{"id":154919,"date":"2024-11-02T18:17:21","date_gmt":"2024-11-02T10:17:21","guid":{"rendered":"https:\/\/server.hk\/cnblog\/154919\/"},"modified":"2024-11-02T18:17:22","modified_gmt":"2024-11-02T10:17:22","slug":"%e5%a4%9a%e7%b7%9a%e7%a8%8b%e7%ae%a1%e7%90%86-redis-%e9%81%8e%e6%9c%9f%e6%95%b8%e6%93%9a%ef%bc%88redis-%e9%81%8e%e6%9c%9f-%e5%a4%9a%e7%b7%9a%e7%a8%8b%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/154919\/","title":{"rendered":"\u591a\u7dda\u7a0b\u7ba1\u7406 Redis \u904e\u671f\u6578\u64da\uff08Redis \u904e\u671f \u591a\u7dda\u7a0b\uff09"},"content":{"rendered":"<h1 id=\"%e5%a4%9a%e7%b7%9a%e7%a8%8b%e7%ae%a1%e7%90%86-redis-%e9%81%8e%e6%9c%9f%e6%95%b8%e6%93%9a%ef%bc%88redis-%e9%81%8e%e6%9c%9f-%e5%a4%9a%e7%b7%9a%e7%a8%8b%ef%bc%89-BBnopGKHOZ\">\u591a\u7dda\u7a0b\u7ba1\u7406 Redis \u904e\u671f\u6578\u64da\uff08Redis \u904e\u671f \u591a\u7dda\u7a0b\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u61c9\u7528\u7a0b\u5e8f\u4e2d\uff0cRedis \u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u6578\u64da\u7de9\u5b58\u548c\u6d88\u606f\u968a\u5217\u7b49\u5834\u666f\u3002Redis \u63d0\u4f9b\u4e86\u904e\u671f\u6578\u64da\u7684\u7ba1\u7406\u529f\u80fd\uff0c\u5141\u8a31\u7528\u6236\u8a2d\u7f6e\u9375\u7684\u904e\u671f\u6642\u9593\uff0c\u5f9e\u800c\u81ea\u52d5\u522a\u9664\u4e0d\u518d\u9700\u8981\u7684\u6578\u64da\u3002\u7136\u800c\uff0c\u7576\u9762\u5c0d\u9ad8\u4f75\u767c\u7684\u591a\u7dda\u7a0b\u74b0\u5883\u6642\uff0c\u5982\u4f55\u6709\u6548\u5730\u7ba1\u7406\u9019\u4e9b\u904e\u671f\u6578\u64da\u6210\u70ba\u4e86\u4e00\u500b\u91cd\u8981\u7684\u8ab2\u984c\u3002<\/p>\n<h2 id=\"redis-%e7%9a%84%e9%81%8e%e6%9c%9f%e6%a9%9f%e5%88%b6-BBnopGKHOZ\">Redis \u7684\u904e\u671f\u6a5f\u5236<\/h2>\n<p>Redis \u7684\u904e\u671f\u6a5f\u5236\u4e3b\u8981\u6709\u5169\u7a2e\u65b9\u5f0f\uff1a\u5b9a\u671f\u522a\u9664\u548c\u60f0\u6027\u522a\u9664\u3002\u5b9a\u671f\u522a\u9664\u662f\u6307 Redis \u6bcf\u9694\u4e00\u6bb5\u6642\u9593\u6703\u96a8\u6a5f\u6aa2\u67e5\u4e00\u90e8\u5206\u9375\uff0c\u522a\u9664\u90a3\u4e9b\u5df2\u7d93\u904e\u671f\u7684\u9375\uff1b\u800c\u60f0\u6027\u522a\u9664\u5247\u662f\u5728\u6bcf\u6b21\u8a2a\u554f\u9375\u6642\u6aa2\u67e5\u8a72\u9375\u662f\u5426\u904e\u671f\uff0c\u5982\u679c\u904e\u671f\u5247\u522a\u9664\u3002<\/p>\n<p>\u9019\u5169\u7a2e\u65b9\u5f0f\u5404\u6709\u512a\u7f3a\u9ede\u3002\u5b9a\u671f\u522a\u9664\u80fd\u5920\u5728\u4e00\u5b9a\u7a0b\u5ea6\u4e0a\u6e1b\u5c11\u5167\u5b58\u7684\u4f7f\u7528\uff0c\u4f46\u53ef\u80fd\u6703\u5c0e\u81f4\u77ed\u6642\u9593\u5167\u7684\u6027\u80fd\u4e0b\u964d\uff1b\u800c\u60f0\u6027\u522a\u9664\u5247\u53ef\u80fd\u6703\u5c0e\u81f4\u904e\u671f\u6578\u64da\u5728\u4e00\u6bb5\u6642\u9593\u5167\u4ecd\u7136\u4f54\u7528\u5167\u5b58\u3002\u56e0\u6b64\uff0c\u5728\u591a\u7dda\u7a0b\u74b0\u5883\u4e2d\uff0c\u5408\u7406\u5730\u9078\u64c7\u548c\u7d44\u5408\u9019\u5169\u7a2e\u65b9\u5f0f\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002<\/p>\n<h2 id=\"%e5%a4%9a%e7%b7%9a%e7%a8%8b%e7%92%b0%e5%a2%83%e4%b8%8b%e7%9a%84%e6%8c%91%e6%88%b0-BBnopGKHOZ\">\u591a\u7dda\u7a0b\u74b0\u5883\u4e0b\u7684\u6311\u6230<\/h2>\n<p>\u5728\u591a\u7dda\u7a0b\u74b0\u5883\u4e2d\uff0c\u5c0d Redis \u7684\u8a2a\u554f\u901a\u5e38\u662f\u4e26\u767c\u7684\uff0c\u9019\u53ef\u80fd\u6703\u5c0e\u81f4\u4ee5\u4e0b\u5e7e\u500b\u6311\u6230\uff1a<\/p>\n<ul>\n<li><strong>\u6578\u64da\u4e00\u81f4\u6027\uff1a<\/strong>\u591a\u500b\u7dda\u7a0b\u540c\u6642\u8a2a\u554f\u548c\u4fee\u6539 Redis \u4e2d\u7684\u6578\u64da\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u6578\u64da\u4e0d\u4e00\u81f4\u7684\u554f\u984c\u3002<\/li>\n<li><strong>\u6027\u80fd\u74f6\u9838\uff1a<\/strong>\u5728\u9ad8\u4f75\u767c\u7684\u60c5\u6cc1\u4e0b\uff0c\u904e\u671f\u6578\u64da\u7684\u522a\u9664\u53ef\u80fd\u6703\u6210\u70ba\u6027\u80fd\u74f6\u9838\uff0c\u5f71\u97ff\u6574\u9ad4\u7cfb\u7d71\u7684\u97ff\u61c9\u901f\u5ea6\u3002<\/li>\n<li><strong>\u8cc7\u6e90\u7af6\u722d\uff1a<\/strong>\u591a\u500b\u7dda\u7a0b\u540c\u6642\u64cd\u4f5c Redis\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u8cc7\u6e90\u7af6\u722d\uff0c\u9032\u800c\u5f71\u97ff\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\u3002<\/li>\n<\/ul>\n<h2 id=\"%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88-BBnopGKHOZ\">\u89e3\u6c7a\u65b9\u6848<\/h2>\n<p>\u70ba\u4e86\u89e3\u6c7a\u4e0a\u8ff0\u6311\u6230\uff0c\u53ef\u4ee5\u8003\u616e\u4ee5\u4e0b\u5e7e\u7a2e\u7b56\u7565\uff1a<\/p>\n<h3 id=\"1-%e4%bd%bf%e7%94%a8%e9%8e%96%e6%a9%9f%e5%88%b6-BBnopGKHOZ\">1. \u4f7f\u7528\u9396\u6a5f\u5236<\/h3>\n<p>\u5728\u591a\u7dda\u7a0b\u74b0\u5883\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u9396\u4f86\u4fdd\u8b77\u5c0d Redis \u7684\u8a2a\u554f\u3002\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u5728\u540c\u4e00\u6642\u9593\u53ea\u6709\u4e00\u500b\u7dda\u7a0b\u80fd\u5920\u8a2a\u554f\u548c\u4fee\u6539\u7279\u5b9a\u7684\u9375\uff0c\u5f9e\u800c\u907f\u514d\u6578\u64da\u4e0d\u4e00\u81f4\u7684\u554f\u984c\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>import redis\nimport threading\n\n# \u521d\u59cb\u5316 Redis \u5ba2\u6236\u7aef\nclient = redis.StrictRedis(host='localhost', port=6379, db=0)\n\n# \u9396\u7684\u5be6\u73fe\nlock = threading.Lock()\n\ndef delete_expired_key(key):\n    with lock:\n        if client.exists(key):\n            client.delete(key)\n            print(f\"Deleted key: {key}\")\n\n# \u591a\u7dda\u7a0b\u793a\u4f8b\nthreads = []\nfor i in range(10):\n    t = threading.Thread(target=delete_expired_key, args=(f\"key{i}\",))\n    threads.append(t)\n    t.start()\n\nfor t in threads:\n    t.join()\n<\/code><\/pre>\n<h3 id=\"2-%e4%bd%bf%e7%94%a8%e5%ae%9a%e6%99%82%e4%bb%bb%e5%8b%99-BBnopGKHOZ\">2. \u4f7f\u7528\u5b9a\u6642\u4efb\u52d9<\/h3>\n<p>\u53ef\u4ee5\u8a2d\u7f6e\u5b9a\u6642\u4efb\u52d9\uff0c\u5b9a\u671f\u6aa2\u67e5\u548c\u522a\u9664\u904e\u671f\u6578\u64da\u3002\u9019\u6a23\u53ef\u4ee5\u6e1b\u5c11\u6bcf\u6b21\u8a2a\u554f\u6642\u7684\u6aa2\u67e5\u958b\u92b7\uff0c\u4e26\u4e14\u80fd\u5920\u66f4\u597d\u5730\u63a7\u5236\u6027\u80fd\u3002<\/p>\n<h3 id=\"3-%e8%aa%bf%e6%95%b4%e9%81%8e%e6%9c%9f%e7%ad%96%e7%95%a5-BBnopGKHOZ\">3. \u8abf\u6574\u904e\u671f\u7b56\u7565<\/h3>\n<p>\u6839\u64da\u61c9\u7528\u7684\u7279\u6027\uff0c\u8abf\u6574\u904e\u671f\u7b56\u7565\u3002\u4f8b\u5982\uff0c\u5c0d\u65bc\u4e0d\u7d93\u5e38\u8a2a\u554f\u7684\u6578\u64da\uff0c\u53ef\u4ee5\u9078\u64c7\u8f03\u9577\u7684\u904e\u671f\u6642\u9593\uff0c\u800c\u5c0d\u65bc\u7d93\u5e38\u8a2a\u554f\u7684\u6578\u64da\uff0c\u53ef\u4ee5\u9078\u64c7\u8f03\u77ed\u7684\u904e\u671f\u6642\u9593\u3002\u9019\u6a23\u53ef\u4ee5\u6709\u6548\u5730\u6e1b\u5c11\u904e\u671f\u6578\u64da\u7684\u6578\u91cf\uff0c\u5f9e\u800c\u63d0\u9ad8\u6027\u80fd\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-BBnopGKHOZ\">\u7e3d\u7d50<\/h2>\n<p>\u5728\u591a\u7dda\u7a0b\u74b0\u5883\u4e2d\u7ba1\u7406 Redis \u7684\u904e\u671f\u6578\u64da\u662f\u4e00\u500b\u6311\u6230\uff0c\u4f46\u901a\u904e\u5408\u7406\u7684\u8a2d\u8a08\u548c\u7b56\u7565\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u89e3\u6c7a\u9019\u4e9b\u554f\u984c\u3002\u4f7f\u7528\u9396\u6a5f\u5236\u3001\u5b9a\u6642\u4efb\u52d9\u548c\u8abf\u6574\u904e\u671f\u7b56\u7565\u7b49\u65b9\u6cd5\uff0c\u53ef\u4ee5\u63d0\u9ad8\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\u548c\u6027\u80fd\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u6578\u64da\u7ba1\u7406\u7684\u61c9\u7528\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4e5f\u662f\u81f3\u95dc\u91cd\u8981\u7684\uff0c\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u5728\u9ad8\u4f75\u767c\u7684\u60c5\u6cc1\u4e0b\uff0c\u7cfb\u7d71\u4f9d\u7136\u80fd\u5920\u7a69\u5b9a\u904b\u884c\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u591a\u7dda\u7a0b\u7ba1\u7406Redis\u904e\u671f\u6578\u64da\u7684\u6700\u4f73\u5be6\u8e10\uff0c\u63d0\u5347\u6027\u80fd\u8207\u6548\u7387\uff0c\u78ba\u4fdd\u6578\u64da\u6e96\u78ba\u6027\u8207\u53ca\u6642\u6e05\u7406\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-154919","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/154919","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=154919"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/154919\/revisions"}],"predecessor-version":[{"id":154920,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/154919\/revisions\/154920"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=154919"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=154919"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=154919"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}