[Pw_forum] runtime error : [btl_tcp_endpoint.c:655:mca_btl_tcp_endpoint_complete_connect] connect() to 192.168.5.164 failed: Connection refused (111)

[DHIRENDRA VAIDYA]

Actually I am running pw.x through PBS using qsub. System admin says
passwardless ssh is taken care. I can run small parallel programs but when
I try to run pw.x it gives above error.


On Wed, Jul 3, 2013 at 8:17 AM, <foster362 at gmail.com> wrote:

> Can you ssh between nodes (node1 to node2) and server without having to
> enter a password?
>
> On Jul 2, 2013, at 2:52 PM, DHIRENDRA VAIDYA <dhirendra22121987 at gmail.com>
> wrote:
>
> Dear PW_forum community,
>
> I am new to Quantum Espresso and I am trying to instal QE on our institute
> cluster. Compilers are installed in some non-standard directory and care is
> taken to include paths to variable PATH and LD_LIBRARY_PATH.
>
> With this an espresso-5.0.1 is installed with gcc-4.8.1 and openmpi-1.6.5.
> I tried to produce bandstructure of silicon (given in one of the tutorials
> on web). By setting #PBS -l nodes=1:ppn=4 I get the bandstructure of
> silicon, the problem is in when *#PBS -l nodes=2*(or higher)*:ppn=2*(anything
> here). The error I get is
>
> [compute-0-94.local][[63421,1],2][btl_tcp_endpoint.c:655:mca_btl_tcp_endpoint_complete_connect]
> connect() to 192.168.5.164 failed: Connection refused (111)
> [compute-0-94.local][[63421,1],3][btl_tcp_endpoint.c:655:mca_btl_tcp_endpoint_complete_connect]
> connect() to 192.168.5.164 failed: Connection refused (111)
> =>> PBS: job killed: walltime 607 exceeded limit 600
> mpiexec: killing job...
>
>
> Neither I nor our system admin doesnt know about this error. Can someone
> please tell me what this error is about. There is very little help on web
> about this error and solution to add --mca [with some options] doesnt seem
> to work for me.
> --
> Thanks a lot,
> Dhirendra Vaidya,
> IIT Bombay
>
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>



-- 
Warm Regards,
Dhirendra Vaidya
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