[mpich-discuss] cpi
יוסף אלון
yos104104 at gmail.com
Wed Mar 23 11:02:48 CDT 2016
but i do want to run a C source code all over the nodes?
and allso when i run only the cpi witout .c nothing is hapning.
i think you the only one who can help me.
thank you
2016-03-23 17:59 GMT+02:00 Kenneth Raffenetti <raffenet at mcs.anl.gov>:
> The executable MPICH builds (and you want to run) is "cpi" in the
> examples. cpi.c is a C source code file and is not executable. I suggest
> you read more on how to build and execute C programs if you still have
> questions.
>
> Ken
>
> On 03/23/2016 10:43 AM, יוסף אלון wrote:
>
>> what do you mean?
>>
>>
>> 2016-03-23 17:42 GMT+02:00 Kenneth Raffenetti <raffenet at mcs.anl.gov
>> <mailto:raffenet at mcs.anl.gov>>:
>>
>>
>> cpi.c is a source file, not an executable.
>>
>> On 03/23/2016 10:41 AM, יוסף אלון wrote:
>>
>> when i do this i reciev:
>>
>> cluster at elec-cluster-1 ~ $ *_mpiexec -n 5 -f machinefile
>> ./mpich2/mpich-3.1/examples/cpi.c_*
>> [proxy:0:0 at elec-cluster-1] HYDU_create_process
>>
>> (/home/cluster/mpich2/mpich-3.1/src/pm/hydra/utils/launch/launch.c:75):
>> execvp error on file ./mpich2/mpich-3.1/examples/cpi.c
>> (Permission denied)
>>
>>
>> ===================================================================================
>> = BAD TERMINATION OF ONE OF YOUR APPLICATION PROCESSES
>> = PID 2895 RUNNING AT 147.161.4.200
>> = EXIT CODE: 255
>> = CLEANING UP REMAINING PROCESSES
>> = YOU CAN IGNORE THE BELOW CLEANUP MESSAGES
>>
>> ===================================================================================
>> [proxy:0:1 at elec-cluster-2] HYDU_create_process
>>
>> (/home/cluster/mpich2/mpich-3.1/src/pm/hydra/utils/launch/launch.c:75):
>> execvp error on file ./mpich2/mpich-3.1/examples/cpi.c
>> (Permission denied)
>> [proxy:0:4 at elec-cluster-5] HYDU_create_process
>>
>> (/home/cluster/mpich2/mpich-3.1/src/pm/hydra/utils/launch/launch.c:75):
>>
>> ===================================================================================
>> = BAD TERMINATION OF ONE OF YOUR APPLICATION PROCESSES
>> = PID 7382 RUNNING AT 147.161.4.201
>> = EXIT CODE: 255
>> = CLEANING UP REMAINING PROCESSES
>> = YOU CAN IGNORE THE BELOW CLEANUP MESSAGES
>>
>> ===================================================================================
>>
>> 2016-03-23 17:34 GMT+02:00 Kenneth Raffenetti
>> <raffenet at mcs.anl.gov <mailto:raffenet at mcs.anl.gov>
>> <mailto:raffenet at mcs.anl.gov <mailto:raffenet at mcs.anl.gov>>>:
>>
>>
>> The error in your first message was that mpiexec was unable
>> to find
>> the file "./examples/cpi".
>>
>> The error in your second message is that mpiexec was unable
>> to find
>> your "machinefile".
>>
>> Please make sure you are giving the correct paths to these
>> files in
>> your mpiexec command.
>>
>> Ken
>>
>> On 03/23/2016 10:20 AM, יוסף אלון wrote:
>>
>> i am not using a share network and i have it on the
>> place in all
>> nodes.
>> and thus file are located in same place on every node.
>> i tried to run like this allso
>> תמונה מוטבעת 1
>>
>> 2016-03-23 17:06 GMT+02:00 Kenneth Raffenetti
>> <raffenet at mcs.anl.gov <mailto:raffenet at mcs.anl.gov>
>> <mailto:raffenet at mcs.anl.gov <mailto:raffenet at mcs.anl.gov>>
>> <mailto:raffenet at mcs.anl.gov
>> <mailto:raffenet at mcs.anl.gov> <mailto:raffenet at mcs.anl.gov
>> <mailto:raffenet at mcs.anl.gov>>>>:
>>
>>
>>
>> Are you executing your commands from a shared
>> network
>> filesystem? If
>> not, have you copied your MPI installation and cpi
>> binaries
>> into the
>> same location on all the machines in your cluster?
>>
>> Ken
>>
>> On 03/23/2016 09:47 AM, יוסף אלון wrote:
>>
>>
>> hiii
>>
>> i am new here and i have a 18 node cluster
>> that works
>> pretty
>> good when i
>> execute the command:
>>
>> *mpiexec -f machinefile -n 18 hostname
>> * and the folowing output:
>> elec-cluster-1
>> elec-cluster-2
>> elec-cluster-3
>> elec-cluster-5
>> elec-cluster-4
>> elec-cluster-6
>> elec-cluster-7
>> elec-cluster-9
>> elec-cluster-8
>> elec-cluster-10
>> elec-cluster-11
>> elec-cluster-13
>> elec-cluster-14
>> elec-cluster-15
>> elec-cluster-16
>> elec-cluster-12
>> elec-cluster-18
>> elec-cluster-17
>>
>> when i execute the command:
>> *mpiexec -n 5 -f machinefile ./examples/cpi*
>>
>> nothing is seems to work and i receive:
>>
>> [proxy:0:0 at elec-cluster-1] HYDU_create_process
>>
>>
>>
>> (/home/cluster/mpich2/mpich-3.1/src/pm/hydra/utils/launch/launch.c:75):
>> execvp error on file ./examples/cpi (No such
>> file or
>> directory)
>>
>>
>>
>>
>> ===================================================================================
>> = BAD TERMINATION OF ONE OF YOUR APPLICATION
>> PROCESSES
>> = PID 2806 RUNNING AT 147.161.4.200
>> = EXIT CODE: 255
>> = CLEANING UP REMAINING PROCESSES
>> = YOU CAN IGNORE THE BELOW CLEANUP MESSAGES
>>
>>
>>
>> ===================================================================================
>> [proxy:0:2 at elec-cluster-3] HYDU_create_process
>>
>>
>>
>> (/home/cluster/mpich2/mpich-3.1/src/pm/hydra/utils/launch/launch.c:75):
>> execvp error on file ./examples/cpi (No such
>> file or
>> directory)
>> [proxy:0:3 at elec-cluster-4] HYDU_create_process
>>
>>
>>
>> (/home/cluster/mpich2/mpich-3.1/src/pm/hydra/utils/launch/launch.c:75):
>>
>>
>>
>> ===================================================================================
>> = BAD TERMINATION OF ONE OF YOUR APPLICATION
>> PROCESSES
>> = PID 6718 RUNNING AT 147.161.4.202
>> = EXIT CODE: 255
>> = CLEANING UP REMAINING PROCESSES
>> = YOU CAN IGNORE THE BELOW CLEANUP MESSAGES
>>
>>
>>
>> ===================================================================================
>>
>> i dont know what to do?
>> another think is how to run and compile a c
>> program?
>>
>> --
>> בברכה, יוסף אלון
>> 050-4916740
>>
>>
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--
בברכה, יוסף אלון
050-4916740
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