{"id":435,"date":"2005-05-28T23:51:28","date_gmt":"2005-05-28T14:51:28","guid":{"rendered":"http:\/\/na-inet.jp\/new-na-inet\/weblog\/2005\/05\/528-2\/"},"modified":"2005-05-28T23:51:28","modified_gmt":"2005-05-28T14:51:28","slug":"528-2","status":"publish","type":"post","link":"https:\/\/na-inet.jp\/weblog2\/2005\/05\/28\/528-2\/","title":{"rendered":"5\/28(\u571f) \u639b\u5ddd\u30fb\uff1f"},"content":{"rendered":"<p>\u3000\u56fd\u969b\u7814\u7a76\u4f1a\u306e\u304a\u624b\u4f1d\u3044\u3092\u3057\u305f\u305b\u3044\u304b\uff0c\u3088\u3046\u3084\u3063\u3068\u30a8\u30f3\u30b8\u30f3\u304c\u639b\u304b\u308a\uff0c\u61f8\u6848\u306eMPICH2\u3078\u306e\u5bfe\u5fdc\u306f\u4f55\u3068\u304b\u7d42\u4e86\u3057\u305f\u3002Windows\u3067\u306e\u52d5\u4f5c\u304c\u78ba\u8a8d\u3067\u304d\u308c\u3070\uff0cMPIBNCpack\u3068BNCpack\u3092\u304f\u3063\u3064\u3051\u3066\u516c\u958b\u3057\u305f\u3044\u306e\u3060\u304c\uff0c\u3055\u3066\u3044\u3064\u306b\u306a\u308b\u304b\u306a\u3002<br \/>\n\u3000Dual-core CPU\u3092\u8cb7\u3046\u524d\u306b\uff0cXeon Dual\u30de\u30b7\u30f3\u3068\u306e\u6bd4\u8f03\u3092\u3057\u3066\u307f\u308b(\u524d\u306b\u66f8\u3044\u305f\u3063\u3051\u304b?)\u3002<br \/>\n\u3000BNCpack\u306e\u30eb\u30fc\u30c1\u30f3\u3068Pthread\u3092\u4f7f\u3063\u30661thread\uff0c2thread\u3067\u305d\u308c\u305e\u308c512&#215;512\u306e\u884c\u5217\u540c\u58eb\u306e\u7a4d\u3092\u8a08\u7b97\u3057\u305f\u7d50\u679c\u306f\u3053\u3093\u306a\u611f\u3058\u3002<br \/>\nComputational Time of Matrix Multiplication(512 x 512)<br \/>\nDouble         |   P4   |  Xeon<br \/>\n&#8212;&#8212;&#8212;&#8212;&#8212;-+&#8212;&#8212;&#8211;+&#8212;&#8212;&#8211;<br \/>\n1 thread        |  10.9s |  16.4s<br \/>\n2 threads       |   8.2s |   6.1s<br \/>\nMPFR(50d.dig.) |   P4   |  Xeon<br \/>\n&#8212;&#8212;&#8212;&#8212;&#8212;-+&#8212;&#8212;&#8211;+&#8212;&#8212;&#8211;<br \/>\n1 thread        | 160.6s | 166.5s<br \/>\n2 threads       | 166.0s |  85.0s<br \/>\nP4   &#8230; Intel Pentium4 2.8c GHz, Vine Linux 3.1(Kernel 2.4.27), gcc 3.4.3<br \/>\nXeon &#8230; Intel Xeon 3.0GHz Dual, Redhat 8 (Kernel 2.4.20-18.8), gcc 3.2<br \/>\nMPFR &#8230; MPFR 2.1.1\/GMP 4.1.4\n<\/pre>\n<p>\u30001thread\u306a\u3089\u30ef\u30b7\u306eP4\u30de\u30b7\u30f3\u306e\u65b9\u304c\u901f\u3044\u30022thread\u306a\u3089\u3055\u3059\u304c\u306bXeon Dual\u30de\u30b7\u30f3\u306e\u65b9\u304c\u9ad8\u901f\u3002Dual-core\u3067\u3082\u540c\u69d8\u306e\u7d50\u679c\u306b\u306a\u308b\u3093\u3060\u308d\u3046\u3051\u3069\uff0c\u3053\u306e\u7d50\u679c\u3068\u6bd4\u3079\u3066\u3069\u3046\u9055\u3046\u304b\u304c\u697d\u3057\u307f\u3002<br \/>\n\u3000\u5bdd\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u3000\u56fd\u969b\u7814\u7a76\u4f1a\u306e\u304a\u624b\u4f1d\u3044\u3092\u3057\u305f\u305b\u3044\u304b\uff0c\u3088\u3046\u3084\u3063\u3068\u30a8\u30f3\u30b8\u30f3\u304c\u639b\u304b\u308a\uff0c\u61f8\u6848\u306eMPICH2\u3078\u306e\u5bfe\u5fdc\u306f\u4f55\u3068\u304b\u7d42\u4e86\u3057\u305f\u3002Windows\u3067\u306e\u52d5\u4f5c\u304c\u78ba\u8a8d\u3067\u304d\u308c\u3070\uff0cMPIBNCpack\u3068BNCpack\u3092\u304f\u3063\u3064\u3051\u3066\u516c\u958b\u3057\u305f\u3044\u306e\u3060\u304c\uff0c\u3055\u3066\u3044\u3064 &hellip; <\/p>\n<p class=\"link-more\"><a href=\"https:\/\/na-inet.jp\/weblog2\/2005\/05\/28\/528-2\/\" class=\"more-link\">Continue reading<span class=\"screen-reader-text\"> &#8220;5\/28(\u571f) \u639b\u5ddd\u30fb\uff1f&#8221;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_crdt_document":"","_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[2],"tags":[],"class_list":["post-435","post","type-post","status-publish","format-standard","hentry","category-2"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/na-inet.jp\/weblog2\/wp-json\/wp\/v2\/posts\/435","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/na-inet.jp\/weblog2\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/na-inet.jp\/weblog2\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/na-inet.jp\/weblog2\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/na-inet.jp\/weblog2\/wp-json\/wp\/v2\/comments?post=435"}],"version-history":[{"count":0,"href":"https:\/\/na-inet.jp\/weblog2\/wp-json\/wp\/v2\/posts\/435\/revisions"}],"wp:attachment":[{"href":"https:\/\/na-inet.jp\/weblog2\/wp-json\/wp\/v2\/media?parent=435"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/na-inet.jp\/weblog2\/wp-json\/wp\/v2\/categories?post=435"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/na-inet.jp\/weblog2\/wp-json\/wp\/v2\/tags?post=435"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}