{"id":161443,"date":"2024-11-04T06:28:22","date_gmt":"2024-11-03T22:28:22","guid":{"rendered":"https:\/\/server.hk\/cnblog\/161443\/"},"modified":"2024-11-04T06:28:23","modified_gmt":"2024-11-03T22:28:23","slug":"%e5%9f%ba%e6%96%bc-redis-%e7%9a%84%e5%a4%b1%e6%95%97%e6%99%ba%e8%83%bd%e9%a0%90%e8%ad%a6%e7%b3%bb%e7%b5%b1%ef%bc%88%e5%9f%ba%e6%96%bc-redis-%e7%9a%84%e5%a4%b1%e6%95%97%e9%a0%90%e8%ad%a6%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/161443\/","title":{"rendered":"\u57fa\u65bc Redis \u7684\u5931\u6557\u667a\u80fd\u9810\u8b66\u7cfb\u7d71\uff08\u57fa\u65bc Redis \u7684\u5931\u6557\u9810\u8b66\uff09"},"content":{"rendered":"<h1 id=\"%e5%9f%ba%e6%96%bc-redis-%e7%9a%84%e5%a4%b1%e6%95%97%e6%99%ba%e8%83%bd%e9%a0%90%e8%ad%a6%e7%b3%bb%e7%b5%b1%ef%bc%88%e5%9f%ba%e6%96%bc-redis-%e7%9a%84%e5%a4%b1%e6%95%97%e9%a0%90%e8%ad%a6%ef%bc%89-tHqNkzxOOl\">\u57fa\u65bc Redis \u7684\u5931\u6557\u667a\u80fd\u9810\u8b66\u7cfb\u7d71\uff08\u57fa\u65bc Redis \u7684\u5931\u6557\u9810\u8b66\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u4f4d\u6642\u4ee3\uff0c\u4f01\u696d\u9762\u81e8\u8457\u5404\u7a2e\u6311\u6230\uff0c\u5176\u4e2d\u7cfb\u7d71\u6545\u969c\u548c\u6027\u80fd\u4e0b\u964d\u662f\u6700\u5e38\u898b\u7684\u554f\u984c\u4e4b\u4e00\u3002\u70ba\u4e86\u6709\u6548\u61c9\u5c0d\u9019\u4e9b\u6311\u6230\uff0c\u8a31\u591a\u4f01\u696d\u958b\u59cb\u63a1\u7528\u667a\u80fd\u9810\u8b66\u7cfb\u7d71\u4f86\u53ca\u6642\u767c\u73fe\u548c\u8655\u7406\u6f5b\u5728\u7684\u554f\u984c\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u57fa\u65bc Redis \u7684\u5931\u6557\u667a\u80fd\u9810\u8b66\u7cfb\u7d71\u7684\u8a2d\u8a08\u8207\u5be6\u73fe\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-redis%ef%bc%9f-tHqNkzxOOl\">\u4ec0\u9ebc\u662f Redis\uff1f<\/h2>\n<p>Redis \u662f\u4e00\u7a2e\u958b\u6e90\u7684\u9ad8\u6027\u80fd\u9375\u503c\u6578\u64da\u5eab\uff0c\u5ee3\u6cdb\u7528\u65bc\u6578\u64da\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u5be6\u6642\u6578\u64da\u8655\u7406\u7b49\u5834\u666f\u3002\u7531\u65bc\u5176\u5feb\u901f\u7684\u8b80\u5beb\u901f\u5ea6\u548c\u9748\u6d3b\u7684\u6578\u64da\u7d50\u69cb\uff0cRedis \u6210\u70ba\u8a31\u591a\u4f01\u696d\u7684\u9996\u9078\u89e3\u6c7a\u65b9\u6848\u3002\u5b83\u652f\u6301\u591a\u7a2e\u6578\u64da\u985e\u578b\uff0c\u5305\u62ec\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u548c\u6709\u5e8f\u96c6\u5408\uff0c\u9019\u4f7f\u5f97\u5b83\u5728\u69cb\u5efa\u667a\u80fd\u9810\u8b66\u7cfb\u7d71\u6642\u975e\u5e38\u6709\u7528\u3002<\/p>\n<h2 id=\"%e5%a4%b1%e6%95%97%e6%99%ba%e8%83%bd%e9%a0%90%e8%ad%a6%e7%b3%bb%e7%b5%b1%e7%9a%84%e9%9c%80%e6%b1%82-tHqNkzxOOl\">\u5931\u6557\u667a\u80fd\u9810\u8b66\u7cfb\u7d71\u7684\u9700\u6c42<\/h2>\n<p>\u96a8\u8457\u696d\u52d9\u7684\u589e\u9577\uff0c\u7cfb\u7d71\u7684\u8907\u96dc\u6027\u4e5f\u96a8\u4e4b\u589e\u52a0\u3002\u9019\u4f7f\u5f97\u624b\u52d5\u76e3\u63a7\u7cfb\u7d71\u7684\u6027\u80fd\u8b8a\u5f97\u4e0d\u5207\u5be6\u969b\u3002\u56e0\u6b64\uff0c\u4f01\u696d\u9700\u8981\u4e00\u500b\u81ea\u52d5\u5316\u7684\u7cfb\u7d71\u4f86\u76e3\u63a7\u95dc\u9375\u6307\u6a19\uff0c\u5982 CPU \u4f7f\u7528\u7387\u3001\u5167\u5b58\u4f7f\u7528\u7387\u3001\u7db2\u7d61\u5ef6\u9072\u7b49\u3002\u4e00\u65e6\u9019\u4e9b\u6307\u6a19\u8d85\u904e\u9810\u8a2d\u7684\u95be\u503c\uff0c\u7cfb\u7d71\u61c9\u7acb\u5373\u767c\u51fa\u8b66\u5831\uff0c\u4ee5\u4fbf\u6280\u8853\u5718\u968a\u80fd\u5920\u8fc5\u901f\u63a1\u53d6\u884c\u52d5\u3002<\/p>\n<h2 id=\"%e5%9f%ba%e6%96%bc-redis-%e7%9a%84%e9%a0%90%e8%ad%a6%e7%b3%bb%e7%b5%b1%e6%9e%b6%e6%a7%8b-tHqNkzxOOl\">\u57fa\u65bc Redis \u7684\u9810\u8b66\u7cfb\u7d71\u67b6\u69cb<\/h2>\n<p>\u4e00\u500b\u57fa\u65bc Redis \u7684\u5931\u6557\u667a\u80fd\u9810\u8b66\u7cfb\u7d71\u901a\u5e38\u5305\u62ec\u4ee5\u4e0b\u5e7e\u500b\u7d44\u4ef6\uff1a<\/p>\n<ul>\n<li><strong>\u6578\u64da\u6536\u96c6\u5668\uff1a<\/strong>\u8ca0\u8cac\u6536\u96c6\u7cfb\u7d71\u6027\u80fd\u6578\u64da\uff0c\u4e26\u5c07\u5176\u5b58\u5132\u5230 Redis \u4e2d\u3002<\/li>\n<li><strong>\u95be\u503c\u8a2d\u5b9a\u6a21\u584a\uff1a<\/strong>\u7528\u65bc\u8a2d\u5b9a\u5404\u7a2e\u6027\u80fd\u6307\u6a19\u7684\u95be\u503c\u3002<\/li>\n<li><strong>\u76e3\u63a7\u6a21\u584a\uff1a<\/strong>\u5b9a\u671f\u6aa2\u67e5 Redis \u4e2d\u7684\u6578\u64da\uff0c\u4e26\u8207\u95be\u503c\u9032\u884c\u6bd4\u8f03\u3002<\/li>\n<li><strong>\u901a\u77e5\u6a21\u584a\uff1a<\/strong>\u7576\u6aa2\u6e2c\u5230\u7570\u5e38\u6642\uff0c\u767c\u9001\u8b66\u5831\u901a\u77e5\u76f8\u95dc\u4eba\u54e1\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%af%a6%e7%8f%be%e7%a4%ba%e4%be%8b-tHqNkzxOOl\">\u5be6\u73fe\u793a\u4f8b<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684 Python \u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u4f7f\u7528 Redis \u4f86\u5be6\u73fe\u4e00\u500b\u57fa\u672c\u7684\u5931\u6557\u9810\u8b66\u7cfb\u7d71\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# \u8a2d\u5b9a\u95be\u503c\nCPU_THRESHOLD = 80\n\ndef collect_data():\n    # \u6a21\u64ec\u6536\u96c6 CPU \u4f7f\u7528\u7387\u6578\u64da\n    cpu_usage = get_cpu_usage()  # \u5047\u8a2d\u9019\u662f\u4e00\u500b\u7372\u53d6 CPU \u4f7f\u7528\u7387\u7684\u51fd\u6578\n    r.set('cpu_usage', cpu_usage)\n\ndef check_threshold():\n    cpu_usage = int(r.get('cpu_usage'))\n    if cpu_usage &gt; CPU_THRESHOLD:\n        send_alert(cpu_usage)\n\ndef send_alert(cpu_usage):\n    print(f\"\u8b66\u5831\uff1aCPU \u4f7f\u7528\u7387\u904e\u9ad8\uff01\u7576\u524d\u4f7f\u7528\u7387\uff1a{cpu_usage}%\")\n\nwhile True:\n    collect_data()\n    check_threshold()\n    time.sleep(5)  # \u6bcf 5 \u79d2\u6aa2\u67e5\u4e00\u6b21\n<\/code><\/pre>\n<h2 id=\"%e7%b5%90%e8%ab%96-tHqNkzxOOl\">\u7d50\u8ad6<\/h2>\n<p>\u57fa\u65bc Redis \u7684\u5931\u6557\u667a\u80fd\u9810\u8b66\u7cfb\u7d71\u80fd\u5920\u5e6b\u52a9\u4f01\u696d\u53ca\u6642\u767c\u73fe\u548c\u8655\u7406\u7cfb\u7d71\u6545\u969c\uff0c\u5f9e\u800c\u63d0\u9ad8\u696d\u52d9\u7684\u7a69\u5b9a\u6027\u548c\u53ef\u9760\u6027\u3002\u901a\u904e\u81ea\u52d5\u5316\u7684\u6578\u64da\u6536\u96c6\u548c\u76e3\u63a7\uff0c\u4f01\u696d\u53ef\u4ee5\u66f4\u6709\u6548\u5730\u7ba1\u7406\u5176 IT \u57fa\u790e\u8a2d\u65bd\uff0c\u6e1b\u5c11\u6f5b\u5728\u7684\u640d\u5931\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684\u89e3\u6c7a\u65b9\u6848\u4f86\u652f\u6301\u60a8\u7684\u696d\u52d9\u904b\u71df\uff0c\u8003\u616e\u4f7f\u7528 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u670d\u52d9\uff0c\u9019\u5c07\u70ba\u60a8\u7684\u61c9\u7528\u63d0\u4f9b\u7a69\u5b9a\u7684\u6027\u80fd\u548c\u9748\u6d3b\u7684\u64f4\u5c55\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u57fa\u65bc Redis \u7684\u5931\u6557\u667a\u80fd\u9810\u8b66\u7cfb\u7d71\uff0c\u5be6\u6642\u76e3\u63a7\u8207\u5206\u6790\u6578\u64da\uff0c\u5feb\u901f\u8b58\u5225\u6f5b\u5728\u6545\u969c\uff0c\u63d0\u5347\u7cfb\u7d71\u7a69\u5b9a\u6027\u8207\u6548\u7387\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-161443","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/161443","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=161443"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/161443\/revisions"}],"predecessor-version":[{"id":161444,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/161443\/revisions\/161444"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=161443"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=161443"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=161443"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}