{"id":190674,"date":"2024-11-12T14:33:18","date_gmt":"2024-11-12T06:33:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/190674\/"},"modified":"2024-11-12T14:33:19","modified_gmt":"2024-11-12T06:33:19","slug":"%e7%84%a1%e5%85%a7%e5%ad%98%e6%90%8d%e8%80%97redis%e9%81%bf%e5%85%8d%e5%85%a7%e5%ad%98%e6%90%8d%e8%80%97%e7%9a%84%e9%80%8f%e6%98%8e%e5%a4%a7%e9%a0%81%e6%8a%80%e8%a1%93%ef%bc%88redis-%e9%80%8f%e6%98%8e","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/190674\/","title":{"rendered":"\u7121\u5167\u5b58\u640d\u8017Redis\u907f\u514d\u5167\u5b58\u640d\u8017\u7684\u900f\u660e\u5927\u9801\u6280\u8853\uff08redis \u900f\u660e\u5927\u9801\uff09"},"content":{"rendered":"<h1 id=\"%e7%84%a1%e5%85%a7%e5%ad%98%e6%90%8d%e8%80%97redis%e9%81%bf%e5%85%8d%e5%85%a7%e5%ad%98%e6%90%8d%e8%80%97%e7%9a%84%e9%80%8f%e6%98%8e%e5%a4%a7%e9%a0%81%e6%8a%80%e8%a1%93%ef%bc%88redis-%e9%80%8f%e6%98%8e-oVOPMntWzf\">\u7121\u5167\u5b58\u640d\u8017Redis\u907f\u514d\u5167\u5b58\u640d\u8017\u7684\u900f\u660e\u5927\u9801\u6280\u8853\uff08Redis \u900f\u660e\u5927\u9801\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0cRedis\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u5167\u5b58\u6578\u64da\u5eab\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u5834\u666f\uff0c\u5305\u62ec\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u5be6\u6642\u6578\u64da\u8655\u7406\u7b49\u3002\u96a8\u8457\u61c9\u7528\u7a0b\u5e8f\u7684\u589e\u9577\uff0c\u5167\u5b58\u7ba1\u7406\u6210\u70ba\u4e00\u500b\u91cd\u8981\u7684\u8003\u91cf\u56e0\u7d20\u3002\u672c\u6587\u5c07\u63a2\u8a0eRedis\u4e2d\u7684\u900f\u660e\u5927\u9801\u6280\u8853\uff0c\u5982\u4f55\u6709\u6548\u907f\u514d\u5167\u5b58\u640d\u8017\uff0c\u4e26\u63d0\u5347\u6027\u80fd\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e9%80%8f%e6%98%8e%e5%a4%a7%e9%a0%81%ef%bc%88transparent-huge-pages%ef%bc%89-oVOPMntWzf\">\u4ec0\u9ebc\u662f\u900f\u660e\u5927\u9801\uff08Transparent Huge Pages\uff09<\/h2>\n<p>\u900f\u660e\u5927\u9801\uff08THP\uff09\u662f\u4e00\u7a2e\u5167\u5b58\u7ba1\u7406\u6280\u8853\uff0c\u65e8\u5728\u6e1b\u5c11\u5167\u5b58\u788e\u7247\u4e26\u63d0\u9ad8\u5167\u5b58\u4f7f\u7528\u6548\u7387\u3002\u50b3\u7d71\u7684\u5167\u5b58\u9801\u9762\u5927\u5c0f\u901a\u5e38\u70ba4KB\uff0c\u800c\u5927\u9801\u7684\u5927\u5c0f\u53ef\u4ee5\u662f2MB\u6216\u66f4\u5927\u3002\u4f7f\u7528\u5927\u9801\u53ef\u4ee5\u6e1b\u5c11\u9801\u9762\u8868\u7684\u5927\u5c0f\uff0c\u5f9e\u800c\u964d\u4f4eTLB\uff08Translation Lookaside Buffer\uff09\u7f3a\u5931\u7684\u6982\u7387\uff0c\u63d0\u5347\u5167\u5b58\u8a2a\u554f\u901f\u5ea6\u3002<\/p>\n<h2 id=\"redis%e4%b8%ad%e7%9a%84%e5%85%a7%e5%ad%98%e7%ae%a1%e7%90%86-oVOPMntWzf\">Redis\u4e2d\u7684\u5167\u5b58\u7ba1\u7406<\/h2>\n<p>Redis\u4f7f\u7528\u5167\u5b58\u4f86\u5b58\u5132\u6578\u64da\uff0c\u9019\u4f7f\u5f97\u5176\u8b80\u53d6\u548c\u5beb\u5165\u901f\u5ea6\u975e\u5e38\u5feb\u3002\u7136\u800c\uff0c\u96a8\u8457\u6578\u64da\u91cf\u7684\u589e\u52a0\uff0c\u5167\u5b58\u7684\u7ba1\u7406\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u91cd\u8981\u3002Redis\u7684\u5167\u5b58\u7ba1\u7406\u7b56\u7565\u5305\u62ec\u5167\u5b58\u5206\u914d\u3001\u91cb\u653e\u548c\u58d3\u7e2e\u7b49\u3002\u7576\u5167\u5b58\u4f7f\u7528\u4e0d\u7576\u6642\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u5167\u5b58\u788e\u7247\uff0c\u9032\u800c\u5f71\u97ff\u6027\u80fd\u3002<\/p>\n<h2 id=\"%e9%80%8f%e6%98%8e%e5%a4%a7%e9%a0%81%e5%9c%a8redis%e4%b8%ad%e7%9a%84%e6%87%89%e7%94%a8-oVOPMntWzf\">\u900f\u660e\u5927\u9801\u5728Redis\u4e2d\u7684\u61c9\u7528<\/h2>\n<p>\u4f7f\u7528\u900f\u660e\u5927\u9801\u6280\u8853\uff0cRedis\u53ef\u4ee5\u6709\u6548\u5730\u6e1b\u5c11\u5167\u5b58\u788e\u7247\uff0c\u5f9e\u800c\u63d0\u9ad8\u6027\u80fd\u3002\u4ee5\u4e0b\u662f\u900f\u660e\u5927\u9801\u5728Redis\u4e2d\u7684\u5e7e\u500b\u4e3b\u8981\u512a\u52e2\uff1a<\/p>\n<ul>\n<li><strong>\u6e1b\u5c11\u5167\u5b58\u788e\u7247\uff1a<\/strong>\u900f\u660e\u5927\u9801\u53ef\u4ee5\u5c07\u591a\u500b\u5c0f\u9801\u5408\u4f75\u70ba\u4e00\u500b\u5927\u9801\uff0c\u5f9e\u800c\u6e1b\u5c11\u5167\u5b58\u788e\u7247\u7684\u7522\u751f\u3002<\/li>\n<li><strong>\u63d0\u9ad8TLB\u547d\u4e2d\u7387\uff1a<\/strong>\u7531\u65bc\u5927\u9801\u7684\u5927\u5c0f\u66f4\u5927\uff0cTLB\u7684\u547d\u4e2d\u7387\u6703\u63d0\u9ad8\uff0c\u9019\u610f\u5473\u8457CPU\u53ef\u4ee5\u66f4\u5feb\u5730\u8a2a\u554f\u5167\u5b58\u3002<\/li>\n<li><strong>\u7c21\u5316\u5167\u5b58\u7ba1\u7406\uff1a<\/strong>\u4f7f\u7528\u5927\u9801\u53ef\u4ee5\u7c21\u5316\u5167\u5b58\u7ba1\u7406\u7684\u8907\u96dc\u6027\uff0c\u6e1b\u5c11\u64cd\u4f5c\u7cfb\u7d71\u5728\u5167\u5b58\u5206\u914d\u548c\u91cb\u653e\u6642\u7684\u958b\u92b7\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e5%95%9f%e7%94%a8%e9%80%8f%e6%98%8e%e5%a4%a7%e9%a0%81-oVOPMntWzf\">\u5982\u4f55\u555f\u7528\u900f\u660e\u5927\u9801<\/h2>\n<p>\u5728Linux\u7cfb\u7d71\u4e2d\uff0c\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u6b65\u9a5f\u555f\u7528\u900f\u660e\u5927\u9801\uff1a<\/p>\n<pre><code>echo always &gt; \/sys\/kernel\/mm\/transparent_hugepage\/enabled<\/code><\/pre>\n<p>\u9019\u689d\u547d\u4ee4\u5c07\u900f\u660e\u5927\u9801\u8a2d\u7f6e\u70ba\u59cb\u7d42\u555f\u7528\u3002\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u555f\u7528\u900f\u660e\u5927\u9801\u53ef\u80fd\u6703\u5c0d\u67d0\u4e9b\u61c9\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\u7522\u751f\u5f71\u97ff\uff0c\u56e0\u6b64\u5728\u751f\u7522\u74b0\u5883\u4e2d\u4f7f\u7528\u6642\uff0c\u5efa\u8b70\u9032\u884c\u5145\u5206\u7684\u6e2c\u8a66\u3002<\/p>\n<h2 id=\"redis%e9%85%8d%e7%bd%ae%e7%a4%ba%e4%be%8b-oVOPMntWzf\">Redis\u914d\u7f6e\u793a\u4f8b<\/h2>\n<p>\u5728Redis\u4e2d\uff0c\u53ef\u4ee5\u901a\u904e\u914d\u7f6e\u6587\u4ef6\u4f86\u8abf\u6574\u5167\u5b58\u7ba1\u7406\u7684\u53c3\u6578\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u914d\u7f6e\u793a\u4f8b\uff1a<\/p>\n<pre><code>\n# redis.conf\nmaxmemory 2gb\nmaxmemory-policy allkeys-lru\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u6211\u5011\u5c07Redis\u7684\u6700\u5927\u5167\u5b58\u8a2d\u7f6e\u70ba2GB\uff0c\u4e26\u4f7f\u7528LRU\uff08Least Recently Used\uff09\u7b56\u7565\u4f86\u7ba1\u7406\u5167\u5b58\u3002\u9019\u6a23\u53ef\u4ee5\u78ba\u4fddRedis\u5728\u5167\u5b58\u4f7f\u7528\u9054\u5230\u4e0a\u9650\u6642\uff0c\u80fd\u5920\u6709\u6548\u5730\u91cb\u653e\u4e0d\u5e38\u7528\u7684\u6578\u64da\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-oVOPMntWzf\">\u7d50\u8ad6<\/h2>\n<p>\u900f\u660e\u5927\u9801\u6280\u8853\u5728Redis\u4e2d\u7684\u61c9\u7528\uff0c\u80fd\u5920\u6709\u6548\u5730\u6e1b\u5c11\u5167\u5b58\u640d\u8017\uff0c\u63d0\u9ad8\u6027\u80fd\u3002\u901a\u904e\u5408\u7406\u914d\u7f6e\u548c\u4f7f\u7528\u900f\u660e\u5927\u9801\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u5728\u9ad8\u8ca0\u8f09\u7684\u74b0\u5883\u4e2d\u4fdd\u6301Redis\u7684\u9ad8\u6548\u904b\u884c\u3002\u96a8\u8457\u6578\u64da\u91cf\u7684\u589e\u9577\uff0c\u9078\u64c7\u5408\u9069\u7684\u5167\u5b58\u7ba1\u7406\u7b56\u7565\u5c07\u6210\u70ba\u78ba\u4fdd\u61c9\u7528\u7a0b\u5e8f\u7a69\u5b9a\u6027\u548c\u6027\u80fd\u7684\u95dc\u9375\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u5e6b\u52a9\u60a8\u512a\u5316\u60a8\u7684\u61c9\u7528\u7a0b\u5e8f\u6027\u80fd\uff0c\u7121\u8ad6\u662f\u4f7f\u7528 Redis \u9084\u662f\u5176\u4ed6\u6280\u8853\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u7121\u5167\u5b58\u640d\u8017\u7684Redis\u900f\u660e\u5927\u9801\u6280\u8853\uff0c\u63d0\u5347\u6027\u80fd\u4e26\u6709\u6548\u907f\u514d\u5167\u5b58\u640d\u8017\uff0c\u512a\u5316\u6578\u64da\u5b58\u5132\u8207\u8655\u7406\u6548\u7387\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-190674","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/190674","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"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=190674"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/190674\/revisions"}],"predecessor-version":[{"id":190675,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/190674\/revisions\/190675"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=190674"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=190674"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=190674"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}