[DRBD-user] Splitting Resources Among Multiple Nodes

Lars Ellenberg lars.ellenberg at linbit.com
Fri Aug 22 18:54:42 CEST 2008

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

On Fri, Aug 22, 2008 at 07:42:32AM -0700, Mike Sweetser - Adhost wrote:
> Awesome - now, here's the million dollar question.  Not counting the resync, how difficult is this to do without taking it offline?
> * Resource s0 on Node A and Node B
> * Set up a new device the same size as s0 on Node C
> * Take Node B offline (leaving A as Primary/Unknown)
> * Modify the config on Node A so that Node C is now the secondary - running drbdadm adjust s0
> * Bring Node C online and letting it resync to Node C
> Is THIS possible without taking down DRBD?


"just do it"

though you cannot have the same drbd.conf onm all nodes now,
due to too much paranoia on my part...

: Lars Ellenberg                
: LINBIT HA-Solutions GmbH
: DRBD®/HA support and consulting    http://www.linbit.com

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