{"id":161193,"date":"2024-11-04T04:23:26","date_gmt":"2024-11-03T20:23:26","guid":{"rendered":"https:\/\/server.hk\/cnblog\/161193\/"},"modified":"2024-11-04T04:23:27","modified_gmt":"2024-11-03T20:23:27","slug":"%e5%9f%ba%e6%96%bc-redis-%e7%9a%84%e8%87%aa%e5%8b%95%e9%81%8b%e7%b6%ad%e7%b3%bb%e7%b5%b1%e6%a7%8b%e5%bb%ba%ef%bc%88redis-%e8%87%aa%e5%8b%95%e9%81%8b%e7%b6%ad%e7%b3%bb%e7%b5%b1%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/161193\/","title":{"rendered":"\u57fa\u65bc Redis \u7684\u81ea\u52d5\u904b\u7dad\u7cfb\u7d71\u69cb\u5efa\uff08redis \u81ea\u52d5\u904b\u7dad\u7cfb\u7d71\uff09"},"content":{"rendered":"<h1 id=\"%e5%9f%ba%e6%96%bc-redis-%e7%9a%84%e8%87%aa%e5%8b%95%e9%81%8b%e7%b6%ad%e7%b3%bb%e7%b5%b1%e6%a7%8b%e5%bb%ba%ef%bc%88redis-%e8%87%aa%e5%8b%95%e9%81%8b%e7%b6%ad%e7%b3%bb%e7%b5%b1%ef%bc%89-ldoESXYRSu\">\u57fa\u65bc Redis \u7684\u81ea\u52d5\u904b\u7dad\u7cfb\u7d71\u69cb\u5efa\uff08redis \u81ea\u52d5\u904b\u7dad\u7cfb\u7d71\uff09<\/h1>\n<p>\u96a8\u8457\u96f2\u8a08\u7b97\u548c\u5927\u6578\u64da\u6280\u8853\u7684\u8fc5\u901f\u767c\u5c55\uff0c\u4f01\u696d\u5c0d\u65bc\u6578\u64da\u5b58\u5132\u548c\u7ba1\u7406\u7684\u9700\u6c42\u65e5\u76ca\u589e\u52a0\u3002Redis \u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u5167\u5b58\u6578\u64da\u5eab\uff0c\u56e0\u5176\u5353\u8d8a\u7684\u6027\u80fd\u548c\u9748\u6d3b\u7684\u6578\u64da\u7d50\u69cb\uff0c\u6210\u70ba\u4e86\u8a31\u591a\u81ea\u52d5\u904b\u7dad\u7cfb\u7d71\u7684\u6838\u5fc3\u7d44\u4ef6\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u57fa\u65bc Redis \u69cb\u5efa\u4e00\u500b\u81ea\u52d5\u904b\u7dad\u7cfb\u7d71\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%af%e8%87%aa%e5%8b%95%e9%81%8b%e7%b6%ad%e7%b3%bb%e7%b5%b1%ef%bc%9f-ldoESXYRSu\">\u4ec0\u9ebc\u662f\u81ea\u52d5\u904b\u7dad\u7cfb\u7d71\uff1f<\/h2>\n<p>\u81ea\u52d5\u904b\u7dad\u7cfb\u7d71\u662f\u6307\u901a\u904e\u81ea\u52d5\u5316\u5de5\u5177\u548c\u6280\u8853\uff0c\u5be6\u73fe\u5c0d IT \u57fa\u790e\u8a2d\u65bd\u7684\u76e3\u63a7\u3001\u7ba1\u7406\u548c\u7dad\u8b77\u3002\u9019\u4e9b\u7cfb\u7d71\u53ef\u4ee5\u6e1b\u5c11\u4eba\u5de5\u5e72\u9810\uff0c\u63d0\u9ad8\u904b\u7dad\u6548\u7387\uff0c\u964d\u4f4e\u932f\u8aa4\u7387\u3002\u81ea\u52d5\u904b\u7dad\u7cfb\u7d71\u901a\u5e38\u5305\u62ec\u76e3\u63a7\u3001\u544a\u8b66\u3001\u8cc7\u6e90\u7ba1\u7406\u548c\u6545\u969c\u6062\u5fa9\u7b49\u529f\u80fd\u3002<\/p>\n<h2 id=\"redis-%e7%9a%84%e7%89%b9%e9%bb%9e-ldoESXYRSu\">Redis \u7684\u7279\u9ede<\/h2>\n<p>Redis \u662f\u4e00\u7a2e\u958b\u6e90\u7684\u9ad8\u6027\u80fd\u9375\u503c\u6578\u64da\u5eab\uff0c\u5177\u6709\u4ee5\u4e0b\u5e7e\u500b\u986f\u8457\u7279\u9ede\uff1a<\/p>\n<ul>\n<li><strong>\u9ad8\u6027\u80fd\uff1a<\/strong>Redis \u652f\u6301\u6bcf\u79d2\u6578\u5341\u842c\u6b21\u7684\u8b80\u5beb\u64cd\u4f5c\uff0c\u9069\u5408\u9ad8\u4e26\u767c\u5834\u666f\u3002<\/li>\n<li><strong>\u9748\u6d3b\u7684\u6578\u64da\u7d50\u69cb\uff1a<\/strong>\u652f\u6301\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u7b49\u591a\u7a2e\u6578\u64da\u985e\u578b\uff0c\u65b9\u4fbf\u7528\u6236\u6839\u64da\u9700\u6c42\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u7d50\u69cb\u3002<\/li>\n<li><strong>\u6301\u4e45\u5316\u9078\u9805\uff1a<\/strong>\u652f\u6301 RDB \u548c AOF \u5169\u7a2e\u6301\u4e45\u5316\u65b9\u5f0f\uff0c\u78ba\u4fdd\u6578\u64da\u7684\u5b89\u5168\u6027\u3002<\/li>\n<li><strong>\u5206\u4f48\u5f0f\u652f\u6301\uff1a<\/strong>\u652f\u6301\u4e3b\u5f9e\u8907\u88fd\u548c\u5206\u7247\uff0c\u65b9\u4fbf\u64f4\u5c55\u548c\u8ca0\u8f09\u5747\u8861\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%9f%ba%e6%96%bc-redis-%e7%9a%84%e8%87%aa%e5%8b%95%e9%81%8b%e7%b6%ad%e7%b3%bb%e7%b5%b1%e6%9e%b6%e6%a7%8b-ldoESXYRSu\">\u57fa\u65bc Redis \u7684\u81ea\u52d5\u904b\u7dad\u7cfb\u7d71\u67b6\u69cb<\/h2>\n<p>\u4e00\u500b\u57fa\u65bc Redis \u7684\u81ea\u52d5\u904b\u7dad\u7cfb\u7d71\u901a\u5e38\u5305\u62ec\u4ee5\u4e0b\u5e7e\u500b\u7d44\u4ef6\uff1a<\/p>\n<ul>\n<li><strong>\u6578\u64da\u6536\u96c6\u6a21\u584a\uff1a<\/strong>\u8ca0\u8cac\u5f9e\u5404\u7a2e\u8cc7\u6e90\uff08\u5982\u4f3a\u670d\u5668\u3001\u61c9\u7528\u7a0b\u5e8f\u7b49\uff09\u6536\u96c6\u904b\u7dad\u6578\u64da\uff0c\u4e26\u5c07\u5176\u5b58\u5132\u5230 Redis \u4e2d\u3002<\/li>\n<li><strong>\u76e3\u63a7\u6a21\u584a\uff1a<\/strong>\u901a\u904e Redis \u4e2d\u7684\u6578\u64da\uff0c\u5be6\u6642\u76e3\u63a7\u7cfb\u7d71\u7684\u904b\u884c\u72c0\u614b\uff0c\u4e26\u751f\u6210\u5831\u544a\u3002<\/li>\n<li><strong>\u544a\u8b66\u6a21\u584a\uff1a<\/strong>\u6839\u64da\u9810\u8a2d\u7684\u95be\u503c\uff0c\u5c0d\u7570\u5e38\u60c5\u6cc1\u9032\u884c\u544a\u8b66\uff0c\u4e26\u901a\u77e5\u76f8\u95dc\u4eba\u54e1\u3002<\/li>\n<li><strong>\u81ea\u52d5\u4fee\u5fa9\u6a21\u584a\uff1a<\/strong>\u7576\u7cfb\u7d71\u51fa\u73fe\u6545\u969c\u6642\uff0c\u81ea\u52d5\u57f7\u884c\u4fee\u5fa9\u64cd\u4f5c\uff0c\u6e1b\u5c11\u4eba\u5de5\u5e72\u9810\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%af%a6%e7%8f%be%e7%a4%ba%e4%be%8b-ldoESXYRSu\">\u5be6\u73fe\u793a\u4f8b<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u57fa\u65bc Redis \u7684\u81ea\u52d5\u904b\u7dad\u7cfb\u7d71\u7684\u5be6\u73fe\u793a\u4f8b\uff1a<\/p>\n<pre><code>import redis\nimport time\n\n# \u9023\u63a5\u5230 Redis\nr = redis.Redis(host='localhost', port=6379, db=0)\n\n# \u6578\u64da\u6536\u96c6\u6a21\u584a\ndef collect_data():\n    # \u5047\u8a2d\u6211\u5011\u6536\u96c6 CPU \u4f7f\u7528\u7387\n    cpu_usage = get_cpu_usage()  # \u81ea\u5b9a\u7fa9\u51fd\u6578\n    r.set('cpu_usage', cpu_usage)\n\n# \u76e3\u63a7\u6a21\u584a\ndef monitor():\n    while True:\n        cpu_usage = r.get('cpu_usage')\n        if int(cpu_usage) &gt; 80:  # \u8a2d\u5b9a\u95be\u503c\n            alert()  # \u81ea\u5b9a\u7fa9\u544a\u8b66\u51fd\u6578\n        time.sleep(5)\n\n# \u81ea\u52d5\u4fee\u5fa9\u6a21\u584a\ndef auto_repair():\n    while True:\n        cpu_usage = r.get('cpu_usage')\n        if int(cpu_usage) &gt; 90:  # \u66f4\u9ad8\u7684\u95be\u503c\n            restart_service()  # \u81ea\u5b9a\u7fa9\u91cd\u555f\u670d\u52d9\u51fd\u6578\n        time.sleep(10)\n\n# \u555f\u52d5\u6578\u64da\u6536\u96c6\u548c\u76e3\u63a7\ncollect_data()\nmonitor()\nauto_repair()\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u6211\u5011\u4f7f\u7528 Redis \u5b58\u5132 CPU \u4f7f\u7528\u7387\uff0c\u4e26\u6839\u64da\u4f7f\u7528\u7387\u9032\u884c\u76e3\u63a7\u548c\u81ea\u52d5\u4fee\u5fa9\u3002\u9019\u6a23\u7684\u7cfb\u7d71\u53ef\u4ee5\u6709\u6548\u5730\u63d0\u9ad8\u904b\u7dad\u6548\u7387\uff0c\u6e1b\u5c11\u6545\u969c\u6642\u9593\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-ldoESXYRSu\">\u7d50\u8ad6<\/h2>\n<p>\u57fa\u65bc Redis \u7684\u81ea\u52d5\u904b\u7dad\u7cfb\u7d71\u80fd\u5920\u5e6b\u52a9\u4f01\u696d\u5be6\u73fe\u9ad8\u6548\u7684\u8cc7\u6e90\u7ba1\u7406\u548c\u6545\u969c\u8655\u7406\u3002\u901a\u904e\u81ea\u52d5\u5316\u7684\u65b9\u5f0f\uff0c\u4f01\u696d\u53ef\u4ee5\u6e1b\u5c11\u4eba\u529b\u6210\u672c\uff0c\u63d0\u9ad8\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\u548c\u53ef\u9760\u6027\u3002\u96a8\u8457\u6280\u8853\u7684\u9032\u6b65\uff0c\u672a\u4f86\u7684\u81ea\u52d5\u904b\u7dad\u7cfb\u7d71\u5c07\u6703\u66f4\u52a0\u667a\u80fd\u5316\u548c\u81ea\u52d5\u5316\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5c0d\u65bc <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u670d\u52d9\u611f\u8208\u8da3\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9748\u6d3b\u7684\u89e3\u6c7a\u65b9\u6848\uff0c\u6eff\u8db3\u4e0d\u540c\u4f01\u696d\u7684\u9700\u6c42\u3002\u7121\u8ad6\u662f\u5c0f\u578b\u4f01\u696d\u9084\u662f\u5927\u578b\u6a5f\u69cb\uff0c\u6211\u5011\u7684 <a href=\"https:\/\/server.hk\">\u4f3a\u670d\u5668<\/a> \u65b9\u6848\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u7a69\u5b9a\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u57fa\u65bc Redis \u7684\u81ea\u52d5\u904b\u7dad\u7cfb\u7d71\u69cb\u5efa\uff0c\u63d0\u5347\u6578\u64da\u7ba1\u7406\u6548\u7387\uff0c\u5be6\u73fe\u81ea\u52d5\u5316\u76e3\u63a7\u8207\u7dad\u8b77\uff0c\u7c21\u5316\u904b\u7dad\u6d41\u7a0b\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-161193","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/161193","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=161193"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/161193\/revisions"}],"predecessor-version":[{"id":161194,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/161193\/revisions\/161194"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=161193"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=161193"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=161193"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}