{"blog_title":"\u4f59\u767d\u306e\u66f8\u304d\u306a\u3050\u308a","height":"190","published":"2013-07-22 07:06:47","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fauewe.hatenablog.com%2Fentry%2F2013%2F07%2F22%2F070647\" title=\"OpenMPI \u3067\u914d\u5217\u3092\u307e\u3068\u3081\u308b - \u4f59\u767d\u306e\u66f8\u304d\u306a\u3050\u308a\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","width":"100%","version":"1.0","blog_url":"https://auewe.hatenablog.com/","type":"rich","provider_url":"https://hatena.blog","provider_name":"Hatena Blog","title":"OpenMPI \u3067\u914d\u5217\u3092\u307e\u3068\u3081\u308b","url":"https://auewe.hatenablog.com/entry/2013/07/22/070647","image_url":"http://www.cv.titech.ac.jp/~hiro-lab/study/mpi_reference/img/gather.png","categories":["C","OpenMPI","\u4e26\u5217\u8a08\u7b97"],"author_name":"auewe","author_url":"https://blog.hatena.ne.jp/auewe/","description":"\u3084\u308a\u305f\u3044\u3053\u3068 \u30d7\u30ed\u30bb\u30b9\u6570 allrank \u3092 4 \u3068\u3057\u3066\u3001 \u5404 myrank \u306e\u914d\u5217 my_array[3] myrank == 0 ... my_array[3] = {0,1,2}; myrank == 1 ... my_array[3] = {3,4,5}; myrank == 2 ... my_array[3] = {6,7,8}; myrank == 3 ... my_array[3] = {9,10,11}; \u3092\u307e\u3068\u3081\u3066\u3001\u5404 myrank \u306e\u914d\u5217 all_array[12] myrank == 0 ... all_array[12] = {0,1,2,3,4,5,6,7,8,9,1\u2026"}