[ewg] [RESEND] Multiple fabrics and OpenSM

[pavan tc]

Hi Hal,

On Wed, Mar 6, 2013 at 4:49 AM, Hal Rosenstock <hal at dev.mellanox.co.il>wrote:

> Hi Pavan,
>
> On 3/6/2013 1:19 AM, pavan tc wrote:
> > Hi,
> >
> > [Please reply to my mail ID since I am not part of the ewg mailing list]
> >
> > I am trying to use OpenSM to manage a simple two node back-to-back
> > connected node IB network.
> > But for more bandwidth I have two 1 port cards on each of these and have
> > connected them as below:
> >
> >     +----------------+                   +----------------+
> >     |                  |  IB LINK 1    |                 |
> >     |                  |--------------------|                 |
> >     |  Node 1      |                    |    Node 2   |
> >     |                  |  IB LINK 2    |                 |
> >     |                  |--------------------|                 |
> >     |                  |                    |                 |
> >     +----------------+                   +----------------+
> >
> > If I start OpenSM with no specific conf files, it binds to the first
> > port and the other one cannot be used.
> > I need to manually start it on the other with '-g' option if I have to
> > use it. Most solutions I found on the internet are some flavour of
> > manually starting the instances. I would like to avoid writing an init
> > script that starts the required number of opensm instances with the
> > right parameters.
> >
> > I wanted to automate this on every boot. Does opensm offer such
> > mechanisms via some conf file settings?
>
> There is /etc/init.d/opensmd script but it needs some mods to support
> this dual subnet/OpenSM configuration.
>

> What distro are you using ?
>
>
I am using CentOS 6.2.

Pavan
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