Have you disabled firewalls between these machines?
> On May 3, 2016, at 11:26 AM, jody <jody....@gmail.com> wrote:
>
> ...my bad!
>
> I had set up things so that PATH and LD_LIBRARY_PATH were correct in
> interactive mode,
> but they were wrong ssh was called non-interactively.
>
> Now i have a new problem:
> When i do
> mpirun -np 6 --hostfile krakenhosts hostname
> from triops, sometimes it seems to hang (i.e. no output, doesn't end)
> and at other time i get the ouput
> ----
> [aim-kraken:24527] [[45056,0],1] tcp_peer_send_blocking: send() to socket 9
> failed: Broken pipe (32)
> --------------------------------------------------------------------------
> ORTE was unable to reliably start one or more daemons.
> This usually is caused by:
> ...
> --------------------------------------------------------------------------
> -----
> Again, i can call mpirun on triops from kraken und all squid_XX without a
> problem...
>
> What could cause this problem?
>
> Thank You
> Jody
>
>
> On Tue, May 3, 2016 at 2:54 PM, Jeff Squyres (jsquyres) <jsquy...@cisco.com>
> wrote:
> Have you verified that you are running the same version of Open MPI on both
> servers when launched from non-interactive logins?
>
> This kind of error is somewhat typical if you accidentally mixed, for
> example, Open MPI v1.6.x and v1.10.2 (i.e., v1.10.2 understands the
> --hnp-topo-sig back end option, but v1.6.x does not).
>
>
> > On May 3, 2016, at 6:35 AM, jody <jody....@gmail.com> wrote:
> >
> > Hi
> > I have installed Open MPI v 1.10.2 on two machines today using only the
> > prefix-option for configure, and then doing 'make all install'.
> >
> > On both machines i changed .bashrc to set PATH and LD_LIBRARY_PATH
> > correctly.
> > (I checked by running 'mpirun --version' and verifying that the output does
> > indeed say 1.10.2)
> >
> > Password-less ssh is enabled on both machines in both directions.
> >
> > When i start mpirun form one machine (kraken) with a hostfile specifying
> > the other machine ("triops slots=8 max-slots=8),
> > it works:
> > -----
> > jody@kraken ~ $ mpirun -np 3 --hostfile triopshosts uptime
> > 12:24:04 up 7 days, 43 min, 17 users, load average: 0.06, 0.68, 0.65
> > 12:24:04 up 7 days, 43 min, 17 users, load average: 0.06, 0.68, 0.65
> > 12:24:04 up 7 days, 43 min, 17 users, load average: 0.06, 0.68, 0.65
> > -----
> >
> > But when i start mpirun form triops with a hostfile specifying kraken
> > ("kraken slots=8 max-slots=8"),
> > it fails:
> > -----
> > jody@triops ~ $ mpirun -np 3 --hostfile krakenhosts hostname
> > [aim-kraken:21973] Error: unknown option "--hnp-topo-sig"
> > input in flex scanner failed
> > --------------------------------------------------------------------------
> > ORTE was unable to reliably start one or more daemons.
> > This usually is caused by:
> >
> > * not finding the required libraries and/or binaries on
> > one or more nodes. Please check your PATH and LD_LIBRARY_PATH
> > settings, or configure OMPI with --enable-orterun-prefix-by-default
> >
> > * lack of authority to execute on one or more specified nodes.
> > Please verify your allocation and authorities.
> >
> > * the inability to write startup files into /tmp
> > (--tmpdir/orte_tmpdir_base).
> > Please check with your sys admin to determine the correct location to use.
> >
> > * compilation of the orted with dynamic libraries when static are required
> > (e.g., on Cray). Please check your configure cmd line and consider using
> > one of the contrib/platform definitions for your system type.
> >
> > * an inability to create a connection back to mpirun due to a
> > lack of common network interfaces and/or no route found between
> > them. Please check network connectivity (including firewalls
> > and network routing requirements).
> > --------------------------------------------------------------------------
> >
> > The same error happens when i use '--host kraken'.
> >
> > I verified that PATH and LD_LIBRARY_PATH are correctly set on both machines.
> > And on both machines /tmp is readable, writeable and executable for all.
> > The connection should be okay (i can do a ssh from kraken to triops and
> > vice versa).
> >
> > Any idea what the problem is?
> >
> > Thank You
> > Jody
> >
> > _______________________________________________
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> > us...@open-mpi.org
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> > Link to this post:
> > http://www.open-mpi.org/community/lists/users/2016/05/29074.php
>
>
> --
> Jeff Squyres
> jsquy...@cisco.com
> For corporate legal information go to:
> http://www.cisco.com/web/about/doing_business/legal/cri/
>
> _______________________________________________
> users mailing list
> us...@open-mpi.org
> Subscription: https://www.open-mpi.org/mailman/listinfo.cgi/users
> Link to this post:
> http://www.open-mpi.org/community/lists/users/2016/05/29075.php
>
> _______________________________________________
> users mailing list
> us...@open-mpi.org
> Subscription: https://www.open-mpi.org/mailman/listinfo.cgi/users
> Link to this post:
> http://www.open-mpi.org/community/lists/users/2016/05/29078.php
--
Jeff Squyres
jsquy...@cisco.com
For corporate legal information go to:
http://www.cisco.com/web/about/doing_business/legal/cri/
