[dm-devel] Multipath with 2 NICs?

[Scott Moseman]

To confirm, 5.1 will allow MPIO over 2 NICs w/o requiring an HBA?

Thanks,
Scott


On Oct 25, 2007 12:06 PM, Mike Christie <michaelc at cs.wisc.edu> wrote:
>
> > We're interesting in using multipath I/O from our Red Hat servers
> > with our iSCSI SAN in order to have failover in the event of a switch
> > failure.  Our vendor gave me a product matrix and it says we cannot
> > use 2 NICs under Red Hat, we must use 1 NIC and 1 HBA.  I'm not
> > finding any clear cut explanation of this in the device-mapper
> > documentation, unless I'm missing something.  Are we really required
> > to use an HBA instead of just 1 NICs with DM?
>
> In RHEL 5.0, that is true.
>
> In RHEL 5.1 you can now bind a session to a specific nic and multipath
> over the two sessions. See sectrion 5.1 in
> /usr/share/doc/iscsi-initiator-utils-*/README for info on how to do this.
>