{"id":127895,"date":"2024-10-26T10:06:30","date_gmt":"2024-10-26T02:06:30","guid":{"rendered":"https:\/\/server.hk\/cnblog\/127895\/"},"modified":"2024-10-26T10:06:31","modified_gmt":"2024-10-26T02:06:31","slug":"redis-%e5%a6%82%e4%bd%95%e5%b9%ab%e5%8a%a9%e6%a7%8b%e5%bb%ba%e5%bf%ab%e5%8f%96%e6%9c%8d%e5%8b%99","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/127895\/","title":{"rendered":"Redis \u5982\u4f55\u5e6b\u52a9\u69cb\u5efa\u5feb\u53d6\u670d\u52d9"},"content":{"rendered":"<h1 id=\"redis-%e5%a6%82%e4%bd%95%e5%b9%ab%e5%8a%a9%e6%a7%8b%e5%bb%ba%e5%bf%ab%e5%8f%96%e6%9c%8d%e5%8b%99-bgNPDqpHdE\">Redis \u5982\u4f55\u5e6b\u52a9\u69cb\u5efa\u5feb\u53d6\u670d\u52d9<\/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\u5feb\u53d6\u6280\u8853\u6210\u70ba\u4e86\u4e0d\u53ef\u6216\u7f3a\u7684\u89e3\u6c7a\u65b9\u6848\u3002Redis \u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u5167\u5b58\u6578\u64da\u5eab\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5feb\u53d6\u670d\u52d9\u7684\u69cb\u5efa\u4e2d\u3002\u672c\u6587\u5c07\u63a2\u8a0e Redis \u5982\u4f55\u5e6b\u52a9\u69cb\u5efa\u5feb\u53d6\u670d\u52d9\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u969b\u7684\u61c9\u7528\u6848\u4f8b\u548c\u4ee3\u78bc\u793a\u4f8b\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af-redis%ef%bc%9f-bgNPDqpHdE\">\u4ec0\u9ebc\u662f Redis\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\u548c\u6709\u5e8f\u96c6\u5408\u7b49\u3002\u7531\u65bc\u5176\u9ad8\u6548\u7684\u5167\u5b58\u5b58\u53d6\u80fd\u529b\uff0cRedis \u88ab\u5ee3\u6cdb\u7528\u65bc\u5feb\u53d6\u3001\u6d88\u606f\u968a\u5217\u548c\u5be6\u6642\u6578\u64da\u8655\u7406\u7b49\u5834\u666f\u3002<\/p>\n<h2 id=\"redis-%e7%9a%84%e5%bf%ab%e5%8f%96%e7%89%b9%e6%80%a7-bgNPDqpHdE\">Redis \u7684\u5feb\u53d6\u7279\u6027<\/h2>\n<p>Redis \u63d0\u4f9b\u4e86\u591a\u7a2e\u7279\u6027\uff0c\u4f7f\u5176\u6210\u70ba\u69cb\u5efa\u5feb\u53d6\u670d\u52d9\u7684\u7406\u60f3\u9078\u64c7\uff1a<\/p>\n<ul>\n<li><strong>\u9ad8\u6027\u80fd\uff1a<\/strong>Redis \u7684\u8b80\u53d6\u548c\u5beb\u5165\u901f\u5ea6\u975e\u5e38\u5feb\uff0c\u901a\u5e38\u5728\u5fae\u79d2\u7d1a\u5225\uff0c\u9019\u4f7f\u5f97\u5b83\u80fd\u5920\u8655\u7406\u5927\u91cf\u7684\u8acb\u6c42\u3002<\/li>\n<li><strong>\u6301\u4e45\u5316\u9078\u9805\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\u80fd\u5920\u5728\u7cfb\u7d71\u91cd\u555f\u5f8c\u6062\u5fa9\u6578\u64da\u3002<\/li>\n<li><strong>\u9748\u6d3b\u7684\u6578\u64da\u7d50\u69cb\uff1a<\/strong>\u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u6839\u64da\u9700\u6c42\u9078\u64c7\u6700\u5408\u9069\u7684\u6578\u64da\u985e\u578b\u4f86\u5b58\u5132\u5feb\u53d6\u6578\u64da\u3002<\/li>\n<li><strong>\u81ea\u52d5\u904e\u671f\uff1a<\/strong>Redis \u5141\u8a31\u8a2d\u7f6e\u9375\u7684\u904e\u671f\u6642\u9593\uff0c\u9019\u5c0d\u65bc\u5feb\u53d6\u6578\u64da\u7684\u7ba1\u7406\u975e\u5e38\u91cd\u8981\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8-redis-%e6%a7%8b%e5%bb%ba%e5%bf%ab%e5%8f%96%e6%9c%8d%e5%8b%99-bgNPDqpHdE\">\u5982\u4f55\u4f7f\u7528 Redis \u69cb\u5efa\u5feb\u53d6\u670d\u52d9<\/h2>\n<p>\u4f7f\u7528 Redis \u69cb\u5efa\u5feb\u53d6\u670d\u52d9\u7684\u57fa\u672c\u6b65\u9a5f\u5982\u4e0b\uff1a<\/p>\n<h3 id=\"1-%e5%ae%89%e8%a3%9d-redis-bgNPDqpHdE\">1. \u5b89\u88dd Redis<\/h3>\n<p>\u9996\u5148\uff0c\u9700\u8981\u5728\u4f3a\u670d\u5668\u4e0a\u5b89\u88dd Redis\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u5728 Ubuntu \u7cfb\u7d71\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%ae-redis-bgNPDqpHdE\">2. \u914d\u7f6e Redis<\/h3>\n<p>\u5b89\u88dd\u5b8c\u6210\u5f8c\uff0c\u53ef\u4ee5\u901a\u904e\u7de8\u8f2f\u914d\u7f6e\u6587\u4ef6\u4f86\u8abf\u6574 Redis \u7684\u8a2d\u7f6e\u3002\u914d\u7f6e\u6587\u4ef6\u901a\u5e38\u4f4d\u65bc \/etc\/redis\/redis.conf\u3002\u53ef\u4ee5\u6839\u64da\u9700\u8981\u4fee\u6539\u4ee5\u4e0b\u53c3\u6578\uff1a<\/p>\n<ul>\n<li><strong>maxmemory\uff1a<\/strong>\u8a2d\u7f6e Redis \u4f7f\u7528\u7684\u6700\u5927\u5167\u5b58\u3002<\/li>\n<li><strong>maxmemory-policy\uff1a<\/strong>\u8a2d\u7f6e\u7576\u5167\u5b58\u9054\u5230\u4e0a\u9650\u6642\u7684\u9a45\u9010\u7b56\u7565\u3002<\/li>\n<\/ul>\n<h3 id=\"3-%e5%af%a6%e7%8f%be%e5%bf%ab%e5%8f%96%e9%82%8f%e8%bc%af-bgNPDqpHdE\">3. \u5be6\u73fe\u5feb\u53d6\u908f\u8f2f<\/h3>\n<p>\u5728\u61c9\u7528\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528 Redis \u4f5c\u70ba\u5feb\u53d6\u5c64\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684 Python \u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u4f7f\u7528 Redis \u9032\u884c\u5feb\u53d6\uff1a<\/p>\n<pre><code>import redis\n\n# \u9023\u63a5\u5230 Redis\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\u5feb\u53d6\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\u5feb\u53d6\u4e2d\u6c92\u6709\uff0c\u5247\u5f9e\u6578\u64da\u6e90\u7372\u53d6\u6578\u64da\n    data = fetch_from_data_source(key)\n    \n    # \u5c07\u6578\u64da\u5b58\u5165\u5feb\u53d6\n    r.set(key, data, ex=3600)  # \u8a2d\u7f6e\u904e\u671f\u6642\u9593\u70ba 1 \u5c0f\u6642\n    return data\n\ndef fetch_from_data_source(key):\n    # \u6a21\u64ec\u5f9e\u6578\u64da\u6e90\u7372\u53d6\u6578\u64da\n    return f\"Data for {key}\"<\/code><\/pre>\n<h2 id=\"%e5%af%a6%e9%9a%9b%e6%87%89%e7%94%a8%e6%a1%88%e4%be%8b-bgNPDqpHdE\">\u5be6\u969b\u61c9\u7528\u6848\u4f8b<\/h2>\n<p>\u8a31\u591a\u77e5\u540d\u4f01\u696d\u548c\u958b\u6e90\u9805\u76ee\u90fd\u4f7f\u7528 Redis \u4f5c\u70ba\u5feb\u53d6\u89e3\u6c7a\u65b9\u6848\u3002\u4f8b\u5982\uff0cGitHub \u4f7f\u7528 Redis \u4f86\u5feb\u53d6\u7528\u6236\u6703\u8a71\u548c\u5176\u4ed6\u983b\u7e41\u8a2a\u554f\u7684\u6578\u64da\uff0c\u5f9e\u800c\u63d0\u9ad8\u4e86\u7cfb\u7d71\u7684\u6574\u9ad4\u6027\u80fd\u3002\u6b64\u5916\uff0c\u8a31\u591a\u96fb\u5b50\u5546\u52d9\u7db2\u7ad9\u4e5f\u5229\u7528 Redis \u4f86\u5feb\u53d6\u7522\u54c1\u4fe1\u606f\u548c\u7528\u6236\u8cc7\u6599\uff0c\u4ee5\u52a0\u5feb\u9801\u9762\u52a0\u8f09\u901f\u5ea6\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-bgNPDqpHdE\">\u7e3d\u7d50<\/h2>\n<p>Redis \u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684\u5167\u5b58\u6578\u64da\u5eab\uff0c\u70ba\u69cb\u5efa\u5feb\u53d6\u670d\u52d9\u63d0\u4f9b\u4e86\u5f37\u5927\u7684\u652f\u6301\u3002\u5176\u9ad8\u6027\u80fd\u3001\u9748\u6d3b\u7684\u6578\u64da\u7d50\u69cb\u548c\u81ea\u52d5\u904e\u671f\u529f\u80fd\uff0c\u4f7f\u5f97\u958b\u767c\u8005\u80fd\u5920\u8f15\u9b06\u5be6\u73fe\u9ad8\u6548\u7684\u5feb\u53d6\u908f\u8f2f\u3002\u7121\u8ad6\u662f\u5c0f\u578b\u61c9\u7528\u9084\u662f\u5927\u578b\u7cfb\u7d71\uff0cRedis \u90fd\u80fd\u5920\u6709\u6548\u63d0\u5347\u6027\u80fd\uff0c\u6539\u5584\u7528\u6236\u9ad4\u9a57\u3002\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u53ef\u9760\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u90e8\u7f72 Redis\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\u4ee5\u6eff\u8db3\u60a8\u7684\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Redis \u63d0\u4f9b\u9ad8\u6548\u7684\u6578\u64da\u5b58\u5132\u548c\u5feb\u901f\u8a2a\u554f\uff0c\u5e6b\u52a9\u69cb\u5efa\u9ad8\u6027\u80fd\u5feb\u53d6\u670d\u52d9\uff0c\u63d0\u5347\u61c9\u7528\u7a0b\u5e8f\u7684\u97ff\u61c9\u901f\u5ea6\u548c\u53ef\u64f4\u5c55\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-127895","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/127895","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=127895"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/127895\/revisions"}],"predecessor-version":[{"id":127896,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/127895\/revisions\/127896"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=127895"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=127895"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=127895"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}