[Lustre-discuss] Mount 2 clusters, different networks - LNET tcp1-tcp2-o2ib
t.roth at gsi.de
Tue Jun 14 10:26:33 PDT 2011
Hm, the ethernet FS is in tcp0 - MGS says its nids are MGS-IP at tcp.
So not surprising it refuses that connection.
On the other hand,
> options lnet networks=tcp1(eth0),tcp(eth0:0) routes="o2ib LNET-Router-IP at tcp1; tcp
Default-Gateway-IP at tcp"
> Can't create route to tcp via Gateway-IP at tcp
On 06/14/2011 07:00 PM, Michael Shuey wrote:
> Is your ethernet FS in tcp1, or tcp0? Your config bits indicate the
> client is in tcp1 - do the servers agree?
> Mike Shuey
> On Tue, Jun 14, 2011 at 12:23 PM, Thomas Roth <t.roth at gsi.de> wrote:
> > Hi all,
> > I'd like to mount two Lustre filesystems on one client. Issues with more than one MGS set aside,
> > the point here is that one of them is an Infiniband-cluster, the other is ethernet-based.
> > And my client is on the ethernet.
> > I have managed to mount the o2ib-fs by setting up an LNET router, but now this client's LNET doesn;t
> > known how to reach the ethernet-fs.
> > So the basic modprobe.conf reads
> > > options lnet networks=tcp1(eth0) routes="o2ib LNET-Router-IP at tcp1"
> > This mounts the MGS on the o2ib network.
> > What do I have to add to get to the MGS on the tpc network?
> > Meanwhile I have studied more posts here and came up with
> > > options lnet networks=tcp1(eth0),tcp2(eth0:0) routes="o2ib LNET-Router-IP at tcp1; tcp
> > Default-Gateway-IP at tcp2"
> > Doesn't work either, but I see in the log of the (tcp-)MGS:
> > > LustreError: 120-3: Refusing connection from Client-IP for MGS-IP at tcp2: No matching NI
> > Somethings getting through ...
> > Any ideas?
> > Regards,
> > Thomas
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