对比vector(sz)vector(sz,0)vector(sz,-1u)vector(sz)然后arr[i]=i的时间
结果:performance是跑20次的平均
-O3编译:有initializer的两种差不多,另外两种差不多no initializer
[ave performance] 1916320 us
init to all 0
[ave performance...
主要参考:基础教程:https://mpitutorial.com/tutorials进阶教程:https://enccs.github.io/intermediate-mpi
基础教程安装运行:
open mpi安装
run mpi program over a cluster 在集群上跑mpi程序
mpi overall
这篇必看,摘自man mpirun mpirun
point-...
教程:https://enccs.github.io/intermediate-mpi/mpi-and-threads-pt1/#
教程配套代码:https://github.com/ENCCS/intermediate-mpi/tree/master/content/code
Comparing pure MPI(一个rank一个线程) vs hybrid MPI-threading(...