On Sat, Nov 17, 2012 at 6:23 PM, Digimer <lists at alteeve.ca> wrote: > You could take two nodes, setup DRBD to replicate the data > (synchronously), manage a floating/virtual IP in pacemaker or rgmanager > and export the DRBD storage as an iSCSI LUN using tgtd. Then you can > migrate to the backup node, take down the primary node for maintenance > and restore with minimal/no downtime. Run this over mode=1 bonding with > each leg on two different switches and you get network HA as well. > There is nothing active/active about DRBD though, it also doesn't solve the problem of trying to utilize two heads. It's just failover. Nothing more. I'm looking for an active/active failover scenario, to utilize the multiple physical paths for additional throughput and bandwidth. Yes, I know I can add more nics. More nics doesn't provide failover of the physical node.