[DRBD-user] confused with DRBD 9.0 and dual-primary

[Trevor Hemsley]

On 29/08/18 14:38, Lentes, Bernd wrote:
> Hi,
>
> i found: 
> "With current DRBD-9.0 version running in Dual-Primary mode is not recommended (because of lack of testing).
> In DRBD-9.1 it will be possible to have more than two primaries at the same time."
>
> Clear statement. I'm using SLES 12 SP3 with DRBD 9.0.8. Is DRBD 9.1 already available ?
> I have a two-node cluster and like to have live migration with virtual machines as resources.
> For that i need dual-primary, right ?
>
> I found some tarballs:
> https://www.linbit.com/en/drbd-community/drbd-download/
>
> The kernel modules are 9.0.x.
> The drbd-utils i found are 9.x.
>
> Are these already dual-primary capable ?

If you only have a two node cluster then why not use DRBD 8.4.11 which
has working dual primary already.

Trevor