{"id":128129,"date":"2024-10-26T11:52:20","date_gmt":"2024-10-26T03:52:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/128129\/"},"modified":"2024-10-26T11:52:21","modified_gmt":"2024-10-26T03:52:21","slug":"redis-%e6%b7%b1%e5%ba%a6%e6%ad%b7%e9%9a%aa%e4%b9%8b%e9%8c%af%e8%aa%a4%e8%88%87%e9%a9%9a%e5%a5%87","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/128129\/","title":{"rendered":"Redis \u6df1\u5ea6\u6b77\u96aa\u4e4b\u932f\u8aa4\u8207\u9a5a\u5947"},"content":{"rendered":"<h1 id=\"redis-%e6%b7%b1%e5%ba%a6%e6%ad%b7%e9%9a%aa%e4%b9%8b%e9%8c%af%e8%aa%a4%e8%88%87%e9%a9%9a%e5%a5%87-NWVVJQFMvS\">Redis \u6df1\u5ea6\u6b77\u96aa\u4e4b\u932f\u8aa4\u8207\u9a5a\u5947<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0cRedis \u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u5df2\u7d93\u6210\u70ba\u8a31\u591a\u958b\u767c\u8005\u548c\u4f01\u696d\u7684\u9996\u9078\u3002\u5b83\u7684\u9ad8\u6027\u80fd\u548c\u9748\u6d3b\u6027\u4f7f\u5176\u5728\u5404\u7a2e\u61c9\u7528\u4e2d\u5ee3\u6cdb\u4f7f\u7528\uff0c\u5f9e\u7de9\u5b58\u5230\u6d88\u606f\u968a\u5217\uff0c\u751a\u81f3\u662f\u5be6\u6642\u5206\u6790\u3002\u7136\u800c\uff0c\u4f7f\u7528 Redis \u7684\u904e\u7a0b\u4e2d\uff0c\u958b\u767c\u8005\u7d93\u5e38\u6703\u9047\u5230\u4e00\u4e9b\u932f\u8aa4\u548c\u9a5a\u5947\uff0c\u9019\u4e9b\u7d93\u6b77\u4e0d\u50c5\u80fd\u5e6b\u52a9\u6211\u5011\u66f4\u597d\u5730\u7406\u89e3 Redis \u7684\u7279\u6027\uff0c\u4e5f\u80fd\u63d0\u9ad8\u6211\u5011\u7684\u958b\u767c\u6280\u80fd\u3002<\/p>\n<h2 id=\"redis-%e7%9a%84%e5%9f%ba%e6%9c%ac%e7%89%b9%e6%80%a7-NWVVJQFMvS\">Redis \u7684\u57fa\u672c\u7279\u6027<\/h2>\n<p>Redis \u662f\u4e00\u500b\u958b\u6e90\u7684\u5167\u5b58\u6578\u64da\u7d50\u69cb\u5b58\u5132\u7cfb\u7d71\uff0c\u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u5982\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u548c\u6709\u5e8f\u96c6\u5408\u3002\u5b83\u7684\u4e3b\u8981\u7279\u6027\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u9ad8\u6027\u80fd\uff1a<\/strong>Redis \u80fd\u5920\u4ee5\u6bcf\u79d2\u6578\u5341\u842c\u6b21\u7684\u901f\u5ea6\u8655\u7406\u8acb\u6c42\uff0c\u9019\u4f7f\u5f97\u5b83\u975e\u5e38\u9069\u5408\u7528\u65bc\u9700\u8981\u5feb\u901f\u97ff\u61c9\u7684\u61c9\u7528\u3002<\/li>\n<li><strong>\u6301\u4e45\u5316\uff1a<\/strong>\u96d6\u7136 Redis \u662f\u4e00\u500b\u5167\u5b58\u6578\u64da\u5eab\uff0c\u4f46\u5b83\u63d0\u4f9b\u4e86 RDB \u548c AOF \u5169\u7a2e\u6301\u4e45\u5316\u6a5f\u5236\uff0c\u78ba\u4fdd\u6578\u64da\u4e0d\u6703\u56e0\u70ba\u670d\u52d9\u5668\u91cd\u555f\u800c\u4e1f\u5931\u3002<\/li>\n<li><strong>\u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff1a<\/strong>\u9019\u4f7f\u5f97 Redis \u80fd\u5920\u9748\u6d3b\u5730\u61c9\u5c0d\u4e0d\u540c\u7684\u61c9\u7528\u5834\u666f\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%b8%b8%e8%a6%8b%e9%8c%af%e8%aa%a4%e8%88%87%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88-NWVVJQFMvS\">\u5e38\u898b\u932f\u8aa4\u8207\u89e3\u6c7a\u65b9\u6848<\/h2>\n<h3 id=\"1-%e9%8d%b5%e9%81%8e%e6%9c%9f%e5%95%8f%e9%a1%8c-NWVVJQFMvS\">1. \u9375\u904e\u671f\u554f\u984c<\/h3>\n<p>Redis \u5141\u8a31\u8a2d\u7f6e\u9375\u7684\u904e\u671f\u6642\u9593\uff0c\u4f46\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u958b\u767c\u8005\u53ef\u80fd\u6703\u8aa4\u89e3\u904e\u671f\u6a5f\u5236\u3002\u4f8b\u5982\uff0c\u7576\u4e00\u500b\u9375\u904e\u671f\u5f8c\uff0cRedis \u4e26\u4e0d\u6703\u7acb\u5373\u522a\u9664\u8a72\u9375\uff0c\u800c\u662f\u7b49\u5230\u4e0b\u4e00\u6b21\u8a2a\u554f\u6642\u624d\u6703\u522a\u9664\u3002\u9019\u53ef\u80fd\u5c0e\u81f4\u61c9\u7528\u7a0b\u5e8f\u5728\u9810\u671f\u7684\u6642\u9593\u5167\u7121\u6cd5\u7372\u53d6\u6578\u64da\u3002<\/p>\n<pre><code>SET mykey \"Hello\"\nEXPIRE mykey 10\n<\/code><\/pre>\n<p>\u89e3\u6c7a\u65b9\u6848\u662f\u5b9a\u671f\u6aa2\u67e5\u9375\u7684\u5b58\u5728\u6027\uff0c\u6216\u8005\u4f7f\u7528 <code>TTL<\/code> \u547d\u4ee4\u4f86\u7372\u53d6\u9375\u7684\u5269\u9918\u751f\u5b58\u6642\u9593\u3002<\/p>\n<h3 id=\"2-%e6%95%b8%e6%93%9a%e4%b8%9f%e5%a4%b1%e9%a2%a8%e9%9a%aa-NWVVJQFMvS\">2. \u6578\u64da\u4e1f\u5931\u98a8\u96aa<\/h3>\n<p>\u96d6\u7136 Redis \u63d0\u4f9b\u4e86\u6301\u4e45\u5316\u9078\u9805\uff0c\u4f46\u5982\u679c\u914d\u7f6e\u4e0d\u7576\uff0c\u4ecd\u7136\u53ef\u80fd\u5c0e\u81f4\u6578\u64da\u4e1f\u5931\u3002\u4f8b\u5982\uff0c\u4f7f\u7528 AOF \u6a21\u5f0f\u6642\uff0c\u5982\u679c\u6c92\u6709\u8a2d\u7f6e\u9069\u7576\u7684\u540c\u6b65\u7b56\u7565\uff0c\u53ef\u80fd\u6703\u5728\u7cfb\u7d71\u5d29\u6f70\u6642\u4e1f\u5931\u6700\u8fd1\u7684\u6578\u64da\u3002<\/p>\n<pre><code>CONFIG SET appendfsync everysec\n<\/code><\/pre>\n<p>\u5efa\u8b70\u4f7f\u7528 <code>appendfsync everysec<\/code> \u8a2d\u7f6e\uff0c\u4ee5\u5e73\u8861\u6027\u80fd\u548c\u6578\u64da\u5b89\u5168\u6027\u3002<\/p>\n<h3 id=\"3-%e8%a8%98%e6%86%b6%e9%ab%94%e7%ae%a1%e7%90%86%e5%95%8f%e9%a1%8c-NWVVJQFMvS\">3. \u8a18\u61b6\u9ad4\u7ba1\u7406\u554f\u984c<\/h3>\n<p>Redis \u7684\u5167\u5b58\u7ba1\u7406\u662f\u5176\u6027\u80fd\u7684\u95dc\u9375\uff0c\u4f46\u5982\u679c\u4e0d\u52a0\u4ee5\u63a7\u5236\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u5167\u5b58\u6ea2\u51fa\u3002\u7576 Redis \u7684\u5167\u5b58\u4f7f\u7528\u9054\u5230\u4e0a\u9650\u6642\uff0c\u6839\u64da\u914d\u7f6e\u7684\u9a45\u9010\u7b56\u7565\uff0c\u53ef\u80fd\u6703\u522a\u9664\u4e00\u4e9b\u9375\uff0c\u9019\u53ef\u80fd\u6703\u5f71\u97ff\u61c9\u7528\u7684\u7a69\u5b9a\u6027\u3002<\/p>\n<pre><code>CONFIG SET maxmemory 256mb\nCONFIG SET maxmemory-policy allkeys-lru\n<\/code><\/pre>\n<p>\u901a\u904e\u8a2d\u7f6e <code>maxmemory<\/code> \u548c <code>maxmemory-policy<\/code>\uff0c\u53ef\u4ee5\u6709\u6548\u7ba1\u7406\u5167\u5b58\u4f7f\u7528\u3002<\/p>\n<h2 id=\"redis-%e7%9a%84%e9%a9%9a%e5%a5%87%e7%89%b9%e6%80%a7-NWVVJQFMvS\">Redis \u7684\u9a5a\u5947\u7279\u6027<\/h2>\n<h3 id=\"1-%e6%94%af%e6%8c%81-lua-%e8%85%b3%e6%9c%ac-NWVVJQFMvS\">1. \u652f\u6301 Lua \u8173\u672c<\/h3>\n<p>Redis \u5141\u8a31\u7528\u6236\u4f7f\u7528 Lua \u8173\u672c\u4f86\u57f7\u884c\u539f\u5b50\u64cd\u4f5c\uff0c\u9019\u5c0d\u65bc\u9700\u8981\u591a\u6b65\u64cd\u4f5c\u7684\u5834\u666f\u975e\u5e38\u6709\u7528\u3002\u9019\u6a23\u53ef\u4ee5\u6e1b\u5c11\u7db2\u7d61\u5ef6\u9072\uff0c\u63d0\u9ad8\u6027\u80fd\u3002<\/p>\n<pre><code>EVAL \"return redis.call('get', KEYS[1])\" 1 mykey\n<\/code><\/pre>\n<h3 id=\"2-pub-sub-%e6%a9%9f%e5%88%b6-NWVVJQFMvS\">2. Pub\/Sub \u6a5f\u5236<\/h3>\n<p>Redis \u7684\u767c\u5e03\/\u8a02\u95b1\u529f\u80fd\u4f7f\u5f97\u5be6\u6642\u6d88\u606f\u50b3\u905e\u8b8a\u5f97\u7c21\u55ae\u3002\u958b\u767c\u8005\u53ef\u4ee5\u8f15\u9b06\u5730\u5be6\u73fe\u5373\u6642\u901a\u8a0a\u61c9\u7528\u3002<\/p>\n<pre><code>PUBLISH channel \"Hello, World!\"\n<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-NWVVJQFMvS\">\u7e3d\u7d50<\/h2>\n<p>Redis \u4f5c\u70ba\u4e00\u500b\u5f37\u5927\u7684\u6578\u64da\u5b58\u5132\u89e3\u6c7a\u65b9\u6848\uff0c\u96d6\u7136\u5728\u4f7f\u7528\u904e\u7a0b\u4e2d\u53ef\u80fd\u6703\u9047\u5230\u4e00\u4e9b\u932f\u8aa4\u548c\u6311\u6230\uff0c\u4f46\u9019\u4e9b\u7d93\u6b77\u80fd\u5920\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u6df1\u5165\u5730\u7406\u89e3\u5176\u7279\u6027\u548c\u6700\u4f73\u5be6\u8e10\u3002\u7121\u8ad6\u662f\u8655\u7406\u9375\u904e\u671f\u3001\u6578\u64da\u6301\u4e45\u5316\u9084\u662f\u5167\u5b58\u7ba1\u7406\uff0c\u638c\u63e1\u9019\u4e9b\u77e5\u8b58\u90fd\u80fd\u63d0\u9ad8\u61c9\u7528\u7684\u7a69\u5b9a\u6027\u548c\u6027\u80fd\u3002\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u904b\u884c Redis\uff0cServer.HK \u63d0\u4f9b\u4e86\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u60a8\u7684\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22 Redis \u6df1\u5ea6\u6b77\u96aa\u4e2d\u7684\u932f\u8aa4\u8207\u9a5a\u5947\uff0c\u63ed\u793a\u5176\u6027\u80fd\u512a\u52e2\u8207\u6311\u6230\uff0c\u52a9\u4f60\u638c\u63e1\u9ad8\u6548\u6578\u64da\u7ba1\u7406\u7684\u79d8\u8a23\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-128129","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/128129","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=128129"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/128129\/revisions"}],"predecessor-version":[{"id":128130,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/128129\/revisions\/128130"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=128129"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=128129"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=128129"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}