[mpich-discuss] Error creating 272 processes on a multicore, single CPU

Kenneth Raffenetti raffenet at mcs.anl.gov
Mon Jul 25 10:36:26 CDT 2016


Also the configure line you used to build MPICH would be helpful.

On 07/25/2016 09:25 AM, Halim Amer wrote:
> I am suspecting you are running into some io limits on your system, such
> as the limits of pipe on Linux and Mac, not a process creation problem.
>
> Could you remove all writes to stdout and try again?
>
> --Halim
>
> www.mcs.anl.gov/~aamer
>
> On 7/22/16 11:19 PM, Gajbe, Manisha wrote:
>> Hi,
>>
>>
>>
>> I have installed mpich-3.2 on a multicore platform. When I spawn 272
>> processes , I get the error message mentioned below. I am able to create
>> upto 271 processes successfully.
>>
>>
>>
>> /usr/local/my-mpich-3.2/64bit/bin/mpirun -n 272 ./hello_c
>>
>>
>>
>> [cli_0]: write_line: message string doesn't end in newline: :cmd=put
>> kvsname=kvs_8846_0 key=r2h1
>> value=r0#0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127,128,129,130,131,132,133,134,135,136,137,138,139,140,141,142,143,144,145,146,147,148,149,150,151,152,153,154,155,156,157,158,159,160,161,162,163,164,165,166,167,168,169,170,171,172,173,174,175,176,177,178,179,180,181,182,183,184,185,186,187,188,189,190,191,192,193,194,195,196,197,198,199,200,201,202,203,204,205,206,207,208,209,210,211,212,213,214,215,216,217,218,219,220,221,222,223,224,225,226,227,228,229,230,231,232,233,234,235,236,237,238,239,240,241,242,243,244,245,246,247,248,249,250,251,252,253,254,255,256,257,258,259,260,261,262,263,264,265,266,267,268,269,270,271$
 :
>>
>>
>>
>>
>>
>>
>>
>>
>> *Manisha Gajbe*
>>
>> *MVE PQV Content*
>>
>> SCE – System Content Engineering
>>
>>
>>
>>
>>
>> _______________________________________________
>> discuss mailing list     discuss at mpich.org
>> To manage subscription options or unsubscribe:
>> https://lists.mpich.org/mailman/listinfo/discuss
>>
> _______________________________________________
> discuss mailing list     discuss at mpich.org
> To manage subscription options or unsubscribe:
> https://lists.mpich.org/mailman/listinfo/discuss
_______________________________________________
discuss mailing list     discuss at mpich.org
To manage subscription options or unsubscribe:
https://lists.mpich.org/mailman/listinfo/discuss


More information about the discuss mailing list