自己编写的可利用MPI_Send和MPI_Recv来实现allgather功能,,效果和系统自带的MPI_gather比较相当，可在曙光4000A编译运行-Effect and the system comes with MPI_gather quite available MPI_Send and MPI_Recv to achieve allgather functions, write your own, you can compile and run in the Dawning 4000A