Is there any way (probe or trace or other) to sanity check that I am indeed
using #2 ?

Subhra

On Fri, Apr 24, 2015 at 12:55 AM, Mike Dubman <mi...@dev.mellanox.co.il>
wrote:

> yes
>
> #1 - ob1 as pml, openib openib as btl (default: rc)
> #2 - yalla as pml, mxm as IB library (default: ud, use "-x
> MXM_TLS=rc,self,shm" for rc)
> #3 - cm as pml, mxm as mtl and mxm as a transport (default: ud, use params
> from #2 for rc)
>
> On Fri, Apr 24, 2015 at 10:46 AM, Subhra Mazumdar <
> subhramazumd...@gmail.com> wrote:
>
>> I am a little confused now, I ran 3 different ways and got 3 different
>> performance from best to worse in following order:
>>
>> 1) mpirun --allow-run-as-root --mca pml ob1  -n 1 /root/backend
>>  localhost : -x LD_PRELOAD=/root/libci.so -n 1 /root/app2
>>
>> 2) mpirun --allow-run-as-root  -n 1 /root/backend  localhost : -x
>> LD_PRELOAD=/root/libci.so -n 1 /root/app2
>>
>> 3) mpirun --allow-run-as-root --mca pml cm --mca mtl mxm  -n 1
>> /root/backend  localhost : -x LD_PRELOAD=/root/libci.so -n 1 /root/app2
>>
>> Are all of the above using infiniband but in different ways?
>>
>> Thanks,
>> Subhra.
>>
>>
>>
>> On Thu, Apr 23, 2015 at 11:57 PM, Mike Dubman <mi...@dev.mellanox.co.il>
>> wrote:
>>
>>> HPCX package uses pml "yalla" by default (part of ompi master branch,
>>> not in v1.8).
>>> So, "-mca mtl mxm" has no effect, unless "-mca pml cm" specified to
>>> disable "pml yalla" and let mtl  layer to play.
>>>
>>>
>>>
>>> On Fri, Apr 24, 2015 at 6:36 AM, Subhra Mazumdar <
>>> subhramazumd...@gmail.com> wrote:
>>>
>>>> I changed my downloaded MOFED version to match the one installed on the
>>>> node and now the error goes away and it runs fine. But I still have a
>>>> question, I get the exact same performance on all the below 3 cases:
>>>>
>>>> 1) mpirun --allow-run-as-root  --mca mtl mxm -mca mtl_mxm_np 0 -x
>>>> MXM_TLS=self,shm,rc,ud -n 1 /root/backend  localhost : -x
>>>> LD_PRELOAD=/root/libci.so -n 1 /root/app2
>>>>
>>>> 2) mpirun --allow-run-as-root  --mca mtl mxm -n 1 /root/backend
>>>>  localhost : -x LD_PRELOAD=/root/libci.so -n 1 /root/app2
>>>>
>>>> 3) mpirun --allow-run-as-root  --mca mtl ^mxm -n 1 /root/backend
>>>>  localhost : -x LD_PRELOAD=/root/libci.so -n 1 /root/app2
>>>>
>>>> Seems like it doesn't matter if I use mxm, not use mxm or use it with
>>>> reliable connection (RC). How can I be sure I am indeed using mxm over
>>>> infiniband?
>>>>
>>>> Thanks,
>>>> Subhra.
>>>>
>>>>
>>>>
>>>>
>>>>
>>>> On Thu, Apr 23, 2015 at 1:06 AM, Mike Dubman <mi...@dev.mellanox.co.il>
>>>> wrote:
>>>>
>>>>> /usr/bin/ofed_info
>>>>>
>>>>> So, the OFED on your system is not MellanoxOFED 2.4.x but smth else.
>>>>>
>>>>> try #rpm -qi libibverbs
>>>>>
>>>>>
>>>>> On Thu, Apr 23, 2015 at 7:47 AM, Subhra Mazumdar <
>>>>> subhramazumd...@gmail.com> wrote:
>>>>>
>>>>>> Hi,
>>>>>>
>>>>>> where is the command ofed_info located? I searched from / but didn't
>>>>>> find it.
>>>>>>
>>>>>> Subhra.
>>>>>>
>>>>>> On Tue, Apr 21, 2015 at 10:43 PM, Mike Dubman <
>>>>>> mi...@dev.mellanox.co.il> wrote:
>>>>>>
>>>>>>> cool, progress!
>>>>>>>
>>>>>>> >>1429676565.124664]         sys.c:719  MXM  WARN  Conflicting CPU
>>>>>>> frequencies detected, using: 2601.00
>>>>>>>
>>>>>>> means that cpu governor on your machine is not on "performance" mode
>>>>>>>
>>>>>>> >> MXM  ERROR ibv_query_device() returned 38: Function not
>>>>>>> implemented
>>>>>>>
>>>>>>> indicates that ofed installed on your nodes is not indeed 2.4.-1.0.0
>>>>>>> or there is a mismatch between ofed kernel drivers version and ofed
>>>>>>> userspace libraries version.
>>>>>>> or you have multiple ofed libraries installed on your node and use
>>>>>>> incorrect one.
>>>>>>> could you please check that ofed_info -s indeed prints mofed
>>>>>>> 2.4-1.0.0?
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> On Wed, Apr 22, 2015 at 7:59 AM, Subhra Mazumdar <
>>>>>>> subhramazumd...@gmail.com> wrote:
>>>>>>>
>>>>>>>> Hi,
>>>>>>>>
>>>>>>>> I compiled the openmpi that comes inside the mellanox hpcx package
>>>>>>>> with mxm support instead of separately downloaded openmpi. I also used 
>>>>>>>> the
>>>>>>>> environment as in the README so that no LD_PRELOAD (except our own 
>>>>>>>> library
>>>>>>>> which is unrelated) is needed. Now it runs fine (no segfault) but we 
>>>>>>>> get
>>>>>>>> same errors as before (saying initialization of MXM library failed). 
>>>>>>>> Is it
>>>>>>>> using MXM successfully?
>>>>>>>>
>>>>>>>> [root@JARVICE
>>>>>>>> hpcx-v1.2.0-325-gcc-MLNX_OFED_LINUX-2.4-1.0.0-redhat6.5]# mpirun
>>>>>>>> --allow-run-as-root  --mca mtl mxm -n 1 /root/backend  localhost : -x
>>>>>>>> LD_PRELOAD=/root/libci.so -n 1 /root/app2
>>>>>>>>
>>>>>>>> --------------------------------------------------------------------------
>>>>>>>> WARNING: a request was made to bind a process. While the system
>>>>>>>> supports binding the process itself, at least one node does NOT
>>>>>>>> support binding memory to the process location.
>>>>>>>>
>>>>>>>>   Node:  JARVICE
>>>>>>>>
>>>>>>>> This usually is due to not having the required NUMA support
>>>>>>>> installed
>>>>>>>> on the node. In some Linux distributions, the required support is
>>>>>>>> contained in the libnumactl and libnumactl-devel packages.
>>>>>>>> This is a warning only; your job will continue, though performance
>>>>>>>> may be degraded.
>>>>>>>>
>>>>>>>> --------------------------------------------------------------------------
>>>>>>>>  i am backend
>>>>>>>> [1429676565.121218]         sys.c:719  MXM  WARN  Conflicting CPU
>>>>>>>> frequencies detected, using: 2601.00
>>>>>>>> [1429676565.122937] [JARVICE:14767:0]      ib_dev.c:445  MXM  WARN
>>>>>>>>  failed call to ibv_exp_use_priv_env(): Function not implemented
>>>>>>>> [1429676565.122950] [JARVICE:14767:0]      ib_dev.c:456  MXM  ERROR
>>>>>>>> ibv_query_device() returned 38: Function not implemented
>>>>>>>> [1429676565.123535] [JARVICE:14767:0]      ib_dev.c:445  MXM  WARN
>>>>>>>>  failed call to ibv_exp_use_priv_env(): Function not implemented
>>>>>>>> [1429676565.123543] [JARVICE:14767:0]      ib_dev.c:456  MXM  ERROR
>>>>>>>> ibv_query_device() returned 38: Function not implemented
>>>>>>>> [1429676565.124664]         sys.c:719  MXM  WARN  Conflicting CPU
>>>>>>>> frequencies detected, using: 2601.00
>>>>>>>> [1429676565.126264] [JARVICE:14768:0]      ib_dev.c:445  MXM  WARN
>>>>>>>>  failed call to ibv_exp_use_priv_env(): Function not implemented
>>>>>>>> [1429676565.126276] [JARVICE:14768:0]      ib_dev.c:456  MXM  ERROR
>>>>>>>> ibv_query_device() returned 38: Function not implemented
>>>>>>>> [1429676565.126812] [JARVICE:14768:0]      ib_dev.c:445  MXM  WARN
>>>>>>>>  failed call to ibv_exp_use_priv_env(): Function not implemented
>>>>>>>> [1429676565.126821] [JARVICE:14768:0]      ib_dev.c:456  MXM  ERROR
>>>>>>>> ibv_query_device() returned 38: Function not implemented
>>>>>>>>
>>>>>>>> --------------------------------------------------------------------------
>>>>>>>> Initialization of MXM library failed.
>>>>>>>>
>>>>>>>>   Error: Input/output error
>>>>>>>>
>>>>>>>>
>>>>>>>> --------------------------------------------------------------------------
>>>>>>>>
>>>>>>>> <application runs fine>
>>>>>>>>
>>>>>>>>
>>>>>>>> Thanks,
>>>>>>>> Subhra.
>>>>>>>>
>>>>>>>>
>>>>>>>> On Sat, Apr 18, 2015 at 12:28 AM, Mike Dubman <
>>>>>>>> mi...@dev.mellanox.co.il> wrote:
>>>>>>>>
>>>>>>>>> could you please check that ofed_info -s indeed prints mofed
>>>>>>>>> 2.4-1.0.0?
>>>>>>>>> why LD_PRELOAD needed in your command line? Can you try
>>>>>>>>>
>>>>>>>>> module load hpcx
>>>>>>>>> mpirun -np $np test.exe
>>>>>>>>> ?
>>>>>>>>>
>>>>>>>>> On Sat, Apr 18, 2015 at 8:39 AM, Subhra Mazumdar <
>>>>>>>>> subhramazumd...@gmail.com> wrote:
>>>>>>>>>
>>>>>>>>>> I followed the instructions as in the README, now getting a
>>>>>>>>>> different error:
>>>>>>>>>>
>>>>>>>>>> [root@JARVICE
>>>>>>>>>> hpcx-v1.2.0-325-gcc-MLNX_OFED_LINUX-2.4-1.0.0-redhat6.5]#
>>>>>>>>>> ../openmpi-1.8.4/openmpinstall/bin/mpirun --allow-run-as-root --mca 
>>>>>>>>>> mtl mxm
>>>>>>>>>> -x LD_PRELOAD="../openmpi-1.8.4/openmpinstall/lib/libmpi.so.1
>>>>>>>>>> ./mxm/lib/libmxm.so.2" -n 1 ../backend localhost : -x
>>>>>>>>>> LD_PRELOAD="../openmpi-1.8.4/openmpinstall/lib/libmpi.so.1
>>>>>>>>>> ./mxm/lib/libmxm.so.2 ../libci.so" -n 1 ../app2
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> --------------------------------------------------------------------------
>>>>>>>>>>
>>>>>>>>>> WARNING: a request was made to bind a process. While the system
>>>>>>>>>>
>>>>>>>>>> supports binding the process itself, at least one node does NOT
>>>>>>>>>>
>>>>>>>>>> support binding memory to the process location.
>>>>>>>>>>
>>>>>>>>>>  Node:  JARVICE
>>>>>>>>>>
>>>>>>>>>> This usually is due to not having the required NUMA support
>>>>>>>>>> installed
>>>>>>>>>>
>>>>>>>>>> on the node. In some Linux distributions, the required support is
>>>>>>>>>>
>>>>>>>>>> contained in the libnumactl and libnumactl-devel packages.
>>>>>>>>>>
>>>>>>>>>> This is a warning only; your job will continue, though
>>>>>>>>>> performance may be degraded.
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> --------------------------------------------------------------------------
>>>>>>>>>>
>>>>>>>>>> i am backend
>>>>>>>>>>
>>>>>>>>>> [1429334876.139452] [JARVICE:449  :0]   ib_dev.c:445  MXM  WARN
>>>>>>>>>>  failed call to ibv_exp_use_priv_env(): Function not implemented
>>>>>>>>>>
>>>>>>>>>> [1429334876.139464] [JARVICE:449  :0]   ib_dev.c:456  MXM  ERROR
>>>>>>>>>> ibv_query_device() returned 38: Function not implemented
>>>>>>>>>>
>>>>>>>>>> [1429334876.139982] [JARVICE:449  :0]   ib_dev.c:445  MXM  WARN
>>>>>>>>>>  failed call to ibv_exp_use_priv_env(): Function not implemented
>>>>>>>>>>
>>>>>>>>>> [1429334876.139990] [JARVICE:449  :0]   ib_dev.c:456  MXM  ERROR
>>>>>>>>>> ibv_query_device() returned 38: Function not implemented
>>>>>>>>>>
>>>>>>>>>> [1429334876.142649] [JARVICE:450  :0]   ib_dev.c:445  MXM  WARN
>>>>>>>>>>  failed call to ibv_exp_use_priv_env(): Function not implemented
>>>>>>>>>>
>>>>>>>>>> [1429334876.142666] [JARVICE:450  :0]   ib_dev.c:456  MXM  ERROR
>>>>>>>>>> ibv_query_device() returned 38: Function not implemented
>>>>>>>>>>
>>>>>>>>>> [1429334876.143235] [JARVICE:450  :0]   ib_dev.c:445  MXM  WARN
>>>>>>>>>>  failed call to ibv_exp_use_priv_env(): Function not implemented
>>>>>>>>>>
>>>>>>>>>> [1429334876.143243] [JARVICE:450  :0]   ib_dev.c:456  MXM  ERROR
>>>>>>>>>> ibv_query_device() returned 38: Function not implemented
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> --------------------------------------------------------------------------
>>>>>>>>>>
>>>>>>>>>> Initialization of MXM library failed.
>>>>>>>>>>
>>>>>>>>>>  Error: Input/output error
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> --------------------------------------------------------------------------
>>>>>>>>>>
>>>>>>>>>> [JARVICE:449  :0] Caught signal 11 (Segmentation fault)
>>>>>>>>>>
>>>>>>>>>> [JARVICE:450  :0] Caught signal 11 (Segmentation fault)
>>>>>>>>>>
>>>>>>>>>> ==== backtrace ====
>>>>>>>>>>
>>>>>>>>>> 2 0x000000000005640c mxm_handle_error()
>>>>>>>>>>  
>>>>>>>>>> /scrap/jenkins/workspace/hpc-power-pack/label/r-vmb-rhel6-u5-x86-64-MOFED-CHECKER/hpcx_root/src/hpcx-v1.2.0-325-gcc-MLNX_OFED_LINUX-2.4-1.0.0-redhat6.5/mxm-v3.2/src/mxm/util/debug/debug.c:641
>>>>>>>>>>
>>>>>>>>>> 3 0x000000000005657c mxm_error_signal_handler()
>>>>>>>>>>  
>>>>>>>>>> /scrap/jenkins/workspace/hpc-power-pack/label/r-vmb-rhel6-u5-x86-64-MOFED-CHECKER/hpcx_root/src/hpcx-v1.2.0-325-gcc-MLNX_OFED_LINUX-2.4-1.0.0-redhat6.5/mxm-v3.2/src/mxm/util/debug/debug.c:616
>>>>>>>>>>
>>>>>>>>>> 4 0x00000000000329a0 killpg()  ??:0
>>>>>>>>>>
>>>>>>>>>> 5 0x000000000004812c _IO_vfprintf()  ??:0
>>>>>>>>>>
>>>>>>>>>> 6 0x000000000006f6da vasprintf()  ??:0
>>>>>>>>>>
>>>>>>>>>> 7 0x0000000000059b3b opal_show_help_vstring()  ??:0
>>>>>>>>>>
>>>>>>>>>> 8 0x0000000000026630 orte_show_help()  ??:0
>>>>>>>>>>
>>>>>>>>>> 9 0x0000000000001a3f mca_bml_r2_add_procs()
>>>>>>>>>>  
>>>>>>>>>> /scrap/jenkins/workspace/hpc-power-pack/label/r-vmb-rhel6-u5-x86-64-MOFED-CHECKER/hpcx_root/src/hpcx-v1.2.0-325-gcc-MLNX_OFED_LINUX-2.4-1.0.0-redhat6.5/ompi-mellanox-v1.8/ompi/mca/bml/r2/bml_r2.c:409
>>>>>>>>>>
>>>>>>>>>> 10 0x0000000000004475 mca_pml_ob1_add_procs()
>>>>>>>>>>  
>>>>>>>>>> /scrap/jenkins/workspace/hpc-power-pack/label/r-vmb-rhel6-u5-x86-64-MOFED-CHECKER/hpcx_root/src/hpcx-v1.2.0-325-gcc-MLNX_OFED_LINUX-2.4-1.0.0-redhat6.5/ompi-mellanox-v1.8/ompi/mca/pml/ob1/pml_ob1.c:332
>>>>>>>>>>
>>>>>>>>>> 11 0x00000000000442f3 ompi_mpi_init()  ??:0
>>>>>>>>>>
>>>>>>>>>> 12 0x0000000000067cb0 PMPI_Init_thread()  ??:0
>>>>>>>>>>
>>>>>>>>>> 13 0x000000000000d0ca l_getLocalFromConfig()
>>>>>>>>>>  /root/rain_ib/interposer/libciutils.c:83
>>>>>>>>>>
>>>>>>>>>> 14 0x000000000000c7b4 __cudaRegisterFatBinary()
>>>>>>>>>>  /root/rain_ib/interposer/libci.c:4055
>>>>>>>>>>
>>>>>>>>>> 15 0x0000000000402b59
>>>>>>>>>> _ZL70__sti____cudaRegisterAll_39_tmpxft_00000703_00000000_6_app2_cpp1_ii_hwv()
>>>>>>>>>>  tmpxft_00000703_00000000-3_app2.cudafe1.cpp:0
>>>>>>>>>>
>>>>>>>>>> 16 0x0000000000402dd6 __do_global_ctors_aux()  crtstuff.c:0
>>>>>>>>>>
>>>>>>>>>> ===================
>>>>>>>>>>
>>>>>>>>>> ==== backtrace ====
>>>>>>>>>>
>>>>>>>>>> 2 0x000000000005640c mxm_handle_error()
>>>>>>>>>>  
>>>>>>>>>> /scrap/jenkins/workspace/hpc-power-pack/label/r-vmb-rhel6-u5-x86-64-MOFED-CHECKER/hpcx_root/src/hpcx-v1.2.0-325-gcc-MLNX_OFED_LINUX-2.4-1.0.0-redhat6.5/mxm-v3.2/src/mxm/util/debug/debug.c:641
>>>>>>>>>>
>>>>>>>>>> 3 0x000000000005657c mxm_error_signal_handler()
>>>>>>>>>>  
>>>>>>>>>> /scrap/jenkins/workspace/hpc-power-pack/label/r-vmb-rhel6-u5-x86-64-MOFED-CHECKER/hpcx_root/src/hpcx-v1.2.0-325-gcc-MLNX_OFED_LINUX-2.4-1.0.0-redhat6.5/mxm-v3.2/src/mxm/util/debug/debug.c:616
>>>>>>>>>>
>>>>>>>>>> 4 0x00000000000329a0 killpg()  ??:0
>>>>>>>>>>
>>>>>>>>>> 5 0x000000000004812c _IO_vfprintf()  ??:0
>>>>>>>>>>
>>>>>>>>>> 6 0x000000000006f6da vasprintf()  ??:0
>>>>>>>>>>
>>>>>>>>>> 7 0x0000000000059b3b opal_show_help_vstring()  ??:0
>>>>>>>>>>
>>>>>>>>>> 8 0x0000000000026630 orte_show_help()  ??:0
>>>>>>>>>>
>>>>>>>>>> 9 0x0000000000001a3f mca_bml_r2_add_procs()
>>>>>>>>>>  
>>>>>>>>>> /scrap/jenkins/workspace/hpc-power-pack/label/r-vmb-rhel6-u5-x86-64-MOFED-CHECKER/hpcx_root/src/hpcx-v1.2.0-325-gcc-MLNX_OFED_LINUX-2.4-1.0.0-redhat6.5/ompi-mellanox-v1.8/ompi/mca/bml/r2/bml_r2.c:409
>>>>>>>>>>
>>>>>>>>>> 10 0x0000000000004475 mca_pml_ob1_add_procs()
>>>>>>>>>>  
>>>>>>>>>> /scrap/jenkins/workspace/hpc-power-pack/label/r-vmb-rhel6-u5-x86-64-MOFED-CHECKER/hpcx_root/src/hpcx-v1.2.0-325-gcc-MLNX_OFED_LINUX-2.4-1.0.0-redhat6.5/ompi-mellanox-v1.8/ompi/mca/pml/ob1/pml_ob1.c:332
>>>>>>>>>>
>>>>>>>>>> 11 0x00000000000442f3 ompi_mpi_init()  ??:0
>>>>>>>>>>
>>>>>>>>>> 12 0x0000000000067cb0 PMPI_Init_thread()  ??:0
>>>>>>>>>>
>>>>>>>>>> 13 0x0000000000404fdf main()  /root/rain_ib/backend/backend.c:1237
>>>>>>>>>>
>>>>>>>>>> 14 0x000000000001ed1d __libc_start_main()  ??:0
>>>>>>>>>>
>>>>>>>>>> 15 0x0000000000402db9 _start()  ??:0
>>>>>>>>>>
>>>>>>>>>> ===================
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> --------------------------------------------------------------------------
>>>>>>>>>>
>>>>>>>>>> mpirun noticed that process rank 1 with PID 450 on node JARVICE
>>>>>>>>>> exited on signal 11 (Segmentation fault).
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> --------------------------------------------------------------------------
>>>>>>>>>>
>>>>>>>>>> [JARVICE:00447] 1 more process has sent help message
>>>>>>>>>> help-mtl-mxm.txt / mxm init
>>>>>>>>>>
>>>>>>>>>> [JARVICE:00447] Set MCA parameter "orte_base_help_aggregate" to 0
>>>>>>>>>> to see all help / error messages
>>>>>>>>>>
>>>>>>>>>> [root@JARVICE
>>>>>>>>>> hpcx-v1.2.0-325-gcc-MLNX_OFED_LINUX-2.4-1.0.0-redhat6.5]#
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> Subhra.
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> On Mon, Apr 13, 2015 at 10:58 PM, Mike Dubman <
>>>>>>>>>> mi...@dev.mellanox.co.il> wrote:
>>>>>>>>>>
>>>>>>>>>>> Have you followed installation steps from README (Also here for
>>>>>>>>>>> reference http://bgate.mellanox.com/products/hpcx/README.txt)
>>>>>>>>>>>
>>>>>>>>>>> ...
>>>>>>>>>>>
>>>>>>>>>>> * Load OpenMPI/OpenSHMEM v1.8 based package:
>>>>>>>>>>>
>>>>>>>>>>>     % source $HPCX_HOME/hpcx-init.sh
>>>>>>>>>>>     % hpcx_load
>>>>>>>>>>>     % env | grep HPCX
>>>>>>>>>>>     % mpirun -np 2 $HPCX_MPI_TESTS_DIR/examples/hello_usempi
>>>>>>>>>>>     % oshrun -np 2 $HPCX_MPI_TESTS_DIR/examples/hello_oshmem
>>>>>>>>>>>     % hpcx_unload
>>>>>>>>>>>
>>>>>>>>>>> 3. Load HPCX environment from modules
>>>>>>>>>>>
>>>>>>>>>>> * Load OpenMPI/OpenSHMEM based package:
>>>>>>>>>>>
>>>>>>>>>>>     % module use $HPCX_HOME/modulefiles
>>>>>>>>>>>     % module load hpcx
>>>>>>>>>>>     % mpirun -np 2 $HPCX_MPI_TESTS_DIR/examples/hello_c
>>>>>>>>>>>     % oshrun -np 2 $HPCX_MPI_TESTS_DIR/examples/hello_oshmem
>>>>>>>>>>>     % module unload hpcx
>>>>>>>>>>>
>>>>>>>>>>> ...
>>>>>>>>>>>
>>>>>>>>>>> On Tue, Apr 14, 2015 at 5:42 AM, Subhra Mazumdar <
>>>>>>>>>>> subhramazumd...@gmail.com> wrote:
>>>>>>>>>>>
>>>>>>>>>>>> I am using 2.4-1.0.0 mellanox ofed.
>>>>>>>>>>>>
>>>>>>>>>>>> I downloaded mofed tarball
>>>>>>>>>>>> hpcx-v1.2.0-325-gcc-MLNX_OFED_LINUX-2.4-1.0.0-redhat6.5.tar and 
>>>>>>>>>>>> extracted
>>>>>>>>>>>> it. It has mxm directory.
>>>>>>>>>>>>
>>>>>>>>>>>> hpcx-v1.2.0-325-[root@JARVICE ~]# ls
>>>>>>>>>>>> hpcx-v1.2.0-325-gcc-MLNX_OFED_LINUX-2.4-1.0.0-redhat6.5
>>>>>>>>>>>> archive      fca    hpcx-init-ompi-mellanox-v1.8.sh  ibprof
>>>>>>>>>>>> modulefiles  ompi-mellanox-v1.8  sources  VERSION
>>>>>>>>>>>> bupc-master  hcoll  hpcx-init.sh                     knem
>>>>>>>>>>>> mxm          README.txt          utils
>>>>>>>>>>>>
>>>>>>>>>>>> I tried using LD_PRELOAD for libmxm, but getting a different
>>>>>>>>>>>> error stack now as following
>>>>>>>>>>>>
>>>>>>>>>>>> [root@JARVICE ~]# ./openmpi-1.8.4/openmpinstall/bin/mpirun
>>>>>>>>>>>> --allow-run-as-root --mca mtl mxm -x
>>>>>>>>>>>> LD_PRELOAD="./openmpi-1.8.4/openmpinstall/lib/libmpi.so.1
>>>>>>>>>>>> ./hpcx-v1.2.0-325-gcc-MLNX_OFED_LINUX-2.4-1.0.0-redhat6.5/mxm/lib/libmxm.so.2"
>>>>>>>>>>>> -n 1 ./backend  localhost : -x
>>>>>>>>>>>> LD_PRELOAD="./openmpi-1.8.4/openmpinstall/lib/libmpi.so.1
>>>>>>>>>>>> ./hpcx-v1.2.0-325-gcc-MLNX_OFED_LINUX-2.4-1.0.0-redhat6.5/mxm/lib/libmxm.so.2
>>>>>>>>>>>> ./libci.so" -n 1 ./app2
>>>>>>>>>>>>  i am backend
>>>>>>>>>>>> [JARVICE:00564] mca: base: components_open: component pml / cm
>>>>>>>>>>>> open function failed
>>>>>>>>>>>> [JARVICE:564  :0] Caught signal 11 (Segmentation fault)
>>>>>>>>>>>> [JARVICE:00565] mca: base: components_open: component pml / cm
>>>>>>>>>>>> open function failed
>>>>>>>>>>>> [JARVICE:565  :0] Caught signal 11 (Segmentation fault)
>>>>>>>>>>>> ==== backtrace ====
>>>>>>>>>>>>  2 0x000000000005640c mxm_handle_error()
>>>>>>>>>>>> /scrap/jenkins/workspace/hpc-power-pack/label/r-vmb-rhel6-u5-x86-64-MOFED-CHECKER/hpcx_root/src/hpcx-v1.2.0-325-gcc-MLNX_OFED_LINUX-2.4-1.0.0-redhat6.5/mxm-v3.2/src/mxm/util/debug/debug.c:641
>>>>>>>>>>>>  3 0x000000000005657c mxm_error_signal_handler()
>>>>>>>>>>>> /scrap/jenkins/workspace/hpc-power-pack/label/r-vmb-rhel6-u5-x86-64-MOFED-CHECKER/hpcx_root/src/hpcx-v1.2.0-325-gcc-MLNX_OFED_LINUX-2.4-1.0.0-redhat6.5/mxm-v3.2/src/mxm/util/debug/debug.c:616
>>>>>>>>>>>>  4 0x00000000000329a0 killpg()  ??:0
>>>>>>>>>>>>  5 0x0000000000045491 mca_base_components_close()  ??:0
>>>>>>>>>>>>  6 0x000000000004e99a mca_base_framework_close()  ??:0
>>>>>>>>>>>>  7 0x0000000000045431 mca_base_component_close()  ??:0
>>>>>>>>>>>>  8 0x000000000004515c mca_base_framework_components_open()  ??:0
>>>>>>>>>>>>  9 0x00000000000a0de9 mca_pml_base_open()  pml_base_frame.c:0
>>>>>>>>>>>> 10 0x000000000004eb1c mca_base_framework_open()  ??:0
>>>>>>>>>>>> 11 0x0000000000043eb3 ompi_mpi_init()  ??:0
>>>>>>>>>>>> 12 0x0000000000067cb0 PMPI_Init_thread()  ??:0
>>>>>>>>>>>> 13 0x0000000000404fdf main()
>>>>>>>>>>>> /root/rain_ib/backend/backend.c:1237
>>>>>>>>>>>> 14 0x000000000001ed1d __libc_start_main()  ??:0
>>>>>>>>>>>> 15 0x0000000000402db9 _start()  ??:0
>>>>>>>>>>>> ===================
>>>>>>>>>>>>
>>>>>>>>>>>> --------------------------------------------------------------------------
>>>>>>>>>>>> A requested component was not found, or was unable to be
>>>>>>>>>>>> opened.  This
>>>>>>>>>>>> means that this component is either not installed or is unable
>>>>>>>>>>>> to be
>>>>>>>>>>>> used on your system (e.g., sometimes this means that shared
>>>>>>>>>>>> libraries
>>>>>>>>>>>> that the component requires are unable to be found/loaded).
>>>>>>>>>>>> Note that
>>>>>>>>>>>> Open MPI stopped checking at the first component that it did
>>>>>>>>>>>> not find.
>>>>>>>>>>>>
>>>>>>>>>>>> Host:      JARVICE
>>>>>>>>>>>> Framework: mtl
>>>>>>>>>>>> Component: mxm
>>>>>>>>>>>>
>>>>>>>>>>>> --------------------------------------------------------------------------
>>>>>>>>>>>>
>>>>>>>>>>>> --------------------------------------------------------------------------
>>>>>>>>>>>> mpirun noticed that process rank 0 with PID 564 on node JARVICE
>>>>>>>>>>>> exited on signal 11 (Segmentation fault).
>>>>>>>>>>>>
>>>>>>>>>>>> --------------------------------------------------------------------------
>>>>>>>>>>>> [JARVICE:00562] 1 more process has sent help message
>>>>>>>>>>>> help-mca-base.txt / find-available:not-valid
>>>>>>>>>>>> [JARVICE:00562] Set MCA parameter "orte_base_help_aggregate" to
>>>>>>>>>>>> 0 to see all help / error messages
>>>>>>>>>>>>
>>>>>>>>>>>>
>>>>>>>>>>>> Subhra
>>>>>>>>>>>>
>>>>>>>>>>>>
>>>>>>>>>>>> On Sun, Apr 12, 2015 at 10:48 PM, Mike Dubman <
>>>>>>>>>>>> mi...@dev.mellanox.co.il> wrote:
>>>>>>>>>>>>
>>>>>>>>>>>>> seems like mxm was not found in your ld_library_path.
>>>>>>>>>>>>>
>>>>>>>>>>>>> what mofed version do you use?
>>>>>>>>>>>>> does it have /opt/mellanox/mxm in it?
>>>>>>>>>>>>> You could just run mpirun from HPCX package which looks for
>>>>>>>>>>>>> mxm internally and recompile ompi as mentioned in README.
>>>>>>>>>>>>>
>>>>>>>>>>>>> On Mon, Apr 13, 2015 at 3:24 AM, Subhra Mazumdar <
>>>>>>>>>>>>> subhramazumd...@gmail.com> wrote:
>>>>>>>>>>>>>
>>>>>>>>>>>>>> Hi,
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> I used mxm mtl as follows but getting segfault. It says mxm
>>>>>>>>>>>>>> component not found but I have compiled openmpi with mxm. Any 
>>>>>>>>>>>>>> idea what I
>>>>>>>>>>>>>> might be missing?
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> [root@JARVICE ~]# ./openmpi-1.8.4/openmpinstall/bin/mpirun
>>>>>>>>>>>>>> --allow-run-as-root --mca pml cm --mca mtl mxm -n 1 -x
>>>>>>>>>>>>>> LD_PRELOAD=./openmpi-1.8.4/openmpinstall/lib/libmpi.so.1 
>>>>>>>>>>>>>> ./backend
>>>>>>>>>>>>>> localhosst : -n 1 -x LD_PRELOAD="./libci.so
>>>>>>>>>>>>>> ./openmpi-1.8.4/openmpinstall/lib/libmpi.so.1" ./app2
>>>>>>>>>>>>>>  i am backend
>>>>>>>>>>>>>> [JARVICE:08398] *** Process received signal ***
>>>>>>>>>>>>>> [JARVICE:08398] Signal: Segmentation fault (11)
>>>>>>>>>>>>>> [JARVICE:08398] Signal code: Address not mapped (1)
>>>>>>>>>>>>>> [JARVICE:08398] Failing at address: 0x10
>>>>>>>>>>>>>> [JARVICE:08398] [ 0]
>>>>>>>>>>>>>> /lib64/libpthread.so.0(+0xf710)[0x7ff8d0ddb710]
>>>>>>>>>>>>>> [JARVICE:08398] [ 1]
>>>>>>>>>>>>>> /root/openmpi-1.8.4/openmpinstall/lib/libopen-pal.so.6(mca_base_components_close+0x21)[0x7ff8cf9ae491]
>>>>>>>>>>>>>> [JARVICE:08398] [ 2]
>>>>>>>>>>>>>> /root/openmpi-1.8.4/openmpinstall/lib/libopen-pal.so.6(mca_base_framework_close+0x6a)[0x7ff8cf9b799a]
>>>>>>>>>>>>>> [JARVICE:08398] [ 3]
>>>>>>>>>>>>>> /root/openmpi-1.8.4/openmpinstall/lib/libopen-pal.so.6(mca_base_component_close+0x21)[0x7ff8cf9ae431]
>>>>>>>>>>>>>> [JARVICE:08398] [ 4]
>>>>>>>>>>>>>> /root/openmpi-1.8.4/openmpinstall/lib/libopen-pal.so.6(mca_base_framework_components_open+0x11c)[0x7ff8cf9ae15c]
>>>>>>>>>>>>>> [JARVICE:08398] [ 5]
>>>>>>>>>>>>>> ./openmpi-1.8.4/openmpinstall/lib/libmpi.so.1(+0xa0de9)[0x7ff8d1089de9]
>>>>>>>>>>>>>> [JARVICE:08398] [ 6]
>>>>>>>>>>>>>> /root/openmpi-1.8.4/openmpinstall/lib/libopen-pal.so.6(mca_base_framework_open+0x7c)[0x7ff8cf9b7b1c]
>>>>>>>>>>>>>> [JARVICE:08398] [ 7] [JARVICE:08398] mca: base:
>>>>>>>>>>>>>> components_open: component pml / cm open function failed
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> ./openmpi-1.8.4/openmpinstall/lib/libmpi.so.1(ompi_mpi_init+0x4b3)[0x7ff8d102ceb3]
>>>>>>>>>>>>>> [JARVICE:08398] [ 8]
>>>>>>>>>>>>>> ./openmpi-1.8.4/openmpinstall/lib/libmpi.so.1(PMPI_Init_thread+0x100)[0x7ff8d1050cb0]
>>>>>>>>>>>>>> [JARVICE:08398] [ 9] ./backend[0x404fdf]
>>>>>>>>>>>>>> [JARVICE:08398] [10]
>>>>>>>>>>>>>> /lib64/libc.so.6(__libc_start_main+0xfd)[0x7ff8cfeded1d]
>>>>>>>>>>>>>> [JARVICE:08398] [11] ./backend[0x402db9]
>>>>>>>>>>>>>> [JARVICE:08398] *** End of error message ***
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> --------------------------------------------------------------------------
>>>>>>>>>>>>>> A requested component was not found, or was unable to be
>>>>>>>>>>>>>> opened.  This
>>>>>>>>>>>>>> means that this component is either not installed or is
>>>>>>>>>>>>>> unable to be
>>>>>>>>>>>>>> used on your system (e.g., sometimes this means that shared
>>>>>>>>>>>>>> libraries
>>>>>>>>>>>>>> that the component requires are unable to be found/loaded).
>>>>>>>>>>>>>> Note that
>>>>>>>>>>>>>> Open MPI stopped checking at the first component that it did
>>>>>>>>>>>>>> not find.
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> Host:      JARVICE
>>>>>>>>>>>>>> Framework: mtl
>>>>>>>>>>>>>> Component: mxm
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> --------------------------------------------------------------------------
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> --------------------------------------------------------------------------
>>>>>>>>>>>>>> mpirun noticed that process rank 0 with PID 8398 on node
>>>>>>>>>>>>>> JARVICE exited on signal 11 (Segmentation fault).
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> --------------------------------------------------------------------------
>>>>>>>>>>>>>>
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> Subhra.
>>>>>>>>>>>>>>
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> On Fri, Apr 10, 2015 at 12:12 AM, Mike Dubman <
>>>>>>>>>>>>>> mi...@dev.mellanox.co.il> wrote:
>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> no need IPoIB, mxm uses native IB.
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> Please see HPCX (pre-compiled ompi, integrated with MXM and
>>>>>>>>>>>>>>> FCA) README file for details how to compile/select.
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> The default transport is UD for internode communication and
>>>>>>>>>>>>>>> shared-memory for intra-node.
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> http://bgate,mellanox.com/products/hpcx/
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> Also, mxm included in the Mellanox OFED.
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> On Fri, Apr 10, 2015 at 5:26 AM, Subhra Mazumdar <
>>>>>>>>>>>>>>> subhramazumd...@gmail.com> wrote:
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> Hi,
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> Does ipoib need to be configured on the ib cards for mxm (I
>>>>>>>>>>>>>>>> have a separate ethernet connection too)? Also are there 
>>>>>>>>>>>>>>>> special flags in
>>>>>>>>>>>>>>>> mpirun to select from UD/RC/DC? What is the default?
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> Thanks,
>>>>>>>>>>>>>>>> Subhra.
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> On Tue, Mar 31, 2015 at 9:46 AM, Mike Dubman <
>>>>>>>>>>>>>>>> mi...@dev.mellanox.co.il> wrote:
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> Hi,
>>>>>>>>>>>>>>>>> mxm uses IB rdma/roce technologies. Once can select
>>>>>>>>>>>>>>>>> UD/RC/DC transports to be used in mxm.
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> By selecting mxm, all MPI p2p routines will be mapped to
>>>>>>>>>>>>>>>>> appropriate mxm functions.
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> M
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> On Mon, Mar 30, 2015 at 7:32 PM, Subhra Mazumdar <
>>>>>>>>>>>>>>>>> subhramazumd...@gmail.com> wrote:
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>> Hi MIke,
>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>> Does the mxm mtl use infiniband rdma? Also from
>>>>>>>>>>>>>>>>>> programming perspective, do I need to use anything else 
>>>>>>>>>>>>>>>>>> other than
>>>>>>>>>>>>>>>>>> MPI_Send/MPI_Recv?
>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>> Thanks,
>>>>>>>>>>>>>>>>>> Subhra.
>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>> On Sun, Mar 29, 2015 at 11:14 PM, Mike Dubman <
>>>>>>>>>>>>>>>>>> mi...@dev.mellanox.co.il> wrote:
>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>> Hi,
>>>>>>>>>>>>>>>>>>> openib btl does not support this thread model.
>>>>>>>>>>>>>>>>>>> You can use OMPI w/ mxm (-mca mtl mxm) and multiple
>>>>>>>>>>>>>>>>>>> thread mode lin 1.8 x series or (-mca pml yalla) in the 
>>>>>>>>>>>>>>>>>>> master branch.
>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>> M
>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>> On Mon, Mar 30, 2015 at 9:09 AM, Subhra Mazumdar <
>>>>>>>>>>>>>>>>>>> subhramazumd...@gmail.com> wrote:
>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>> Hi,
>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>> Can MPI_THREAD_MULTIPLE and openib btl work together
>>>>>>>>>>>>>>>>>>>> in open mpi 1.8.4? If so are there any command line 
>>>>>>>>>>>>>>>>>>>> options needed during
>>>>>>>>>>>>>>>>>>>> run time?
>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>> Thanks,
>>>>>>>>>>>>>>>>>>>> Subhra.
>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>> _______________________________________________
>>>>>>>>>>>>>>>>>>>> users mailing list
>>>>>>>>>>>>>>>>>>>> us...@open-mpi.org
>>>>>>>>>>>>>>>>>>>> Subscription:
>>>>>>>>>>>>>>>>>>>> http://www.open-mpi.org/mailman/listinfo.cgi/users
>>>>>>>>>>>>>>>>>>>> Link to this post:
>>>>>>>>>>>>>>>>>>>> http://www.open-mpi.org/community/lists/users/2015/03/26574.php
>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>> --
>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>> Kind Regards,
>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>> M.
>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>> _______________________________________________
>>>>>>>>>>>>>>>>>>> users mailing list
>>>>>>>>>>>>>>>>>>> us...@open-mpi.org
>>>>>>>>>>>>>>>>>>> Subscription:
>>>>>>>>>>>>>>>>>>> http://www.open-mpi.org/mailman/listinfo.cgi/users
>>>>>>>>>>>>>>>>>>> Link to this post:
>>>>>>>>>>>>>>>>>>> http://www.open-mpi.org/community/lists/users/2015/03/26575.php
>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>> _______________________________________________
>>>>>>>>>>>>>>>>>> users mailing list
>>>>>>>>>>>>>>>>>> us...@open-mpi.org
>>>>>>>>>>>>>>>>>> Subscription:
>>>>>>>>>>>>>>>>>> http://www.open-mpi.org/mailman/listinfo.cgi/users
>>>>>>>>>>>>>>>>>> Link to this post:
>>>>>>>>>>>>>>>>>> http://www.open-mpi.org/community/lists/users/2015/03/26580.php
>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> --
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> Kind Regards,
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> M.
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> _______________________________________________
>>>>>>>>>>>>>>>>> users mailing list
>>>>>>>>>>>>>>>>> us...@open-mpi.org
>>>>>>>>>>>>>>>>> Subscription:
>>>>>>>>>>>>>>>>> http://www.open-mpi.org/mailman/listinfo.cgi/users
>>>>>>>>>>>>>>>>> Link to this post:
>>>>>>>>>>>>>>>>> http://www.open-mpi.org/community/lists/users/2015/03/26584.php
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> _______________________________________________
>>>>>>>>>>>>>>>> users mailing list
>>>>>>>>>>>>>>>> us...@open-mpi.org
>>>>>>>>>>>>>>>> Subscription:
>>>>>>>>>>>>>>>> http://www.open-mpi.org/mailman/listinfo.cgi/users
>>>>>>>>>>>>>>>> Link to this post:
>>>>>>>>>>>>>>>> http://www.open-mpi.org/community/lists/users/2015/04/26663.php
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> --
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> Kind Regards,
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> M.
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> _______________________________________________
>>>>>>>>>>>>>>> users mailing list
>>>>>>>>>>>>>>> us...@open-mpi.org
>>>>>>>>>>>>>>> Subscription:
>>>>>>>>>>>>>>> http://www.open-mpi.org/mailman/listinfo.cgi/users
>>>>>>>>>>>>>>> Link to this post:
>>>>>>>>>>>>>>> http://www.open-mpi.org/community/lists/users/2015/04/26665.php
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> _______________________________________________
>>>>>>>>>>>>>> users mailing list
>>>>>>>>>>>>>> us...@open-mpi.org
>>>>>>>>>>>>>> Subscription:
>>>>>>>>>>>>>> http://www.open-mpi.org/mailman/listinfo.cgi/users
>>>>>>>>>>>>>> Link to this post:
>>>>>>>>>>>>>> http://www.open-mpi.org/community/lists/users/2015/04/26686.php
>>>>>>>>>>>>>>
>>>>>>>>>>>>>
>>>>>>>>>>>>>
>>>>>>>>>>>>>
>>>>>>>>>>>>> --
>>>>>>>>>>>>>
>>>>>>>>>>>>> Kind Regards,
>>>>>>>>>>>>>
>>>>>>>>>>>>> M.
>>>>>>>>>>>>>
>>>>>>>>>>>>> _______________________________________________
>>>>>>>>>>>>> users mailing list
>>>>>>>>>>>>> us...@open-mpi.org
>>>>>>>>>>>>> Subscription:
>>>>>>>>>>>>> http://www.open-mpi.org/mailman/listinfo.cgi/users
>>>>>>>>>>>>> Link to this post:
>>>>>>>>>>>>> http://www.open-mpi.org/community/lists/users/2015/04/26688.php
>>>>>>>>>>>>>
>>>>>>>>>>>>
>>>>>>>>>>>>
>>>>>>>>>>>> _______________________________________________
>>>>>>>>>>>> users mailing list
>>>>>>>>>>>> us...@open-mpi.org
>>>>>>>>>>>> Subscription:
>>>>>>>>>>>> http://www.open-mpi.org/mailman/listinfo.cgi/users
>>>>>>>>>>>> Link to this post:
>>>>>>>>>>>> http://www.open-mpi.org/community/lists/users/2015/04/26711.php
>>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>> --
>>>>>>>>>>>
>>>>>>>>>>> Kind Regards,
>>>>>>>>>>>
>>>>>>>>>>> M.
>>>>>>>>>>>
>>>>>>>>>>> _______________________________________________
>>>>>>>>>>> users mailing list
>>>>>>>>>>> us...@open-mpi.org
>>>>>>>>>>> Subscription: http://www.open-mpi.org/mailman/listinfo.cgi/users
>>>>>>>>>>> Link to this post:
>>>>>>>>>>> http://www.open-mpi.org/community/lists/users/2015/04/26712.php
>>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> _______________________________________________
>>>>>>>>>> users mailing list
>>>>>>>>>> us...@open-mpi.org
>>>>>>>>>> Subscription: http://www.open-mpi.org/mailman/listinfo.cgi/users
>>>>>>>>>> Link to this post:
>>>>>>>>>> http://www.open-mpi.org/community/lists/users/2015/04/26752.php
>>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> --
>>>>>>>>>
>>>>>>>>> Kind Regards,
>>>>>>>>>
>>>>>>>>> M.
>>>>>>>>>
>>>>>>>>> _______________________________________________
>>>>>>>>> users mailing list
>>>>>>>>> us...@open-mpi.org
>>>>>>>>> Subscription: http://www.open-mpi.org/mailman/listinfo.cgi/users
>>>>>>>>> Link to this post:
>>>>>>>>> http://www.open-mpi.org/community/lists/users/2015/04/26754.php
>>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>> _______________________________________________
>>>>>>>> users mailing list
>>>>>>>> us...@open-mpi.org
>>>>>>>> Subscription: http://www.open-mpi.org/mailman/listinfo.cgi/users
>>>>>>>> Link to this post:
>>>>>>>> http://www.open-mpi.org/community/lists/users/2015/04/26761.php
>>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> --
>>>>>>>
>>>>>>> Kind Regards,
>>>>>>>
>>>>>>> M.
>>>>>>>
>>>>>>> _______________________________________________
>>>>>>> users mailing list
>>>>>>> us...@open-mpi.org
>>>>>>> Subscription: http://www.open-mpi.org/mailman/listinfo.cgi/users
>>>>>>> Link to this post:
>>>>>>> http://www.open-mpi.org/community/lists/users/2015/04/26762.php
>>>>>>>
>>>>>>
>>>>>>
>>>>>> _______________________________________________
>>>>>> users mailing list
>>>>>> us...@open-mpi.org
>>>>>> Subscription: http://www.open-mpi.org/mailman/listinfo.cgi/users
>>>>>> Link to this post:
>>>>>> http://www.open-mpi.org/community/lists/users/2015/04/26766.php
>>>>>>
>>>>>
>>>>>
>>>>>
>>>>> --
>>>>>
>>>>> Kind Regards,
>>>>>
>>>>> M.
>>>>>
>>>>> _______________________________________________
>>>>> users mailing list
>>>>> us...@open-mpi.org
>>>>> Subscription: http://www.open-mpi.org/mailman/listinfo.cgi/users
>>>>> Link to this post:
>>>>> http://www.open-mpi.org/community/lists/users/2015/04/26768.php
>>>>>
>>>>
>>>>
>>>> _______________________________________________
>>>> users mailing list
>>>> us...@open-mpi.org
>>>> Subscription: http://www.open-mpi.org/mailman/listinfo.cgi/users
>>>> Link to this post:
>>>> http://www.open-mpi.org/community/lists/users/2015/04/26777.php
>>>>
>>>
>>>
>>>
>>> --
>>>
>>> Kind Regards,
>>>
>>> M.
>>>
>>> _______________________________________________
>>> users mailing list
>>> us...@open-mpi.org
>>> Subscription: http://www.open-mpi.org/mailman/listinfo.cgi/users
>>> Link to this post:
>>> http://www.open-mpi.org/community/lists/users/2015/04/26779.php
>>>
>>
>>
>> _______________________________________________
>> users mailing list
>> us...@open-mpi.org
>> Subscription: http://www.open-mpi.org/mailman/listinfo.cgi/users
>> Link to this post:
>> http://www.open-mpi.org/community/lists/users/2015/04/26781.php
>>
>
>
>
> --
>
> Kind Regards,
>
> M.
>
> _______________________________________________
> users mailing list
> us...@open-mpi.org
> Subscription: http://www.open-mpi.org/mailman/listinfo.cgi/users
> Link to this post:
> http://www.open-mpi.org/community/lists/users/2015/04/26782.php
>

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