\u5bf9\u4e8e\u66f4\u590d\u6742\u7684\u6d4b\u8bd5\u573a\u666f\uff0c\u5b9e\u73b0\u6b64Locust\u811a\u672c\uff1a<\/p>\n

\r\nfrom locust import HttpUser, task, between\r\n\r\nclass ServerLoadTest(HttpUser):\r\n    wait_time = between(1, 3)\r\n    \r\n    @task(3)\r\n    def test_homepage(self):\r\n        self.client.get(\"\/\")\r\n        \r\n    @task(1)\r\n    def test_api(self):\r\n        payload = {\"test\": \"data\"}\r\n        self.client.post(\"\/api\/endpoint\", json=payload)\r\n        \r\n    def on_start(self):\r\n        # \u767b\u5f55\u6a21\u62df\r\n        self.client.post(\"\/login\", json={\r\n            \"username\": \"testuser\",\r\n            \"password\": \"testpass\"\r\n        })\r\n<\/code><\/pre>\n
\u6027\u80fd\u6307\u6807\u4e0e\u5206\u6790<\/strong><\/h2>\n
\u6d4b\u8bd5\u671f\u95f4\u9700\u8981\u76d1\u63a7\u7684\u5173\u952e\u6307\u6807\u5305\u62ec\uff1a<\/p>\n
\n
\u54cd\u5e94\u65f6\u95f4\uff08RT\uff09\uff1a\u5e73\u5747\u503c < 200ms<\/li>\n
\u6bcf\u79d2\u8bf7\u6c42\u6570\uff08RPS\uff09\uff1a\u6301\u7eed\u4fdd\u63012000+<\/li>\n
\u9519\u8bef\u7387\uff1a\u7ef4\u6301\u57280.1%\u4ee5\u4e0b<\/li>\n
\u8fde\u63a5\u6c60\u5229\u7528\u7387<\/li>\n
\u7f51\u7edc\u541e\u5410\u91cf<\/li>\n<\/ul>\n
\u4f7f\u7528\u6b64Python\u811a\u672c\u5206\u6790\u6d4b\u8bd5\u7ed3\u679c\uff1a<\/p>\n
\r\nimport pandas as pd\r\nimport numpy as np\r\n\r\ndef analyze_performance_logs(log_file):\r\n    # \u8bfb\u53d6\u65e5\u5fd7\u6587\u4ef6\r\n    df = pd.read_csv(log_file)\r\n    \r\n    # \u8ba1\u7b97\u5173\u952e\u6307\u6807\r\n    metrics = {\r\n        'avg_response_time': np.mean(df['response_time']),\r\n        'p95_response_time': np.percentile(df['response_time'], 95),\r\n        'error_rate': (df['status'] != 200).mean() * 100,\r\n        'requests_per_second': len(df) \/ (df['timestamp'].max() - df['timestamp'].min())\r\n    }\r\n    \r\n    return metrics\r\n<\/code><\/pre>\n
DDoS\u53cd\u5236\u6d4b\u8bd5\u65b9\u6cd5<\/strong><\/h2>\n
\u6d4b\u8bd5DDoS\u53cd\u5236\u9700\u8981\u4ed4\u7ec6\u8003\u8651\u5404\u79cd\u653b\u51fb\u5411\u91cf\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528\u4e13\u4e1a\u6d4b\u8bd5\u5de5\u5177\u7684\u7ed3\u6784\u5316\u65b9\u6cd5\uff1a<\/p>\n
\r\n#!\/bin\/bash\r\n# \u91cd\u8981\u63d0\u793a\uff1a\u4ec5\u5728\u6388\u6743\u7cfb\u7edf\u4e0a\u6d4b\u8bd5\r\n# \u5408\u6210DDoS\u6d4b\u8bd5\u811a\u672c\r\n\r\nMAX_CONNECTIONS=10000\r\nTARGET_HOST=\"your-hk-server.com\"\r\n\r\n# TCP SYN\u6d2a\u6c34\u6a21\u62df\r\nhping3 -S -p 80 --flood --rand-source $TARGET_HOST\r\n\r\n# \u4f7f\u7528slowloris\u8fdb\u884cHTTP\u6d2a\u6c34\u6d4b\u8bd5\r\npython3 slowhttptest -c 1000 -H -g -o slowlog -i 10 -r 200 -t GET -u https:\/\/$TARGET_HOST -x 24 -p 3\r\n<\/code><\/pre>\n
\u6027\u80fd\u4f18\u5316\u6307\u5357<\/strong><\/h2>\n
\u6d4b\u8bd5\u540e\uff0c\u5b9e\u65bd\u8fd9\u4e9b\u4f18\u5316\u7b56\u7565\u4ee5\u63d0\u5347\u6027\u80fd\uff1a<\/p>\n
\r\n# Nginx\u914d\u7f6e\u4f18\u5316\r\nhttp {\r\n    worker_processes auto;\r\n    worker_connections 65535;\r\n    use epoll;\r\n    \r\n    # \u7f13\u51b2\u533a\u5927\u5c0f\u4f18\u5316\r\n    client_body_buffer_size 10K;\r\n    client_header_buffer_size 1k;\r\n    client_max_body_size 8m;\r\n    large_client_header_buffers 4 4k;\r\n    \r\n    # \u8d85\u65f6\u8bbe\u7f6e\r\n    client_body_timeout 12;\r\n    client_header_timeout 12;\r\n    keepalive_timeout 15;\r\n    send_timeout 10;\r\n    \r\n    # \u6587\u4ef6\u7f13\u5b58\u8bbe\u7f6e\r\n    open_file_cache max=200000 inactive=20s;\r\n    open_file_cache_valid 30s;\r\n    open_file_cache_min_uses 2;\r\n    open_file_cache_errors on;\r\n}\r\n<\/code><\/pre>\n
\u5e38\u89c1\u95ee\u9898\u6545\u969c\u6392\u9664<\/strong><\/h2>\n
\u9047\u5230\u6027\u80fd\u95ee\u9898\u65f6\uff0c\u4f7f\u7528\u6b64\u8bca\u65ad\u811a\u672c\uff1a<\/p>\n
\r\n#!\/bin\/bash\r\n# \u670d\u52a1\u5668\u8bca\u65ad\u811a\u672c\r\n\r\necho \"\u68c0\u67e5\u7cfb\u7edf\u8d44\u6e90...\"\r\ntop -b -n 1\r\necho \"------------------------\"\r\n\r\necho \"\u7f51\u7edc\u8fde\u63a5...\"\r\nnetstat -an | grep :80 | wc -l\r\necho \"------------------------\"\r\n\r\necho \"\u5f53\u524d\u8d1f\u8f7d\u5e73\u5747\u503c...\"\r\nuptime\r\necho \"------------------------\"\r\n\r\necho \"\u5185\u5b58\u4f7f\u7528\u60c5\u51b5...\"\r\nfree -m\r\necho \"------------------------\"\r\n\r\necho \"\u78c1\u76d8I\/O...\"\r\niostat -x 1 5\r\n<\/code><\/pre>\n
\u6700\u4f73\u5b9e\u8df5\u548c\u7ed3\u8bba<\/strong><\/h2>\n
\u9075\u5faa\u4ee5\u4e0b\u5173\u952e\u5b9e\u8df5\u4ee5\u83b7\u5f97\u6700\u4f73\u6d4b\u8bd5\u7ed3\u679c\uff1a<\/p>\n
\n
\u4ece\u57fa\u51c6\u6027\u80fd\u6d4b\u8bd5\u5f00\u59cb<\/li>\n
\u9010\u6b65\u589e\u52a0\u8d1f\u8f7d\u53c2\u6570<\/li>\n
\u6301\u7eed\u76d1\u63a7\u7cfb\u7edf\u8d44\u6e90<\/li>\n
\u8bb0\u5f55\u6240\u6709\u6d4b\u8bd5\u573a\u666f\u548c\u7ed3\u679c<\/li>\n
\u7ef4\u62a4\u6d4b\u8bd5\u73af\u5883\u9694\u79bb<\/li>\n<\/ul>\n
\u5b9a\u671f\u5bf9\u9999\u6e2f\u53cdDDoS\u670d\u52a1\u5668\u8fdb\u884c\u8d1f\u8f7d\u6d4b\u8bd5\u5bf9\u4e8e\u7ef4\u6301\u6700\u4f73\u6027\u80fd\u548c\u5b89\u5168\u6027\u81f3\u5173\u91cd\u8981\u3002\u901a\u8fc7\u9075\u5faa\u672c\u6307\u5357\u5e76\u4f7f\u7528\u63d0\u4f9b\u7684\u5de5\u5177\u548c\u811a\u672c\uff0c\u60a8\u53ef\u4ee5\u786e\u4fdd\u60a8\u7684\u670d\u52a1\u5668\u79df\u7528\u57fa\u7840\u8bbe\u65bd\u5728\u63d0\u4f9b\u7a33\u5b9a\u6027\u80fd\u7684\u540c\u65f6\uff0c\u5bf9\u5404\u79cd\u5f62\u5f0f\u7684\u653b\u51fb\u4fdd\u6301\u5f39\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u5bf9\u9999\u6e2f\u53cdDDoS\u670d\u52a1\u5668\u8fdb\u884c\u8d1f\u8f7d\u6d4b\u8bd5\u9700\u8981\u7ed3\u5408\u6280\u672f\u4e13\u957f\u548c\u7cfb\u7edf\u6d4b\u8bd5\u7a0b\u5e8f\u7684\u590d\u6742\u65b9\u6cd5\u3002\u672c\u7efc\u5408\u6307\u5357\u63a2\u8ba8\u4e86\u5bf9\u90e8\u7f72\u5728\u9999\u6e2f\u6570\u636e\u4e2d\u5fc3\u7684\u9ad8\u5b89\u5168\u6027\u670d\u52a1\u5668\u57fa\u7840\u8bbe\u65bd\u8fdb\u884c\u5168\u9762\u6027\u80fd\u6d4b\u8bd5\u7684\u9ad8\u7ea7\u65b9\u6cd5\u3002 \u7406\u89e3\u53cdDDoS\u670d\u52a1\u5668\u67b6\u6784 \u9999\u6e2f\u7684\u6218\u7565\u4f4d\u7f6e\u4f7f\u5176\u6210\u4e3a\u7f51\u7edc\u653b\u51fb\u7684\u4e3b\u8981\u76ee\u6807\uff0c\u56e0\u6b64\u9700\u8981\u5f3a\u5927\u7684\u53cdDDoS\u4fdd\u62a4\u3002\u73b0\u4ee3\u53cdDDoS\u670d\u52a1\u5668\u91c7\u7528\u591a\u5c42\u9632\u5fa1\u673a\u5236\uff0c\u5305\u62ec\uff1a \u7b2c3\/4\u5c42DDoS\u7f13\u89e3 \u5e94\u7528\u5c42\uff08\u7b2c7\u5c42\uff09\u4fdd\u62a4 \u6d41\u91cf\u6a21\u5f0f\u5206\u6790 \u5b9e\u65f6\u5a01\u80c1\u68c0\u6d4b \u8bbe\u7f6e\u6d4b\u8bd5\u73af\u5883 \u5728\u5f00\u59cb\u8d1f\u8f7d\u6d4b\u8bd5\u4e4b\u524d\uff0c\u5efa\u7acb\u53d7\u63a7\u7684\u6d4b\u8bd5\u73af\u5883\u81f3\u5173\u91cd\u8981\u3002\u6211\u4eec\u5c06\u4f7f\u7528\u5206\u5e03\u5f0f\u6d4b\u8bd5\u67b6\u6784\u6765\u6709\u6548\u6a21\u62df\u771f\u5b9e\u573a\u666f\u3002 \u57fa\u7840\u6d4b\u8bd5\u57fa\u7840\u8bbe\u65bd\u8bbe\u7f6e \u9996\u5148\uff0c\u4f7f\u7528\u4ee5\u4e0b\u57fa\u672c\u7ec4\u4ef6\u914d\u7f6e\u6d4b\u8bd5\u73af\u5883\uff1a # \u5b89\u88c5\u6240\u9700\u6d4b\u8bd5\u5de5\u5177 sudo apt-get update sudo apt-get install apache2-utils siege python3-pip # \u5b89\u88c5locust\u7528\u4e8e\u5206\u5e03\u5f0f\u8d1f\u8f7d\u6d4b\u8bd5 pip3 install locust # \u914d\u7f6e\u6d4b\u8bd5\u73af\u5883\u53d8\u91cf export TEST_HOST=”your-hk-server.com” export TEST_PORT=443 export CONCURRENT_USERS=1000 \u8d1f\u8f7d\u6d4b\u8bd5\u5de5\u5177\u914d\u7f6e \u4e3a\u4e86\u8fdb\u884c\u5168\u9762\u6d4b\u8bd5\uff0c\u6211\u4eec\u5c06\u4f7f\u7528\u591a\u4e2a\u5de5\u5177\u6765\u786e\u4fdd\u51c6\u786e\u7684\u7ed3\u679c\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528Apache Bench (ab)\u8fdb\u884c\u521d\u59cb\u6d4b\u8bd5\u7684\u5b9e\u7528\u793a\u4f8b\uff1a #!\/bin\/bash # \u57fa\u672cHTTP GET\u8bf7\u6c42\u6d4b\u8bd5 ab -n 10000 -c 100 https:\/\/${TEST_HOST}\/ # \u4f7f\u7528keep-alive\u8fde\u63a5\u6d4b\u8bd5 ab -n 10000 -c […]<\/p>\n
Read More…<\/a><\/p>\n","protected":false},"author":3,"featured_media":20244,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[62],"tags":[5189,5188,2431,1239,265],"class_list":["post-20264","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-hong-kong-dedicated-server-sc","tag-stress-testing-sc","tag-load-testing-sc","tag-anti-ddos-sc","tag-server-performance-sc","tag-265"],"acf":[],"yoast_head":"\n