{"id":4286,"date":"2021-11-26T18:09:55","date_gmt":"2021-11-27T02:09:55","guid":{"rendered":"https:\/\/www.xh86.me\/?p=4286"},"modified":"2021-11-26T18:09:55","modified_gmt":"2021-11-27T02:09:55","slug":"linux%e4%b8%8b%e5%b8%b8%e7%94%a8%e7%9a%84%e8%b4%9f%e8%bd%bd%e5%9d%87%e8%a1%a1","status":"publish","type":"post","link":"https:\/\/www.xh86.me\/?p=4286","title":{"rendered":"Linux\u4e0b\u5e38\u7528\u7684\u8d1f\u8f7d\u5747\u8861"},"content":{"rendered":"<h2 id=\"lvs\">lvs<\/h2>\n<p>Linux Virtual Server (lvs) \u662fLinux\u5185\u6838\u81ea\u5e26\u7684\u8d1f\u8f7d\u5747\u8861\u5668\uff0c\u4e5f\u662f\u76ee\u524d\u6027\u80fd\u6700\u597d\u7684\u8f6f\u4ef6\u8d1f\u8f7d\u5747\u8861\u5668\u4e4b\u4e00\u3002lvs\u5305\u62ecipvs\u5185\u6838\u6a21\u5757\u548cipvsadm\u7528\u6237\u7a7a\u95f4\u547d\u4ee4\u884c\u5de5\u5177\u4e24\u90e8\u5206\u3002<\/p>\n<p>\u5728lvs\u4e2d\uff0c\u8282\u70b9\u5206\u4e3aDirector Server\u548cReal Server\u4e24\u4e2a\u89d2\u8272\uff0c\u5176\u4e2dDirector Server\u662f\u8d1f\u8f7d\u5747\u8861\u5668\u6240\u5728\u8282\u70b9\uff0c\u800cReal Server\u5219\u662f\u540e\u7aef\u670d\u52a1\u8282\u70b9\u3002\u5f53\u7528\u6237\u7684\u8bf7\u6c42\u5230\u8fbeDirector Server\u65f6\uff0c\u5185\u6838netfilter\u673a\u5236\u7684PREROUTING\u94fe\u4f1a\u5c06\u53d1\u5f80\u672c\u5730IP\u7684\u5305\u8f6c\u53d1\u7ed9INPUT\u94fe\uff08\u4e5f\u5c31\u662fipvs\u7684\u5de5\u4f5c\u94fe\uff09\uff0c\u5728INPUT\u94fe\u4e0a\uff0cipvs\u6839\u636e\u7528\u6237\u5b9a\u4e49\u7684\u89c4\u5219\u5bf9\u6570\u636e\u5305\u8fdb\u884c\u5904\u7406\uff08\u5982\u4fee\u6539\u76ee\u7684IP\u548c\u7aef\u53e3\u7b49\uff09\uff0c\u5e76\u628a\u65b0\u7684\u5305\u53d1\u9001\u5230POSTROUTING\u94fe\uff0c\u8fdb\u800c\u518d\u8f6c\u53d1\u7ed9Real Server\u3002<\/p>\n<h3 id=\"\u8f6c\u53d1\u6a21\u5f0f\">\u8f6c\u53d1\u6a21\u5f0f<\/h3>\n<p><strong>NAT<\/strong><\/p>\n<p>NAT\u6a21\u5f0f\u901a\u8fc7\u4fee\u6539\u6570\u636e\u5305\u7684\u76ee\u7684IP\u548c\u76ee\u7684\u7aef\u53e3\u6765\u5c06\u5305\u8f6c\u53d1\u7ed9Real Server\u3002\u5b83\u7684\u7279\u70b9\u5305\u62ec<\/p>\n<ul>\n<li>Director Server\u5fc5\u987b\u4f5c\u4e3aReal Server\u7684\u7f51\u5173\uff0c\u5e76\u4e14\u5b83\u4eec\u5fc5\u987b\u5904\u4e8e\u540c\u4e00\u4e2a\u7f51\u6bb5\u5185<\/li>\n<li>\u4e0d\u9700\u8981Real Server\u505a\u4efb\u4f55\u7279\u6b8a\u914d\u7f6e<\/li>\n<li>\u652f\u6301\u7aef\u53e3\u6620\u5c04<\/li>\n<li>\u8bf7\u6c42\u548c\u54cd\u5e94\u90fd\u9700\u8981\u7ecf\u8fc7Director Server\uff0c\u6613\u6210\u4e3a\u6027\u80fd\u74f6\u9888<\/li>\n<\/ul>\n<p><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/feisky.gitbooks.io\/sdn\/content\/linux\/images\/lvs-nat.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  decoding=\"async\" data-original=\"https:\/\/feisky.gitbooks.io\/sdn\/content\/linux\/images\/lvs-nat.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" \/><\/div><\/p>\n<p><strong>DR<\/strong><\/p>\n<p>DR\uff08Direct Route\uff09\u6a21\u5f0f\u901a\u8fc7\u4fee\u6539\u6570\u636e\u5305\u7684\u76ee\u7684MAC\u5730\u5740\u5c06\u5305\u8f6c\u53d1\u7ed9Real Server\u3002\u5b83\u7684\u7279\u70b9\u5305\u62ec<\/p>\n<ul>\n<li>\u9700\u8981\u5728Real Server\u7684lo\u4e0a\u914d\u7f6evip\uff0c\u5e76\u914d\u7f6earp_ignore\u548carp_announce\u5ffd\u7565\u5bf9vip\u7684ARP\u89e3\u6790\u8bf7\u6c42<\/li>\n<li>Director Server\u548cReal Server\u5fc5\u987b\u5728\u540c\u4e00\u4e2a\u7269\u7406\u7f51\u7edc\u5185\uff0c\u4e8c\u5c42\u53ef\u8fbe<\/li>\n<li>\u867d\u7136\u6240\u6709\u8bf7\u6c42\u5305\u90fd\u4f1a\u7ecf\u8fc7Director Server\uff0c\u4f46\u54cd\u5e94\u62a5\u6587\u4e0d\u7ecf\u8fc7\uff0c\u6709\u6027\u80fd\u4e0a\u7684\u4f18\u52bf<\/li>\n<\/ul>\n<p><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/feisky.gitbooks.io\/sdn\/content\/linux\/images\/lvs-dr.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  decoding=\"async\" data-original=\"https:\/\/feisky.gitbooks.io\/sdn\/content\/linux\/images\/lvs-dr.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" \/><\/div><\/p>\n<p><strong>TUN<\/strong><\/p>\n<p>TUN\u6a21\u5f0f\u901a\u8fc7\u5c06\u6570\u636e\u5305\u5c01\u88c5\u5728\u53e6\u4e00\u4e2aIP\u5305\u4e2d\uff08\u6e90\u5730\u5740\u4e3aDIP\uff0c\u76ee\u7684\u4e3aRIP\uff09\u5c06\u5305\u8f6c\u53d1\u7ed9Real Server\u3002\u5b83\u7684\u7279\u70b9\u5305\u62ec<\/p>\n<ul>\n<li>Real Server\u9700\u8981\u5728lo\u4e0a\u914d\u7f6evip\uff0c\u4f46\u4e0d\u9700\u8981Director Server\u4f5c\u4e3a\u7f51\u5173<\/li>\n<li>\u4e0d\u652f\u6301\u7aef\u53e3\u6620\u5c04<\/li>\n<\/ul>\n<p><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/feisky.gitbooks.io\/sdn\/content\/linux\/images\/lvs-tun.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  decoding=\"async\" data-original=\"https:\/\/feisky.gitbooks.io\/sdn\/content\/linux\/images\/lvs-tun.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" \/><\/div><\/p>\n<p><strong>FULLNAT<\/strong><\/p>\n<p>FULLNAT\u662f\u963f\u91cc\u5728NAT\u57fa\u7840\u4e0a\u589e\u52a0\u7684\u4e00\u4e2a\u65b0\u8f6c\u53d1\u6a21\u5f0f\uff0c\u901a\u8fc7\u5f15\u5165local IP\uff08CIP-VIP\u8f6c\u6362\u4e3aLIP-&gt;RIP\uff0c\u800cLIP\u548cRIP\u5747\u4e3aIDC\u5185\u7f51IP\uff09\u4f7f\u5f97\u7269\u7406\u7f51\u7edc\u53ef\u4ee5\u8de8\u8d8a\u4e0d\u540cvlan\uff0c\u4ee3\u7801\u7ef4\u62a4\u5728<a href=\"https:\/\/github.com\/alibaba\/LVS\" target=\"_blank\" rel=\"noopener\">https:\/\/github.com\/alibaba\/LVS<\/a>\u4e0a\u9762\u3002\u5176\u7279\u70b9\u662f<\/p>\n<ul>\n<li>\u7269\u7406\u7f51\u7edc\u4ec5\u8981\u6c42\u4e09\u5c42\u53ef\u8fbe<\/li>\n<li>Real Server\u4e0d\u9700\u8981\u4efb\u4f55\u7279\u6b8a\u914d\u7f6e<\/li>\n<li>SYNPROXY\u9632\u6b62synflooding\u653b\u51fb<\/li>\n<li>\u672a\u8fdb\u5165\u5185\u6838\u4e3b\u7ebf\uff0c\u7ef4\u62a4\u590d\u6742<\/li>\n<\/ul>\n<p><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/feisky.gitbooks.io\/sdn\/content\/linux\/images\/lvs-fullnat.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  decoding=\"async\" data-original=\"https:\/\/feisky.gitbooks.io\/sdn\/content\/linux\/images\/lvs-fullnat.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" \/><\/div><\/p>\n<h3 id=\"\u8c03\u5ea6\u7b97\u6cd5\">\u8c03\u5ea6\u7b97\u6cd5<\/h3>\n<ul>\n<li>\u8f6e\u53eb\u8c03\u5ea6\uff08Round-Robin Scheduling\uff09<\/li>\n<li>\u52a0\u6743\u8f6e\u53eb\u8c03\u5ea6\uff08Weighted Round-Robin Scheduling\uff09<\/li>\n<li>\u6700\u5c0f\u8fde\u63a5\u8c03\u5ea6\uff08Least-Connection Scheduling\uff09<\/li>\n<li>\u52a0\u6743\u6700\u5c0f\u8fde\u63a5\u8c03\u5ea6\uff08Weighted Least-Connection Scheduling\uff09<\/li>\n<li>\u57fa\u4e8e\u5c40\u90e8\u6027\u7684\u6700\u5c11\u94fe\u63a5\uff08Locality-Based Least Connections Scheduling\uff09<\/li>\n<li>\u5e26\u590d\u5236\u7684\u57fa\u4e8e\u5c40\u90e8\u6027\u6700\u5c11\u94fe\u63a5\uff08Locality-Based Least Connections with Replication Scheduling\uff09<\/li>\n<li>\u76ee\u6807\u5730\u5740\u6563\u5217\u8c03\u5ea6\uff08Destination Hashing Scheduling\uff09<\/li>\n<li>\u6e90\u5730\u5740\u6563\u5217\u8c03\u5ea6\uff08Source Hashing Scheduling\uff09<\/li>\n<li>\u6700\u77ed\u9884\u671f\u5ef6\u65f6\u8c03\u5ea6\uff08Shortest Expected Delay Scheduling\uff09<\/li>\n<li>\u4e0d\u6392\u961f\u8c03\u5ea6\uff08Never Queue Scheduling\uff09<\/li>\n<\/ul>\n<h3 id=\"lvs\u914d\u7f6e\u793a\u4f8b\">lvs\u914d\u7f6e\u793a\u4f8b<\/h3>\n<p>\u5b89\u88c5ipvs\u5305\u5e76\u5f00\u542fip\u8f6c\u53d1<\/p>\n<pre><code class=\"lang-sh\">yum -y install ipvsadm keepalived\r\nsysctl -w net.ipv4.ip_forward=1\r\n<\/code><\/pre>\n<p>\u4fee\u6539\/etc\/keepalived\/keepalived.conf\uff0c\u589e\u52a0vip\u548clvs\u7684\u914d\u7f6e<\/p>\n<pre><code>vrrp_instance VI_3 {\r\n    state MASTER   # \u53e6\u4e00\u8282\u70b9\u4e3aBACKUP\r\n    interface eth0\r\n    virtual_router_id 11\r\n    priority 100   # \u53e6\u4e00\u8282\u70b9\u4e3a50\r\n    advert_int 1\r\n    authentication {\r\n        auth_type PASS\r\n        auth_pass PASSWORD\r\n    }\r\n\r\n    track_script {\r\n        chk_http_port\r\n    }\r\n\r\n    virtual_ipaddress {\r\n        192.168.0.100\r\n    }\r\n}\r\n\r\nvirtual_server 192.168.0.100 9696 {\r\n    delay_loop 30\r\n    lb_algo rr\r\n    lb_kind DR\r\n    persistence_timeout 30\r\n    protocol TCP\r\n\r\n    real_server 192.168.0.101 9696 {\r\n        weight 3\r\n        TCP_CHECK {\r\n            connect_timeout 10\r\n            nb_get_retry 3\r\n            delay_before_retry 3\r\n            connect_port 9696\r\n        }\r\n    }\r\n\r\n    real_server 192.168.0.102 9696 {\r\n        weight 3\r\n        TCP_CHECK {\r\n            connect_timeout 10\r\n            nb_get_retry 3\r\n            delay_before_retry 3\r\n            connect_port 9696\r\n        }\r\n    }\r\n}\r\n<\/code><\/pre>\n<p>\u91cd\u542fkeepalived\uff1a<\/p>\n<pre><code>systemctl reload keepalived\r\n<\/code><\/pre>\n<p>\u6700\u540e\u5728neutron-server\u6240\u5728\u673a\u5668\u4e0a\u4e3alo\u914d\u7f6evip\uff0c\u5e76\u6291\u5236ARP\u54cd\u5e94\uff1a<\/p>\n<pre><code class=\"lang-sh\">vip=192.168.0.100\r\nifconfig lo:1 <span class=\"hljs-variable\">${vip}<\/span> broadcast <span class=\"hljs-variable\">${vip}<\/span> netmask 255.255.255.255\r\nroute add -host <span class=\"hljs-variable\">${vip}<\/span> dev lo:1\r\n<span class=\"hljs-built_in\">echo<\/span> <span class=\"hljs-string\">\"1\"<\/span> &gt;\/proc\/sys\/net\/ipv4\/conf\/lo\/arp_ignore\r\n<span class=\"hljs-built_in\">echo<\/span> <span class=\"hljs-string\">\"2\"<\/span> &gt;\/proc\/sys\/net\/ipv4\/conf\/lo\/arp_announce\r\n<span class=\"hljs-built_in\">echo<\/span> <span class=\"hljs-string\">\"1\"<\/span> &gt;\/proc\/sys\/net\/ipv4\/conf\/all\/arp_ignore\r\n<span class=\"hljs-built_in\">echo<\/span> <span class=\"hljs-string\">\"2\"<\/span> &gt;\/proc\/sys\/net\/ipv4\/conf\/all\/arp_announce\r\n<\/code><\/pre>\n<h3 id=\"lvs\u7f3a\u70b9\">LVS\u7f3a\u70b9<\/h3>\n<ul>\n<li>Keepalived\u4e3b\u5907\u6a21\u5f0f\u8bbe\u5907\u5229\u7528\u7387\u4f4e\uff1b\u4e0d\u80fd\u6a2a\u5411\u6269\u5c55\uff1bVRRP\u534f\u8bae\uff0c\u6709\u8111\u88c2\u7684\u98ce\u9669\u3002<\/li>\n<li>ECMP\u7684\u65b9\u5f0f\u9700\u8981\u4e86\u89e3\u52a8\u6001\u8def\u7531\u534f\u8bae\uff0cLVS\u548c\u4ea4\u6362\u673a\u5747\u9700\u8981\u8f83\u590d\u6742\u914d\u7f6e\uff1b\u4ea4\u6362\u673a\u7684HASH\u7b97\u6cd5\u4e00\u822c\u6bd4\u8f83\u7b80\u5355\uff0c\u589e\u52a0\u5220\u9664\u8282\u70b9\u4f1a\u9020\u6210HASH\u91cd\u5206\u5e03\uff0c\u53ef\u80fd\u5bfc\u81f4\u5f53\u524dTCP\u8fde\u63a5\u5168\u90e8\u4e2d\u65ad\uff1b\u90e8\u5206\u4ea4\u6362\u673a\u7684ECMP\u5728\u5904\u7406\u5206\u7247\u5305\u65f6\u4f1a\u6709BUG\u3002<\/li>\n<\/ul>\n<h2 id=\"haproxy\">Haproxy<\/h2>\n<p>Haproxy\u4e5f\u662fLinux\u6700\u5e38\u7528\u7684\u8d1f\u8f7d\u5747\u8861\u8f6f\u4ef6\u4e4b\u4e00\uff0c\u517c\u5177\u6027\u80fd\u548c\u529f\u80fd\u7684\u7ec4\u5408\uff0c\u540c\u65f6\u652f\u6301TCP\u548c\bHTTP\u8d1f\u8f7d\u5747\u8861\u3002<\/p>\n<p>\u914d\u7f6e\u548c\u4f7f\u7528\u65b9\u6cd5\u8bf7\u89c1<a href=\"http:\/\/www.haproxy.org\/\" target=\"_blank\" rel=\"noopener\">\u5b98\u7f51<\/a>\u3002<\/p>\n<h2 id=\"nginx\">Nginx<\/h2>\n<p>Nginx\u4e5f\u662fLinux\u6700\u5e38\u7528\u7684\u8d1f\u8f7d\u5747\u8861\u8f6f\u4ef6\u4e4b\u4e00\uff0c\u5e38\u7528\u4f5c\u53cd\u5411\u4ee3\u7406\u548cHTTP\u8d1f\u8f7d\u5747\u8861\uff08\u5f53\u7136\u4e5f\u652f\u6301TCP\u548cUDP\u8d1f\u8f7d\u5747\u8861\uff09\u3002<\/p>\n<p>\u914d\u7f6e\u548c\u4f7f\u7528\u65b9\u6cd5\u8bf7\u89c1<a href=\"https:\/\/nginx.org\/en\/\" target=\"_blank\" rel=\"noopener\">\u5b98\u7f51<\/a>\u3002<\/p>\n<h2 id=\"\u81ea\u7814\u8d1f\u8f7d\u5747\u8861\">\u81ea\u7814\u8d1f\u8f7d\u5747\u8861<\/h2>\n<h3 id=\"google-maglev\">Google Maglev<\/h3>\n<p><a href=\"https:\/\/research.google.com\/pubs\/pub44824.html\" target=\"_blank\" rel=\"noopener\">Maglev<\/a>\u662fGoogle\u81ea\u7814\u7684\u8d1f\u8f7d\u5747\u8861\u65b9\u6848\uff0c\u57282008\u5e74\u5c31\u5df2\u7ecf\u5f00\u59cb\u7528\u4e8e\u751f\u4ea7\u73af\u5883\u3002Maglev\u5b89\u88c5\u540e\u4e0d\u9700\u8981\u9884\u70ed5\u79d2\u5185\u5c31\u80fd\u5904\u7406\u6bcf\u79d2100\u4e07\u6b21\u8bf7\u6c42\u3002\u8c37\u6b4c\u7684\u6027\u80fd\u57fa\u51c6\u6d4b\u8bd5\u4e2d\uff0cMaglev\u5b9e\u4f8b\u8fd0\u884c\u5728\u4e00\u4e2a8\u6838CPU\u4e0b\uff0c\u7f51\u7edc\u541e\u5410\u7387\u4e0a\u9650\u4e3a12M PPS\uff08\u6570\u636e\u5305\u6bcf\u79d2\uff09\u3002\u5982\u679cMaglev\u4f7f\u7528Linux\u5185\u6838\u7f51\u7edc\u5806\u6808\u5219\u901f\u5ea6\u4f1a\u6162\u4e0b\u6765\uff0c\u541e\u5410\u7387\u5c0f\u4e8e4M PPS\u3002<\/p>\n<p><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/feisky.gitbooks.io\/sdn\/content\/linux\/images\/maglev.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  decoding=\"async\" data-original=\"https:\/\/feisky.gitbooks.io\/sdn\/content\/linux\/images\/maglev.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" \/><\/div><\/p>\n<ul>\n<li>\u8def\u7531\u5668ECMP (Equal Cost Multipath) \u8f6c\u53d1\u5305\u5230Maglev\uff08\u800c\u4e0d\u662f\u4f20\u7edf\u7684\u4e3b\u4ece\u7ed3\u6784)<\/li>\n<li>Kernel Bypass, CPU\u7ed1\u5b9a\uff0c\u5171\u4eab\u5185\u5b58<\/li>\n<li>\u4e00\u81f4\u6027\u54c8\u5e0c\u4fdd\u8bc1\u8fde\u63a5\u4e0d\u4e2d\u65ad<\/li>\n<\/ul>\n<h3 id=\"ucloud-vortex\">UCloud Vortex<\/h3>\n<p>Vortex\u53c2\u8003\u4e86Maglev\uff0c\u5927\u81f4\u7684\u67b6\u6784\u548c\u5b9e\u73b0\u8ddfMaglev\u7c7b\u4f3c\uff1a<\/p>\n<ul>\n<li>ECMP\u5b9e\u73b0\u96c6\u7fa4\u7684\u8d1f\u8f7d\u5747\u8861<\/li>\n<li>\u4e00\u81f4\u6027\u54c8\u5e0c\u4fdd\u8bc1\u8fde\u63a5\u4e0d\u4e2d\u65ad\n<ul>\n<li>\u5373\u4f7f\u662f\u4e0d\u540c\u7684Vortex\u670d\u52a1\u5668\u6536\u5230\u4e86\u6570\u636e\u5305\uff0c\u4ecd\u7136\u80fd\u591f\u5c06\u8be5\u6570\u636e\u5305\u8f6c\u53d1\u5230\u540c\u4e00\u53f0\u540e\u7aef\u670d\u52a1\u5668<\/li>\n<li>\u540e\u7aef\u670d\u52a1\u5668\u53d8\u5316\u65f6\uff0c\u901a\u8fc7\u8fde\u63a5\u8ffd\u8e2a\u673a\u5236\u4fdd\u8bc1\u5f53\u524d\u6d3b\u52a8\u8fde\u63a5\u7684\u6570\u636e\u5305\u88ab\u9001\u5f80\u4e4b\u524d\u9009\u62e9\u7684\u670d\u52a1\u5668\uff0c\u800c\u6240\u6709\u65b0\u5efa\u8fde\u63a5\u5219\u4f1a\u5728\u53d8\u5316\u540e\u7684\u670d\u52a1\u5668\u96c6\u7fa4\u4e2d\u8fdb\u884c\u8d1f\u8f7d\u5206\u62c5<\/li>\n<\/ul>\n<\/li>\n<li>DPDK\u63d0\u5347\u5355\u673a\u6027\u80fd (14M PPS\uff0c10G, 64\u5b57\u8282\u7ebf\u901f)\n<ul>\n<li>\u901a\u8fc7RSS\u76f4\u63a5\u5c06\u7f51\u5361\u961f\u5217\u548cCPU Core\u7ed1\u5b9a\uff0c\u6d88\u9664\u7ebf\u7a0b\u7684\u4e0a\u4e0b\u6587\u5207\u6362\u5e26\u6765\u7684\u5f00\u9500<\/li>\n<li>Vortex\u7ebf\u7a0b\u95f4\u91c7\u7528\u9ad8\u5e76\u53d1\u65e0\u9501\u7684\u6d88\u606f\u961f\u5217\u901a\u4fe1<\/li>\n<\/ul>\n<\/li>\n<li>DR\u6a21\u5f0f\u907f\u514d\u989d\u5916\u5f00\u9500<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>lvs Linux Virtual Server (lvs) \u662fLinux\u5185\u6838\u81ea\u5e26\u7684\u8d1f\u8f7d\u5747\u8861\u5668\uff0c\u4e5f\u662f\u76ee\u524d\u6027\u80fd\u6700 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[12],"tags":[],"class_list":["post-4286","post","type-post","status-publish","format-standard","hentry","category-linux"],"_links":{"self":[{"href":"https:\/\/www.xh86.me\/index.php?rest_route=\/wp\/v2\/posts\/4286","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.xh86.me\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.xh86.me\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.xh86.me\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.xh86.me\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=4286"}],"version-history":[{"count":1,"href":"https:\/\/www.xh86.me\/index.php?rest_route=\/wp\/v2\/posts\/4286\/revisions"}],"predecessor-version":[{"id":4287,"href":"https:\/\/www.xh86.me\/index.php?rest_route=\/wp\/v2\/posts\/4286\/revisions\/4287"}],"wp:attachment":[{"href":"https:\/\/www.xh86.me\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=4286"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.xh86.me\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=4286"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.xh86.me\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=4286"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}