[DRBD-user] Using 2 Interfaces for the same drbd device ?
mvolaski at aecom.yu.edu
Mon Aug 27 23:39:40 CEST 2007
>Maurice Volaski wrote:
> >> via.lej at free.fr wrote:
> >>> I just want to build a redondancy between the 2 nics for the same
>>>> drbd volume . If the link on the NIC A failed, i would like to use
>>>> the NIC B in order to keep the synchronisation on the drbd volume.
>>> You've got to use bonding mode 6 aka ALB.
>> This wouldn't work if the NICs are on different networks, which is what
>> you'd want to also establish redundancy against switch failure.
>> Heartbeat, however, has had this ability for a long time, although
>> that's a way simpler connection.
>Yes, it would because you don't use eth0 and eth1 anymore, but bond0, bond1
No, this would not work. Bonding is not routing. There was once a
discussion here on how this could be accomplished a long while ago
using OSPF. It is rather complex. I seem to recall, however, that
DRBD+, the commercial version, can do this natively. Correct?
Maurice Volaski, mvolaski at aecom.yu.edu
Computing Support, Rose F. Kennedy Center
Albert Einstein College of Medicine of Yeshiva University
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