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TOPIC: Parallel Installation:attempting to use an MPI routine before initial

Parallel Installation:attempting to use an MPI routine before initial 8 years 4 months ago #23088

  • c.coulet
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Hi
you changed the domain\user definition, maybe this could leads to some problems...
Maybe you could retry the registration with only a simple validation of the account (the value between [] is the default value) and just enter the password.

Hope this helps
Christophe
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Parallel Installation:attempting to use an MPI routine before initial 8 years 4 months ago #23099

  • B.Fernandez
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what should I use the domain or user?
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Parallel Installation:attempting to use an MPI routine before initial 8 years 4 months ago #23101

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both!
Christophe
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Parallel Installation:attempting to use an MPI routine before initial 8 years 4 months ago #23090

  • B.Fernandez
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I have a new error

Error while connecting to host, A connection attempt failed because the connected party did not properly respond after a period of time, or established connection failed because connected host has failed to respond. (10060)
Connect on sock (host=Belofedi, port=8676) failed, exhaused all end points
Unable to connect to 'Belofedi:8676',
sock error: Error = -1
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Parallel Installation:attempting to use an MPI routine before initial 8 years 4 months ago #23092

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This is always a problem with the mpi configuration and/or a problem linked to your firewall if you've one.

In my opinion, you should to reinstall the mpi package and configure it from scratch.

At the end and before strating to use mpi with telemac, try to run the mpi example cpi.exe with the command mpiexec -n4 cpi.exe

regards
Christophe
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Parallel Installation:attempting to use an MPI routine before initial 8 years 4 months ago #23096

  • B.Fernandez
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hi,

the example works
Enter the number of intervals: (0 quits) 1
pi is approximately 3.2000000000000002, Error is 0.0584073464102071
wall clock time = 0.000314
but still i have the same mistake.
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Parallel Installation:attempting to use an MPI routine before initial 8 years 4 months ago #23097

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What do you mean, you have the same error message during the execution of the example?
Christophe
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Parallel Installation:attempting to use an MPI routine before initial 8 years 4 months ago #23098

  • B.Fernandez
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C:\opentelemac-mascaret\mpich2\bin> mpiexec -validate
Error while connecting to host, No connection could be made because the target machine actively refused it. (10061)
Connect on sock (host=Belofedi, port=8676) failed, exhaused all end points
Unable to connect to 'Belofedi:8676',
sock error: Error = -1


when I tried to validated the mpiexex, the strange thing is that worked yesterday.
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Parallel Installation:attempting to use an MPI routine before initial 8 years 4 months ago #23100

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Is it possible you have more than one mpiexec on your computer?
This sometimes exists if you have intel MKL library...

other verification, when you run the example "mpiexec -n 4 cpi" could you see 4 cpi proccess in the task manager?

regards
Christophe
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Parallel Installation:attempting to use an MPI routine before initial 8 years 4 months ago #23103

  • B.Fernandez
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I get them with a peak, but at the end the same error message of not conecting with the host.
11.png
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