{"id":168035,"date":"2024-11-06T08:58:16","date_gmt":"2024-11-06T00:58:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/168035\/"},"modified":"2024-11-06T08:58:17","modified_gmt":"2024-11-06T00:58:17","slug":"%e8%81%8a%e4%b8%80%e8%81%8aredis%e5%85%a7%e5%ad%98%e7%a2%8e%e7%89%87%e6%b8%85%e7%90%86","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/168035\/","title":{"rendered":"\u804a\u4e00\u804aRedis\u5167\u5b58\u788e\u7247\u6e05\u7406"},"content":{"rendered":"<h1 id=\"%e8%81%8a%e4%b8%80%e8%81%8aredis%e5%85%a7%e5%ad%98%e7%a2%8e%e7%89%87%e6%b8%85%e7%90%86-PmGKktOxrw\">\u804a\u4e00\u804aRedis\u5167\u5b58\u788e\u7247\u6e05\u7406<\/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\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u5be6\u6642\u6578\u64da\u8655\u7406\u7b49\u5834\u666f\u3002\u7136\u800c\uff0c\u96a8\u8457\u6578\u64da\u7684\u589e\u9577\u548c\u64cd\u4f5c\u7684\u983b\u7e41\uff0cRedis\u7684\u5167\u5b58\u788e\u7247\u554f\u984c\u9010\u6f38\u6d6e\u73fe\uff0c\u9019\u4e0d\u50c5\u5f71\u97ff\u4e86\u6027\u80fd\uff0c\u9084\u53ef\u80fd\u5c0e\u81f4\u5167\u5b58\u7684\u6d6a\u8cbb\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0eRedis\u5167\u5b58\u788e\u7247\u7684\u6210\u56e0\u53ca\u5176\u6e05\u7406\u65b9\u6cd5\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e5%85%a7%e5%ad%98%e7%a2%8e%e7%89%87%ef%bc%9f-PmGKktOxrw\">\u4ec0\u9ebc\u662f\u5167\u5b58\u788e\u7247\uff1f<\/h2>\n<p>\u5167\u5b58\u788e\u7247\u662f\u6307\u5728\u5167\u5b58\u4e2d\uff0c\u7531\u65bc\u4e0d\u65b7\u7684\u5206\u914d\u548c\u91cb\u653e\u64cd\u4f5c\uff0c\u5c0e\u81f4\u53ef\u7528\u5167\u5b58\u88ab\u5206\u5272\u6210\u8a31\u591a\u5c0f\u584a\uff0c\u9019\u4e9b\u5c0f\u584a\u53ef\u80fd\u7121\u6cd5\u6eff\u8db3\u65b0\u7684\u5167\u5b58\u8acb\u6c42\u3002\u9019\u7a2e\u60c5\u6cc1\u5728Redis\u4e2d\u5c24\u70ba\u660e\u986f\uff0c\u56e0\u70baRedis\u4f7f\u7528\u7684\u662f\u52d5\u614b\u5167\u5b58\u5206\u914d\uff0c\u96a8\u8457\u6578\u64da\u7684\u589e\u9577\uff0c\u5167\u5b58\u788e\u7247\u6703\u9010\u6f38\u589e\u52a0\u3002<\/p>\n<h2 id=\"redis%e5%85%a7%e5%ad%98%e7%a2%8e%e7%89%87%e7%9a%84%e6%88%90%e5%9b%a0-PmGKktOxrw\">Redis\u5167\u5b58\u788e\u7247\u7684\u6210\u56e0<\/h2>\n<ul>\n<li><strong>\u52d5\u614b\u5167\u5b58\u5206\u914d\uff1a<\/strong>Redis\u4f7f\u7528jemalloc\u4f5c\u70ba\u5176\u5167\u5b58\u5206\u914d\u5668\uff0c\u9019\u7a2e\u5206\u914d\u5668\u5728\u9ad8\u4e26\u767c\u74b0\u5883\u4e0b\u8868\u73fe\u826f\u597d\uff0c\u4f46\u5728\u9577\u6642\u9593\u904b\u884c\u5f8c\uff0c\u53ef\u80fd\u6703\u51fa\u73fe\u5167\u5b58\u788e\u7247\u3002<\/li>\n<li><strong>\u6578\u64da\u7d50\u69cb\u7684\u591a\u6a23\u6027\uff1a<\/strong>Redis\u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u5982\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u7b49\u3002\u4e0d\u540c\u6578\u64da\u7d50\u69cb\u7684\u5167\u5b58\u9700\u6c42\u4e0d\u540c\uff0c\u9019\u53ef\u80fd\u5c0e\u81f4\u5167\u5b58\u7684\u975e\u5747\u52fb\u5206\u914d\u3002<\/li>\n<li><strong>\u983b\u7e41\u7684\u589e\u522a\u64cd\u4f5c\uff1a<\/strong>\u5728\u9ad8\u983b\u7387\u7684\u589e\u522a\u64cd\u4f5c\u4e2d\uff0c\u5167\u5b58\u7684\u5206\u914d\u548c\u91cb\u653e\u6703\u5c0e\u81f4\u5167\u5b58\u584a\u7684\u5206\u6563\uff0c\u9032\u4e00\u6b65\u52a0\u5287\u788e\u7247\u5316\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e6%aa%a2%e6%b8%ac%e5%85%a7%e5%ad%98%e7%a2%8e%e7%89%87-PmGKktOxrw\">\u5982\u4f55\u6aa2\u6e2c\u5167\u5b58\u788e\u7247<\/h2>\n<p>Redis\u63d0\u4f9b\u4e86\u4e00\u4e9b\u547d\u4ee4\u4f86\u5e6b\u52a9\u7528\u6236\u6aa2\u6e2c\u5167\u5b58\u788e\u7247\u7684\u60c5\u6cc1\u3002\u6700\u5e38\u7528\u7684\u547d\u4ee4\u662f <code>INFO memory<\/code>\uff0c\u8a72\u547d\u4ee4\u6703\u8fd4\u56de\u6709\u95dc\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\u7684\u8a73\u7d30\u4fe1\u606f\uff0c\u5305\u62ec\u788e\u7247\u6bd4\u7387\uff08fragmentation ratio\uff09\u3002<\/p>\n<pre><code>127.0.0.1:6379&gt; INFO memory\n# Memory\nused_memory:104857600\nused_memory_human:100.00M\nused_memory_rss:131072000\nused_memory_rss_human:125.00M\nused_memory_peak:104857600\nused_memory_peak_human:100.00M\nused_memory_lua:33792\nmem_fragmentation_ratio:1.25\n<\/code><\/pre>\n<p>\u5728\u4e0a\u8ff0\u8f38\u51fa\u4e2d\uff0c<code>mem_fragmentation_ratio<\/code>\u7684\u503c\u8868\u793a\u5167\u5b58\u788e\u7247\u6bd4\u7387\u3002\u5982\u679c\u8a72\u503c\u5927\u65bc1\uff0c\u5247\u8868\u793a\u5b58\u5728\u5167\u5b58\u788e\u7247\uff0c\u503c\u8d8a\u9ad8\uff0c\u788e\u7247\u8d8a\u56b4\u91cd\u3002<\/p>\n<h2 id=\"%e6%b8%85%e7%90%86%e5%85%a7%e5%ad%98%e7%a2%8e%e7%89%87%e7%9a%84%e6%96%b9%e6%b3%95-PmGKktOxrw\">\u6e05\u7406\u5167\u5b58\u788e\u7247\u7684\u65b9\u6cd5<\/h2>\n<p>\u70ba\u4e86\u6e1b\u5c11Redis\u4e2d\u7684\u5167\u5b58\u788e\u7247\uff0c\u53ef\u4ee5\u63a1\u53d6\u4ee5\u4e0b\u5e7e\u7a2e\u65b9\u6cd5\uff1a<\/p>\n<ul>\n<li><strong>\u91cd\u555fRedis\u5be6\u4f8b\uff1a<\/strong>\u91cd\u555fRedis\u53ef\u4ee5\u6e05\u7406\u6240\u6709\u7684\u5167\u5b58\u788e\u7247\uff0c\u9019\u662f\u4e00\u7a2e\u7c21\u55ae\u800c\u6709\u6548\u7684\u65b9\u6cd5\uff0c\u4f46\u6703\u5c0e\u81f4\u77ed\u66ab\u7684\u670d\u52d9\u4e2d\u65b7\u3002<\/li>\n<li><strong>\u4f7f\u7528 <code>MEMORY PURGE<\/code> \u547d\u4ee4\uff1a<\/strong>\u8a72\u547d\u4ee4\u53ef\u4ee5\u91cb\u653e\u672a\u4f7f\u7528\u7684\u5167\u5b58\uff0c\u6e1b\u5c11\u5167\u5b58\u788e\u7247\u3002\u4f7f\u7528\u65b9\u6cd5\u5982\u4e0b\uff1a<\/li>\n<pre><code>127.0.0.1:6379&gt; MEMORY PURGE<\/code><\/pre>\n<li><strong>\u8abf\u6574\u5167\u5b58\u5206\u914d\u5668\uff1a<\/strong>\u6839\u64da\u5be6\u969b\u9700\u6c42\uff0c\u53ef\u4ee5\u8003\u616e\u4f7f\u7528\u4e0d\u540c\u7684\u5167\u5b58\u5206\u914d\u5668\uff0c\u5982tcmalloc\u6216nedmalloc\uff0c\u9019\u4e9b\u5206\u914d\u5668\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\u53ef\u80fd\u8868\u73fe\u66f4\u597d\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-PmGKktOxrw\">\u7d50\u8ad6<\/h2>\n<p>\u5167\u5b58\u788e\u7247\u662fRedis\u904b\u884c\u904e\u7a0b\u4e2d\u5e38\u898b\u7684\u554f\u984c\uff0c\u5c0d\u6027\u80fd\u548c\u8cc7\u6e90\u5229\u7528\u7387\u6709\u8457\u76f4\u63a5\u5f71\u97ff\u3002\u901a\u904e\u5b9a\u671f\u6aa2\u6e2c\u548c\u9069\u7576\u7684\u6e05\u7406\u63aa\u65bd\uff0c\u53ef\u4ee5\u6709\u6548\u6e1b\u5c11\u5167\u5b58\u788e\u7247\u7684\u5f71\u97ff\uff0c\u78ba\u4fddRedis\u7684\u9ad8\u6548\u904b\u884c\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6027\u80fd\u6578\u64da\u8655\u7406\u7684\u61c9\u7528\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u65b9\u6848\u548c\u914d\u7f6e\u4e5f\u662f\u81f3\u95dc\u91cd\u8981\u7684\uff0c\u9019\u6a23\u624d\u80fd\u5145\u5206\u767c\u63eeRedis\u7684\u512a\u52e2\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22Redis\u5167\u5b58\u788e\u7247\u6e05\u7406\u7684\u6700\u4f73\u5be6\u8e10\uff0c\u63d0\u5347\u6027\u80fd\u8207\u6548\u7387\uff0c\u78ba\u4fdd\u6578\u64da\u5b58\u5132\u7684\u7a69\u5b9a\u6027\u8207\u53ef\u9760\u6027\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-168035","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/168035","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=168035"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/168035\/revisions"}],"predecessor-version":[{"id":168036,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/168035\/revisions\/168036"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=168035"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=168035"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=168035"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}