x is no longer supported.

To the latest 0.7.x → ChangeLog.

Note: "api" version denotes compatibility level to the user space tool drbd setup. Identical "proto" number means these are compatible on the wire, so to upgrade you can connect two different releases with the same proto version.