{"id":163111,"date":"2024-11-04T20:45:22","date_gmt":"2024-11-04T12:45:22","guid":{"rendered":"https:\/\/server.hk\/cnblog\/163111\/"},"modified":"2024-11-04T20:45:23","modified_gmt":"2024-11-04T12:45:23","slug":"%e7%b5%90%e5%90%88redis%e7%8d%b2%e5%be%97%e6%9b%b4%e4%bd%b3%e6%9c%ac%e5%9c%b0%e7%b7%a9%e5%ad%98%e6%96%87%e4%bb%b6%ef%bc%88redis%e6%9c%ac%e5%9c%b0%e7%b7%a9%e5%ad%98%e6%96%87%e4%bb%b6%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/163111\/","title":{"rendered":"\u7d50\u5408Redis\u7372\u5f97\u66f4\u4f73\u672c\u5730\u7de9\u5b58\u6587\u4ef6\uff08Redis\u672c\u5730\u7de9\u5b58\u6587\u4ef6\uff09"},"content":{"rendered":"<h1 id=\"%e7%b5%90%e5%90%88redis%e7%8d%b2%e5%be%97%e6%9b%b4%e4%bd%b3%e6%9c%ac%e5%9c%b0%e7%b7%a9%e5%ad%98%e6%96%87%e4%bb%b6%ef%bc%88redis%e6%9c%ac%e5%9c%b0%e7%b7%a9%e5%ad%98%e6%96%87%e4%bb%b6%ef%bc%89-jpSRmcKFoE\">\u7d50\u5408Redis\u7372\u5f97\u66f4\u4f73\u672c\u5730\u7de9\u5b58\u6587\u4ef6\uff08Redis\u672c\u5730\u7de9\u5b58\u6587\u4ef6\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u7db2\u7d61\u61c9\u7528\u4e2d\uff0c\u6027\u80fd\u548c\u97ff\u61c9\u901f\u5ea6\u662f\u7528\u6236\u9ad4\u9a57\u7684\u95dc\u9375\u56e0\u7d20\u4e4b\u4e00\u3002\u70ba\u4e86\u63d0\u9ad8\u61c9\u7528\u7684\u6027\u80fd\uff0c\u958b\u767c\u8005\u7d93\u5e38\u4f7f\u7528\u7de9\u5b58\u6280\u8853\u4f86\u6e1b\u5c11\u6578\u64da\u5eab\u67e5\u8a62\u7684\u983b\u7387\u548c\u5ef6\u9072\u3002Redis\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u5167\u5b58\u6578\u64da\u5eab\uff0c\u63d0\u4f9b\u4e86\u5f37\u5927\u7684\u7de9\u5b58\u529f\u80fd\uff0c\u80fd\u5920\u986f\u8457\u63d0\u5347\u61c9\u7528\u7684\u6027\u80fd\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u7d50\u5408Redis\u4f86\u7372\u5f97\u66f4\u4f73\u7684\u672c\u5730\u7de9\u5b58\u6587\u4ef6\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u7247\u6bb5\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%afredis%ef%bc%9f-jpSRmcKFoE\">\u4ec0\u9ebc\u662fRedis\uff1f<\/h2>\n<p>Redis\uff08REmote DIctionary Server\uff09\u662f\u4e00\u500b\u958b\u6e90\u7684\u9ad8\u6027\u80fd\u9375\u503c\u6578\u64da\u5eab\uff0c\u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u5982\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u7b49\u3002\u7531\u65bc\u5176\u9ad8\u6548\u7684\u5167\u5b58\u5b58\u53d6\u80fd\u529b\uff0cRedis\u88ab\u5ee3\u6cdb\u61c9\u7528\u65bc\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u5be6\u6642\u6578\u64da\u8655\u7406\u7b49\u5834\u666f\u3002\u5176\u4e3b\u8981\u7279\u9ede\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u9ad8\u6027\u80fd\uff1aRedis\u80fd\u5920\u6bcf\u79d2\u8655\u7406\u6578\u5341\u842c\u6b21\u7684\u8acb\u6c42\u3002<\/li>\n<li>\u6301\u4e45\u5316\uff1a\u652f\u6301\u5c07\u6578\u64da\u6301\u4e45\u5316\u5230\u78c1\u789f\uff0c\u9632\u6b62\u6578\u64da\u4e1f\u5931\u3002<\/li>\n<li>\u9748\u6d3b\u7684\u6578\u64da\u7d50\u69cb\uff1a\u652f\u6301\u591a\u7a2e\u6578\u64da\u985e\u578b\uff0c\u65b9\u4fbf\u958b\u767c\u8005\u4f7f\u7528\u3002<\/li>\n<li>\u5206\u4f48\u5f0f\uff1a\u652f\u6301\u4e3b\u5f9e\u8907\u88fd\u548c\u5206\u7247\uff0c\u9069\u5408\u5927\u898f\u6a21\u61c9\u7528\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%9c%ac%e5%9c%b0%e7%b7%a9%e5%ad%98%e7%9a%84%e5%bf%85%e8%a6%81%e6%80%a7-jpSRmcKFoE\">\u672c\u5730\u7de9\u5b58\u7684\u5fc5\u8981\u6027<\/h2>\n<p>\u672c\u5730\u7de9\u5b58\u662f\u6307\u5c07\u6578\u64da\u5b58\u5132\u5728\u61c9\u7528\u7a0b\u5e8f\u7684\u5167\u5b58\u4e2d\uff0c\u4ee5\u4fbf\u5feb\u901f\u8a2a\u554f\u3002\u9019\u6a23\u53ef\u4ee5\u6e1b\u5c11\u5c0d\u5f8c\u7aef\u6578\u64da\u5eab\u7684\u8acb\u6c42\uff0c\u5f9e\u800c\u63d0\u9ad8\u61c9\u7528\u7684\u97ff\u61c9\u901f\u5ea6\u3002\u4f7f\u7528\u672c\u5730\u7de9\u5b58\u7684\u597d\u8655\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u6e1b\u5c11\u5ef6\u9072\uff1a\u76f4\u63a5\u5f9e\u5167\u5b58\u4e2d\u8b80\u53d6\u6578\u64da\u6bd4\u5f9e\u78c1\u789f\u6216\u7db2\u7d61\u4e2d\u8b80\u53d6\u5feb\u5f97\u591a\u3002<\/li>\n<li>\u964d\u4f4e\u6578\u64da\u5eab\u8ca0\u8f09\uff1a\u6e1b\u5c11\u5c0d\u6578\u64da\u5eab\u7684\u8acb\u6c42\uff0c\u964d\u4f4e\u5176\u8ca0\u8f09\u3002<\/li>\n<li>\u63d0\u9ad8\u7528\u6236\u9ad4\u9a57\uff1a\u66f4\u5feb\u7684\u97ff\u61c9\u6642\u9593\u80fd\u5920\u63d0\u5347\u7528\u6236\u7684\u6eff\u610f\u5ea6\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e7%b5%90%e5%90%88redis%e5%af%a6%e7%8f%be%e6%9c%ac%e5%9c%b0%e7%b7%a9%e5%ad%98-jpSRmcKFoE\">\u5982\u4f55\u7d50\u5408Redis\u5be6\u73fe\u672c\u5730\u7de9\u5b58<\/h2>\n<p>\u7d50\u5408Redis\u4f86\u5be6\u73fe\u672c\u5730\u7de9\u5b58\u7684\u904e\u7a0b\u53ef\u4ee5\u5206\u70ba\u4ee5\u4e0b\u5e7e\u500b\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"1-%e5%ae%89%e8%a3%9dredis-jpSRmcKFoE\">1. \u5b89\u88ddRedis<\/h3>\n<p>\u9996\u5148\uff0c\u60a8\u9700\u8981\u5728\u60a8\u7684\u4f3a\u670d\u5668\u4e0a\u5b89\u88ddRedis\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u5728Ubuntu\u4e0a\u5b89\u88dd\uff1a<\/p>\n<pre><code>sudo apt update\nsudo apt install redis-server<\/code><\/pre>\n<h3 id=\"2-%e9%85%8d%e7%bd%aeredis-jpSRmcKFoE\">2. \u914d\u7f6eRedis<\/h3>\n<p>\u5b89\u88dd\u5b8c\u6210\u5f8c\uff0c\u60a8\u53ef\u4ee5\u901a\u904e\u7de8\u8f2f\u914d\u7f6e\u6587\u4ef6\u4f86\u8abf\u6574Redis\u7684\u8a2d\u7f6e\u3002\u914d\u7f6e\u6587\u4ef6\u901a\u5e38\u4f4d\u65bc \/etc\/redis\/redis.conf\u3002\u60a8\u53ef\u4ee5\u6839\u64da\u9700\u8981\u4fee\u6539\u4ee5\u4e0b\u53c3\u6578\uff1a<\/p>\n<ul>\n<li>maxmemory\uff1a\u8a2d\u7f6eRedis\u7684\u6700\u5927\u5167\u5b58\u4f7f\u7528\u91cf\u3002<\/li>\n<li>maxmemory-policy\uff1a\u8a2d\u7f6e\u7576\u5167\u5b58\u9054\u5230\u4e0a\u9650\u6642\u7684\u7b56\u7565\uff0c\u4f8b\u5982 LRU\uff08\u6700\u8fd1\u6700\u5c11\u4f7f\u7528\uff09\u6216 FIFO\uff08\u5148\u9032\u5148\u51fa\uff09\u3002<\/li>\n<\/ul>\n<h3 id=\"3-%e4%bd%bf%e7%94%a8redis%e4%bd%9c%e7%82%ba%e7%b7%a9%e5%ad%98-jpSRmcKFoE\">3. \u4f7f\u7528Redis\u4f5c\u70ba\u7de9\u5b58<\/h3>\n<p>\u5728\u60a8\u7684\u61c9\u7528\u4e2d\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528Redis\u4f5c\u70ba\u7de9\u5b58\u5c64\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684Python\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u4f7f\u7528Redis\u4f86\u7de9\u5b58\u6578\u64da\uff1a<\/p>\n<pre><code>import redis\n\n# \u9023\u63a5\u5230Redis\nr = redis.Redis(host='localhost', port=6379, db=0)\n\n# \u5b9a\u7fa9\u4e00\u500b\u51fd\u6578\u4f86\u7372\u53d6\u6578\u64da\ndef get_data(key):\n    # \u5617\u8a66\u5f9e\u7de9\u5b58\u4e2d\u7372\u53d6\u6578\u64da\n    cached_data = r.get(key)\n    if cached_data:\n        return cached_data.decode('utf-8')\n    \n    # \u5982\u679c\u7de9\u5b58\u4e2d\u6c92\u6709\uff0c\u5247\u5f9e\u6578\u64da\u5eab\u7372\u53d6\u6578\u64da\n    data = fetch_from_database(key)  # \u5047\u8a2d\u9019\u662f\u4e00\u500b\u5f9e\u6578\u64da\u5eab\u7372\u53d6\u6578\u64da\u7684\u51fd\u6578\n    # \u5c07\u6578\u64da\u5b58\u5165\u7de9\u5b58\n    r.set(key, data)\n    return data<\/code><\/pre>\n<h2 id=\"%e7%b5%90%e8%ab%96-jpSRmcKFoE\">\u7d50\u8ad6<\/h2>\n<p>\u7d50\u5408Redis\u4f86\u5be6\u73fe\u672c\u5730\u7de9\u5b58\u6587\u4ef6\u662f\u4e00\u7a2e\u6709\u6548\u7684\u63d0\u5347\u61c9\u7528\u6027\u80fd\u7684\u7b56\u7565\u3002\u901a\u904e\u5c07\u983b\u7e41\u8a2a\u554f\u7684\u6578\u64da\u5b58\u5132\u5728Redis\u4e2d\uff0c\u53ef\u4ee5\u986f\u8457\u6e1b\u5c11\u6578\u64da\u5eab\u7684\u8ca0\u8f09\u548c\u5ef6\u9072\uff0c\u5f9e\u800c\u63d0\u9ad8\u7528\u6236\u9ad4\u9a57\u3002\u96a8\u8457\u61c9\u7528\u898f\u6a21\u7684\u64f4\u5927\uff0c\u5408\u7406\u914d\u7f6e\u548c\u4f7f\u7528Redis\u5c07\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u91cd\u8981\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684\u89e3\u6c7a\u65b9\u6848\u4f86\u63d0\u5347\u60a8\u7684\u61c9\u7528\u6027\u80fd\uff0c\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u4f86\u90e8\u7f72Redis\uff0c\u9019\u5c07\u70ba\u60a8\u7684\u696d\u52d9\u5e36\u4f86\u66f4\u5927\u7684\u9748\u6d3b\u6027\u548c\u53ef\u64f4\u5c55\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u7d50\u5408Redis\u63d0\u5347\u672c\u5730\u7de9\u5b58\u6587\u4ef6\u6548\u80fd\uff0c\u5be6\u73fe\u5feb\u901f\u6578\u64da\u5b58\u53d6\u8207\u9ad8\u6548\u80fd\u61c9\u7528\uff0c\u512a\u5316\u7cfb\u7d71\u6027\u80fd\u8207\u7528\u6236\u9ad4\u9a57\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-163111","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/163111","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=163111"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/163111\/revisions"}],"predecessor-version":[{"id":163112,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/163111\/revisions\/163112"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=163111"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=163111"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=163111"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}