{"id":1404,"date":"2018-06-20T11:24:34","date_gmt":"2018-06-20T03:24:34","guid":{"rendered":"https:\/\/damogame.cn:15443\/wordpress\/?p=1404"},"modified":"2018-10-30T11:08:17","modified_gmt":"2018-10-30T03:08:17","slug":"%e5%85%b1%e4%ba%ab%e5%86%85%e5%ad%98%e7%bb%84%e4%bb%b6-shm_container","status":"publish","type":"post","link":"https:\/\/i007.cc\/wordpress\/archives\/1404","title":{"rendered":"\u5171\u4eab\u5185\u5b58\u7ec4\u4ef6 shm_container"},"content":{"rendered":"<h2>\u80cc\u666f &#8211; \u5171\u4eab\u5185\u5b58\u6a21\u5f0f<\/h2>\n<div id=\"text\">\n<p>\u8981\u7406\u89e3\u8fd9\u4e2a\u7ec4\u4ef6\u7684\u4f5c\u7528\uff0c\u5f97\u4ece\u5171\u4eab\u5185\u5b58(SHM)\u8bf4\u8d77\u3002\u5171\u4eab\u5185\u5b58\u901a\u5e38\u88ab\u7406\u89e3\u4e3a\u4e00\u79cdIPC\uff08\u8fdb\u7a0b\u95f4\u901a\u4fe1\uff09\u673a\u5236\uff0c\u5b9e\u9645\u4e0a\u5b83\u7684\u610f\u4e49\u8fdc\u591a\u4e8e\u6b64\u3002\u6211\u4e4b\u524d\u6240\u5de5\u4f5c\u8fc7\u7684\u9e45\u5382\u56e2\u961f\u6216\u8bb8\u662f\u6700\u65e9\u628a\u5b83\u73a9\u8f6c\uff0c\u5e76\u4f5c\u4e3a\u6240\u6709\u670d\u52a1\u5668\u8f6f\u4ef6\u7684\u5f00\u53d1\u57fa\u77f3\u6765\u4f7f\u7528\u7684\uff0c\u53ef\u4ee5\u8bf4\u56f4\u7ed5\u5176\u5df2\u6709\u4e00\u5957\u8f83\u5b8c\u6574\u7684\u8bbe\u8ba1\u6a21\u5f0f\u548c\u65b9\u6cd5\u8bba\u3002\u8fd9\u91cc\u7b80\u5355\u5217\u4e3e\u4e00\u4e0b\u8fd9\u5957\u6a21\u5f0f\u7684\u8fc7\u4eba\u4e4b\u5904\uff1a<\/p>\n<ul>\n<li>\u6a21\u5757\u5316\u4e0e\u89e3\u8026\uff0c\u9e45\u5382\u6709\u4e2a\u65b9\u6cd5\u8bba\u53eb\u5927\u7cfb\u7edf\u5c0f\u505a\uff0c\u7528\u73b0\u5728\u6d41\u884c\u8bcd\u53eb\u5fae\u670d\u52a1\uff0c\u5176\u5b9e\u5c06\u8fd120\u5e74\u524d\u5c31\u5df2\u7ecf\u6709\u56e2\u961f\u7528SHM\u6765\u5b9e\u8df5\u4e86<\/li>\n<li>\u98ce\u9669\u9694\u79bb\u4e0e\u9ad8\u53ef\u7528\uff0c\u4e5f\u662f\u4e0a\u4e00\u70b9\u7684\u7ed3\u679c\uff0c\u5bf9\u4e8eC\/C++\u670d\u52a1\u7279\u522b\u6709\u7528\uff0c\u5982\u679c\u4f60\u7ecf\u5386\u8fc7\u6279\u91cfSEGFAULT\u4f1a\u6df1\u6709\u611f\u89e6<\/li>\n<li>\u8fdb\u7a0b\u91cd\u542f\u4ecd\u80fd\u4fdd\u7559\u72b6\u6001\uff0c\u8fd9\u4e2a\u5728\u6709\u72b6\u6001\u670d\u52a1\u573a\u666f\u975e\u5e38\u6709\u7528\uff0c\u73a9\u6cd5\u5f88\u591a<\/li>\n<li>\u53ef\u8fd0\u8425\u6027\u5f3a\uff0c\u57fa\u672c\u6240\u6709\u5185\u5b58\u8d44\u6e90\u9884\u5206\u914d\uff0c\u7528\u91cf\u65b9\u4fbf\u76d1\u63a7<\/li>\n<li>\u6781\u9ad8\u6027\u80fd\uff0c\u65e0\u9501\u65e0IO\uff0c\u6bd4RPC\u65b9\u5f0f\u9ad8\u51e0\u4e2a\u91cf\u7ea7<\/li>\n<\/ul>\n<p>\u5ba2\u89c2\u5730\u8bf4\uff0c\u5171\u4eab\u5185\u5b58\u6a21\u5f0f\u5728\u5341\u591a\u5e74\u524d\u7684\u4f18\u52bf\u548c\u5fc5\u8981\u6027\u66f4\u5927\u4e00\u4e9b\uff0c\u56e0\u4e3a\u90a3\u4e2a\u65f6\u4ee3\u6ca1\u6709RPC\u3001\u6ca1\u6709kafka\u3001\u6ca1\u6709Redis\uff0c\u6027\u80fd\u6210\u672c\u66f4\u654f\u611f\u3002\u4f46\u5373\u4f7f\u4eca\u5929\uff0c\u8fd9\u5957\u6280\u672f\u5728\u9ad8\u6027\u80fd\u3001\u9ad8\u53ef\u9760\u7684\u9700\u6c42\u573a\u666f\u4e0b\uff0c\u4ecd\u6709\u5f88\u5927\u7684\u7528\u6b66\u4e4b\u5730\u3002\u8fd9\u4e9b\u5e74\u6211\u89c1\u8fc7\u4e0d\u5c11C\/C++\u9879\u76ee\uff0c\u5927\u591a\u662f\u7ebf\u7a0b\u3001\u6307\u9488\u6ee1\u5929\u98de\uff0c\u96ea\u5d29\u3001crash\u3001\u6cc4\u6f0f\u5e38\u5728\uff0c\u5f88\u591a\u4f18\u5316\u7a7a\u95f4\u3002<\/p>\n<p>\u4e3a\u4ec0\u4e48\u5bf9\u4e8e\u5171\u4eab\u5185\u5b58\uff0c\u5927\u5bb6\u7279\u522b\u662f\u5c0f\u56e2\u961f\u7528\u5f97\u5e76\u4e0d\u591a\u5462\uff0c\u6211\u60f3\u4e00\u4e2a\u662f\u7f3a\u5c11\u7ecf\u9a8c\uff0c\u53e6\u4e00\u4e2a\u66f4\u91cd\u8981\u7684\u539f\u56e0\u662f\uff0c\u95e8\u69db\u786e\u5b9e\u5f88\u9ad8\u3002\u9996\u5148\u64cd\u4f5c\u7cfb\u7edf\u63d0\u4f9b\u591a\u5957API\uff0cSysV-IPC\u3001POSIX\u3001hugeTLB\u9009\u9879\u3001\u5404\u79cd\u53c2\u6570\u548c\u5751\u3002\u7136\u540e\u662f\u4f60\u5f97\u81ea\u5df1\u7ba1\u7406\u5185\u5b58\uff0c\u8fd9\u6bd4\u4f7f\u7528STL\u56f0\u96be\u591a\u4e86\uff0c\u4f9d\u7136\u6709\u5f88\u591a\u5751\u7b49\u7740\u4f60\u3002\u5373\u4f7f\u6709\u4e00\u4e9b\u5c01\u88c5\u5e93\uff0c\u771f\u6b63\u80fd\u505a\u5230\u7b80\u5355\u6613\u7528\u7684\u4e5f\u5f88\u56f0\u96be\u3002<\/p>\n<p>\u8fd9\u4e5f\u662f\u6211\u5199\u8fd9\u4e2a\u57fa\u7840\u5e93shm_container\u7684\u521d\u8877\uff0c\u56e0\u81ea\u8eab\u6709\u591a\u5e74SHM\u7f16\u7a0b\u7ecf\u9a8c\uff0c\u52a0\u4e0a\u73b0\u5728C++11\u7b49\u5de5\u5177\u7684\u6210\u719f\uff0c\u5e0c\u671b\u91cd\u65b0\u8bbe\u8ba1\u4e00\u4e2aC++\u5e93\uff0c\u53ef\u4ee5\u66f4\u9ad8\u6548\u548c\u53ef\u9760\u5730\u4f7f\u7528\u5171\u4eab\u5185\u5b58\uff0c\u63a5\u8fd1\u50cf\u4f7f\u7528STL\u4e00\u6837\u5bb9\u6613\u5730\u4f7f\u7528\u5b83\u3002<\/p>\n<h4>\u8bbe\u8ba1 &#8211; \u5c0f\u800c\u7f8e\u4e14\u58ee<\/h4>\n<p>\u4e0b\u9762\u7b80\u5355\u4ecb\u7ecd\u4e0b\u8fd9\u4e2a\u5e93\u7684\u67b6\u6784\uff0c\u5982\u4e0b\u56fe\uff1a<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-2098\" src=\"https:\/\/damogame.cn:15443\/wordpress\/wp-content\/uploads\/2018\/06\/shm_container_arch.png\" alt=\"\" width=\"1035\" height=\"640\" srcset=\"https:\/\/i007.cc\/wordpress\/wp-content\/uploads\/2018\/06\/shm_container_arch.png 1035w, https:\/\/i007.cc\/wordpress\/wp-content\/uploads\/2018\/06\/shm_container_arch-1024x633.png 1024w, https:\/\/i007.cc\/wordpress\/wp-content\/uploads\/2018\/06\/shm_container_arch-768x475.png 768w\" sizes=\"auto, (max-width: 1035px) 100vw, 1035px\" \/><\/p>\n<p>\u57fa\u672c\u5206\u6210\u4e24\u5c42\uff0c\u4e0a\u9762\u4e00\u5c42\u662f\u5bb9\u5668\u5c42\uff0c\u63d0\u4f9b\u4e86\u4f7f\u7528\u5171\u4eab\u5185\u5b58\u8fdb\u884c\u5b58\u50a8\u3001\u4f20\u9012\u6570\u636e\u7684\u9ad8\u7ea7\u63a5\u53e3\uff1b\u5e95\u4e0b\u4e00\u5c42\u662f\u5171\u4eab\u5185\u5b58\u5206\u914d\u5668\u7684\u62bd\u8c61\u548c\u5b9e\u73b0\u5c42\uff0c\u53ef\u4ee5\u8ba9\u4e0d\u540c\u7684\u5bb9\u5668\u65b9\u4fbf\u5730\u9009\u62e9\u4f7f\u7528\u4efb\u4f55\u4e00\u79cd\u5171\u4eab\u5185\u5b58\u673a\u5236\u3002\u5206\u522b\u5177\u4f53\u4e00\u4e0b\uff0c\u5148\u770b\u5bb9\u5668\uff1a<\/p>\n<table>\n<thead>\n<tr>\n<th>Container<\/th>\n<th>Description<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>ShmArray<\/td>\n<td>\u5b58\u50a8\u56fa\u5b9a\u5927\u5c0f\u7684\u7ed3\u6784\u4f53\u6216\u7ed3\u6784\u4f53\u6570\u7ec4<\/td>\n<\/tr>\n<tr>\n<td>ShmQueue<\/td>\n<td>\u5355\u5199\u5355\u8bfb\u65e0\u9501FIFO\u961f\u5217\uff0c\u652f\u6301ZeroCopy\u65b9\u5f0f\u8bfb\u5199<\/td>\n<\/tr>\n<tr>\n<td>ShmSyncBuf<\/td>\n<td>\u5355\u5199\u591a\u8bfb\u7684\u65e0\u9501\u5e7f\u64ad\u961f\u5217\uff0c\u591a\u7528\u4e8e\u6570\u636e\u5206\u53d1\u6216\u540c\u6b65<\/td>\n<\/tr>\n<tr>\n<td>ShmHashTable<\/td>\n<td>\u9ad8\u6027\u80fd\u56fa\u5b9a\u7ed3\u70b9\u5927\u5c0f\u591a\u9636Hash\u8868\uff0c\u8fd9\u91cc\u6709<a href=\"https:\/\/github.com\/mikewei\/blogs\/blob\/master\/201512-high_performance_hash_table.md\">\u7b97\u6cd5\u4ecb\u7ecd<\/a><\/td>\n<\/tr>\n<tr>\n<td>ShmLinkTable<\/td>\n<td>\u57fa\u4e8e\u5757\u94fe\u8868\u7684\u53d8\u957f\u5185\u5b58\u5206\u914d\u5668<\/td>\n<\/tr>\n<tr>\n<td>ShmHashMap<\/td>\n<td>\u503c\u53ef\u53d8\u957f\u7684HashMap\uff0c\u5b83\u57fa\u4e8eShmHashTable\u548cShmLinkTable<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u5171\u4eab\u5185\u5b58\u5206\u914d\u5668\u6709\uff1a<\/p>\n<table>\n<thead>\n<tr>\n<th>Allocator<\/th>\n<th>Description<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>SVIPC<\/td>\n<td>\u57fa\u4e8e\u6700\u4f20\u7edf\u7684SysV-IPC\u7684\u5171\u4eab\u5185\u5b58\u5206\u914d\u5668<\/td>\n<\/tr>\n<tr>\n<td>SVIPC_HugeTLB<\/td>\n<td>\u4f7f\u7528HugeTLB\u5927\u9875\u7684\u5171\u4eab\u5185\u5b58\u5206\u914d\u5668\uff0c\u9700\u901a\u8fc7SysV-IPC\u63a5\u53e3<\/td>\n<\/tr>\n<tr>\n<td>POSIX<\/td>\n<td>\u57fa\u4e8ePOSIX\u5171\u4eab\u5185\u5b58\u63a5\u53e3\u7684\u5206\u914d\u5668\uff0c\u4e00\u5927\u4f18\u70b9\u662f\u5b57\u7b26\u4e32\u540d\u5b57<\/td>\n<\/tr>\n<tr>\n<td>ANON<\/td>\n<td>\u57fa\u4e8e\u5171\u4eab\u533f\u540d\u9875\u7684\u5206\u914d\u5668\uff0c\u53ef\u4ee5\u7236\u5b50\u8fdb\u7a0b\u95f4\u6570\u636e\u5171\u4eab<\/td>\n<\/tr>\n<tr>\n<td>HEAP<\/td>\n<td>\u57fa\u4e8e\u8fdb\u7a0b\u79c1\u6709\u5185\u5b58\u7684\u5206\u914d\u5668(\u5e76\u4e0d\u662f\u5171\u4eab\u5185\u5b58\u4e86)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u8fd8\u6709\u7684\u4e00\u4e9b\u4f18\u70b9\uff1a<\/p>\n<ul>\n<li>\u7cbe\u5fc3\u8bbe\u8ba1\u7684\u63a5\u53e3\uff0c\u7b80\u5355\u7a0b\u5ea6\u63a5\u8fd1\u4e8eSTL<\/li>\n<li>\u5145\u5206\u7684\u9632\u5fa1\u6027\u7f16\u7a0b\u4ee3\u7801\u548c\u5f02\u5e38\u68c0\u67e5\u4ee3\u7801<\/li>\n<li>\u5145\u5206\u7684\u5355\u5143\u6d4b\u8bd5\uff0c\u76ee\u524d\u7ea6\u6709200+\u5355\u6d4b\u7528\u4f8b<\/li>\n<li>\u5c0f\u5de7\uff0c\u57fa\u7840\u5e93\u4ee3\u7801\u5168.h\uff0c\u4e14\u65e0\u4efb\u4f55\u7b2c\u4e09\u65b9\u4f9d\u8d56<\/li>\n<li>\u5145\u5206\u7684\u6587\u6863\u6ce8\u91ca\uff0c\u4e5f\u63d0\u4f9b\u5728\u7ebf\u6587\u6863<\/li>\n<li>\u4ee3\u7801\u5b8c\u5168\u7b26\u5408google C++ code style<\/li>\n<\/ul>\n<h4>\u6027\u80fd &#8211; \u76ee\u6807\u6781\u81f4<\/h4>\n<p>\u4ece\u8bbe\u8ba1\u5230\u5b9e\u73b0\uff0c\u9ad8\u6027\u80fd\u59cb\u7ec8\u4f1a\u4f5c\u4e3a\u4e3b\u8981\u7684\u8003\u8651\u3002\u6240\u6709\u5b9e\u73b0\u5747\u4e3a\u65e0\u9501\u5b9e\u73b0\u3002\u5bf9\u57fa\u7840\u5e93\u7684\u5927\u90e8\u5206\u63a5\u53e3\uff0c\u90fd\u4f1a\u6709<a href=\"https:\/\/github.com\/mikewei\/gtestx\">gtestx<\/a>\u6027\u80fd\u5355\u6d4b\u3002\u76f4\u63a5\u8d34\u4e0b\u6570\u636e\uff1a<\/p>\n<table>\n<thead>\n<tr>\n<th>Container<\/th>\n<th>Operation<\/th>\n<th>OPS<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>ShmQueue<\/td>\n<td>\u5199\u5165<\/td>\n<td>1200\u4e07\/s<\/td>\n<\/tr>\n<tr>\n<td>ShmSyncBuf<\/td>\n<td>\u8bfb\u51fa<\/td>\n<td>1500\u4e07\/s<\/td>\n<\/tr>\n<tr>\n<td>ShmHashTable<\/td>\n<td>\u67e5\u8be2<\/td>\n<td>1500\u4e07\/s<\/td>\n<\/tr>\n<tr>\n<td>ShmLinkTable<\/td>\n<td>\u8bfb\u53d6<\/td>\n<td>2000\u4e07\/s<\/td>\n<\/tr>\n<tr>\n<td>ShmHashMap<\/td>\n<td>\u67e5\u8be2<\/td>\n<td>500\u4e07\/s (*)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>(*) \u6b64\u63a5\u53e3\u76ee\u524d\u4ec5\u63d0\u4f9b\u4e86std::string\u7248\uff0c\u6027\u80fd\u90e8\u5206\u53d7\u9650\u4e8e\u52a8\u6001\u5185\u5b58\u5206\u914d<\/p>\n<h4>\u8d44\u6e90<\/h4>\n<p>\u6700\u65b0\u4ee3\u7801\u53ef\u5728github\u4e0a\u83b7\u5f97\uff1a<a href=\"https:\/\/github.com\/mikewei\/shm_container\">https:\/\/github.com\/mikewei\/shm_container<\/a><\/p>\n<p>\u5728\u7ebf\u6587\u6863\u53ef\u5728\u6b64\u67e5\u770b:\u00a0<a href=\"https:\/\/mikewei.github.io\/doc\/shm_container\">SHM-Container Documentation<\/a><\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u80cc\u666f &#8211; \u5171\u4eab\u5185\u5b58\u6a21\u5f0f \u8981\u7406<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"colormag_page_container_layout":"default_layout","colormag_page_sidebar_layout":"default_layout","footnotes":""},"categories":[],"tags":[118,101],"class_list":["post-1404","post","type-post","status-publish","format-standard","hentry","tag-02-","tag-101"],"_links":{"self":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/posts\/1404","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/comments?post=1404"}],"version-history":[{"count":0,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/posts\/1404\/revisions"}],"wp:attachment":[{"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/media?parent=1404"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/categories?post=1404"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/i007.cc\/wordpress\/wp-json\/wp\/v2\/tags?post=1404"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}