[Users] ibacm?

[Hal Rosenstock]

I have supplied a patch for Michael to try and will submit it to rdma-core
once tested...

On Tue, Oct 24, 2017 at 4:38 PM, Weiny, Ira <ira.weiny at intel.com> wrote:

> We probably need to fall back to an AF_INET check.  I did not realize that
> disabling ipv6 would cause this to fail because AF_INET6 usually “covers”
> AF_INET.  My guess here is that if you excluded IPv6 support from the
> kernel that would explain the failure.
>
>
>
> Perhaps you could try a patch which falls back to AF_INET?
>
>
>
> Ira
>
>
>
> *From:* Users [mailto:users-bounces at lists.openfabrics.org] *On Behalf Of *Hal
> Rosenstock
> *Sent:* Tuesday, October 24, 2017 8:59 AM
> *To:* Michael Di Domenico <mdidomenico4 at gmail.com>
> *Cc:* users at lists.openfabrics.org
> *Subject:* Re: [Users] ibacm?
>
>
>
> This makes more sense ;-)
>
>
>
> What were the steps used to disable ipv6 ?
>
>
>
> On Tue, Oct 24, 2017 at 11:16 AM, Michael Di Domenico <
> mdidomenico4 at gmail.com> wrote:
>
> it looks like i found the culprit
>
> when running ibacm out of the box on rhel 7.4 the ibacm.log shows
>
> acm_if_iter_sys: ioctl ifconf error -1
>
> if i change the line
>
> s = socket(AF_INET6, SOCK_DGRAM, 0);
>
> to
>
> s = socket(AF_INET, SOCK_DGRAM, 0);
>
> as Hal suggested and start the ibacm daemon i acm correctly bind to be
> ipoib addresses and interfaces.  my initial report of this change not
> being effective was a miss communication in that i though it related
> to the client and not the service process
>
> i can then run
>
> ib_acme -f i -s 172.22.64.96 -d 172.22.64.96 -S 172.22.64.96 -v V
>
> and get back valid data
>
> ib_acme -d <hostname> still doesn't work, but that might be internal
> we don't currently have reverse/forward entries for our ipoib
> interfaces, i'm still looking into it
>
>
>
>
> On Mon, Oct 16, 2017 at 1:54 PM, Michael Di Domenico
> <mdidomenico4 at gmail.com> wrote:
> > it's come to my attention that ibacm might not be working correctly on
> > my cluster, but i'm unable to determine why ibacm is failing
> >
> > here's what i did
> >
> > ib_acme -A -O
> > systemctl restart ibacm
> >
> > in the /var/log/ibacm file i see
> >
> > acm_if_iter_sys: ioctl ifconf error -1
> > acmp_join_group: qib0 1 pkey 0xffff, sl 0x0, rate 0x3, mtu 0x4
> > acm_server: started
> >
> > but when i try to query the node locally
> >
> > ib_acme -d node001 -v -V
> >
> > in the log file i see
> >
> > acm_svr_resolve_dest: notice - unknown local end point address
> >
> > on the console i see
> >
> > Service: localhost
> > Destination: 172.21.80.1
> > ib_acm_resolve_ip failed: cannot assign requested address
> > SA verification: failed cannot assign requested address
> >
> > the ibacm_addr.cfg contains
> > node001 qib0 1 default
> > node001-1 qib0 1 default
> >
> > all the nodes in the cluster are configured the exact same way.  and
> > produce the same result when trying to query locally or a remote node
> >
> > any thoughts?
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