[DRBD-user] Running DRBD 8.2 on one node and 8.3 on another?

Ehud Karni ehud at unix.mvs.co.il
Wed Jan 14 22:48:36 CET 2009

Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.

On Wed, 14 Jan 2009 09:42:38, John Du wrote:
> We are running DRBD 8.2.0 on a pair of servers.  [snip]
> I have two questions:
> 1. Upgrading from 8.2 to 8.3 does not necessitate  re-generating the
> meta data on the disks,  is that true?

Yes, the 8.2 metadata works just fine with 8.3 .
You may need to update your /etc/drbd.conf for performance (read the
drbd.conf man page).

> 2. Can we upgrade the secondary to 8.3 and synchronize it with the
> primary node running 8.2?

Yes, I did just that a week ago (and upgraded the primary server 2
days later).


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