{"id":61411,"date":"2024-10-13T10:56:18","date_gmt":"2024-10-13T02:56:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/61411\/"},"modified":"2024-10-13T10:56:18","modified_gmt":"2024-10-13T02:56:18","slug":"facebook%e6%95%b8%e6%93%9a%e5%ba%ab%e5%b7%a5%e5%85%b7flashcache%e5%88%9d%e6%8e%a2","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/61411\/","title":{"rendered":"Facebook\u6578\u64da\u5eab\u5de5\u5177Flashcache\u521d\u63a2"},"content":{"rendered":"<h1 id=\"facebook%e6%95%b8%e6%93%9a%e5%ba%ab%e5%b7%a5%e5%85%b7flashcache%e5%88%9d%e6%8e%a2-aZpKRjkvnV\">Facebook\u6578\u64da\u5eab\u5de5\u5177Flashcache\u521d\u63a2<\/h1>\n<p>\u5728\u7576\u4eca\u6578\u64da\u9a45\u52d5\u7684\u4e16\u754c\u4e2d\uff0c\u6578\u64da\u5eab\u7684\u6027\u80fd\u5c0d\u65bc\u61c9\u7528\u7a0b\u5e8f\u7684\u6574\u9ad4\u6548\u7387\u81f3\u95dc\u91cd\u8981\u3002Facebook\u4f5c\u70ba\u5168\u7403\u6700\u5927\u7684\u793e\u4ea4\u5a92\u9ad4\u5e73\u53f0\u4e4b\u4e00\uff0c\u9762\u5c0d\u8457\u6d77\u91cf\u7684\u7528\u6236\u6578\u64da\u548c\u9ad8\u983b\u7684\u8acb\u6c42\uff0c\u5fc5\u9808\u4e0d\u65b7\u512a\u5316\u5176\u6578\u64da\u5eab\u7cfb\u7d71\u3002Flashcache\u4fbf\u662fFacebook\u70ba\u89e3\u6c7a\u9019\u4e00\u6311\u6230\u800c\u958b\u767c\u7684\u4e00\u6b3e\u5de5\u5177\uff0c\u65e8\u5728\u63d0\u5347\u6578\u64da\u5eab\u7684\u6027\u80fd\u548c\u97ff\u61c9\u901f\u5ea6\u3002<\/p>\n<h2 id=\"flashcache%e7%9a%84%e8%83%8c%e6%99%af-aZpKRjkvnV\">Flashcache\u7684\u80cc\u666f<\/h2>\n<p>Flashcache\u662f\u4e00\u500b\u7528\u65bcLinux\u7cfb\u7d71\u7684\u7de9\u5b58\u5c64\uff0c\u4e3b\u8981\u7528\u65bc\u52a0\u901f\u50b3\u7d71\u786c\u789f\uff08HDD\uff09\u5b58\u5132\u7684\u6027\u80fd\u3002\u96a8\u8457SSD\uff08\u56fa\u614b\u786c\u789f\uff09\u6280\u8853\u7684\u767c\u5c55\uff0cFlashcache\u5229\u7528SSD\u7684\u9ad8\u901f\u8b80\u5beb\u7279\u6027\uff0c\u5c07\u5176\u4f5c\u70baHDD\u7684\u7de9\u5b58\uff0c\u5f9e\u800c\u63d0\u9ad8\u6574\u9ad4\u7684\u6578\u64da\u5b58\u53d6\u901f\u5ea6\u3002\u9019\u4e00\u6280\u8853\u7279\u5225\u9069\u5408\u65bc\u9700\u8981\u9ad8\u983b\u8b80\u53d6\u7684\u61c9\u7528\u5834\u666f\uff0c\u5982\u793e\u4ea4\u5a92\u9ad4\u3001\u96fb\u5b50\u5546\u52d9\u7b49\u3002<\/p>\n<h2 id=\"flashcache%e7%9a%84%e5%b7%a5%e4%bd%9c%e5%8e%9f%e7%90%86-aZpKRjkvnV\">Flashcache\u7684\u5de5\u4f5c\u539f\u7406<\/h2>\n<p>Flashcache\u7684\u5de5\u4f5c\u539f\u7406\u76f8\u5c0d\u7c21\u55ae\u3002\u5b83\u5728\u64cd\u4f5c\u7cfb\u7d71\u5c64\u9762\u4e0a\u904b\u884c\uff0c\u901a\u904e\u5c07SSD\u4f5c\u70baHDD\u7684\u7de9\u5b58\u4f86\u63d0\u5347\u6027\u80fd\u3002\u7576\u6578\u64da\u88ab\u8acb\u6c42\u6642\uff0cFlashcache\u9996\u5148\u6aa2\u67e5SSD\u4e2d\u662f\u5426\u5b58\u5728\u8a72\u6578\u64da\u3002\u5982\u679c\u5b58\u5728\uff0c\u5247\u76f4\u63a5\u5f9eSSD\u4e2d\u8b80\u53d6\uff0c\u9019\u6a23\u53ef\u4ee5\u5927\u5e45\u6e1b\u5c11\u8b80\u53d6\u6642\u9593\uff1b\u5982\u679c\u4e0d\u5b58\u5728\uff0c\u5247\u5f9eHDD\u4e2d\u8b80\u53d6\u4e26\u5c07\u5176\u7de9\u5b58\u5230SSD\u4e2d\uff0c\u4ee5\u4fbf\u672a\u4f86\u7684\u8acb\u6c42\u80fd\u5920\u66f4\u5feb\u5730\u97ff\u61c9\u3002<\/p>\n<h3 id=\"flashcache%e7%9a%84%e4%b8%bb%e8%a6%81%e7%89%b9%e6%80%a7-aZpKRjkvnV\">Flashcache\u7684\u4e3b\u8981\u7279\u6027<\/h3>\n<ul>\n<li><strong>\u900f\u660e\u6027\uff1a<\/strong>Flashcache\u5c0d\u61c9\u7528\u7a0b\u5e8f\u662f\u900f\u660e\u7684\uff0c\u958b\u767c\u8005\u7121\u9700\u5c0d\u73fe\u6709\u4ee3\u78bc\u9032\u884c\u4fee\u6539\u5373\u53ef\u4f7f\u7528\u3002<\/li>\n<li><strong>\u81ea\u52d5\u7de9\u5b58\uff1a<\/strong>Flashcache\u6703\u6839\u64da\u6578\u64da\u7684\u4f7f\u7528\u983b\u7387\u81ea\u52d5\u6c7a\u5b9a\u54ea\u4e9b\u6578\u64da\u61c9\u8a72\u88ab\u7de9\u5b58\uff0c\u9019\u6a23\u53ef\u4ee5\u6700\u5927\u5316\u7de9\u5b58\u7684\u6548\u7387\u3002<\/li>\n<li><strong>\u9748\u6d3b\u6027\uff1a<\/strong>\u7528\u6236\u53ef\u4ee5\u6839\u64da\u9700\u6c42\u8abf\u6574\u7de9\u5b58\u7b56\u7565\uff0c\u4f8b\u5982\u8a2d\u7f6e\u7de9\u5b58\u7684\u5927\u5c0f\u548c\u66ff\u63db\u7b97\u6cd5\u3002<\/li>\n<\/ul>\n<h2 id=\"flashcache%e7%9a%84%e5%ae%89%e8%a3%9d%e8%88%87%e9%85%8d%e7%bd%ae-aZpKRjkvnV\">Flashcache\u7684\u5b89\u88dd\u8207\u914d\u7f6e<\/h2>\n<p>\u5b89\u88ddFlashcache\u76f8\u5c0d\u7c21\u55ae\uff0c\u4ee5\u4e0b\u662f\u57fa\u672c\u7684\u5b89\u88dd\u6b65\u9a5f\uff1a<\/p>\n<pre><code>sudo apt-get install flashcache<\/code><\/pre>\n<p>\u5b89\u88dd\u5b8c\u6210\u5f8c\uff0c\u7528\u6236\u9700\u8981\u914d\u7f6eFlashcache\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u57fa\u672c\u7684\u914d\u7f6e\u793a\u4f8b\uff1a<\/p>\n<pre><code>sudo flashcache_create -p backwrite \/dev\/sdX \/dev\/sdY<\/code><\/pre>\n<p>\u5728\u9019\u88e1\uff0c\/dev\/sdX\u4ee3\u8868SSD\u8a2d\u5099\uff0c\u800c\/dev\/sdY\u5247\u662fHDD\u8a2d\u5099\u3002\u9019\u689d\u547d\u4ee4\u5c07\u5275\u5efa\u4e00\u500bFlashcache\u7de9\u5b58\uff0c\u4e26\u8a2d\u7f6e\u70ba\u5f8c\u5beb\u6a21\u5f0f\uff08backwrite\uff09\uff0c\u9019\u610f\u5473\u8457\u6578\u64da\u5c07\u9996\u5148\u5beb\u5165SSD\uff0c\u7136\u5f8c\u518d\u5beb\u5165HDD\u3002<\/p>\n<h2 id=\"flashcache%e7%9a%84%e5%84%aa%e5%8b%a2%e8%88%87%e6%8c%91%e6%88%b0-aZpKRjkvnV\">Flashcache\u7684\u512a\u52e2\u8207\u6311\u6230<\/h2>\n<p>Flashcache\u7684\u4e3b\u8981\u512a\u52e2\u5728\u65bc\u5176\u80fd\u986f\u8457\u63d0\u9ad8\u6578\u64da\u5eab\u7684\u6027\u80fd\uff0c\u7279\u5225\u662f\u5728\u9ad8\u983b\u8b80\u53d6\u7684\u5834\u666f\u4e2d\u3002\u7136\u800c\uff0c\u4f7f\u7528Flashcache\u4e5f\u5b58\u5728\u4e00\u4e9b\u6311\u6230\u3002\u4f8b\u5982\uff0cSSD\u7684\u58fd\u547d\u6709\u9650\uff0c\u904e\u5ea6\u5beb\u5165\u53ef\u80fd\u6703\u5c0e\u81f4SSD\u640d\u58de\u3002\u6b64\u5916\uff0cFlashcache\u7684\u914d\u7f6e\u548c\u7ba1\u7406\u9700\u8981\u4e00\u5b9a\u7684\u6280\u8853\u77e5\u8b58\uff0c\u5c0d\u65bc\u4e0d\u719f\u6089Linux\u7cfb\u7d71\u7684\u7528\u6236\u4f86\u8aaa\uff0c\u53ef\u80fd\u6703\u9020\u6210\u4e00\u5b9a\u7684\u56f0\u96e3\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-aZpKRjkvnV\">\u7d50\u8ad6<\/h2>\n<p>\u7e3d\u7684\u4f86\u8aaa\uff0cFlashcache\u4f5c\u70ba\u4e00\u6b3e\u9ad8\u6548\u7684\u6578\u64da\u5eab\u7de9\u5b58\u5de5\u5177\uff0c\u80fd\u5920\u986f\u8457\u63d0\u5347\u6578\u64da\u5b58\u53d6\u901f\u5ea6\uff0c\u7279\u5225\u9069\u5408\u65bc\u9700\u8981\u9ad8\u6027\u80fd\u7684\u61c9\u7528\u5834\u666f\u3002\u96a8\u8457\u6578\u64da\u91cf\u7684\u6301\u7e8c\u589e\u9577\uff0cFlashcache\u7684\u61c9\u7528\u5c07\u6703\u8d8a\u4f86\u8d8a\u5ee3\u6cdb\uff0c\u6210\u70ba\u6578\u64da\u5eab\u512a\u5316\u7684\u91cd\u8981\u5de5\u5177\u4e4b\u4e00\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5c0d\u65bc\u63d0\u5347\u6578\u64da\u5eab\u6027\u80fd\u6709\u8208\u8da3\uff0c\u4e26\u5e0c\u671b\u4e86\u89e3\u66f4\u591a\u95dc\u65bc<code><a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a><\/code>\u548c<code><a href=\"https:\/\/server.hk\">\u4e91\u670d\u52a1\u5668<\/a><\/code>\u7684\u8cc7\u8a0a\uff0c\u6b61\u8fce\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u8a73\u7d30\u8cc7\u6599\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22Facebook\u6578\u64da\u5eab\u5de5\u5177Flashcache\u7684\u529f\u80fd\u8207\u61c9\u7528\uff0c\u63d0\u5347\u6578\u64da\u8655\u7406\u6548\u7387\uff0c\u512a\u5316\u6027\u80fd\uff0c\u52a9\u529b\u958b\u767c\u8005\u66f4\u597d\u5730\u7ba1\u7406\u6578\u64da\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-61411","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/61411","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=61411"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/61411\/revisions"}],"predecessor-version":[{"id":61412,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/61411\/revisions\/61412"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=61411"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=61411"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=61411"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}