Discussion:
[OMPI users] OMPI users] Double free or corruption with OpenMPI 2.0
Gilles Gouaillardet
2017-06-13 15:18:19 UTC
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Hi

Can you please post your configure command line for 2.1.1 ?
On which architecture are you running? x86_64 ?

Cheers,

Gilles
Also when I try to build and run a make check I get these errors - Am I clear to proceed or is my installation broken ? This is on Ubuntu 16.04 LTS.
==================================================
   Open MPI 2.1.1: test/datatype/test-suite.log
==================================================
# TOTAL: 9
# PASS:  8
# SKIP:  0
# XFAIL: 0
# FAIL:  1
# XPASS: 0
# ERROR: 0
.. contents:: :depth: 2
FAIL: external32
================
/home/t/openmpi-2.1.1/test/datatype/.libs/lt-external32: symbol lookup error: /home/openmpi-2.1.1/test/datatype/.libs/lt-external32: undefined symbol: ompi_datatype_pack_external_size
Hello,
          I am using OpenMPI 2.0.0 with a computational fluid dynamics software and I am encountering a series of errors when running this with mpirun. This is my lscpu output
CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 2 Core(s) per socket: 2 Socket(s): 1 and I am running OpenMPI's mpirun in the following
way
mpirun -np 4 cfd_software
and I get double free or corruption every single time.
I have two questions -
1) I am unable to capture the standard error that mpirun throws in a file
How can I go about capturing the standard error of mpirun ?
2) Has this error i.e. double free or corruption been reported by others ? Is there a Is a
bug fix available ?
Regards,
Ashwin.
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