Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.
> I just want to replicate a SAN (array, disk etc.) to another physical
> location.
Then you don't need heartbeat and drbd will do just fine.
> There is no sense in using heartbeat for me, as when that primary SAN
> dies, the asymmetric link from another datacenter will be too slow
> anyway to provide services.
Then you just want a data backup. Okay - drbd can do that for you. You
might want something that checks the device, connection and network
status, though.
> So, if I want to replicate a local array to another machine, should I
> use 127.0.0.1 address in drbd.conf?
>
>
> resource drbd0 {
> protocol C;
> incon-degr-cmd "halt -f";
>
> on thost1 {
> device /dev/nb1;
> disk /dev/hda7;
> address 127.0.0.1:7789;
This has to be an address that the other drbd node can connect to.
> }
>
> on thost2 {
> device /dev/nb1;
> disk /dev/hda7;
> address 10.1.1.32:7789;
> }
> }
>
>
> And what happens if your heartbeat box dies? ;)
Heartbeat is installed on all boxes (nodes). But I think you really dont
need it.
Regards
Dominik