On 01/26/2012 11:27 AM, Alan Brown wrote:
> On 26/01/12 16:05, Digimer wrote:
>
>>> Is anyone actually using DRDB for serious cluster implementations (ie,
>>> production systems) or is it just being used for hobby/test rigs?
>>
>> I use it rather extensively in production. I use it to back cluster
On 26/01/12 16:05, Digimer wrote:
Is anyone actually using DRDB for serious cluster implementations (ie,
production systems) or is it just being used for hobby/test rigs?
I use it rather extensively in production. I use it to back clustered
LVM-backed virtual machines and GFS2 partitions. I st
On 01/26/2012 10:46 AM, Alan Brown wrote:
> On 26/01/12 14:41, Digimer wrote:
>
>> As for qdisk, you can't use it on DRBD, only on a SAN (as it is possible
>> to have a split-brain condition where both nodes go StandAlone and
>> Primary, this allowing both nodes to think they have the qdisk vote).
On 26/01/12 14:41, Digimer wrote:
As for qdisk, you can't use it on DRBD, only on a SAN (as it is possible
to have a split-brain condition where both nodes go StandAlone and
Primary, this allowing both nodes to think they have the qdisk vote).
Is anyone actually using DRDB for serious cluster
On 01/26/2012 09:02 AM, Corey Kovacs wrote:
> My first thought is that since a two node cluster is at best a misnomer,
> then clvmd won't work as expected since it might require the operational
> semantics of a proper quorum based cluster (three nodes/votes or
> better). That's how I understand it
My first thought is that since a two node cluster is at best a misnomer,
then clvmd won't work as expected since it might require the operational
semantics of a proper quorum based cluster (three nodes/votes or better).
That's how I understand it anyway so if anyone has info the contrary,
please ch
On 01/26/2012 08:45 AM, Devrim GÜNDÜZ wrote:
>
> Hi,
>
> This is RHEL 6.2, where all packages are up2date.
>
> For a simple 2-node cluster, clvmd cannot start, because it cannot scan
> clustered LVs -- if one of the nodes are down. It simply hangs in the
> vgscan phase.
>
> Is that the expected
Hi,
This is RHEL 6.2, where all packages are up2date.
For a simple 2-node cluster, clvmd cannot start, because it cannot scan
clustered LVs -- if one of the nodes are down. It simply hangs in the
vgscan phase.
Is that the expected behaviour? If not, what is the recommended way to
get rid of thi