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Subject: Re: [OMPI users] Regarding MPI programming
From: Jim Dinan (dinan_at_[hidden])
Date: 2012-04-23 11:11:15


You might also be able to use MPI_Probe() to get the status of the
incoming message and query the size before posting the MPI_Recv() operation.

  ~Jim.

On 4/23/12 6:41 AM, Constantinos Makassikis wrote:
> Assuming the type of the elements in the array is known, you'll probably
> have to do it in two steps:
> 1) Broadcast the number of elements in the array
> 2) Broadcast the array itself
>
>
> HTH,
>
> --
> Constantinos
>
> On Mon, Apr 23, 2012 at 12:41 PM, seshendra seshu <seshu199_at_[hidden]
> <mailto:seshu199_at_[hidden]>> wrote:
>
> Hi,
> I am using stacks , where i stored my sub arrays in stacks and i
> need send the sub arrays to all the nodes but i have know idea what
> is the size of array present in stack so how can i receive the data
> using MPI_recv with out knowing the size of a array. can any please
> help me in solving this.
>
>
> --
> WITH REGARDS
> M.L.N.Seshendra
>
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