[MPICH2-dev] Error creating custom MPI Type struct
Rob Ross
rross at mcs.anl.gov
Thu Apr 27 09:39:15 CDT 2006
Nice catch David. -- Rob
David Ashton wrote:
> Shashank Shankar,
>
> If you look at the error in your original you will see:
> MPI_Type_struct(130): Invalid datatype
>
> If you look at the source code for MPI_Type_struct on line 130 you will see
> that it is checking the input array of datatypes and finds one that is
> invalid.
>
> It is unfortunate that some useful data was not reported in the error
> output. It could have reported something like this:
> MPI_Type_struct(130): Invalid datatype in old_types[40]. Value 0x00ab0046
> is not an MPI datatype
> That would have told you that entry 40 in your input array of datatypes was
> invalid. But even without that information it gives you a starting place to
> look at.
>
> -David Ashton
>
> -----Original Message-----
> From: Shankar, Shashank (US - New York) [mailto:shashankar at deloitte.com]
> Sent: Wednesday, April 26, 2006 2:32 PM
> To: Rajeev Thakur; Rusty Lusk
> Cc: mpich2-dev at mcs.anl.gov; mpich2-maint at mcs.anl.gov
> Subject: RE: [MPICH2-dev] Error creating custom MPI Type struct
>
> Thanks Rajeev. I shall try out Insure++.
>
> Please do let me know if you can think of anything else.
>
> Regards,
> Shashank Shankar
> Consultant/Enterprise Business Integration/Technology Integration,
> Deloitte Consulting LLP
> Tel: +1 212 618 4702
> Mobile: + 1 281 636 8712
>
> -----Original Message-----
> From: Rajeev Thakur [mailto:thakur at mcs.anl.gov]
> Sent: Wednesday, April 26, 2006 4:29 PM
> To: Shankar, Shashank (US - New York); 'Rusty Lusk'
> Cc: mpich2-dev at mcs.anl.gov; mpich2-maint at mcs.anl.gov
> Subject: RE: [MPICH2-dev] Error creating custom MPI Type struct
>
> There is probably some kind of memory error in your big program that is
> causing corruption of the datatype array. If the code is not too big,
> you
> could just look at it. Otherwise you can try using some tools like
> Insure++.
>
> Rajeev
>
>> -----Original Message-----
>> From: Shankar, Shashank (US - New York)
>> [mailto:shashankar at deloitte.com]
>> Sent: Wednesday, April 26, 2006 3:24 PM
>> To: Rajeev Thakur; Rusty Lusk
>> Cc: mpich2-dev at mcs.anl.gov; mpich2-maint at mcs.anl.gov
>> Subject: RE: [MPICH2-dev] Error creating custom MPI Type struct
>>
>> Hello Rajeev,
>>
>> I was able to successfully run the program that you sent. So,
>> that means
>> that the code works on Windows.
>>
>> Is there anything else I can do, as in set a logging setting
>> to be able
>> to better debug the error?
>>
>> Thanks!
>> Regards,
>> Shashank Shankar
>> Consultant/Enterprise Business Integration/Technology Integration,
>> Deloitte Consulting LLP
>> Tel: +1 212 618 4702
>> Mobile: + 1 281 636 8712
>>
>> -----Original Message-----
>> From: Rajeev Thakur [mailto:thakur at mcs.anl.gov]
>> Sent: Wednesday, April 26, 2006 4:14 PM
>> To: Shankar, Shashank (US - New York); 'Rusty Lusk'
>> Cc: mpich2-dev at mcs.anl.gov; mpich2-maint at mcs.anl.gov
>> Subject: RE: [MPICH2-dev] Error creating custom MPI Type struct
>>
>> If you run just the attached program, does it still give the
>> same error?
>> (It's your code snippet in a runnable form.)
>>
>> Rajeev
>>
>>
>>> -----Original Message-----
>>> From: owner-mpich2-dev at mcs.anl.gov
>>> [mailto:owner-mpich2-dev at mcs.anl.gov] On Behalf Of Shankar,
>>> Shashank (US - New York)
>>> Sent: Wednesday, April 26, 2006 3:11 PM
>>> To: Rajeev Thakur; Rusty Lusk
>>> Cc: mpich2-dev at mcs.anl.gov; mpich2-maint at mcs.anl.gov
>>> Subject: RE: [MPICH2-dev] Error creating custom MPI Type struct
>>>
>>> Hello Rajeev,
>>>
>>> Yes, I am building the application on Windows (Server 2003,
>>> in case that
>>> makes a difference).
>>>
>>> I checked the mpi.h file for the mentioned #define's and they are
>>> exactly the same as those you provided.
>>>
>>> Thanks!
>>> Regards,
>>> Shashank Shankar
>>> Consultant/Enterprise Business Integration/Technology Integration,
>>> Deloitte Consulting LLP
>>> Tel: +1 212 618 4702
>>> Mobile: + 1 281 636 8712
>>>
>>> -----Original Message-----
>>> From: Rajeev Thakur [mailto:thakur at mcs.anl.gov]
>>> Sent: Wednesday, April 26, 2006 4:00 PM
>>> To: Shankar, Shashank (US - New York); 'Rusty Lusk'
>>> Cc: mpich2-dev at mcs.anl.gov; mpich2-maint at mcs.anl.gov
>>> Subject: RE: [MPICH2-dev] Error creating custom MPI Type struct
>>>
>>> This code runs on Linux without any problem. You are running
>>> on Windows
>>> I
>>> believe. I don't know about the Windows version. In the mpi.h
>>> file, just
>>> check wether the #defines for the datatypes appear meaningful
>>> (not 0 for
>>> example). In my Linux build, it looks something like:
>>>
>>> #define MPI_CHAR ((MPI_Datatype)0x4c000101)
>>> #define MPI_SIGNED_CHAR ((MPI_Datatype)0x4c000118)
>>> #define MPI_UNSIGNED_CHAR ((MPI_Datatype)0x4c000102)
>>> #define MPI_BYTE ((MPI_Datatype)0x4c00010d)
>>> #define MPI_WCHAR ((MPI_Datatype)0x4c00040e)
>>> #define MPI_SHORT ((MPI_Datatype)0x4c000203)
>>> #define MPI_UNSIGNED_SHORT ((MPI_Datatype)0x4c000204)
>>> #define MPI_INT ((MPI_Datatype)0x4c000405)
>>> #define MPI_UNSIGNED ((MPI_Datatype)0x4c000406)
>>> #define MPI_LONG ((MPI_Datatype)0x4c000407)
>>> #define MPI_UNSIGNED_LONG ((MPI_Datatype)0x4c000408)
>>> #define MPI_FLOAT ((MPI_Datatype)0x4c00040a)
>>> #define MPI_DOUBLE ((MPI_Datatype)0x4c00080b)
>>> #define MPI_LONG_DOUBLE ((MPI_Datatype)0x4c000c0c)
>>> #define MPI_LONG_LONG_INT ((MPI_Datatype)0x4c000809)
>>> #define MPI_UNSIGNED_LONG_LONG ((MPI_Datatype)0x4c000819)
>>> #define MPI_LONG_LONG MPI_LONG_LONG_INT
>>>
>>> #define MPI_PACKED ((MPI_Datatype)0x4c00010f)
>>> #define MPI_LB ((MPI_Datatype)0x4c000010)
>>> #define MPI_UB ((MPI_Datatype)0x4c000011)
>>>
>>>
>>> Rajeev
>>>
>>>
>>>> -----Original Message-----
>>>> From: owner-mpich2-dev at mcs.anl.gov
>>>> [mailto:owner-mpich2-dev at mcs.anl.gov] On Behalf Of Shankar,
>>>> Shashank (US - New York)
>>>> Sent: Wednesday, April 26, 2006 2:32 PM
>>>> To: Rusty Lusk
>>>> Cc: mpich2-dev at mcs.anl.gov; mpich2-maint at mcs.anl.gov
>>>> Subject: RE: [MPICH2-dev] Error creating custom MPI Type struct
>>>>
>>>> Hello Rusty,
>>>>
>>>> As the custom datatype is slightly large, I am attaching
>> a text file
>>>> that contains the code defining the c datatype, and the
>> function to
>>>> create the MPI data type.
>>>>
>>>> Thanks!
>>>> Regards,
>>>> Shashank Shankar
>>>> Consultant/Enterprise Business Integration/Technology Integration,
>>>> Deloitte Consulting LLP
>>>> Tel: +1 212 618 4702
>>>> Mobile: + 1 281 636 8712
>>>>
>>>> -----Original Message-----
>>>> From: Rusty Lusk [mailto:lusk at mcs.anl.gov]
>>>> Sent: Wednesday, April 26, 2006 3:20 PM
>>>> To: Shankar, Shashank (US - New York)
>>>> Cc: mpich2-dev at mcs.anl.gov; mpich2-maint at mcs.anl.gov
>>>> Subject: Re: [MPICH2-dev] Error creating custom MPI Type struct
>>>>
>>>> Can you send the code that constructs and commits this
>>>> dataype? Thanks.
>>>>
>>>> From: "Shankar, Shashank (US - New York)"
>> <shashankar at deloitte.com>
>>>> Subject: [MPICH2-dev] Error creating custom MPI Type struct
>>>> Date: Wed, 26 Apr 2006 15:03:27 -0400
>>>>
>>>>> Hello,
>>>>>
>>>>> Thanks to John Vert, for answering my previous question!
>>>>>
>>>>> I am trying to develop a distributed application utilizing
>>>> MPI as the
>>>>> communication mechanism, and have run into an error while
>>> creating a
>>>>> custom MPI Type struct for data transfer between MPI
>> processes. A
>>>>> snippet from the mpiexec output is as:
>>>>>
>>>>> ============
>>>>> job aborted:
>>>>> rank: node: exit code[: error message]
>>>>> 0: socw3s4ap01.solnet.com: 13
>>>>> 1: socw3s4ap01.solnet.com: 13: Fatal error in
>>>> MPI_Type_struct: Invalid
>>>>> datatype, error stack:
>>>>> MPI_Type_struct(191): MPI_Type_struct(count=365,
>>>> blocklens=0x0012EDAC,
>>>>> indices=0x0012E244,
>>>>> old_types=0x0012E7F8, new_type_p=0x0046C854) failed
>>>>> MPI_Type_struct(130): Invalid datatype
>>>>> ============
>>>>>
>>>>> Any help or suggestions in this regards will be very
>> appreciated.
>>>>> Thanks!
>>>>> Regards,
>>>>> Shashank Shankar
>>>>> Consultant/Enterprise Business Integration/Technology
>> Integration,
>>>>> Deloitte Consulting LLP
>>>>> Tel: +1 212 618 4702
>>>>> Mobile: + 1 281 636 8712
>>>>>
>>>>>
>>>>> This message (including any attachments) contains confidential
>>>> information intended for a specific individual and purpose, and is
>>>> protected by law. If you are not the intended recipient,
>> you should
>>>> delete this message.
>>>>>
>>>>> Any disclosure, copying, or distribution of this message, or the
>>>> taking of any action based on it, is strictly prohibited. [v.E.1]
>>>>
>>>
>>
>
>
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