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Subject: Re: [OMPI devel] 1.7.4rc2r30031 - FreeBSD mpirun warning
From: Paul Hargrove (phhargrove_at_[hidden])
Date: 2014-01-08 18:58:52


On Fri, Dec 20, 2013 at 4:16 PM, Ralph Castain <rhc_at_[hidden]> wrote:

> I'll silence it - thanks!
>

Ralph,

As of the current tarball (1.7.4rc2r30148) this warning is still present.
I have also now encountered the identical message on NetBSD-6/x86:

-bash-4.2$ mpirun -np 1 --bind-to none examples/ring_c
[pcp-j-17:02298] [[54421,1],0] ORTE_ERROR_LOG: Bad parameter in file
/home/phargrov/OMPI/openmpi-1.7-latest-netbsd6-i386/openmpi-1.7-latest/orte/mca/oob/tcp/oob_tcp.c
at line 291
--------------------------------------------------------------------------
WARNING: An invalid value was given for btl_tcp_if_exclude. This
value will be ignored.

  Local host: pcp-j-17
  Value: 127.0.0.1/8
  Message: Did not find interface matching this subnet
--------------------------------------------------------------------------

-Paul

> On Dec 20, 2013, at 3:20 PM, Paul Hargrove <phhargrove_at_[hidden]> wrote:
>
> On Fri, Dec 20, 2013 at 3:12 PM, Dave Goodell (dgoodell) <
> dgoodell_at_[hidden]> wrote:
>
>> On Dec 20, 2013, at 4:43 PM, Paul Hargrove <phhargrove_at_[hidden]> wrote:
>>
>> > The warning is correct that no such interface exists.
>> > However 127.0.0.1/24 DOES exist:
>> >
>> > $ ifconfig lo0 inet
>> > lo0: flags=8049<UP,LOOPBACK,RUNNING,MULTICAST> metric 0 mtu 16384
>> > options=600003<RXCSUM,TXCSUM,RXCSUM_IPV6,TXCSUM_IPV6>
>> > inet 127.0.0.1 netmask 0xff000000
>>
>> Minor quibble, Paul: that looks like 127.0.0.1/8 to me, not /24...
>>
>> I have no specific help to offer for this issue though, sorry.
>>
>
> Right, I think I put my IP hat on backwards.
> Either way, the loopback interface exists and so the warning is a sign
> that something is amiss.
>
> FWIW:
> Trying "mpirun -mca btl self,sm -np 2 examples/ring_c" still hangs (w/o
> this warning).
> So, I doubt that issue is related to whatever is going on with respect IP
> interfaces.
>
> -Paul
>
> --
> Paul H. Hargrove PHHargrove_at_[hidden]
> Future Technologies Group
> Computer and Data Sciences Department Tel: +1-510-495-2352
> Lawrence Berkeley National Laboratory Fax: +1-510-486-6900
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-- 
Paul H. Hargrove                          PHHargrove_at_[hidden]
Future Technologies Group
Computer and Data Sciences Department     Tel: +1-510-495-2352
Lawrence Berkeley National Laboratory     Fax: +1-510-486-6900