[DRBD-user] Drbdmanage resize procedure

Roland Kammerer roland.kammerer at linbit.com
Wed Jul 6 00:13:48 CEST 2016

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


On Tue, Jul 05, 2016 at 02:47:42PM +0200, Den wrote:
> Dear DRBD users,
> 
> I'm testing a proxmox VE 4.2-2 three-node cluster, with drbdmanage 0.96-1
> and LVM thick storage plugin
> 
> I made a resize with drbdmanage by this command:
> drbdmanage resize-volume vm-100-disk-1 0 20GiB
> 
> All done without errors. Before entering the command, the VM was OFF and
> drbd in secondary/secondary status.
> I noticed that the drbdmanage resource file was updated on the secondary
> host but not on the primary. With a node reboot  the file was updated.

So for now everything is fine? LVM got resized? The drbd device got
resized?

> So what is the right way to resize?

Basically, drbdmanage. We had some issues concerning reliable resize. In
order to get it reliable, you need newer versions of drbd (kernel) and
drbdmanage. There will be releases pretty soon.

Regards, rck



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