{"id":99390,"date":"2024-10-21T10:36:16","date_gmt":"2024-10-21T02:36:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/99390\/"},"modified":"2024-10-21T10:36:16","modified_gmt":"2024-10-21T02:36:16","slug":"redis-%e9%ab%98%e6%95%88%e6%b7%b7%e5%90%88%e4%bd%bf%e7%94%a8%e6%8c%87%e5%8d%97","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/99390\/","title":{"rendered":"Redis \u9ad8\u6548\u6df7\u5408\u4f7f\u7528\u6307\u5357"},"content":{"rendered":"<h1 id=\"redis-%e9%ab%98%e6%95%88%e6%b7%b7%e5%90%88%e4%bd%bf%e7%94%a8%e6%8c%87%e5%8d%97-epqWJVxdvV\">Redis \u9ad8\u6548\u6df7\u5408\u4f7f\u7528\u6307\u5357<\/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\u61c9\u7528\u7a0b\u5e8f\u7684\u6838\u5fc3\u7d44\u4ef6\u3002\u7121\u8ad6\u662f\u7528\u65bc\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u9084\u662f\u6578\u64da\u6301\u4e45\u5316\uff0cRedis \u90fd\u80fd\u63d0\u4f9b\u5353\u8d8a\u7684\u6027\u80fd\u548c\u9748\u6d3b\u6027\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u9ad8\u6548\u5730\u6df7\u5408\u4f7f\u7528 Redis\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u6280\u5de7\u548c\u7bc4\u4f8b\u3002<\/p>\n<h2 id=\"redis-%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-epqWJVxdvV\">Redis \u7684\u57fa\u672c\u6982\u5ff5<\/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\u9ad8\u6027\u80fd\u4e3b\u8981\u5f97\u76ca\u65bc\u5176\u5c07\u6578\u64da\u5b58\u5132\u5728\u5167\u5b58\u4e2d\uff0c\u4e26\u4e14\u652f\u6301\u6301\u4e45\u5316\u5230\u78c1\u789f\u3002\u9019\u4f7f\u5f97 Redis \u6210\u70ba\u9700\u8981\u5feb\u901f\u8b80\u53d6\u548c\u5beb\u5165\u64cd\u4f5c\u7684\u61c9\u7528\u7a0b\u5e8f\u7684\u7406\u60f3\u9078\u64c7\u3002<\/p>\n<h2 id=\"%e9%ab%98%e6%95%88%e6%b7%b7%e5%90%88%e4%bd%bf%e7%94%a8-redis-%e7%9a%84%e7%ad%96%e7%95%a5-epqWJVxdvV\">\u9ad8\u6548\u6df7\u5408\u4f7f\u7528 Redis \u7684\u7b56\u7565<\/h2>\n<h3 id=\"1-%e7%b7%a9%e5%ad%98%e7%ad%96%e7%95%a5-epqWJVxdvV\">1. \u7de9\u5b58\u7b56\u7565<\/h3>\n<p>\u4f7f\u7528 Redis \u4f5c\u70ba\u7de9\u5b58\u5c64\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u61c9\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\u3002\u5e38\u898b\u7684\u7de9\u5b58\u7b56\u7565\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>LRU\uff08\u6700\u8fd1\u6700\u5c11\u4f7f\u7528\uff09<\/strong>\uff1a\u7576\u7de9\u5b58\u9054\u5230\u6700\u5927\u5bb9\u91cf\u6642\uff0cRedis \u6703\u81ea\u52d5\u522a\u9664\u6700\u5c11\u4f7f\u7528\u7684\u9375\u3002<\/li>\n<li><strong>TTL\uff08\u751f\u5b58\u6642\u9593\uff09<\/strong>\uff1a\u70ba\u6bcf\u500b\u9375\u8a2d\u7f6e\u904e\u671f\u6642\u9593\uff0c\u78ba\u4fdd\u4e0d\u518d\u4f7f\u7528\u7684\u6578\u64da\u80fd\u5920\u81ea\u52d5\u6e05\u9664\u3002<\/li>\n<\/ul>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u7de9\u5b58\u793a\u4f8b\uff1a<\/p>\n<pre><code>SET mykey \"Hello\"\nEXPIRE mykey 60  # 60\u79d2\u5f8c\u904e\u671f\n<\/code><\/pre>\n<h3 id=\"2-%e6%b6%88%e6%81%af%e9%9a%8a%e5%88%97-epqWJVxdvV\">2. \u6d88\u606f\u968a\u5217<\/h3>\n<p>Redis \u7684\u5217\u8868\u6578\u64da\u7d50\u69cb\u53ef\u4ee5\u7528\u4f5c\u9ad8\u6548\u7684\u6d88\u606f\u968a\u5217\u3002\u4f7f\u7528 <code>LPUSH<\/code> \u548c <code>BRPOP<\/code> \u547d\u4ee4\uff0c\u53ef\u4ee5\u8f15\u9b06\u5be6\u73fe\u751f\u7522\u8005-\u6d88\u8cbb\u8005\u6a21\u5f0f\u3002<\/p>\n<pre><code>LPUSH myqueue \"message1\"\nLPUSH myqueue \"message2\"\nBRPOP myqueue 0  # \u963b\u585e\u76f4\u5230\u6709\u65b0\u6d88\u606f\n<\/code><\/pre>\n<h3 id=\"3-%e6%95%b8%e6%93%9a%e6%8c%81%e4%b9%85%e5%8c%96-epqWJVxdvV\">3. \u6578\u64da\u6301\u4e45\u5316<\/h3>\n<p>Redis \u63d0\u4f9b\u4e86 RDB \u548c AOF \u5169\u7a2e\u6301\u4e45\u5316\u65b9\u5f0f\u3002RDB \u662f\u57fa\u65bc\u5feb\u7167\u7684\u6301\u4e45\u5316\uff0c\u800c AOF \u5247\u662f\u57fa\u65bc\u65e5\u8a8c\u7684\u6301\u4e45\u5316\u3002\u6839\u64da\u61c9\u7528\u9700\u6c42\u9078\u64c7\u5408\u9069\u7684\u6301\u4e45\u5316\u7b56\u7565\uff0c\u53ef\u4ee5\u5728\u6027\u80fd\u548c\u6578\u64da\u5b89\u5168\u4e4b\u9593\u53d6\u5f97\u5e73\u8861\u3002<\/p>\n<h4 id=\"rdb-%e8%88%87-aof-%e7%9a%84%e6%af%94%e8%bc%83-epqWJVxdvV\">RDB \u8207 AOF \u7684\u6bd4\u8f03<\/h4>\n<ul>\n<li><strong>RDB<\/strong>\uff1a\u9069\u5408\u65bc\u9700\u8981\u5feb\u901f\u6062\u5fa9\u7684\u5834\u666f\uff0c\u4f46\u53ef\u80fd\u6703\u4e1f\u5931\u6700\u8fd1\u7684\u6578\u64da\u3002<\/li>\n<li><strong>AOF<\/strong>\uff1a\u63d0\u4f9b\u66f4\u9ad8\u7684\u6578\u64da\u5b89\u5168\u6027\uff0c\u4f46\u5728\u6062\u5fa9\u6642\u53ef\u80fd\u6703\u8f03\u6162\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%9c%80%e4%bd%b3%e5%af%a6%e8%b8%90-epqWJVxdvV\">\u6700\u4f73\u5be6\u8e10<\/h2>\n<h3 id=\"1-%e9%81%a9%e7%95%b6%e9%81%b8%e6%93%87%e6%95%b8%e6%93%9a%e7%b5%90%e6%a7%8b-epqWJVxdvV\">1. \u9069\u7576\u9078\u64c7\u6578\u64da\u7d50\u69cb<\/h3>\n<p>\u6839\u64da\u61c9\u7528\u5834\u666f\u9078\u64c7\u5408\u9069\u7684 Redis \u6578\u64da\u7d50\u69cb\u3002\u4f8b\u5982\uff0c\u4f7f\u7528\u54c8\u5e0c\u4f86\u5b58\u5132\u7528\u6236\u8cc7\u6599\uff0c\u4f7f\u7528\u96c6\u5408\u4f86\u7ba1\u7406\u552f\u4e00\u6027\u6578\u64da\u3002<\/p>\n<h3 id=\"2-%e7%9b%a3%e6%8e%a7%e8%88%87%e8%aa%bf%e5%84%aa-epqWJVxdvV\">2. \u76e3\u63a7\u8207\u8abf\u512a<\/h3>\n<p>\u4f7f\u7528 Redis \u63d0\u4f9b\u7684\u76e3\u63a7\u5de5\u5177\uff08\u5982 <code>MONITOR<\/code> \u547d\u4ee4\uff09\u4f86\u89c0\u5bdf\u6027\u80fd\u74f6\u9838\uff0c\u4e26\u6839\u64da\u5be6\u969b\u60c5\u6cc1\u9032\u884c\u8abf\u512a\u3002<\/p>\n<h3 id=\"3-%e5%88%86%e7%89%87%e8%88%87%e9%9b%86%e7%be%a4-epqWJVxdvV\">3. \u5206\u7247\u8207\u96c6\u7fa4<\/h3>\n<p>\u5c0d\u65bc\u5927\u578b\u61c9\u7528\uff0c\u8003\u616e\u4f7f\u7528 Redis \u96c6\u7fa4\u4f86\u5be6\u73fe\u6578\u64da\u7684\u5206\u7247\u548c\u8ca0\u8f09\u5747\u8861\uff0c\u5f9e\u800c\u63d0\u9ad8\u7cfb\u7d71\u7684\u53ef\u64f4\u5c55\u6027\u548c\u53ef\u7528\u6027\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-epqWJVxdvV\">\u7d50\u8ad6<\/h2>\n<p>Redis \u662f\u4e00\u500b\u5f37\u5927\u7684\u5de5\u5177\uff0c\u80fd\u5920\u5728\u591a\u7a2e\u5834\u666f\u4e0b\u63d0\u4f9b\u9ad8\u6548\u7684\u6578\u64da\u5b58\u5132\u89e3\u6c7a\u65b9\u6848\u3002\u901a\u904e\u5408\u7406\u7684\u7de9\u5b58\u7b56\u7565\u3001\u6d88\u606f\u968a\u5217\u8a2d\u8a08\u548c\u6578\u64da\u6301\u4e45\u5316\u9078\u64c7\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u5145\u5206\u767c\u63ee Redis \u7684\u6f5b\u529b\uff0c\u63d0\u5347\u61c9\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\u548c\u7a69\u5b9a\u6027\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u95dc\u65bc <a href=\"https:\/\/server.hk\">VPS<\/a> \u548c <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Redis \u9ad8\u6548\u6df7\u5408\u4f7f\u7528\u6307\u5357\uff0c\u6df1\u5165\u63a2\u8ba8 Redis \u7684\u6700\u4f73\u5b9e\u8df5\u4e0e\u5e94\u7528\u573a\u666f\uff0c\u52a9\u60a8\u63d0\u5347\u6570\u636e\u5904\u7406\u6548\u7387\u4e0e\u6027\u80fd\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-99390","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/99390","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=99390"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/99390\/revisions"}],"predecessor-version":[{"id":99391,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/99390\/revisions\/99391"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=99390"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=99390"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=99390"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}