[petsc-users] Vec Allgather operation in PETSc

[Xujun Zhao]

Hi Dave,

Thank you. This solves my problem!

Xujun

On Thu, Aug 6, 2015 at 11:26 AM, Dave May <dave.mayhem23 at gmail.com> wrote:

> Use this
>
> http://www.mcs.anl.gov/petsc/petsc-current/docs/manualpages/Vec/VecScatterCreateToAll.html
>
> On 6 August 2015 at 18:22, Xujun Zhao <xzhao99 at gmail.com> wrote:
>
>> Hi all,
>>
>> For a parallel Vec whose components are stored in N processes, I would
>> like to have an "Allgatherv" operation to obtain a whole copy on each
>> process. Can anyone tell me which function I should use? Thanks
>>
>> Xujun
>>
>
>
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