[ovirt-users] Best setup for nfs domain and 1gbs adapters on hosts

[Karli Sjöberg]

On Thu, 2017-02-23 at 11:14 +0000, Yaniv Kaul wrote:
> 
> 
> On Thu, Feb 23, 2017 at 1:11 PM Gianluca Cecchi <gianluca.cecchi at gmai
> l.com> wrote:
> > On Sat, Feb 18, 2017 at 1:35 PM, Karli Sjöberg <karli.sjoberg at slu.s
> > e> wrote:
> > > >
> > > > Thanks for your answer, K!
> > > > So you mean to make a unique bond composed by all 4 network
> > > adapters and put all the networks on it, comprised ovirtmgmt and
> > > such, through clans?
> > > > How do you configure 802.3ad on 4 adapters? How many switches
> > > do you have to connect to, from these 4 adapters? Or do you use
> > > round robin bonding (but I presume it is not supported in court
> > > this bond)?
> > > > Thanks!
> > > Well, in our case, we have two clustered switches from C-company
> > > so two NICs in each. And then, yeah, different VLANs for every
> > > network on top of the same bond. Works like a charm:)
> > > /K
> > > 
> > 
> > Hello K,
> > coming back to the question, I have only 1 VLAN dedicated to Netapp
> > NFS infrastructure and I can't manage to add another.
> > Can I manage to use anyway 802.3ad on 4 adapters using any
> > particular option for this bonding mode at oVirt and switch side? 
> > I think that at network side we have 4 x 3130 clustered Cisco
> > switches so in theory I can use this bonding mode.
> > I don't know if I can configure more than one IP on the same lan
> > inside one Netapp svm to configure more that one NFS share.
> > And if 802.3ad mode would assure to use 2 different network
> > adapters when pointing to 2 different ips on the same network for
> > the shares
> > 
> 
> And multiple mount points, hence multiple SDs? They might, or might
> not use the same physical NIC.
> Y.

In my experience, they will use the same NIC. You need, at least, two
addresses in different subnets for 802.3ad to load balance between the
interfaces.

/K

>  
> > And I have to configure parameters for bonding in oVirt too, in
> > case I have to set any particular one..
> >  
> > Thanks again,
> > Gianluca
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