{"id":49996,"date":"2025-07-30T20:52:29","date_gmt":"2025-07-30T12:52:29","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/49996.html"},"modified":"2025-07-30T20:52:29","modified_gmt":"2025-07-30T12:52:29","slug":"%e5%a6%82%e4%bd%95%e5%87%86%e7%a1%ae%e6%9f%a5%e7%9c%8b%e6%9c%8d%e5%8a%a1%e5%99%a8%e7%bd%91%e7%bb%9c%e7%9a%84%e5%88%a9%e7%94%a8%e7%8e%87%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/49996.html","title":{"rendered":"\u5982\u4f55\u51c6\u786e\u67e5\u770b\u670d\u52a1\u5668\u7f51\u7edc\u7684\u5229\u7528\u7387\uff1f"},"content":{"rendered":"<p>\u5728\u670d\u52a1\u5668\u8fd0\u7ef4\u4e0e\u6027\u80fd\u8c03\u4f18\u8fc7\u7a0b\u4e2d&#xff0c;\u7f51\u7edc\u5229\u7528\u7387\u662f\u4e00\u4e2a\u4e0d\u5bb9\u5ffd\u89c6\u7684\u5173\u952e\u6307\u6807\u3002\u5b83\u53cd\u6620\u4e86\u670d\u52a1\u5668\u5e26\u5bbd\u8d44\u6e90\u7684\u5b9e\u9645\u4f7f\u7528\u60c5\u51b5&#xff0c;\u662f\u5224\u65ad\u7cfb\u7edf\u74f6\u9888\u3001\u89c4\u5212\u8d44\u6e90\u6269\u5c55\u3001\u6392\u67e5\u8fde\u63a5\u95ee\u9898\u7684\u91cd\u8981\u4f9d\u636e\u3002<\/p>\n<p>\u5f88\u591a\u4eba\u8bef\u4ee5\u4e3a\u7f51\u7edc\u662f\u5426\u6b63\u5e38\u53ea\u8981\u201c\u80fd\u4e0a\u7f51\u201d\u6216\u201cPing\u5f97\u901a\u201d\u5c31\u53ef\u4ee5\u4e86&#xff0c;\u5b9e\u9645\u4e0a&#xff0c;\u7f51\u7edc\u5229\u7528\u7387\u6d89\u53ca\u7684\u662f\u670d\u52a1\u5668\u7f51\u7edc\u63a5\u53e3\u5728\u5355\u4f4d\u65f6\u95f4\u5185\u7684\u6570\u636e\u541e\u5410\u80fd\u529b&#xff0c;\u4ee5\u53ca\u662f\u5426\u5df2\u8fbe\u5230\u6216\u63a5\u8fd1\u5e26\u5bbd\u4e0a\u9650\u3002\u672c\u6587\u5c06\u4ece\u539f\u7406\u51fa\u53d1&#xff0c;\u7ed3\u5408\u5e38\u89c1\u64cd\u4f5c\u7cfb\u7edf\u5de5\u5177&#xff0c;\u6559\u4f60\u5982\u4f55\u51c6\u786e\u67e5\u770b\u548c\u5224\u65ad\u670d\u52a1\u5668\u7f51\u7edc\u5229\u7528\u7387&#xff0c;\u5e2e\u52a9\u4f60\u66f4\u79d1\u5b66\u5730\u7ba1\u7406\u548c\u4f18\u5316\u7f51\u7edc\u8d44\u6e90\u3002<\/p>\n<p>\u4e00\u3001\u4ec0\u4e48\u662f\u7f51\u7edc\u5229\u7528\u7387?<\/p>\n<p>\u7f51\u7edc\u5229\u7528\u7387\u662f\u6307\u670d\u52a1\u5668\u7f51\u7edc\u63a5\u53e3\u4f7f\u7528\u7684\u5e26\u5bbd\u4e0e\u5176\u6700\u5927\u53ef\u7528\u5e26\u5bbd\u4e4b\u95f4\u7684\u6bd4\u4f8b\u3002\u8ba1\u7b97\u516c\u5f0f\u5982\u4e0b&#xff1a;<\/p>\n<p>\u7f51\u7edc\u5229\u7528\u7387(%) &#061; \u5f53\u524d\u7f51\u7edc\u541e\u5410\u901f\u7387 \/ \u63a5\u53e3\u5e26\u5bbd\u4e0a\u9650 \u00d7 100%<\/p>\n<p>\u4f8b\u5982&#xff1a;\u67d0\u670d\u52a1\u5668\u7f51\u5361\u6700\u5927\u652f\u6301100Mbps&#xff0c;\u5f53\u524d\u4e0a\u4f20\u901f\u7387\u4e3a60Mbps&#xff0c;\u4e0b\u8f7d\u901f\u7387\u4e3a30Mbps&#xff0c;\u5219\u603b\u5e26\u5bbd\u4f7f\u7528\u91cf\u4e3a90Mbps&#xff0c;\u5229\u7528\u7387\u4e3a&#xff1a;<\/p>\n<p>90 \u00f7 100 \u00d7 100% &#061; 90%<\/p>\n<p>\u9ad8\u5229\u7528\u7387\u610f\u5473\u7740\u7f51\u7edc\u6b63\u5904\u4e8e\u9ad8\u8d1f\u8f7d\u72b6\u6001&#xff0c;\u53ef\u80fd\u4f1a\u5f15\u53d1\u62e5\u585e\u3001\u4e22\u5305\u3001\u5ef6\u8fdf\u98d9\u5347\u7b49\u95ee\u9898;\u800c\u957f\u671f\u4f4e\u5229\u7528\u7387\u5219\u53ef\u80fd\u8868\u660e\u5e26\u5bbd\u8d44\u6e90\u914d\u7f6e\u6d6a\u8d39\u3002<\/p>\n<p>\u4e8c\u3001\u4e3a\u4ec0\u4e48\u9700\u8981\u76d1\u63a7\u7f51\u7edc\u5229\u7528\u7387?<\/p>\n<p>\u51c6\u786e\u67e5\u770b\u7f51\u7edc\u5229\u7528\u7387\u6709\u4ee5\u4e0b\u51e0\u65b9\u9762\u7684\u610f\u4e49&#xff1a;<\/p>\n<p>\u5224\u65ad\u662f\u5426\u5b58\u5728\u7f51\u7edc\u74f6\u9888&#xff1a;\u9ad8\u5ef6\u8fdf\u3001\u5361\u987f\u95ee\u9898\u53ef\u80fd\u4e0e\u5e26\u5bbd\u8fc7\u8f7d\u6709\u5173;<\/p>\n<p>\u5bb9\u91cf\u89c4\u5212\u4f9d\u636e&#xff1a;\u5408\u7406\u6269\u5bb9\u6216\u964d\u914d&#xff0c;\u8282\u7ea6\u6210\u672c;<\/p>\n<p>\u76d1\u63a7\u6f5c\u5728\u653b\u51fb\u6216\u5f02\u5e38\u884c\u4e3a&#xff1a;\u5982\u5e26\u5bbd\u77ac\u65f6\u6253\u6ee1&#xff0c;\u53ef\u80fd\u662fDDoS\u653b\u51fb\u6216\u6076\u610f\u722c\u866b\u6240\u81f4;<\/p>\n<p>\u4f18\u5316\u7cfb\u7edf\u67b6\u6784&#xff1a;\u4e3aCDN\u90e8\u7f72\u3001\u6d41\u91cf\u5206\u6d41\u3001\u7f13\u5b58\u7b56\u7565\u63d0\u4f9b\u6570\u636e\u652f\u6301\u3002<\/p>\n<p>\u4e09\u3001\u5982\u4f55\u67e5\u770b\u7f51\u7edc\u5229\u7528\u7387(Linux\u7cfb\u7edf\u4e3a\u4f8b)<\/p>\n<p>1. \u4f7f\u7528 iftop \u547d\u4ee4(\u5b9e\u65f6\u67e5\u770b)<\/p>\n<p>iftop \u662f\u4e00\u6b3e\u5b9e\u7528\u7684\u7f51\u7edc\u6d41\u91cf\u76d1\u63a7\u5de5\u5177&#xff0c;\u53ef\u5b9e\u65f6\u663e\u793a\u7f51\u7edc\u63a5\u53e3\u7684\u4f20\u8f93\u901f\u7387\u3002<\/p>\n<p>\u5b89\u88c5\u65b9\u5f0f(Debian\/Ubuntu)&#xff1a;<\/p>\n<p>sudo apt install iftop<\/p>\n<p>\u542f\u52a8\u76d1\u63a7&#xff1a;<\/p>\n<p>sudo iftop -i eth0<\/p>\n<p>eth0 \u662f\u7f51\u5361\u540d\u79f0&#xff0c;\u5b9e\u9645\u60c5\u51b5\u4e2d\u53ef\u80fd\u4e3a ens33\u3001enp2s0 \u7b49;<\/p>\n<p>\u5c4f\u5e55\u4e2d\u4f1a\u663e\u793a\u6bcf\u79d2\/\u6bcf\u5206\u949f\u7684\u6570\u636e\u4f20\u8f93\u901f\u7387;<\/p>\n<p>\u4e0b\u65b9\u7684 TX(\u53d1\u9001)\u548c RX(\u63a5\u6536)\u6570\u503c\u53ef\u53cd\u6620\u5f53\u524d\u6d41\u91cf\u5cf0\u503c\u3002<\/p>\n<p>\u7f3a\u70b9\u662f\u4ec5\u9650\u5b9e\u65f6\u67e5\u770b&#xff0c;\u9000\u51fa\u540e\u65e0\u6cd5\u8bb0\u5f55\u5386\u53f2\u6570\u636e\u3002<\/p>\n<p>2. \u4f7f\u7528 vnStat(\u67e5\u770b\u5e26\u5bbd\u5386\u53f2\u5229\u7528\u7387)<\/p>\n<p>vnStat \u4f1a\u6301\u7eed\u76d1\u63a7\u670d\u52a1\u5668\u7f51\u7edc\u6d41\u91cf&#xff0c;\u5e76\u6309\u5c0f\u65f6\u3001\u5929\u3001\u6708\u751f\u6210\u7edf\u8ba1\u62a5\u544a\u3002<\/p>\n<p>\u5b89\u88c5\u65b9\u5f0f&#xff1a;<\/p>\n<p>sudo apt install vnstat<\/p>\n<p>\u521d\u59cb\u5316\u6570\u636e\u5e93&#xff1a;<\/p>\n<p>sudo vnstat -u -i eth0<\/p>\n<p>\u67e5\u770b\u65e5\u62a5&#xff1a;<\/p>\n<p>vnstat -d<\/p>\n<p>\u67e5\u770b\u5c0f\u65f6\u7edf\u8ba1&#xff1a;<\/p>\n<p>vnstat -h<\/p>\n<p>\u4f18\u52bf&#xff1a;<\/p>\n<p>\u53ef\u4ee5\u957f\u671f\u8bb0\u5f55\u6570\u636e;<\/p>\n<p>\u5229\u4e8e\u8d8b\u52bf\u5206\u6790\u548c\u6d41\u91cf\u5cf0\u503c\u5224\u65ad;<\/p>\n<p>\u6781\u4f4e\u8d44\u6e90\u5360\u7528&#xff0c;\u9002\u5408\u957f\u671f\u90e8\u7f72\u3002<\/p>\n<p>3. \u4f7f\u7528 nload \u547d\u4ee4(\u56fe\u5f62\u5316\u6d41\u91cf\u76d1\u63a7)<\/p>\n<p>nload \u63d0\u4f9b\u56fe\u5f62\u5316\u754c\u9762&#xff0c;\u5c55\u793a\u4e0a\u4f20\u4e0b\u8f7d\u901f\u7387\u4e0e\u603b\u8ba1\u6570\u636e\u91cf&#xff0c;\u76f4\u89c2\u597d\u7528\u3002<\/p>\n<p>\u5b89\u88c5\u65b9\u5f0f&#xff1a;<\/p>\n<p>sudo apt install nload<\/p>\n<p>\u542f\u52a8&#xff1a;<\/p>\n<p>nload eth0<\/p>\n<p>\u753b\u9762\u4e2d\u4f1a\u663e\u793a&#xff1a;<\/p>\n<p>\u5f53\u524d\u4f20\u8f93\u901f\u7387(kbps\u6216Mbps);<\/p>\n<p>\u5cf0\u503c\u901f\u7387;<\/p>\n<p>\u603b\u6d41\u91cf\u7d2f\u8ba1\u3002<\/p>\n<p>\u9002\u5408\u7528\u6765\u5224\u65ad\u5e26\u5bbd\u662f\u5426\u6301\u7eed\u8dd1\u6ee1\u3002<\/p>\n<p>4. \u4f7f\u7528 sar \u5de5\u5177(\u7cfb\u7edf\u8d44\u6e90\u5229\u7528\u7efc\u5408\u7edf\u8ba1)<\/p>\n<p>sar \u547d\u4ee4\u6765\u81ea sysstat \u5957\u4ef6&#xff0c;\u4e0d\u4ec5\u53ef\u4ee5\u67e5\u770bCPU\u3001\u5185\u5b58&#xff0c;\u8fd8\u652f\u6301\u7f51\u7edc\u63a5\u53e3\u7684\u957f\u671f\u8bb0\u5f55\u4e0e\u5206\u6790\u3002<\/p>\n<p>\u5b89\u88c5&#xff1a;<\/p>\n<p>sudo apt install sysstat<\/p>\n<p>\u67e5\u770b\u67d0\u5929\u6bcf\u5206\u949f\u7684\u7f51\u7edc\u541e\u5410&#xff1a;<\/p>\n<p>sar -n DEV -f \/var\/log\/sa\/sa10<\/p>\n<p>\u5176\u4e2d \/sa10 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