[Beowulf] Question?

Vincent Diepeveen diep at xs4all.nl
Mon Jun 20 08:06:01 PDT 2005


Probably some buffer overflow.

Do you check whether all MPI buffers have been parsed & processed already,
before you ship the next message across the network?

At 03:01 PM 6/11/2005 +0100, Hongmei He wrote:
>
>I am studying MPI programing.
>
>I wrote a program about parallel genetic algorithm. When the evolution is up
>to more than 4000 generations, the following error occured. Could you please
>give me any suggestion, or solve the problem?
>
> p4_error: net_recv read:  probable EOF on socket: 1
>
>
>H.He
>
>
>
>Quoting beowulf-request at beowulf.org:
>
>> Mailing list subscription confirmation notice for mailing list Beowulf
>>
>> We have received a request from 82.3.32.77 for subscription of your
>> email address, "H.He at lboro.ac.uk", to the beowulf at beowulf.org mailing
>> list.  To confirm that you want to be added to this mailing list,
>> simply reply to this message, keeping the Subject: header intact.  Or
>> visit this web page:
>>
>>
>>
>http://www.beowulf.org/mailman/confirm/beowulf/b9d439c3d3651b228e2bdc855284
db77636fdf4c
>>
>>
>> Or include the following line -- and only the following line -- in a
>> message to beowulf-request at beowulf.org:
>>
>>     confirm b9d439c3d3651b228e2bdc855284db77636fdf4c
>>
>> Note that simply sending a `reply' to this message should work from
>> most mail readers, since that usually leaves the Subject: line in the
>> right form (additional "Re:" text in the Subject: is okay).
>>
>> If you do not wish to be subscribed from this list, please simply
>> disregard this message.  If you think you are being maliciously
>> subscribed to the list, or have any other questions, send them to
>> beowulf-owner at beowulf.org.
>>
>
>
>--
>Hongmei He
>PhD research student
>Department of Computer Science
>School of Informatics
>Loughborough University
>Loughborough
>Leicestershire
>LE11 3TU
>Tel: (0044)01509 225720
>Mobile: (0044) 07787745848
>Email: H.He at lboro.ac.uk
>http://www.lboro.ac.uk/departments/co/res_stud_pages/he.html
>_______________________________________________
>Beowulf mailing list, Beowulf at beowulf.org
>To change your subscription (digest mode or unsubscribe) visit
http://www.beowulf.org/mailman/listinfo/beowulf
>
>



More information about the Beowulf mailing list