{"id":147388,"date":"2021-11-11T20:59:03","date_gmt":"2021-11-11T12:59:03","guid":{"rendered":"http:\/\/www.idc.net\/help\/147388\/"},"modified":"2021-11-11T20:59:03","modified_gmt":"2021-11-11T12:59:03","slug":"%e5%a6%82%e4%bd%95%e5%9c%a8linux%e4%b8%ad%e6%9f%a5%e7%9c%8b%e5%92%8c%e8%a7%a3%e5%86%b3%e7%bd%91%e7%bb%9c%e4%b8%a2%e5%8c%85%e9%97%ae%e9%a2%98-linux%e7%bd%91%e5%8d%a1%e4%b8%a2%e5%8c%85%e6%9f%a5","status":"publish","type":"post","link":"https:\/\/idc.net\/help\/147388\/","title":{"rendered":"\u5982\u4f55\u5728Linux\u4e2d\u67e5\u770b\u548c\u89e3\u51b3\u7f51\u7edc\u4e22\u5305\u95ee\u9898 (linux\u7f51\u5361\u4e22\u5305\u67e5\u770b)"},"content":{"rendered":"<p>\u7f51\u7edc\u4e22\u5305\u6307\u7684\u662f\u5728\u6570\u636e\u4f20\u8f93\u8fc7\u7a0b\u4e2d\u4e22\u5931\u4e86\u90e8\u5206\u6570\u636e\u5305\uff0c\u8fd9\u53ef\u80fd\u4f1a\u5bfc\u81f4\u7f51\u7edc\u6027\u80fd\u4e0b\u964d\u3001\u7f51\u7edc\u5ef6\u8fdf\u589e\u52a0\u548c\u6570\u636e\u4f20\u8f93\u5931\u8d25\u7b49\u95ee\u9898\u3002\u4f5c\u4e3a\u4e00\u79cd\u5e38\u89c1\u7684\u95ee\u9898\uff0c\u7f51\u7edc\u4e22\u5305\u5728Linux\u7cfb\u7edf\u4e2d\u4e5f\u7ecf\u5e38\u4f1a\u51fa\u73b0\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u3002<\/p>\n<p>\u4e00\u3001\u67e5\u770b\u7f51\u7edc\u4e22\u5305\u60c5\u51b5<\/p>\n<p>1. \u4f7f\u7528 ping \u547d\u4ee4<\/p>\n<p>Ping\u547d\u4ee4\u662f\u4e00\u79cd\u68c0\u6d4b\u7f51\u7edc\u8fde\u63a5\u60c5\u51b5\u7684\u7b80\u5355\u5de5\u5177\uff0c\u5b83\u53ef\u4ee5\u7528\u6765\u6d4b\u8bd5\u7f51\u7edc\u5ef6\u8fdf\u548c\u4e22\u5305\u60c5\u51b5\u3002<\/p>\n<p>\u5728Linux\u4e2d\uff0c\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6765\u6d4b\u8bd5\u7f51\u7edc\u8fde\u63a5\u5e76\u67e5\u770b\u7f51\u7edc\u4e22\u5305\uff1a<\/p>\n<p>\u201c`<\/p>\n<p>ping -c 100 <\/p>\n<\/p>\n<p>\u201c`<\/p>\n<p>\u5176\u4e2d\uff0c-c \u8868\u793a\u53d1\u9001\u7684ping\u8bf7\u6c42\u5305\u6570\u91cf\uff0c\u53ef\u4ee5\u6839\u636e\u9700\u8981\u8fdb\u884c\u8c03\u6574\u3002\u8fd9\u6761\u547d\u4ee4\u7684\u8f93\u51fa\u7ed3\u679c\u5c06\u663e\u793aping\u7684\u60c5\u51b5\uff0c\u5305\u62ec\u5931\u53bb\u7684\u5206\u7ec4\u6570\u91cf\u3001\u5206\u7ec4\u4e22\u5931\u7684\u767e\u5206\u6bd4\u548c\u5e73\u5747\u54cd\u5e94\u65f6\u95f4\u7b49\uff0c\u4ece\u800c\u8ba9\u6211\u4eec\u4e86\u89e3\u7f51\u7edc\u4e22\u5305\u60c5\u51b5\u548c\u7f51\u7edc\u5ef6\u8fdf\u60c5\u51b5\u3002<\/p>\n<p>2. \u67e5\u770b\u7f51\u7edc\u63a5\u53e3\u60c5\u51b5<\/p>\n<p>\u5728Linux\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528ifconfig\u547d\u4ee4\u6765\u67e5\u770b\u5404\u79cd\u7f51\u7edc\u63a5\u53e3\u7684\u914d\u7f6e\u60c5\u51b5\u3002\u8be5\u547d\u4ee4\u8f93\u51fa\u7684\u5185\u5bb9\u5305\u62ec\u7f51\u5361\u540d\u79f0\u3001MAC\u5730\u5740\u3001IP\u5730\u5740\u3001\u7f51\u7edc\u63a9\u7801\u3001\u5e7f\u64ad\u5730\u5740\u7b49\u4fe1\u606f\uff0c\u53ef\u4ee5\u901a\u8fc7\u67e5\u770b\u8fd9\u4e9b\u4fe1\u606f\u6765\u4e86\u89e3\u7f51\u7edc\u8bbe\u5907\u7684\u5b9e\u9645\u72b6\u6001\u3002<\/p>\n<p>ping\u547d\u4ee4\u68c0\u6d4b\u4e0d\u51fa\u6765\u7684\u95ee\u9898\u90fd\u53ef\u4ee5\u901a\u8fc7ifconfig\u547d\u4ee4\u6765\u67e5\u627e\u3002<\/p>\n<p>\u4e8c\u3001\u89e3\u51b3\u7f51\u7edc\u4e22\u5305\u95ee\u9898<\/p>\n<p>1. \u4f18\u5316\u7f51\u7edc\u8bbe\u7f6e<\/p>\n<p>\u7f51\u7edc\u8bbe\u7f6e\u5bf9\u4e8e\u7f51\u7edc\u4e22\u5305\u95ee\u9898\u8d77\u5230\u4e86\u81f3\u5173\u91cd\u8981\u7684\u4f5c\u7528\u3002\u5728Linux\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u914d\u7f6e\u4e00\u4e9b\u7f51\u7edc\u53c2\u6570\u6765\u4f18\u5316\u7f51\u7edc\u6027\u80fd\uff0c\u5e76\u51cf\u5c11\u7f51\u7edc\u4e22\u5305\u3002<\/p>\n<p>\u4ee5\u4e0b\u662f\u4e00\u4e9b\u53ef\u4ee5\u4f18\u5316\u7f51\u7edc\u8bbe\u7f6e\u7684\u65b9\u6cd5\uff1a<\/p>\n<p>\uff081\uff09TCP\u548cUDP\u7f13\u51b2\u533a\u5927\u5c0f\uff1a\u901a\u8fc7\u589e\u52a0TCP\u548cUDP\u7f13\u51b2\u533a\u5927\u5c0f\uff0c\u53ef\u4ee5\u5e2e\u52a9\u4f60\u7f13\u89e3\u7f51\u7edc\u62e5\u585e\u548c\u4e22\u5305\u95ee\u9898\u3002\u5728Linux\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u4fee\u6539\/etc\/sysctl.conf\u6587\u4ef6\u4e2d\u7684\u7f51\u7edc\u53c2\u6570\u6765\u8c03\u6574TCP\u548cUDP\u7f13\u51b2\u533a\u5927\u5c0f\uff1a<\/p>\n<p>\u201c`<\/p>\n<p>net.ipv4.tcp_rmem=4096 87380 67108864<\/p>\n<p>net.ipv4.tcp_wmem=4096 87380 67108864<\/p>\n<p>net.ipv4.udp_rmem_min=8192<\/p>\n<p>net.ipv4.udp_wmem_min=8192<\/p>\n<p>\u201c`<\/p>\n<p>\uff082\uff09\u4fee\u6539MTU\u503c\uff1aMTU\uff08Maximum Tranission Unit\uff09\u662f\u6570\u636e\u5305\u80fd\u591f\u4f20\u8f93\u7684\u66f4\u5927\u5927\u5c0f\u3002\u5728Linux\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u4fee\u6539MTU\u503c\u6765\u51cf\u5c11\u7f51\u7edc\u4e22\u5305\u95ee\u9898\u3002\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u65b9\u5f0f\u8bbe\u7f6eMTU\u503c\uff1a<\/p>\n<p>\u201c`<\/p>\n<p>ifconfig eth0 mtu 1200<\/p>\n<p>\u201c`<\/p>\n<p>\uff083\uff09\u7981\u7528IPv6\uff1a\u5982\u679c\u60a8\u4e0d\u9700\u8981IPv6\u529f\u80fd\u6216\u60a8\u7684\u7f51\u7edc\u6ca1\u6709IPv6\u652f\u6301\uff0c\u90a3\u4e48\u7981\u7528IPv6\u53ef\u80fd\u4f1a\u89e3\u51b3\u4e00\u4e9b\u7f51\u7edc\u4e22\u5305\u95ee\u9898\u3002\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u65b9\u5f0f\u7981\u7528IPv6\uff1a<\/p>\n<p>\u201c`<\/p>\n<p>echo \u201cnet.ipv6.conf.all.disable_ipv6=1\u201d &gt; \/etc\/sysctl.d\/disableipv6.conf<\/p>\n<p>\u201c`<\/p>\n<p>2. \u5347\u7ea7\u9a71\u52a8\u7a0b\u5e8f\u548c\u56fa\u4ef6<\/p>\n<p>\u9a71\u52a8\u7a0b\u5e8f\u548c\u56fa\u4ef6\u662f\u7f51\u7edc\u7cfb\u7edf\u7684\u5173\u952e\u7ec4\u4ef6\uff0c\u5982\u679c\u5b83\u4eec\u8fc7\u65f6\u6216\u4e0d\u7a33\u5b9a\uff0c\u5c31\u4f1a\u5bfc\u81f4\u7f51\u7edc\u4e22\u5305\u95ee\u9898\u3002\u4e3a\u4e86\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\uff0c\u53ef\u4ee5\u8003\u8651\u5347\u7ea7\u9a71\u52a8\u7a0b\u5e8f\u548c\u56fa\u4ef6\u3002<\/p>\n<p>\u5728Linux\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u65b9\u5f0f\u68c0\u67e5\u5e76\u5347\u7ea7\u9a71\u52a8\u7a0b\u5e8f\u548c\u56fa\u4ef6\uff1a<\/p>\n<p>\uff081\uff09\u68c0\u67e5\u8bbe\u5907\u4fe1\u606f<\/p>\n<p>\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u68c0\u67e5\u8bbe\u5907\u4fe1\u606f\uff1a<\/p>\n<p>\u201c`<\/p>\n<p>lspci | grep -i net<\/p>\n<p>\u201c`<\/p>\n<p>\u8be5\u547d\u4ee4\u5c06\u8f93\u51fa\u6709\u5173\u60a8\u7684\u7f51\u7edc\u9002\u914d\u5668\u7684\u8be6\u7ec6\u4fe1\u606f\u3002<\/p>\n<p>\uff082\uff09\u67e5\u627e\u9a71\u52a8\u7a0b\u5e8f\u548c\u56fa\u4ef6<\/p>\n<p>\u4e00\u65e6\u786e\u5b9a\u4e86\u60a8\u7684\u7f51\u7edc\u9002\u914d\u5668\u578b\u53f7\uff0c\u5c31\u53ef\u4ee5\u627e\u5230\u9002\u5408\u7684\u9a71\u52a8\u7a0b\u5e8f\u548c\u56fa\u4ef6\u3002\u60a8\u53ef\u4ee5\u4ece\u5236\u9020\u5546\u7684\u7f51\u7ad9\u4e0a\u4e0b\u8f7d\u5b83\u4eec\uff0c\u6216\u8005\u67e5\u770bLinux\u793e\u533a\u662f\u5426\u63d0\u4f9b\u4e86\u652f\u6301\u3002<\/p>\n<p>\uff083\uff09\u5b89\u88c5\u9a71\u52a8\u7a0b\u5e8f\u548c\u56fa\u4ef6<\/p>\n<p>\u4e00\u65e6\u627e\u5230\u4e86\u9002\u5408\u7684\u9a71\u52a8\u7a0b\u5e8f\u548c\u56fa\u4ef6\uff0c\u5c31\u53ef\u4ee5\u5b89\u88c5\u5b83\u4eec\u3002<\/p>\n<p>\u4e09\u3001<\/p>\n<p><strong>\u76f8\u5173\u95ee\u9898\u62d3\u5c55\u9605\u8bfb\uff1a<\/strong><\/p>\n<ul>\n<li>ethtool\u539f\u7406\u4ecb\u7ecd\u548c\u89e3\u51b3\u7f51\u5361\u4e22\u5305\u6392\u67e5\u601d\u8def<\/li>\n<\/ul>\n<h3>ethtool\u539f\u7406\u4ecb\u7ecd\u548c\u89e3\u51b3\u7f51\u5361\u4e22\u5305\u6392\u67e5\u601d\u8def<\/h3>\n<p>\u4e4b\u524d\u8bb0\u5f55\u8fc7\u5904\u7406\u56e0\u4e3aLVS\u7f51\u5361\u6d41\u91cf\u8d1f\u8f7d\u8fc7\u9ad8\u5bfc\u81f4\u8f6f\u4e2d\u65ad\u53d1\u751f\u4e22\u5305\u7684\u95ee\u9898\uff0c RPS\u548cRFS\u7f51\u5361\u591a\u961f\u5217\u6027\u80fd\u8c03\u4f18\u5b9e\u8df5 \uff0c\u5bf9\u4e00\u822c\u4eba\u6765\u8bf4\u538b\u529b\u4e0d\u5927\u7684\u60c5\u51b5\u4e0b\u5176\u5b9e\u78b0\u89c1\u7684\u6982\u7387\u5e76\u4e0d\u9ad8\u3002\u8fd9\u6b21\u60f3\u5206\u4eab\u7684\u8bdd\u9898\u662f\u6bd4\u8f83\u5e38\u89c1\u670d\u52a1\u5668\u7f51\u5361\u4e22\u5305\u73b0\u8c61\u6392\u67e5\u601d\u8def\uff0c\u5982\u679c\u4f60\u662f\u60f3\u4e86\u89e3\u70b9\u5bf9\u70b9\u7684\u4e22\u5305\u89e3\u51b3\u601d\u8def\u6d89\u53ca\u9762\u53ef\u80fd\u5c31\u6bd4\u8f83\u5e7f\uff0c\u4e0d\u59a8\u5148\u53c2\u8003\u4e4b\u524d\u7684\u6587\u7ae0 \u5982\u4f55\u4f7f\u7528MTR\u8bca\u65ad\u7f51\u7edc\u95ee\u9898 \uff0c\u5bf9\u4e8eLinux\u5e38\u7528\u7684\u7f51\u5361\u4e22\u5305\u5206\u6790\u5de5\u5177\u81ea\u7136\u662fethtool\u3002<\/p>\n<p> 2023\u5e7406\u670822\u65e5 \u2013 \u521d\u7a3f<\/p>\n<p> \u9605\u8bfb\u539f\u6587 \u2013 <\/p>\n<p> ethtool \u2013 utility for controlling network drivers and hardware<\/p>\n<p> ethtool is the standard Linux utility for controlling network drivers and hardware, particularly for wired Ethernet devices. It can be used to:<\/p>\n<p> Most features are dependent on support in the specific driver. See the manual page for full information.<\/p>\n<p> ethtool \u7528\u4e8e\u67e5\u770b\u548c\u4fee\u6539\u7f51\u7edc\u8bbe\u5907\uff08\u5c24\u5176\u662f\u6709\u7ebf\u4ee5\u592a\u7f51\u8bbe\u5907\uff09\u7684\u9a71\u52a8\u53c2\u6570\u548c\u786c\u4ef6\u8bbe\u7f6e\u3002\u4f60\u53ef\u4ee5\u6839\u636e\u9700\u8981\u66f4\u6539\u4ee5\u592a\u7f51\u5361\u7684\u53c2\u6570\uff0c\u5305\u62ec\u81ea\u52a8\u534f\u5546\u3001\u901f\u5ea6\u3001\u53cc\u5de5\u548c\u5c40\u57df\u7f51\u5524\u9192\u7b49\u53c2\u6570\u3002\u901a\u8fc7\u5bf9\u4ee5\u592a\u7f51\u5361\u7684\u914d\u7f6e\uff0c\u4f60\u7684\u8ba1\u7b97\u673a\u53ef\u4ee5\u901a\u8fc7\u7f51\u7edc\u6709\u6548\u5730\u57f9\u7985\u8fdb\u884c\u901a\u4fe1\u3002\u8be5\u5de5\u5177\u63d0\u4f9b\u4e86\u8bb8\u591a\u5173\u4e8e\u63a5\u9a73\u5230\u4f60\u7684 Linux \u7cfb\u7edf\u7684\u4ee5\u592a\u7f51\u8bbe\u5907\u7684\u4fe1\u606f\u3002<\/p>\n<p> \u63a5\u6536\u6570\u636e\u5305\u662f\u4e00\u4e2a\u590d\u6742\u7684\u8fc7\u7a0b\uff0c\u6d89\u53ca\u5f88\u591a\u5e95\u5c42\u7684\u6280\u672f\u7ec6\u8282\uff0c\u4f46\u5927\u81f4\u9700\u8981\u4ee5\u4e0b\u51e0\u4e2a\u6b65\u9aa4\uff1a<\/p>\n<\/p>\n<p> NIC \u5728\u63a5\u6536\u5230\u6570\u636e\u5305\u4e4b\u540e\uff0c\u9996\u5148\u9700\u8981\u5c06\u6570\u636e\u540c\u6b65\u5230\u5185\u6838\u4e2d\uff0c\u8fd9\u4e2d\u95f4\u7684\u6865\u6881\u662f rx ring buffer \u3002\u5b83\u662f\u7531 NIC \u548c\u9a71\u52a8\u7a0b\u5e8f\u5171\u4eab\u7684\u4e00\u7247\u533a\u57df\uff0c\u4e8b\u5b9e\u4e0a\uff0c rx ring buffer \u5b58\u50a8\u7684\u5e76\u4e0d\u662f\u5b9e\u9645\u7684 packet \u6570\u636e\uff0c\u800c\u662f\u4e00\u4e2a\u63cf\u8ff0\u7b26\uff0c\u8fd9\u4e2a\u63cf\u8ff0\u7b26\u6307\u5411\u4e86\u5b83\u771f\u6b63\u7684\u5b58\u50a8\u5730\u5740\uff0c\u5177\u4f53\u6d41\u7a0b\u5982\u4e0b\uff1a<\/p>\n<\/p>\n<p> \u5f53\u9a71\u52a8\u5904\u7406\u901f\u5ea6\u8ddf\u4e0d\u4e0a\u7f51\u5361\u6536\u5305\u901f\u5ea6\u65f6\uff0c\u9a71\u52a8\u6765\u4e0d\u53ca\u5206\u914d\u7f13\u51b2\u533a\uff0cNIC \u63a5\u6536\u5230\u7684\u6570\u636e\u5305\u65e0\u6cd5\u53ca\u65f6\u5199\u5230 sk_buffer \uff0c\u5c31\u4f1a\u4ea7\u751f\u5806\u79ef\uff0c\u5f53 NIC \u5185\u90e8\u7f13\u51b2\u533a\u5199\u6ee1\u540e\uff0c\u5c31\u4f1a\u4e22\u5f03\u90e8\u5206\u6570\u636e\uff0c\u5f15\u8d77\u4e22\u5305\u3002\u8fd9\u90e8\u5206\u4e22\u5305\u4e3a rx_fifo_errors \uff0c\u5728 \/proc\/net\/dev \u4e2d\u4f53\u73b0\u4e3a fifo \u5b57\u6bb5\u589e\u957f\uff0c\u5728 ifconfig \u4e2d\u4f53\u73b0\u4e3a overruns \u6307\u6807\u589e\u957f\u3002<\/p>\n<p> \u8fd9\u4e2a\u65f6\u5019\uff0c\u6570\u636e\u5305\u7ad6\u5e26\u5df2\u7ecf\u88ab\u8f6c\u79fb\u5230\u4e86 sk_buffer \u4e2d\u3002\u524d\u6587\u63d0\u5230\uff0c\u8fd9\u662f\u9a71\u52a8\u7a0b\u5e8f\u5728\u5185\u5b58\u4e2d\u5206\u914d\u7684\u4e00\u7247\u7f13\u51b2\u533a\uff0c\u5e76\u4e14\u662f\u901a\u8fc7 DMA \u5199\u5165\u7684\uff0c\u8fd9\u79cd\u65b9\u5f0f\u4e0d\u4f9d\u8d56 CPU \u76f4\u63a5\u5c06\u6570\u636e\u5199\u5230\u4e86\u5185\u5b58\u4e2d\uff0c\u610f\u5473\u7740\u5bf9\u5185\u6838\u6765\u8bf4\uff0c\u5176\u5b9e\u5e76\u4e0d\u77e5\u9053\u5df2\u7ecf\u6709\u65b0\u6570\u636e\u5230\u4e86\u5185\u5b58\u4e2d\u3002\u90a3\u4e48\u5982\u4f55\u8ba9\u5185\u6838\u77e5\u9053\u6709\u65b0\u6570\u636e\u8fdb\u6765\u4e86\u5462\uff1f\u7b54\u6848\u5c31\u662f\u4e2d\u65ad\uff0c\u901a\u8fc7\u4e2d\u65ad\u544a\u8bc9\u5185\u6838\u6709\u65b0\u6570\u636e\u8fdb\u6765\u4e86\uff0c\u5e76\u9700\u8981\u8fdb\u884c\u540e\u7eed\u5904\u7406\u3002<\/p>\n<p> \u63d0\u5230\u4e2d\u914d\u7ea4\u5c18\u65ad\uff0c\u5c31\u6d89\u53ca\u5230\u786c\u4e2d\u65ad\u548c\u8f6f\u4e2d\u65ad\uff0c\u9996\u5148\u9700\u8981\u7b80\u5355\u4e86\u89e3\u4e00\u4e0b\u5b83\u4eec\u7684\u533a\u522b\uff1a<\/p>\n<p> \u5f53 NIC \u628a\u6570\u636e\u5305\u901a\u8fc7 DMA \u590d\u5236\u5230\u5185\u6838\u7f13\u51b2\u533a sk_buffer \u540e\uff0cNIC \u7acb\u5373\u53d1\u8d77\u4e00\u4e2a\u786c\u4ef6\u4e2d\u65ad\u3002CPU \u63a5\u6536\u540e\uff0c\u9996\u5148\u8fdb\u5165\u4e0a\u534a\u90e8\u5206\uff0c\u7f51\u5361\u4e2d\u65ad\u5bf9\u5e94\u7684\u4e2d\u65ad\u5904\u7406\u7a0b\u5e8f\u662f\u7f51\u5361\u9a71\u52a8\u7a0b\u5e8f\u7684\u4e00\u90e8\u5206\uff0c\u4e4b\u540e\u7531\u5b83\u53d1\u8d77\u8f6f\u4e2d\u65ad\uff0c\u8fdb\u5165\u4e0b\u534a\u90e8\u5206\uff0c\u5f00\u59cb\u6d88\u8d39 sk_buffer \u4e2d\u7684\u6570\u636e\uff0c\u4ea4\u7ed9\u5185\u6838\u534f\u8bae\u6808\u5904\u7406\u3002<\/p>\n<\/p>\n<p> \u901a\u8fc7\u4e2d\u65ad\uff0c\u80fd\u591f\u5feb\u901f\u53ca\u65f6\u5730\u54cd\u5e94\u7f51\u5361\u6570\u636e\u8bf7\u6c42\uff0c\u4f46\u5982\u679c\u6570\u636e\u91cf\u5927\uff0c\u90a3\u4e48\u4f1a\u4ea7\u751f\u5927\u91cf\u4e2d\u65ad\u8bf7\u6c42\uff0cCPU \u5927\u90e8\u5206\u65f6\u95f4\u90fd\u5fd9\u4e8e\u5904\u7406\u4e2d\u65ad\uff0c\u6548\u7387\u5f88\u4f4e\u3002\u4e3a\u4e86\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\uff0c\u73b0\u5728\u7684\u5185\u6838\u53ca\u9a71\u52a8\u90fd\u91c7\u7528\u4e00\u79cd\u53eb NAPI\uff08new API\uff09\u7684\u65b9\u5f0f\u8fdb\u884c\u6570\u636e\u5904\u7406\uff0c\u5176\u539f\u7406\u53ef\u4ee5\u7b80\u5355\u7406\u89e3\u4e3a \u4e2d\u65ad + \u8f6e\u8be2\uff0c\u5728\u6570\u636e\u91cf\u5927\u65f6\uff0c\u4e00\u6b21\u4e2d\u65ad\u540e\u901a\u8fc7\u8f6e\u8be2\u63a5\u6536\u4e00\u5b9a\u6570\u91cf\u5305\u518d\u8fd4\u56de\uff0c\u907f\u514d\u4ea7\u751f\u591a\u6b21\u4e2d\u65ad\u3002<\/p>\n<p> (1) RX errors<\/p>\n<p> \u8868\u793a\u603b\u7684\u6536\u5305\u7684\u9519\u8bef\u6570\u91cf\uff0c\u8fd9\u5305\u62ec too-long-frames \u9519\u8bef\uff0cRing Buffer \u6ea2\u51fa\u9519\u8bef\uff0ccrc \u6821\u9a8c\u9519\u8bef\uff0c\u5e27\u540c\u6b65\u9519\u8bef\uff0cfifo overruns \u4ee5\u53ca missed pkg \u7b49\u7b49\u3002<\/p>\n<p> (2) RX dropped<\/p>\n<p> \u8868\u793a\u6570\u636e\u5305\u5df2\u7ecf\u8fdb\u5165\u4e86 Ring Buffer\uff0c\u4f46\u662f\u7531\u4e8e\u5185\u5b58\u4e0d\u591f\u7b49\u7cfb\u7edf\u539f\u56e0\uff0c\u5bfc\u81f4\u5728\u62f7\u8d1d\u5230\u5185\u5b58\u7684\u8fc7\u7a0b\u4e2d\u88ab\u4e22\u5f03\u3002<\/p>\n<p> (3) RX overruns<\/p>\n<p> \u8868\u793a\u4e86 fifo \u7684 overruns\uff0c\u8fd9\u662f\u7531\u4e8e Ring Buffer(aka Driver Queue) \u4f20\u8f93\u7684 IO \u5927\u4e8e kernel \u80fd\u591f\u5904\u7406\u7684 IO \u5bfc\u81f4\u7684\uff0c\u800c Ring Buffer \u5219\u662f\u6307\u5728\u53d1\u8d77 IRQ \u8bf7\u6c42\u4e4b\u524d\u7684\u90a3\u5757 buffer\u3002\u5f88\u660e\u663e\uff0coverruns \u7684\u589e\u5927\u610f\u5473\u7740\u6570\u636e\u5305\u6ca1\u5230 Ring Buffer \u5c31\u88ab\u7f51\u5361\u7269\u7406\u5c42\u7ed9\u4e22\u5f03\u4e86\uff0c\u800c CPU \u65e0\u6cd5\u5373\u4f7f\u7684\u5904\u7406\u4e2d\u65ad\u662f\u9020\u6210 Ring Buffer \u6ee1\u7684\u539f\u56e0\u4e4b\u4e00\uff0c\u4e0a\u9762\u90a3\u53f0\u6709\u95ee\u9898\u7684\u673a\u5668\u5c31\u662f\u56e0\u4e3a interruprs \u5206\u5e03\u7684\u4e0d\u5747\u5300(\u90fd\u538b\u5728 core0)\uff0c\u6ca1\u6709\u505a affinity \u800c\u9020\u6210\u7684\u4e22\u5305\u3002<\/p>\n<p> (4) RX frame<\/p>\n<p> \u8868\u793a misaligned \u7684 frames\u3002<\/p>\n<p> \u7f51\u7ebf\u4e0a\u7684packet\u9996\u5148\u88ab\u7f51\u5361\u83b7\u53d6\uff0c\u7f51\u5361\u4f1a\u68c0\u67e5packet\u7684CRC\u6821\u9a8c\uff0c\u4fdd\u8bc1\u5b8c\u6574\u6027\uff0c\u7136\u540e\u5c06packet\u5934\u53bb\u6389\uff0c\u5f97\u5230frame\u3002\u7f51\u5361\u4f1a\u68c0\u67e5MAC\u5305\u5185\u7684\u76ee\u7684MAC\u5730\u5740\uff0c\u5982\u679c\u548c\u672c\u7f51\u5361\u7684MAC\u5730\u5740\u4e0d\u4e00\u6837\u5219\u4e22\u5f03(\u6df7\u6742\u6a21\u5f0f\u9664\u5916)\u3002<\/p>\n<p> \u7f51\u5361\u5c06frame\u62f7\u8d1d\u5230\u7f51\u5361\u5185\u90e8\u7684FIFO\u7f13\u51b2\u533a\uff0c\u89e6\u53d1\u786c\u4ef6\u4e2d\u65ad\u3002\uff08\u5982\u6709ring buffer\u7684\u7f51\u5361\uff0c\u597d\u50cfframe\u53ef\u4ee5\u5148\u5b58\u5728ring buffer\u91cc\u518d\u89e6\u53d1\u8f6f\u4ef6\u4e2d\u65ad\uff08\u4e0b\u7bc7\u6587\u7ae0\u5c06\u8be6\u7ec6\u89e3\u91caLinux\u4e2dframe\u7684\u8d70\u5411\uff09\uff0cring buffer\u662f\u7f51\u5361\u548c\u9a71\u52a8\u7a0b\u5e8f\u5171\u4eab\uff0c\u662f\u8bbe\u5907\u91cc\u7684\u5185\u5b58\uff0c\u4f46\u662f\u5bf9\u64cd\u4f5c\u7cfb\u7edf\u662f\u53ef\u89c1\u7684\uff0c\u56e0\u4e3a\u770b\u5230linux\u5185\u6838\u6e90\u7801\u91cc\u7f51\u5361\u9a71\u52a8\u7a0b\u5e8f\u662f\u4f7f\u7528kcalloc\u6765\u5206\u914d\u7684\u7a7a\u95f4\uff0c\u6240\u4ee5ring buffer\u4e00\u822c\u90fd\u6709\u4e0a\u9650\uff0c\u53e6\u5916\u8fd9\u4e2aring buffer size\uff0c\u8868\u793a\u7684\u5e94\u8be5\u662f\u80fd\u5b58\u50a8\u7684frame\u7684\u4e2a\u6570\uff0c\u800c\u4e0d\u662f\u5b57\u8282\u5927\u5c0f\u3002\u53e6\u5916\u6709\u4e9b\u7cfb\u7edf\u7684 ethtool \u547d\u4ee4 \u5e76\u4e0d\u80fd\u6539\u53d8ring parameters\u6765\u8bbe\u7f6ering buffer\u7684\u5927\u5c0f\uff0c\u6682\u65f6\u4e0d\u77e5\u9053\u4e3a\u4ec0\u4e48\uff0c\u53ef\u80fd\u662f\u9a71\u52a8\u4e0d\u652f\u6301\u3002\uff09<\/p>\n<p> \u7f51\u5361\u9a71\u52a8\u7a0b\u5e8f\u901a\u8fc7\u786c\u4e2d\u65ad\u5904\u7406\u51fd\u6570\uff0c\u6784\u5efask_buff\uff0c\u628aframe\u4ece\u7f51\u5361FIFO\u62f7\u8d1d\u5230\u5185\u5b58skb\u4e2d\uff0c\u63a5\u4e0b\u6765\u4ea4\u7ed9\u5185\u6838\u5904\u7406\u3002\uff08\u652f\u6301napi\u7684\u7f51\u5361\u5e94\u8be5\u662f\u76f4\u63a5\u653e\u5728ring buffer\uff0c\u4e0d\u89e6\u53d1\u786c\u4e2d\u65ad\uff0c\u76f4\u63a5\u4f7f\u7528\u8f6f\u4e2d\u65ad\uff0c\u62f7\u8d1dring buffer\u91cc\u7684\u6570\u636e\uff0c\u76f4\u63a5\u8f93\u9001\u7ed9\u4e0a\u5c42\u5904\u7406\uff0c\u6bcf\u4e2a\u7f51\u5361\u5728\u4e00\u6b21\u8f6f\u4e2d\u65ad\u5904\u7406\u8fc7\u7a0b\u80fd\u5904\u7406weight\u4e2aframe\uff09<\/p>\n<p> \u8fc7\u7a0b\u4e2d\uff0c\u7f51\u5361\u82af\u7247\u5bf9frame\u8fdb\u884c\u4e86MAC\u8fc7\u6ee4\uff0c\u4ee5\u51cf\u5c0f\u7cfb\u7edf\u8d1f\u8377\u3002\uff08\u9664\u4e86\u6df7\u6742\u6a21\u5f0f\uff09<\/p>\n<p> \u7f51\u5361\u9a71\u52a8\u7a0b\u5e8f\u5c06IP\u5305\u6dfb\u52a014\u5b57\u8282\u7684MAC\u5934\uff0c\u6784\u6210frame\uff08\u6682\u65e0CRC\uff09\u3002Frame\uff08\u6682\u65e0CRC\uff09\u4e2d\u542b\u6709\u53d1\u9001\u7aef\u548c\u63a5\u6536\u7aef\u7684MAC\u5730\u5740\uff0c\u7531\u4e8e\u662f\u9a71\u52a8\u7a0b\u5e8f\u521b\u5efaMAC\u5934\uff0c\u6240\u4ee5\u53ef\u4ee5\u968f\u4fbf\u8f93\u5165\u5730\u5740\uff0c\u4e5f\u53ef\u4ee5\u8fdb\u884c\u4e3b\u673a\u4f2a\u88c5\u3002<\/p>\n<p> \u9a71\u52a8\u7a0b\u5e8f\u5c06frame\uff08\u6682\u65e0CRC\uff09\u62f7\u8d1d\u5230\u7f51\u5361\u82af\u7247\u5185\u90e8\u7684\u7f13\u51b2\u533a\uff0c\u7531\u7f51\u5361\u5904\u7406\u3002<\/p>\n<p> \u7f51\u5361\u82af\u7247\u5c06\u672a\u5b8c\u5168\u5b8c\u6210\u7684frame\uff08\u7f3aCRC\uff09\u518d\u6b21\u5c01\u88c5\u4e3a\u53ef\u4ee5\u53d1\u9001\u7684packet\uff0c\u4e5f\u5c31\u662f\u6dfb\u52a0\u5934\u90e8\u540c\u6b65\u4fe1\u606f\u548cCRC\u6821\u9a8c\uff0c\u7136\u540e\u4e22\u5230\u7f51\u7ebf\u4e0a\uff0c\u5c31\u5b8c\u6210\u4e00\u4e2aIP\u62a5\u7684\u53d1\u9001\u4e86\uff0c\u6240\u6709\u63a5\u5230\u7f51\u7ebf\u4e0a\u7684\u7f51\u5361\u90fd\u53ef\u4ee5\u770b\u5230\u8be5packet\u3002<\/p>\n<p> \u4ea7\u751f\u4e2d\u65ad\u7684\u6bcf\u4e2a\u8bbe\u5907\u90fd\u6709\u4e00\u4e2a\u76f8\u5e94\u7684\u4e2d\u65ad\u5904\u7406\u7a0b\u5e8f\uff0c\u662f\u8bbe\u5907\u9a71\u52a8\u7a0b\u5e8f\u7684\u4e00\u90e8\u5206\u3002\u6bcf\u4e2a\u7f51\u5361\u90fd\u6709\u4e00\u4e2a\u4e2d\u65ad\u5904\u7406\u7a0b\u5e8f\uff0c\u7528\u4e8e\u901a\u77e5\u7f51\u5361\u8be5\u4e2d\u65ad\u5df2\u7ecf\u88ab\u63a5\u6536\u4e86\uff0c\u4ee5\u53ca\u628a\u7f51\u5361\u7f13\u51b2\u533a\u7684\u6570\u636e\u5305\u62f7\u8d1d\u5230\u5185\u5b58\u4e2d\u3002<\/p>\n<p> \u5f53\u7f51\u5361\u63a5\u6536\u6765\u81ea\u7f51\u7edc\u7684\u6570\u636e\u5305\u65f6\uff0c\u9700\u8981\u901a\u77e5\u5185\u6838\u6570\u636e\u5305\u5230\u4e86\u3002\u7f51\u5361\u7acb\u5373\u53d1\u51fa\u4e2d\u65ad\u3002\u5185\u6838\u901a\u8fc7\u6267\u884c\u7f51\u5361\u5df2\u6ce8\u518c\u7684\u4e2d\u65ad\u5904\u7406\u51fd\u6570\u6765\u505a\u51fa\u5e94\u7b54\u3002\u4e2d\u65ad\u5904\u7406\u7a0b\u5e8f\u5f00\u59cb\u6267\u884c\uff0c\u901a\u77e5\u786c\u4ef6\uff0c\u62f7\u8d1d\u6700\u65b0\u7684\u7f51\u7edc\u6570\u636e\u5305\u5230\u5185\u5b58\uff0c\u7136\u540e\u8bfb\u53d6\u7f51\u5361\u66f4\u591a\u7684\u6570\u636e\u5305\u3002<\/p>\n<p> \u8fd9\u4e9b\u90fd\u662f\u91cd\u8981\u3001\u7d27\u8feb\u800c\u53c8\u4e0e\u786c\u4ef6\u76f8\u5173\u7684\u5de5\u4f5c\u3002\u5185\u6838\u901a\u5e38\u9700\u8981\u5feb\u901f\u7684\u62f7\u8d1d\u7f51\u7edc\u6570\u636e\u5305\u5230\u7cfb\u7edf\u5185\u5b58\uff0c\u56e0\u4e3a\u7f51\u5361\u4e0a\u63a5\u6536\u7f51\u7edc\u6570\u636e\u5305\u7684\u7f13\u5b58\u5927\u5c0f\u56fa\u5b9a\uff0c\u800c\u4e14\u76f8\u6bd4\u7cfb\u7edf\u5185\u5b58\u4e5f\u8981\u5c0f\u5f97\u591a\u3002\u6240\u4ee5\u4e0a\u8ff0\u62f7\u8d1d\u52a8\u4f5c\u4e00\u65e6\u88ab\u5ef6\u8fdf\uff0c\u5fc5\u7136\u9020\u6210\u7f51\u5361FIFO\u7f13\u5b58\u6ea2\u51fa \u2013 \u8fdb\u5165\u7684\u6570\u636e\u5305\u5360\u6ee1\u4e86\u7f51\u5361\u7684\u7f13\u5b58\uff0c\u540e\u7eed\u7684\u5305\u53ea\u80fd\u88ab\u4e22\u5f03\uff0c\u8fd9\u4e5f\u5e94\u8be5\u5c31\u662fifconfig\u91cc\u7684overrun\u7684\u6765\u6e90\u3002<\/p>\n<p> \u5f53\u7f51\u7edc\u6570\u636e\u5305\u88ab\u62f7\u8d1d\u5230\u7cfb\u7edf\u5185\u5b58\u540e\uff0c\u4e2d\u65ad\u7684\u4efb\u52a1\u7b97\u662f\u5b8c\u6210\u4e86\uff0c\u8fd9\u65f6\u5b83\u628a\u63a7\u5236\u6743\u4ea4\u8fd8\u7ed9\u88ab\u7cfb\u7edf\u4e2d\u65ad\u524d\u8fd0\u884c\u7684\u7a0b\u5e8f\u3002<\/p>\n<p> \u7f51\u5361\u7684\u5185\u6838\u7f13\u51b2\u533a\uff0c\u662f\u5728PC\u5185\u5b58\u4e2d\uff0c\u7531\u5185\u6838\u63a7\u5236\uff0c\u800c\u7f51\u5361\u4f1a\u6709FIFO\u7f13\u51b2\u533a\uff0c\u6216\u8005ring buffer\uff0c\u8fd9\u5e94\u8be5\u5c06\u4e24\u8005\u533a\u5206\u5f00\u3002FIFO\u6bd4\u8f83\u5c0f\uff0c\u91cc\u9762\u6709\u6570\u636e\u4fbf\u4f1a\u5c3d\u91cf\u5c06\u6570\u636e\u5b58\u5728\u5185\u6838\u7f13\u51b2\u4e2d\u3002<\/p>\n<p> \u7f51\u5361\u4e2d\u7684\u7f13\u51b2\u533a\u65e2\u4e0d\u5c5e\u4e8e\u5185\u6838\u7a7a\u95f4\uff0c\u4e5f\u4e0d\u5c5e\u4e8e\u7528\u6237\u7a7a\u95f4\u3002\u5b83\u5c5e\u4e8e\u786c\u4ef6\u7f13\u51b2\uff0c\u5141\u8bb8\u7f51\u5361\u4e0e\u64cd\u4f5c\u7cfb\u7edf\u4e4b\u95f4\u6709\u4e2a\u7f13\u51b2\uff1b<\/p>\n<p> \u5185\u6838\u7f13\u51b2\u533a\u5728\u5185\u6838\u7a7a\u95f4\uff0c\u5728\u5185\u5b58\u4e2d\uff0c\u7528\u4e8e\u5185\u6838\u7a0b\u5e8f\uff0c\u505a\u4e3a\u8bfb\u81ea\u6216\u5199\u5f80\u786c\u4ef6\u7684\u6570\u636e\u7f13\u51b2\u533a\uff1b<\/p>\n<p> \u7528\u6237\u7f13\u51b2\u533a\u5728\u7528\u6237\u7a7a\u95f4\uff0c\u5728\u5185\u5b58\u4e2d\uff0c\u7528\u4e8e\u7528\u6237\u7a0b\u5e8f\uff0c\u505a\u4e3a\u8bfb\u81ea\u6216\u5199\u5f80\u786c\u4ef6\u7684\u6570\u636e\u7f13\u51b2\u533a\uff1b<\/p>\n<p> \u53e6\u5916\uff0c\u4e3a\u4e86\u52a0\u5feb\u6570\u636e\u7684\u4ea4\u4e92\uff0c\u53ef\u4ee5\u5c06\u5185\u6838\u7f13\u51b2\u533a\u6620\u5c04\u5230\u7528\u6237\u7a7a\u95f4\uff0c\u8fd9\u6837\uff0c\u5185\u6838\u7a0b\u5e8f\u548c\u7528\u6237\u7a0b\u5e8f\u5c31\u53ef\u4ee5\u540c\u65f6\u8bbf\u95ee\u8fd9\u4e00\u533a\u95f4\u4e86\u3002<\/p>\n<p> \u5bf9\u4e8e\u6709ring buffer\u7684\u7f51\u5361\uff0cring buffer\u662f\u7531\u9a71\u52a8\u4e0e\u7f51\u5361\u5171\u4eab\u7684\uff0c\u6240\u4ee5\u5185\u6838\u53ef\u4ee5\u76f4\u63a5\u8bbf\u95eering buffer\uff0c\u4e00\u822c\u62f7\u8d1dframes\u7684\u526f\u672c\u5230\u81ea\u5df1\u7684\u5185\u6838\u7a7a\u95f4\u8fdb\u884c\u5904\u7406\uff08deliver\u5230\u4e0a\u5c42\u534f\u8bae\uff0c\u4e4b\u540e\u7684\u4e00\u4e2a\u4e2askb\u5c31\u662f\u6309skb\u7684\u6307\u9488\u4f20\u9012\u65b9\u5f0f\u4f20\u9012\uff0c\u76f4\u5230\u7528\u6237\u83b7\u5f97\u6570\u636e\uff0c\u6240\u4ee5\uff0c\u5bf9\u4e8ering buffer\u7f51\u5361\uff0c\u5927\u91cf\u62f7\u8d1d\u53d1\u751f\u5728frame\u4ecering buffer\u4f20\u9012\u5230\u5185\u6838\u63a7\u5236\u7684\u8ba1\u7b97\u673a\u5185\u5b58\u91cc\uff09\u3002<\/p>\n<p> \u7f51\u5361\u5de5\u4f5c\u5728\u6570\u636e\u94fe\u8def\u5c42\uff0c\u6570\u636e\u91cf\u94fe\u8def\u5c42\uff0c\u4f1a\u505a\u4e00\u4e9b\u6821\u9a8c\uff0c\u5c01\u88c5\u6210\u5e27\u3002\u6211\u4eec\u53ef\u4ee5\u67e5\u770b\u6821\u9a8c\u662f\u5426\u51fa\u9519\uff0c\u786e\u5b9a\u4f20\u8f93\u662f\u5426\u5b58\u5728\u95ee\u9898\u3002\u7136\u540e\u4ece\u8f6f\u4ef6\u5c42\u9762\uff0c\u662f\u5426\u56e0\u4e3a\u7f13\u51b2\u533a\u592a\u5c0f\u4e22\u5305\u3002<\/p>\n<p> \u4e00\u53f0\u673a\u5668\u7ecf\u5e38\u6536\u5230\u4e22\u5305\u7684\u62a5\u8b66\uff0c\u5148\u770b\u770b\u66f4\u5e95\u5c42\u7684\u6709\u6ca1\u6709\u95ee\u9898:<\/p>\n<p> (1) \u67e5\u770b\u5de5\u4f5c\u6a21\u5f0f\u662f\u5426\u6b63\u5e38<\/p>\n<p> (2) \u67e5\u770b\u68c0\u9a8c\u662f\u5426\u6b63\u5e38<\/p>\n<p> Speed\uff0cDuplex\uff0cCRC \u4e4b\u7c7b\u7684\u90fd\u6ca1\u95ee\u9898\uff0c\u57fa\u672c\u53ef\u4ee5\u6392\u9664\u7269\u7406\u5c42\u9762\u7684\u5e72\u6270\u3002<\/p>\n<p> Why rx_crc_errors incrementing in the receive counter of ethtool -S output?<\/p>\n<p> Check ethtool -S output and find where are the drops and errors.<\/p>\n<p> Check the numbers corresponding to rx_crc_errors .<\/p>\n<p> \u663e\u793a\u4e86p1p1 \u7684\u63a5\u53e3\u7c7b\u578b\uff0c\u8fde\u63a5\u6a21\u5f0f\uff0c\u901f\u7387\u7b49\u7b49\u4fe1\u606f\uff0c\u4ee5\u53ca\u5f53\u524d\u662f\u5426\u8fde\u63a5\u4e86\u7f51\u7ebf\uff08\u5982\u679c\u662f\u7f51\u7ebfSupported ports \u5c31\u662fTP\uff0c\u5982\u679c\u662f\u5149\u7ea4\u5219\u663e\u793aFiber\uff09\uff0c\u8fd9\u91cc\u4f8b\u4e3e\u4e0b3\u4e2a\u91cd\u8981\u5173\u952e\u8bcd<\/p>\n<p> Supported ports: <\/p>\n<p> Speed: 10000Mb\/s<\/p>\n<p> Link detected: yes<\/p>\n<p> ethtool <\/p>\n<p> Counters Troubleshooting for Linux Driver <\/p>\n<p> Why do I see rx_crc_errors in ethtool output? <\/p>\n<p> ping\u8bf7\u6c42\u9519\u8bef\u5206\u6790 <\/p>\n<p> ifconfig \u547d\u4ee4\u8be6\u89e3 <\/p>\n<p> ethtool \u547d\u4ee4\u8be6\u89e3 <\/p>\n<p> ethtool \u89e3\u51b3\u7f51\u5361\u4e22\u5305\u4e25\u91cd\u548c\u7f51\u5361\u539f\u7406<\/p>\n<p>\u5173\u4e8elinux\u7f51\u5361\u4e22\u5305\u67e5\u770b\u7684\u4ecb\u7ecd\u5230\u6b64\u5c31\u7ed3\u675f\u4e86\uff0c\u4e0d\u77e5\u9053\u4f60\u4ece\u4e2d\u627e\u5230\u4f60\u9700\u8981\u7684\u4fe1\u606f\u4e86\u5417 \uff1f\u5982\u679c\u4f60\u8fd8\u60f3\u4e86\u89e3\u66f4\u591a\u8fd9\u65b9\u9762\u7684\u4fe1\u606f\uff0c\u8bb0\u5f97\u6536\u85cf\u5173\u6ce8\u672c\u7ad9\u3002<\/p>\n<p><a href=\"http:https:\/\/idc.net\/\">\u9999\u6e2f\u670d\u52a1\u5668<\/a>\u9996\u9009\u540e\u6d6a\u4e91\uff0c2H2G\u9996\u670810\u5143\u5f00\u901a\u3002<br \/>\u540e\u6d6a\u4e91\uff08www.IDC.Net\uff09\u63d0\u4f9b\u7b80\u5355\u597d\u7528\uff0c\u4ef7\u683c\u539a\u9053\u7684\u9999\u6e2f\/\u7f8e\u56fd\u4e91\u670d\u52a1\u5668\u548c\u72ec\u7acb\u670d\u52a1\u5668\u3002IDC+ISP+ICP\u8d44\u8d28\u3002ARIN\u548cAPNIC\u4f1a\u5458\u3002\u6210\u719f\u6280\u672f\u56e2\u961f15\u5e74\u884c\u4e1a\u7ecf\u9a8c\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u7f51\u7edc\u4e22\u5305\u6307\u7684\u662f\u5728\u6570\u636e\u4f20\u8f93\u8fc7\u7a0b\u4e2d\u4e22\u5931\u4e86\u90e8\u5206\u6570\u636e\u5305\uff0c\u8fd9\u53ef\u80fd\u4f1a\u5bfc\u81f4\u7f51\u7edc\u6027\u80fd\u4e0b\u964d\u3001\u7f51\u7edc\u5ef6\u8fdf\u589e\u52a0\u548c\u6570\u636e\u4f20\u8f93\u5931\u8d25\u7b49\u95ee\u9898\u3002\u4f5c [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[34],"tags":[],"class_list":["post-147388","post","type-post","status-publish","format-standard","hentry","category-linux"],"_links":{"self":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/147388","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/comments?post=147388"}],"version-history":[{"count":0,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/147388\/revisions"}],"wp:attachment":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/media?parent=147388"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/categories?post=147388"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/tags?post=147388"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}