{"id":11288,"date":"2014-10-08T14:56:59","date_gmt":"2014-10-08T05:56:59","guid":{"rendered":"http:\/\/labs.gree.jp\/blog\/?p=11288"},"modified":"2018-07-05T16:42:01","modified_gmt":"2018-07-05T07:42:01","slug":"linux-tc-%e5%b8%af%e5%9f%9f%e5%88%b6%e5%be%a1%e3%80%81%e5%b8%af%e5%9f%9f%e4%bf%9d%e8%a8%bc-%e8%a8%ad%e5%ae%9a%e3%82%ac%e3%82%a4%e3%83%89%e3%83%a9%e3%82%a4%e3%83%b3","status":"publish","type":"post","link":"https:\/\/labs.gree.jp\/blog\/2014\/10\/11288\/","title":{"rendered":"Linux TC (\u5e2f\u57df\u5236\u5fa1\u3001\u5e2f\u57df\u4fdd\u8a3c) \u8a2d\u5b9a\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3"},"content":{"rendered":"<h1>Abstract<\/h1>\n<p>\u3053\u306e\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u306fLinux\u306b\u304a\u3044\u3066\u5e2f\u57df\u5236\u9650\u306e\u305f\u3081\u306btc\u3092\u7528\u3044\u308b\u969b\u306e\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u3067\u3059\u3002<br \/>\ntc\u306f\u69d8\u3005\u306a\u7528\u9014\u306b\u6d3b\u7528\u3067\u304d\u308b\u3082\u306e\u3067\u3059\u304c\u3001\u30d7\u30ed\u30c0\u30af\u30b7\u30e7\u30f3\u306b\u304a\u3044\u3066\u7279\u5b9a\u306eserver daemon\u306e\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u5236\u9650\u3059\u308b\u3068\u3044\u3046\u30b7\u30ca\u30ea\u30aa\u3067\u6d3b\u7528\u3059\u308b\u3053\u3068\u3092\u76ee\u7684\u3068\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>tc\u306e\u3088\u308a\u8a73\u3057\u3044\u8a73\u7d30\u306b\u3064\u3044\u3066\u306f\u5225\u306b\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3092\u66f8\u304d\u307e\u3057\u305f\u306e\u3067\u305d\u3061\u3089\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002<br \/>\n<a href=\"http:\/\/labs.gree.jp\/blog\/2014\/10\/11266\/\">\u3088\u304f\u308f\u304b\u308bLinux\u5e2f\u57df\u5236\u9650<\/a><\/p>\n<h1>Root qdisc\u306e\u9078\u5b9a<\/h1>\n<p>\u5e2f\u57df\u5236\u9650\u3092\u884c\u3044\u305f\u3044\u5834\u5408\u306eqdisc\u306f\u4e3b\u306b\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308b\u3067\u3057\u3087\u3046\u3002<\/p>\n<ul>\n<li>TBF<\/li>\n<li>PRIO + \u5185\u90e8qdisc\u3068\u3057\u3066TBF<\/li>\n<li>HTB<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p>\u305d\u308c\u305e\u308c\u7528\u9014\u306b\u5408\u308f\u305b\u3066\u9069\u5207\u306a\u3082\u306e\u304c\u3042\u308b\u306e\u3067\u3059\u304c\u3001\u6a5f\u80fd\u3068\u3057\u3066\u306fHTB\u304c\u524d\u80052\u3064\u306e\u4e0a\u4f4d\u4e92\u63db\u3068\u306a\u308b\u306e\u3067\u3001\u8ff7\u3063\u305f\u5834\u5408\u306b\u306fHTB\u3092\u4f7f\u3048\u3070\u554f\u984c\u3042\u308a\u307e\u305b\u3093\u3002\u3068\u3044\u3046\u3053\u3068\u3067\u4ee5\u5f8cHTB\u306e\u8a2d\u5b9a\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n<h1>class\u69cb\u9020,\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306eclassify, filter\u306e\u8a2d\u5b9a<\/h1>\n<h2>\u3059\u3079\u3066\u306e\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u4e00\u62ec\u3067\u5236\u9650\u3057\u305f\u3044\u5834\u5408<\/h2>\n<p>HTB\u3092\u4f7f\u3046\u5834\u5408\u306f\u6700\u4f4e\u9650\u306eclass\u69cb\u9020\u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002filter\u306fdefault\u306e\u8a2d\u5b9a\u306e\u307f\u884c\u3044\u307e\u3059\u3002<\/p>\n<pre><code>tc qdisc add dev eth0 root handle 1: htb default 1:1\ntc class add dev eth0 parent 1: classid 1:1 htb rate...<\/code><\/pre>\n<h2>\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u5206\u985e\u3057\u3066\u7279\u5b9a\u306e\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u5236\u9650\u3057\u305f\u3044\u5834\u5408<\/h2>\n<p>\u7279\u5b9a\u306e\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306e\u307f\u3092\u5236\u9650\u3057\u305f\u3044\u5834\u5408\u306b\u306f\u305d\u306e\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u7279\u5b9a\u3059\u308b\u305f\u3081\u306efilter\u3068\u8a00\u308f\u308c\u308b\u5206\u985e\u30eb\u30fc\u30eb\u3092\u8a18\u8ff0\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>filter\u306b\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u60c5\u5831\u304c\u6d3b\u7528\u3067\u304d\u307e\u3059\u3002<\/p>\n<ul>\n<li>\u9001\u4fe1\u5143(source)\u306eIP<\/li>\n<li>\u9001\u4fe1\u5143(source)\u306e\u30dd\u30fc\u30c8\u756a\u53f7<\/li>\n<li>\u9001\u4fe1\u5148(destination)\u306eIP<\/li>\n<li>\u9001\u4fe1\u5148(destination)\u306e\u30dd\u30fc\u30c8\u756a\u53f7<\/li>\n<li>\u30d7\u30ed\u30c8\u30b3\u30eb(tcp, udp, icmp, ...)<\/li>\n<li>device(eth0, ...)<\/li>\n<li>TOS\u30d5\u30a3\u30fc\u30eb\u30c9<\/li>\n<li>\u305d\u306e\u4ed6<\/li>\n<\/ul>\n<p>\u6b8b\u5ff5\u306a\u304c\u3089\u7279\u5b9a\u306eprocess\u304b\u3089\u306e\u901a\u4fe1\u3092\u62bd\u51fa\u3059\u308b\u3088\u3046\u306afilter\u306f\uff08\u5c11\u306a\u304f\u3068\u3082\u7c21\u5358\u306b\u306f\uff09\u3064\u304f\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u305b\u3093\u3002<\/p>\n<p>\u4ee5\u4e0b\u306e\u3088\u3046\u306a2\u5206\u5272\u3092\u884c\u3046class\u69cb\u9020\u306b\u5bfe\u5fdc\u3059\u308bfilter\u3092\u8003\u3048\u307e\u3059\u3002<\/p>\n<pre><code>tc qdisc add dev eth0 root handle 1: htb default 1:10\ntc class add dev eth0 parent 1:  classid 1:1  htb rate...\ntc class add dev eth0 parent 1:1 classid 1:10 htb rate...\ntc class add dev eth0 parent 1:1 classid 1:20 htb rate...<\/code><\/pre>\n<h3>source \/ destination IP \u306b\u3088\u308bfilter<\/h3>\n<p>\u4f8b\u3068\u3057\u3066\u4ee5\u4e0b\u306e\u30b1\u30fc\u30b9\u3092\u8003\u3048\u307e\u3059\u3002<\/p>\n<p>tc\u3092\u8a2d\u5b9a\u3059\u308b\u30b3\u30f3\u30d4\u30e5\u30fc\u30bfA\u306eprivate IP: 192.168.1.5<br \/>\n\u4e3b\u306a\u901a\u4fe1\u5148\u3068\u306a\u308b\u30b3\u30f3\u30d4\u30e5\u30fc\u30bfB\u306eprivate IP: 192.168.1.10<br \/>\nsubnet mask: 255.255.255.0 (= \/24)<\/p>\n<p>filter\u3092\u8a2d\u7f6e\u3059\u308bclass\u306f1:0\u3001<br \/>\nfilter\u306b\u30d2\u30c3\u30c8\u3057\u305f\u5834\u5408\u306e\u5206\u985e\u5148\u306f1:20\u3068\u3057\u307e\u3059\u3002<\/p>\n<p>\u9001\u4fe1\u5143\u304cA\u306e\u5834\u5408\u306b\u30d2\u30c3\u30c8\u3055\u305b\u305f\u3044\u3068\u304d\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u3057\u307e\u3059\u3002\uff08\u6ce8\uff1atc\u306f\u9001\u4fe1\u3059\u308b\u30d1\u30b1\u30c3\u30c8\u306e\u5236\u5fa1\u306e\u307f\u3092\u884c\u3046\u305f\u3081\u3001\u5927\u62b5\u306e\u5834\u5408\u3053\u306efilter\u306b\u306f\u610f\u5473\u304c\u3042\u308a\u307e\u305b\u3093\uff09<\/p>\n<pre><code>tc filter add dev eth0 protocol ip parent 1:0 prio 1 u32 match ip src 192.168.1.5\/32 flowid 1:20<\/code><\/pre>\n<p>\u9001\u4fe1\u5148\u304cB\u306e\u5834\u5408\u306b\u30d2\u30c3\u30c8\u3055\u305b\u305f\u3044\u3068\u304d\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p>\n<pre><code>tc filter add dev eth0 protocol ip parent 1:0 prio 1 u32 match ip dst 192.168.1.10\/32 flowid 1:20<\/code><\/pre>\n<p>\u9001\u4fe1\u5148\u304cLAN\u5185\u306eIP\u3067\u3042\u308b\u5834\u5408\u306b\u30d2\u30c3\u30c8\u3055\u305b\u305f\u3044\u3068\u304d\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p>\n<pre><code>tc filter add dev eth0 protocol ip parent 1:0 prio 1 u32 match ip dst 192.168.1.0\/24 flowid 1:20<\/code><\/pre>\n<h3>source \/ destination port \u306b\u3088\u308bfilter<\/h3>\n<p>\u9001\u4fe1\u5143port\u304c5555\u306e\u5834\u5408\u306b\u30d2\u30c3\u30c8\u3055\u305b\u305f\u3044\u3068\u304d\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p>\n<pre><code>tc filter add dev eth0 parent 1:0 protocol ip prio 1 u32 match ip sport 5555 0xffff flowid 1:20<\/code><\/pre>\n<p>\u9001\u4fe1\u5148port\u304c6666\u306e\u5834\u5408\u306b\u30d2\u30c3\u30c8\u3055\u305b\u305f\u3044\u3068\u304d\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p>\n<pre><code>tc filter add dev eth0 parent 1:0 protocol ip prio 1 u32 match ip dport 6666 0xffff flowid 1:20<\/code><\/pre>\n<h3>\u8907\u5408\u7684\u306afilter\u306e\u4f8b<\/h3>\n<p>AND\u306e\u7d50\u5408\u306f\u4e00\u884c\u306b\u8907\u6570\u306e\u30eb\u30fc\u30eb\u3092\u4e26\u3079\u308b\u3053\u3068\u3067\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002<br \/>\n\u9001\u4fe1\u5148IP\u304c192.168.1.10\u3067\u9001\u4fe1\u5148port\u304c6666\u3067\u3042\u308b\u5834\u5408\u306b\u30d2\u30c3\u30c8\u3055\u305b\u305f\u3044\u3068\u304d\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p>\n<pre><code>tc filter add dev eth0 parent 1:0 protocol ip prio 1 u32 \\\n  match ip dst 192.168.1.10\/32 \\\n  match ip dport 6666 0xffff \\\n  flowid 1:20<\/code><\/pre>\n<p>OR\u306e\u7d50\u5408\u306f\u4e00\u3064\u306eclass\u306b\u8907\u6570\u306e\u30eb\u30fc\u30eb\u3092\u8a2d\u7f6e\u3059\u308b\u3053\u3068\u3067\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002<br \/>\n\u9001\u4fe1\u5143port\u304c5555 or 5556 or 5557\u306e\u5834\u5408\u306b\u30d2\u30c3\u30c8\u3055\u305b\u305f\u3044\u3068\u304d\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p>\n<pre><code>tc filter add dev eth0 parent 1:0 protocol ip prio 1 u32 match ip sport 5555 0xffff flowid 1:20\ntc filter add dev eth0 parent 1:0 protocol ip prio 1 u32 match ip sport 5556 0xffff flowid 1:20\ntc filter add dev eth0 parent 1:0 protocol ip prio 1 u32 match ip sport 5557 0xffff flowid 1:20<\/code><\/pre>\n<p>\u4eca\u56de\u4e0a\u3052\u305f\u4ee5\u4e0a\u306b\u8907\u96d1\u306aAND\/OR\u3092\u7d44\u307f\u5408\u308f\u305b\u305f\u30eb\u30fc\u30eb\u306b\u3064\u3044\u3066\u306f\u81ea\u5206\u306f\u691c\u8a3c\u3057\u305f\u3053\u3068\u304c\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<h3>\u691c\u8a3c<\/h3>\n<p>class\u306b\u3069\u306e\u7a0b\u5ea6\u306epacket\u304c\u6d41\u308c\u3066\u3044\u308b\u304b\u306f\u4ee5\u4e0b\u306e\u30b3\u30de\u30f3\u30c9\u3067\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/p>\n<pre><code>tc -s class show dev eth0<\/code><\/pre>\n<p>\u5b9f\u969b\u306b\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u6d41\u3057\u306a\u304c\u3089filter\u306e\u8a2d\u5b9a\u304c\u6b63\u3057\u3044\u304b\u78ba\u8a8d\u3057\u307e\u3057\u3087\u3046\u3002\u5177\u4f53\u7684\u306a\u78ba\u8a8d\u65b9\u6cd5\u306b\u3064\u3044\u3066\u306f\u300c\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306e\u78ba\u8a8d\u300d\u3067\u89e3\u8aac\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<h3>\u305d\u306e\u4ed6<\/h3>\n<p>\u3053\u306e\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3067\u306f\u4e00\u90e8\u306e\u307f\u3092\u53d6\u308a\u4e0a\u3052\u3066\u3044\u307e\u3059\u3002\u5b8c\u5168\u306a\u60c5\u5831\u306b\u3064\u3044\u3066\u306f\u4ee5\u4e0b\u306eURL\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002<br \/>\n<a href=\"http:\/\/tldp.org\/HOWTO\/Adv-Routing-HOWTO\/lartc.qdisc.filters.html\">Linux Advanced Routing &amp; Traffic Control HOWTO Chapter 9. Queueing Disciplines for Bandwidth Management<\/a><br \/>\n\u305f\u3060\u3057\u3053\u306efilter\u306e\u8a2d\u5b9a\u3001class\u69cb\u9020\u306e\u8a2d\u5b9a\u306f\u6975\u3081\u3066\u96e3\u89e3\u3067\u3059\u3002iproute2\u306etc\u30b3\u30de\u30f3\u30c9\u306e\u4ee3\u308f\u308a\u306b\u3001\u3053\u3046\u3044\u3063\u305f\u8a2d\u5b9a\u304c\u7c21\u5358\u306b\u884c\u3048\u308b\u3068\u3055\u308c\u3066\u3044\u308b<a href=\"http:\/\/tcng.sourceforge.net\/\">TCNG<\/a>\u3092\u5229\u7528\u3057\u3066\u307f\u3066\u3082\u3044\u3044\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002<\/p>\n<h1>rate, ceil\u306e\u8a2d\u5b9a<\/h1>\n<p>rate, ceil\u306f\u5206\u985e\u3057\u305fclass\u306b\u3069\u306e\u7a0b\u5ea6\u306e\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u5272\u308a\u5f53\u3066\u308b\u304b\u3092bitrate\u3067\u6307\u5b9a\u3059\u308b\u4ed5\u7d44\u307f\u3067\u3059\u3002<br \/>\n\u4e00\u822c\u7684\u306b\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u5236\u5fa1\u3059\u308b\u305f\u3081\u306b\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u3059\u308b\u3082\u306e\u306b\u306fbitrate\u3068\u30d1\u30b1\u30c3\u30c8\u6570\u304c\u3042\u308b\u3068\u601d\u3044\u307e\u3059\u304c\u3001\u6b8b\u5ff5\u306a\u304c\u3089\u30d1\u30b1\u30c3\u30c8\u6570\u3092\u5236\u5fa1\u3059\u308b\u65b9\u6cd5\u306ftc\u3067\u306f\u63d0\u4f9b\u3055\u308c\u3066\u3044\u307e\u305b\u3093\u3002<\/p>\n<h2>\u8868\u8a18\u306b\u3064\u3044\u3066<\/h2>\n<p>tc\u30b3\u30de\u30f3\u30c9\u306b\u304a\u3044\u3066\u306f\u5358\u4f4d\u306e\u8868\u8a18\u306b\u6ce8\u610f\u304c\u5fc5\u8981\u3067\u3059\u3002\u6587\u8108\u306b\u3088\u308b\u304c\u4ee5\u4e0b\u306e\u69d8\u306b\u89e3\u91c8\u3055\u308c\u307e\u3059\u3002<\/p>\n<ul>\n<li>bps: <strong>Byte Per Second<\/strong><\/li>\n<li>bit: Bit Per Second<\/li>\n<li>b: Byte<\/li>\n<li>bit: Bit<\/li>\n<\/ul>\n<p>bps\u304cByte Per Second\u3068\u306a\u308b\u3053\u3068\u306f\u5927\u304d\u306a\u8aa4\u89e3\u3092\u751f\u3080\u539f\u56e0\u3068\u306a\u308a\u307e\u3059\u3002\u3002\u3053\u306e\u5358\u4f4d\u306f\u4f7f\u7528\u3057\u306a\u3044\u3053\u3068\u304c\u63a8\u5968\u3055\u308c\u307e\u3059\u3002\u3053\u306e\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3067\u3082\u4ee5\u964dPer Second\u3068\u306a\u308b\u5358\u4f4d\u306b\u3064\u3044\u3066\u306f\u3059\u3079\u3066bit\u307e\u305f\u306fbits\/s\u3068\u8868\u8a18\u3057\u307e\u3059\u3002<\/p>\n<p>\u306a\u304aK, M, G\u7b49\u306e\u5358\u4f4d\u306b\u3064\u3044\u3066\u306f\u554f\u984c\u306a\u304f\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002\u305f\u3060\u3057\u305d\u308c\u305e\u308c10^3, 10^6, 10^8\u3068\u3057\u3066\u6271\u308f\u308c\u30012^10, 2^20, 2^30\u3067\u306f\u306a\u3044\u3053\u3068\u306b\u306f\u6ce8\u610f\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n<h2>rate<\/h2>\n<p>rate\u306fclass\u69cb\u9020\u306e\u6700\u4e0a\u4f4d\u3068\u305d\u308c\u4ee5\u5916\u3067\u610f\u5473\u5408\u3044\u304c\u7570\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u6700\u4e0a\u4f4d\u3067\u306f\u5358\u306bbitrate\u306e\u4e0a\u9650\u3092\u610f\u5473\u3057\u307e\u3059\u3002\u3053\u308c\u306fceil\u3068\u540c\u3058\u3067\u3059\u3002\u305d\u306e\u305f\u3081\u6700\u4e0a\u4f4dclass\u3067\u306f\u5fc5\u305arate=ceil\u3068\u3059\u308b\u3088\u3046\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>\u305d\u308c\u4ee5\u5916\u3067\u306fclass\u306b\u5bfe\u3057\u3066\u300c\u3053\u3053\u307e\u3067\u306ebitrate\u304c\u51fa\u308b\u300d\u3053\u3068\u3092\u4fdd\u8a3c\u3059\u308b\uff08\uff1d\u5e2f\u57df\u4fdd\u8a3c\u3059\u308b\uff09\u6570\u5024\u3067\u3059\u3002<br \/>\nclass\u69cb\u9020\u306e\u89aa\u306erate\u304c\u5b50\u306erate\u306e\u5408\u8a08\u3068\u540c\u4e00\u304b\u305d\u308c\u4ee5\u4e0b\u306b\u306a\u308b\u3088\u3046\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>\u4f8b\u3068\u3057\u3066\u4ee5\u4e0b\u306e\u3088\u3046\u306aclass\u56f3\u30671Gbits\/s\u306e\u56de\u7dda\u306b\u63a5\u7d9a\u3057\u3066\u3044\u308b\u5834\u5408\u3092\u8003\u3048\u307e\u3059\u3002<br \/>\n1:10\u306f\u78ba\u5b9f\u306b300Mbits\/s\u304c\u4e0e\u3048\u3089\u308c\u3066\u6b32\u3057\u3044\uff08\uff1d\u5e2f\u57df\u4fdd\u8a3c\u3057\u305f\u3044\uff09\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u30011:20\u306f\u305d\u306e\u4ed6\u306e\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3067\u7279\u306b\u5e2f\u57df\u4fdd\u8a3c\u306f\u5fc5\u8981\u306a\u3044\u3082\u306e\u3068\u3057\u307e\u3059\u3002<\/p>\n<pre><code>  root(1:)\n     |\n    1:1\n     |\n    1:10\n     |\n   ------\n  |      |\n1:100  1:200<\/code><\/pre>\n<p>1:1\u306b\u306f\u5b9f\u969b\u306e\u56de\u7dda\u306e\u4e0a\u9650\u306e\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002<br \/>\n1:10\u306b\u306f\u56de\u7dda\u306b\u3064\u3044\u3066\u300c\u78ba\u5b9f\u306b\u51fa\u308b\u3067\u3042\u308d\u3046bitrate\u300d\u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002\u3053\u3053\u3067\u306f1Gbits\/s\u306a\u306e\u3067\u3059\u304c\u3001\u78ba\u5b9f\u306b\u305d\u306e\u901f\u5ea6\u304c\u51fa\u308b\u304b\u306f\u308f\u304b\u308a\u307e\u305b\u3093\u3002\u4ed6\u306e\u30de\u30b7\u30f3\u304c\u5e2f\u57df\u3092\u4f7f\u3044\u3059\u304e\u3066\u3044\u308b\u5834\u5408\u3082\u8003\u3048\u3089\u308c\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u3001\u304a\u304a\u307e\u304b\u306a\u8a08\u7b97\u3068\u3057\u30668\u639b\u3051\u3057\u3066rate: 800Mbits\/s\u3068\u3057\u307e\u3059\u3002<br \/>\n1:100\u306f\u5e2f\u57df\u4fdd\u8a3c\u304c\u5fc5\u8981\u306a\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306eclass\u3067\u3059\u3002rate: 300Mbits\/s\u3068\u3057\u307e\u3059\u3002<br \/>\n1:200\u306f\u305d\u306e\u4ed6\u306e\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306eclass\u3067\u3059\u3002\u5e2f\u57df\u4fdd\u8a3c\u306f\u5fc5\u8981\u306a\u3044\u305f\u3081\u3001rate: 1Mbits\/s\u3068\u3057\u307e\u3059\u3002\uff080\u306f\u8a2d\u5b9a\u3067\u304d\u306a\u3044\u305f\u3081\uff09<\/p>\n<pre><code>tc class add dev eth0 parent 1:   classid 1:1   htb rate 1000Mbit ceil...\ntc class add dev eth0 parent 1:1  classid 1:10  htb rate  800Mbit ceil...\ntc class add dev eth0 parent 1:10 classid 1:100 htb rate  300Mbit ceil...\ntc class add dev eth0 parent 1:10 classid 1:200 htb rate    1Mbit ceil...<\/code><\/pre>\n<p>\u3053\u3053\u3067\u30011:200\u306b\u306f\u5e2f\u57df\u4fdd\u8a3c\u304c\u4e0d\u8981\u3067\u306f\u306a\u304f\u30011:100\u306b\u4fdd\u8a3c\u3055\u308c\u3066\u3044\u308b\u5e2f\u57df\u4ee5\u5916\u306b\u3064\u3044\u3066\u306f1:200\u304c\u300c\u78ba\u5b9f\u306b\u300d\u4f7f\u7528\u3057\u305f\u3044\uff08\uff1d\u5e2f\u57df\u4fdd\u8a3c\u3057\u305f\u3044\uff09\u5834\u5408\u306b\u306f\u3001800 - 300 = 500\u3067rate: 500Mbits\/s\u3068\u3057\u307e\u3059\u3002<\/p>\n<pre><code>tc class add dev eth0 parent 1:   classid 1:1   htb rate 1000Mbit ceil...\ntc class add dev eth0 parent 1:1  classid 1:10  htb rate  800Mbit ceil...\ntc class add dev eth0 parent 1:10 classid 1:100 htb rate  300Mbit ceil...\ntc class add dev eth0 parent 1:10 classid 1:200 htb rate  500Mbit ceil...<\/code><\/pre>\n<h2>ceil<\/h2>\n<p>ceil\u306fclass\u306b\u5bfe\u3057\u3066\u300c\u3053\u308c\u4ee5\u4e0a\u306ebitrate\u304c\u51fa\u306a\u3044\u3088\u3046\u306b\u3059\u308b\u300d(=\u5e2f\u57df\u5236\u9650\u3059\u308b\uff09\u6570\u5024\u3067\u3059\u3002<br \/>\nclass\u69cb\u9020\u306e\u89aa\u306eceil\u3092\u5b50\u306eceil\u306e\u6700\u5927\u306e\u3082\u306e\u304c\u8d85\u3048\u306a\u3044\u3088\u3046\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>\u5f15\u304d\u7d9a\u304drate\u306e\u6642\u306b\u5229\u7528\u3057\u305f\u4f8b\u3092\u4f7f\u3063\u3066\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n<p>1:10\u306b\u3064\u3044\u3066\u306f300Mbits\/s\u307e\u3067\u51fa\u3066\u6b32\u3057\u3044\u304c\u9006\u306b300Mbit\/s\u4ee5\u4e0a\u306f\u51fa\u306a\u3044\u3067\u6b32\u3057\u3044\u3002<br \/>\n1:20\u306b\u3064\u3044\u3066\u306f\u56de\u7dda\u3092\u76ee\u4e00\u676f\u4f7f\u7528\u3057\u3066\u3082\u69cb\u308f\u306a\u3044\u3002<br \/>\n\u3068\u3044\u3046\u5834\u5408<\/p>\n<p>1:1\u306f\u56de\u7dda\u306e\u6700\u5927\u5024\u3067\u3042\u308b1Gbits\/s\u3068\u3057\u307e\u3059\u3002ceil: 1000Mbits\/s\uff08\u6ce8\uff1a\u305d\u308c\u4ee5\u4e0a\u306e\u5024\u3067\u3082\u69cb\u3044\u307e\u305b\u3093\uff09<br \/>\n1:10\u306f\u5236\u9650\u3057\u305f\u3044\u6570\u5024\u306b\u3057\u307e\u3059\u3002ceil: 300Mbits\/s<br \/>\n1:20\u3082\u56de\u7dda\u306e\u6700\u5927\u5024\u3067\u3042\u308b1Gbits\/s\u3068\u3057\u307e\u3059\u3002ceil: 1000Mbits\/s<\/p>\n<pre><code>tc class add dev eth0 parent 1:   classid 1:1   htb rate 1000Mbit ceil 1000Mbit burst...\ntc class add dev eth0 parent 1:1  classid 1:10  htb rate  800Mbit ceil 1000Mbit burst...\ntc class add dev eth0 parent 1:10 classid 1:100 htb rate  300Mbit ceil  300Mbit burst...\ntc class add dev eth0 parent 1:10 classid 1:200 htb rate    1Mbit ceil 1000Mbit burst...<\/code><\/pre>\n<h1>burst, cburst\u306e\u8a2d\u5b9a<\/h1>\n<p>burst\u306frate\u306b\u3001cburst\u306fceil\u306b\u305d\u308c\u305e\u308c\u5bfe\u5fdc\u3059\u308bbuffer\u306e\u3088\u3046\u306a\u3082\u306e\u306e\u5927\u304d\u3055\u3067\u3059\u3002\u8a73\u7d30\u306a\u7406\u89e3\u306b\u3064\u3044\u3066\u306f\u5225\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>\u3053\u3053\u3067\u306f\u8a2d\u5b9a\u65b9\u6cd5\u306e\u307f\u3092\u8aac\u660e\u3057\u305f\u3044\u3068\u601d\u3044\u307e\u3059\u3002<br \/>\nqdisc\u304b\u3089\u306e\u30d1\u30b1\u30c3\u30c8\u306e\u9001\u4fe1\u306f\u5e38\u306b\u884c\u308f\u308c\u3066\u3044\u308b\u308f\u3051\u3067\u306f\u306a\u304f0-100ms\u7a0b\u5ea6\u306e\u30e9\u30f3\u30c0\u30e0\u306a\u9593\u9694\u3067\u884c\u308f\u308c\u3066\u3044\u307e\u3059\u3002\u307e\u305f\u3001qdisc\u3078\u306e\u30d1\u30b1\u30c3\u30c8\u306e\u5230\u7740\u3082\u4e00\u5b9a\u3067\u306f\u306a\u304f\u30d1\u30b1\u30c3\u30c8\u3092\u9001\u4fe1\u3059\u308bapplication, server process\u306e\u90fd\u5408\u306b\u3088\u308a\u6642\u9593\u3054\u3068\u306b\u504f\u308a\u304c\u3067\u307e\u3059\u3002burst\u3092\u5927\u304d\u304f\u3059\u308b\u3053\u3068\u3067\u3053\u306e\u3088\u3046\u306a\u504f\u308a\u306b\u5bfe\u5fdc\u3057\u3066\u30011sec, 10sec\u306a\u3069\u306e\u5358\u4f4d\u3067\u8a2d\u5b9a\u3057\u305fbitrate\u3092\u300c\u51fa\u3057\u7d9a\u3051\u308b\u300d\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>burst\u306e\u8a2d\u5b9a\u306f\u6700\u5c0f\u306e\u5024\u3092\u8a08\u7b97\u3057\u3066\u3001\u305d\u308c\u3092\u6e2c\u5b9a\u3057\u306a\u304c\u3089\u5b89\u5b9a\u3057\u3066\u8a2d\u5b9a\u3057\u305fbitrate\u304c\u51fa\u308b\u307e\u3067\u5927\u304d\u304f\u3057\u3066\u3044\u304f\u4f5c\u696d\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n<h1>quantum, r2q\u306e\u8a2d\u5b9a<\/h1>\n<p>quantum, r2q\u306e\u8a2d\u5b9a\u306f\u901a\u5e38\u5fc5\u8981\u306a\u3044\u3067\u3059\u3002\u30c7\u30d5\u30a9\u30eb\u30c8\u306er2q=10\u3067\u554f\u984c\u3042\u308a\u307e\u305b\u3093\u3002<br \/>\n\u305f\u3060\u3057\u8a2d\u5b9a\u306b\u3088\u308akernel\u306ewarning\u304c\u51fa\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u305d\u306e\u5834\u5408\u3082\u7121\u8996\u3057\u3066\u3057\u307e\u3063\u3066\u3082\u5927\u4e08\u592b\u306a\u306e\u3067\u3059\u304c\u3001r2q\u7d4c\u7531\u3067\u306f\u306a\u304f\u660e\u793a\u7684quantum\u3092\u6307\u5b9a\u3059\u308b\u3053\u3068\u3067\u8b66\u544a\u3092\u907f\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u8a73\u7d30\u306f\u5225\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<h2>\u8a08\u7b97<\/h2>\n<p>burst\u306e\u300c\u6700\u5c0f\u3067\u3082\u3053\u306e\u304f\u3089\u3044\u306b\u3057\u3066\u304a\u304b\u306a\u304f\u3066\u306f\u306a\u3089\u306a\u3044\u300d\u3068\u3044\u3046\u5024\u306b\u3064\u3044\u3066\u306f\u8a08\u7b97\u3067\u5f97\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>burst[Bytes] = bitrate[bits\/s] \/ 8 * 10[msec]<\/p>\n<p>\u3068\u306a\u308a\u307e\u3059\u3002\u306a\u305c10msec\u306a\u306e\u304b\u7b49\u306b\u3064\u3044\u3066\u306f\u5225\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<h2>\u691c\u8a3c<\/h2>\n<p>\u6700\u5c0f\u306e\u5024\u3092\u8a08\u7b97\u3057\u305f\u3089\u3001\u5b9f\u969b\u306b\u691c\u8a3c\u3057\u306a\u304c\u3089\u6570\u5024\u3092\u5927\u304d\u304f\u3057\u3066\u3044\u304d\u307e\u3059\u3002\u5927\u62b5\u306e\u5834\u5408\u6700\u5c0f\u306e\u5024\u306e3\u301c20\u500d\u7a0b\u5ea6\u306e\u5927\u304d\u3055\u3068\u306a\u308b\u3067\u3057\u3087\u3046\u3002<\/p>\n<h2>\u4f8b<\/h2>\n<p>\u4f8b\u3068\u3057\u3066rate, ceil\u306e\u3044\u305a\u308c\u304b\u3092100Mbits\/s\u3068\u3057\u305f\u3044\u5834\u5408\u306b\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n<p>Step1. \u6700\u5c0f\u306e\u5024\u3092\u8a08\u7b97\u3059\u308b\u3002<br \/>\n= 100 * 10^6 \/ 8 * 10 * 10^-3<br \/>\n= 100 \/ 8 * 10 * 10^3<br \/>\n= 125kBytes<\/p>\n<p>Step2. \u5b9f\u969b\u306b\u5229\u7528\u3059\u308bHTB\u30d5\u30a3\u30eb\u30bf\u306e\u8a72\u5f53class\u306brate=ceil=\u691c\u8a3c\u4e2d\u306ebitrate, burst=cburst=\u691c\u8a3c\u4e2d\u306e\u5024\u3068\u306a\u308b\u3088\u3046\u306b\u8a2d\u5b9a\u3059\u308b<\/p>\n<p>\u4ed6\u306e\u8a2d\u5b9a\u304c\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u306b\u306a\u3063\u305f\u308a\u3001\u9006\u306b\u4ed6\u306e\u8a2d\u5b9a\u306e\u305b\u3044\u3067\u5236\u9650\u304c\u5916\u308c\u3066\u3057\u307e\u3046\u3053\u3068\u3092\u9632\u3050\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p>\n<p>\u6b21\u306e\u3088\u3046\u306a\u30d5\u30a3\u30eb\u30bf\u3067100Mbit\u306e\u7b87\u6240\u306b\u3064\u3044\u3066\u691c\u8a3c\u3059\u308b\u5834\u5408\u3001\u3053\u3046\u306a\u308a\u307e\u3059\u3002<\/p>\n<pre><code># \u4f8b\ntc class add dev eth0 parent 1:  classid 1:1  htb rate 1000Mbit ceil 1000Mbit burst...\ntc class add dev eth0 parent 1:1 classid 1:10 htb rate  100Mbit ceil 1000Mbit burst...\ntc class add dev eth0 parent 1:1 classid 1:20 htb rate    1Mbit ceil 1000Mbit burst...\n\n# \u691c\u8a3c\u306e\u305f\u3081\u3001\u4e00\u6b21\u3053\u306e\u3088\u3046\u306b\u3059\u308b\ntc class add dev eth0 parent 1:  classid 1:1  htb rate 1000Mbit ceil 1000Mbit burst 125kB cburst 125kB\ntc class add dev eth0 parent 1:1 classid 1:10 htb rate  100Mbit ceil  100Mbit burst 125kB cburst 125kB\ntc class add dev eth0 parent 1:1 classid 1:20 htb rate    1Mbit ceil 1000Mbit burst 125kB cburst 125kB<\/code><\/pre>\n<p>\u305d\u3057\u30661:10\u306b\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u6d41\u3057\u306a\u304c\u3089burst\u5024\u3092\u5927\u304d\u304f\u3057\u3066\u3044\u304d\u307e\u3059\u3002\u3067\u304d\u308c\u3070\u5b9f\u969b\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u3088\u308b\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u304c\u671b\u307e\u3057\u3044\u3067\u3059\u3002<\/p>\n<p>\u4ee5\u4e0b\u306f\u4f8b\u3067\u3059\u3002<\/p>\n<table>\n<thead>\n<tr>\n<th align=\"right\">burst[Bytes]<\/th>\n<th align=\"right\">bitrate[Mbit\/s]<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td align=\"right\">125kB<\/td>\n<td align=\"right\">50MB<\/td>\n<\/tr>\n<tr>\n<td align=\"right\">250kB<\/td>\n<td align=\"right\">89MB<\/td>\n<\/tr>\n<tr>\n<td align=\"right\">500kB<\/td>\n<td align=\"right\">98MB<\/td>\n<\/tr>\n<tr>\n<td align=\"right\">1000kB<\/td>\n<td align=\"right\">101MB<\/td>\n<\/tr>\n<tr>\n<td align=\"right\">1500kB<\/td>\n<td align=\"right\">101MB<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<p>\u3053\u306e\u4f8b\u3067\u306f1000KB\u4ee5\u4e0a\u304c\u5fc5\u8981\u3067\u3042\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3057\u305f\u3002<\/p>\n<p>\u306a\u304a\u4eca\u56de\u306f1Gbit\/s\u306e\u56de\u7dda\u306b\u304a\u3044\u3066100Mbit\/s\u306e\u5236\u9650\u5024\u3067\u3042\u3063\u305f\u305f\u3081\u691c\u8a3c\u3092\u884c\u3048\u307e\u3057\u305f\u304c\u3001\u5b9f\u74b0\u5883\u3067\u306f\u4ed6\u3078\u306e\u5f71\u97ff\u3092\u8003\u616e\u3057\u3066\u3001\u9650\u754c\u5024\u306b\u8fd1\u3044800Mbit\/s\u7b49\u306e\u691c\u8a3c\u3092\u884c\u3046\u306e\u306f\u5371\u967a\u306a\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002\u305d\u306e\u5834\u5408\u306f\u4ed6\u306e\u6e2c\u5b9a\u5024\u3092\u53c2\u8003\u306b\u3057\u306a\u304c\u3089\u3001\u5341\u5206\u5927\u304d\u3081\u306e\u5024\u3092\u8a2d\u5b9a\u3057\u3066\u304f\u3060\u3055\u3044\u3002<br \/>\n\u4f8b\u3048\u3070\u4eca\u56de\u306e\u4f8b\u3067\u306f\u6700\u7d42\u7684\u306b\u306f\u6b21\u306e\u3088\u3046\u306a\u8a2d\u5b9a\u3068\u3057\u3066\u3082\u69cb\u3044\u307e\u305b\u3093\u3002<\/p>\n<pre><code># \u3059\u3079\u3066\u306eburst\u309210MB\u3068\u3057\u305f\ntc class add dev eth0 parent 1:  classid 1:1  htb rate 1000Mbit ceil 1000Mbit burst 10MB cburst 10MB\ntc class add dev eth0 parent 1:1 classid 1:10 htb rate  100Mbit ceil 1000Mbit burst 10MB cburst 10MB\ntc class add dev eth0 parent 1:1 classid 1:20 htb rate    1Mbit ceil 1000Mbit burst 10MB cburst 10MB<\/code><\/pre>\n<h1>\u5185\u90e8qdisc\u306e\u8a2d\u5b9a<\/h1>\n<p>HTB\u306eclass\u69cb\u9020\u3067\u8449\uff08\u672b\u7aef\uff09\u3068\u306a\u308bclass\u306b\u306f\u5fc5\u305a\u5185\u90e8qdisc\u304c\u4ed8\u5c5e\u3057\u307e\u3059\u3002\u7279\u306b\u6307\u5b9a\u3057\u306a\u3044\u5834\u5408\u3082\u6697\u9ed9\u7684\u306b\u4ed8\u304d\u307e\u3059\u304c\u3001tc\u306eshow\u30b3\u30de\u30f3\u30c9\u3067\u30c7\u30d0\u30c3\u30b0\u304c\u884c\u3044\u306b\u304f\u304f\u306a\u308b\u3053\u3068\u3084\u3001\u3069\u306e\u3088\u3046\u306a\u30d1\u30e9\u30e1\u30fc\u30bf\u304c\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u308b\u304b\u4e0d\u660e\u3068\u306a\u308b\u3053\u3068\u306a\u3069\u30c7\u30e1\u30ea\u30c3\u30c8\u304c\u591a\u304f\u3042\u308a\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u5185\u90e8qdisc\u306f\u5fc5\u305a\u660e\u793a\u7684\u306b\u6307\u5b9a\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<h2>\u5185\u90e8qdisc\u306e\u7a2e\u985e<\/h2>\n<p>\u5185\u90e8qdisc\u306b\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u3082\u306e\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li>PFIFO\n<ul>\n<li>HTB\u306e\u5185\u90e8qdisc\u306b\u306f\u4e00\u822c\u7684\u306b\u3053\u308c\u3092\u7528\u3044\u308b<\/li>\n<\/ul>\n<\/li>\n<li>PFIFO_FAST\n<ul>\n<li>PFIFO\u3067TOS\u3092\u8003\u616e\u3057\u3066\u512a\u5148\u5ea6\u306e\u9ad8\u3044IP\u30d1\u30b1\u30c3\u30c8\u304c\u5148\u306b\u9001\u4fe1\u3055\u308c\u308b\u3088\u3046\u306b\u3057\u305f\u3082\u306e<\/li>\n<li>\u305f\u3060\u3057HTB\u5185\u3067\u306fclass\u756a\u53f7\u304c\u5c0f\u3055\u3044\u3082\u306e\u304c\u5148\u306b\u51e6\u7406\u3055\u308c\u308b\u30eb\u30fc\u30eb\u304c\u3042\u308a\u3001\u3053\u3061\u3089\u304c\u512a\u5148\u3055\u308c\u308b\u305f\u3081\u3001\u4f7f\u3046\u30e1\u30ea\u30c3\u30c8\u304c\u5f31\u304f\u306a\u3063\u3066\u3044\u308b\u3002\u5177\u4f53\u7684\u306b\u306f1:10\u30681:20\u304c\u3042\u3063\u305f\u5834\u5408\u306b\u306f\u3001\u300c1:10\u306e\u512a\u5148\u30d1\u30b1\u30c3\u30c8\u21921:10\u306e\u901a\u5e38\u30d1\u30b1\u30c3\u30c8\u21921:20\u306e\u512a\u5148\u30d1\u30b1\u30c3\u30c8\u21921:20\u306e\u901a\u5e38\u30d1\u30b1\u30c3\u30c8\u300d\u306e\u9806\u306b\u51e6\u7406\u3055\u308c\u308b<\/li>\n<\/ul>\n<\/li>\n<li>SFQ\n<ul>\n<li>\u8907\u6570\u306e\u30bb\u30c3\u30b7\u30e7\u30f3\u306b\u516c\u5e73\u306b\u9001\u4fe1\u6a5f\u4f1a\u3092\u4e0e\u3048\u308b\u4ed5\u7d44\u307f\u3092\u6301\u3064<\/li>\n<li>\u5236\u9650\u76ee\u4e00\u676f\u306e\u30d1\u30b1\u30c3\u30c8\u3092\u9001\u4fe1\u3059\u308b\u3053\u3068\u304c\u591a\u3044class\u5185\u3067\u3001\u3059\u3079\u3066\u306e\u30bb\u30c3\u30b7\u30e7\u30f3\u306elatency\u3092\u516c\u5e73\u306b\u3057\u305f\u3044\u5834\u5408\u306b\u306f\u5f79\u7acb\u3064<\/li>\n<li>\u4e00\u65b9\u901a\u5e38\u306e\u901a\u4fe1\u3067\u3082\u51e6\u7406\u306e\u30aa\u30fc\u30d0\u30fc\u30d8\u30c3\u30c9\u306b\u3088\u308alatency\u304c\u5897\u3048\u3066\u3057\u307e\u3046\u305f\u3081\u3001\u5fc5\u8981\u6027\u304c\u306a\u3044\u5834\u5408\u306f\u4f7f\u7528\u3057\u306a\u3044\u65b9\u304c\u826f\u3044\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h2>\u8a2d\u5b9a\u65b9\u6cd5<\/h2>\n<p>PFIFO\u3092\u8a2d\u5b9a\u3059\u308b\u5834\u5408\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p>\n<pre><code>tc qdisc add dev eth0 root handle 1: htb default 1:10\ntc class add dev eth0 parent 1:  classid 1:1  htb rate...\ntc class add dev eth0 parent 1:1 classid 1:10 htb rate...\ntc class add dev eth0 parent 1:1 classid 1:20 htb rate...\ntc qdisc add dev eth0 parent 1:10 handle 100: pfifo limit 1000\ntc qdisc add dev eth0 parent 1:20 handle 200: pfifo limit 1000<\/code><\/pre>\n<p>limit\u306fqdisc\u306b\u3044\u304f\u3064\u306epacket\u3092\u8caf\u3081\u3066\u304a\u3051\u308b\u304b\u3068\u3044\u3046\u30d1\u30e9\u30e1\u30fc\u30bf\u3067\u3059\u3002\u901a\u5e38\u306f1000\u308410000\u306a\u3069\u306b\u3057\u3066\u304a\u3051\u3070\u554f\u984c\u3042\u308a\u307e\u305b\u3093\u3002<br \/>\nlimit\u304c\u5c0f\u3055\u3044\u3068bitrate\u304c\u3067\u306a\u304b\u3063\u305f\u308apacket\u306edrop\u304c\u767a\u751f\u3059\u308b\u539f\u56e0\u3068\u306a\u308a\u307e\u3059\u3002<br \/>\nlimit\u304c\u5927\u304d\u3044\u3068\u5e2f\u57df\u3092\u76ee\u4e00\u676f\u4f7f\u7528\u3057\u3066\u3044\u308b\u5834\u5408\u306blatency\u304c\u60aa\u5316\u3059\u308b\u539f\u56e0\u3068\u306a\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>qdisc\u3067\u3069\u306e\u7a0b\u5ea6\u306edrop\u304c\u767a\u751f\u3057\u3066\u3044\u3066\u3001\u3069\u306e\u7a0b\u5ea6\u306epacket\u304c\u8caf\u307e\u3063\u3066\u3044\u308b\u304b\u306f\u4ee5\u4e0b\u306e\u30b3\u30de\u30f3\u30c9\u3067\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/p>\n<pre><code>tc -s qdisc show dev eth0<\/code><\/pre>\n<p>\u5b9f\u969b\u306b\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u6d41\u3057\u306a\u304c\u3089\u8a2d\u5b9a\u3092\u78ba\u8a8d\u3057\u307e\u3057\u3087\u3046\u3002\u5177\u4f53\u7684\u306a\u78ba\u8a8d\u65b9\u6cd5\u306b\u3064\u3044\u3066\u306f\u300c\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306e\u78ba\u8a8d\u300d\u3067\u89e3\u8aac\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<h1>\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306e\u78ba\u8a8d<\/h1>\n<p>\u5b9f\u969b\u306b\u6d41\u308c\u3066\u3044\u308b\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u78ba\u8a8d\u3059\u308b\u306b\u306f<code>tc -s<\/code>\u30b3\u30de\u30f3\u30c9\u3092\u5229\u7528\u3057\u307e\u3059\u3002\u5177\u4f53\u4f8b\u3092\u6319\u3052\u306a\u304c\u3089\u89e3\u8aac\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n<pre><code># \u5b9f\u884c\u4f8b\n$ tc -s class show dev eth0\nclass htb 1:10 parent 1:1 leaf 100: prio 0 rate 1000Kbit ceil 200000Kbit burst 10Mb cburst 10Mb\n Sent 1713585774 bytes 4330181 pkt (dropped 0, overlimits 0 requeues 0)\n rate 8152bit 5pps backlog 0b 0p requeues 0\n lended: 3589837 borrowed: 36342 giants: 0\n tokens: 1310624255 ctokens: 6553482\n\nclass htb 1:1 root rate 1000Mbit ceil 1000Mbit burst 10Mb cburst 10Mb\n Sent 2642090316 bytes 15137342 pkt (dropped 0, overlimits 0 requeues 0)\n rate 21592bit 24pps backlog 0b 0p requeues 0\n lended: 36342 borrowed: 0 giants: 0\n tokens: 1310718 ctokens: 1310718\n\nclass htb 1:20 parent 1:1 leaf 200: prio 0 rate 1000Kbit ceil 1000Mbit burst 10Mb cburst 10Mb\n Sent 928504542 bytes 10807161 pkt (dropped 0, overlimits 0 requeues 0)\n rate 13440bit 19pps backlog 0b 0p requeues 0\n lended: 10804882 borrowed: 0 giants: 0\n tokens: 1310705000 ctokens: 1310718\n\n$ sudo tc -s qdisc show dev eth0\nqdisc htb 1: root refcnt 2 r2q 10 default 20 direct_packets_stat 0\n Sent 2642281754 bytes 15139127 pkt (dropped 0, overlimits 76801 requeues 0)\n rate 0bit 0pps backlog 0b 0p requeues 0\nqdisc pfifo 100: parent 1:10 limit 10000p\n Sent 1713662136 bytes 3626607 pkt (dropped 0, overlimits 0 requeues 0)\n rate 0bit 0pps backlog 0b 0p requeues 0\nqdisc pfifo 200: parent 1:20 limit 10000p\n Sent 928619618 bytes 10806239 pkt (dropped 0, overlimits 0 requeues 0)\n rate 0bit 0pps backlog 0b 0p requeues 0\n<\/code><\/pre>\n<p><code>tc -s class<\/code>\u3067\u306fclass\u306b\u304a\u3051\u308b\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<code>tc -s qdisc<\/code>\u3067\u306f\u5404qdisc (HTB, HTB\u306e\u5185\u90e8qdisc)\u306b\u304a\u3051\u308b\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<br \/>\n\u3053\u308c\u3089\u306b\u304a\u3044\u3066\u3001\u4e3b\u306b\u78ba\u8a8d\u3059\u3079\u304d\u70b9\u306f\u5404class\u306eSent byte, dropped, overlimits\u3067\u3059\u3002<br \/>\nSent XXX bytes\u306f\u305d\u306eclass, qdisc\u304c\u9001\u4fe1\u3057\u305f\u30d1\u30b1\u30c3\u30c8\u306e\u7d2f\u8a08\u30d0\u30a4\u30c8\u6570\u3092\u8868\u3057\u3066\u3044\u307e\u3059\u3002\u6d41\u3057\u305f\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u304c\u60f3\u5b9a\u3057\u305fclass\u3092\u901a\u3063\u3066\u3044\u308b\u304b\u304c\u308f\u304b\u308a\u307e\u3059\u3002<br \/>\ndropped\u306fenqueue\u3067\u304d\u306a\u304b\u3063\u305f\u30d1\u30b1\u30c3\u30c8\u6570\u3067\u3059\u3002latency\u3088\u308a\u5b89\u5b9a\u3057\u305ftroughput\u3092\u91cd\u8996\u3059\u308b\u5834\u5408\u306f\u5185\u90e8qdisc\u306elimit\u3092\u5897\u3084\u3059\u3053\u3068\u3067drop\u3092\u6291\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<br \/>\noverlimits\u306fdequeue\u3057\u3088\u3046\u3068\u3057\u305f\u969b\u306brate\u3084ceil\u306a\u3069\u4f55\u3089\u304b\u306e\u5236\u9650\u306b\u5f15\u3063\u304b\u304b\u308adequeue\u3067\u304d\u306a\u304b\u3063\u305f\u56de\u6570\u3067\u3059\u3002\u901f\u5ea6\u5236\u9650\u304c\u6709\u52b9\u304b\u3069\u3046\u304b\u306e\u76ee\u5b89\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<h1>\u8a2d\u5b9a\u4f8b<\/h1>\n<p>\u3053\u3053\u3067\u306f\u5b8c\u5168\u306a\u8a2d\u5b9a\u4f8b\u3092\u3044\u304f\u3064\u304b\u793a\u3057\u307e\u3059\u3002<\/p>\n<h2>\u3059\u3079\u3066\u306e\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u307e\u3068\u3081\u3066\u5e2f\u57df\u5236\u9650\u3059\u308b<\/h2>\n<p>\u3059\u3079\u3066\u306e\u9805\u76ee\u3092500Mbit\/s\u306b\u5236\u9650\u3059\u308b\u4f8b\u3067\u3059\u3002<\/p>\n<pre><code>tc qdisc del dev eth0 root\ntc qdisc add dev eth0 root handle 1: htb default 1\ntc class add dev eth0 parent 1: classid 1:1 htb rate 500Mbit ceil 500Mbit burst 10MB cburst 10MB\ntc qdisc add dev eth0 parent 1:1 handle 10: pfifo limit 1000<\/code><\/pre>\n<p>\u3053\u306e\u4f8b\u3067\u306f\u5e2f\u57df\u4fdd\u8a3c\u306f\u5fc5\u8981\u306a\u3044\u305f\u3081\u3001rate\u306fceil\u3068\u540c\u4e00\u306e\u5024\u3068\u3057\u3066\u3057\u307e\u3063\u3066\u3044\u307e\u3059\u3002<br \/>\nrate\u30920\u306b\u3057\u3066\u3082\u540c\u69d8\u306e\u52d5\u4f5c\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u5148\u982d\u306eqdisc del\u306f\u65e2\u306b\u8a2d\u5b9a\u304c\u5b58\u5728\u3057\u305f\u5834\u5408\u306b\u305d\u308c\u3092\u524a\u9664\u3059\u308b\u3082\u306e\u3067\u3059\u3002\u5b89\u5168\u306e\u305f\u3081\u3001\u304b\u306a\u3089\u305a\u8a18\u8ff0\u3057\u3066\u304a\u304f\u3053\u3068\u3092\u304a\u3059\u3059\u3081\u3057\u307e\u3059\u3002<\/p>\n<h2>\u7279\u5b9a\u306e\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306b\u306e\u307f\u5e2f\u57df\u5236\u9650\u3092\u304b\u3051\u308b<\/h2>\n<p>192.168.1.10\u5b9b\u306e\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306e\u307f\u3092100Mbit\/s\u306b\u5236\u9650\u3059\u308b\u4f8b\u3067\u3059\u3002\u5e2f\u57df\u4fdd\u8a3c\u306f\u3042\u308a\u307e\u305b\u3093\u3002<br \/>\nDB\u306b\u304a\u3044\u3066\u5b9a\u671f\u7684\u306b\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3092\u884c\u3046\u969b\u306e\u5e2f\u57df\u5236\u9650\u306a\u3069\u306e\u3088\u3046\u306a\u30a4\u30e1\u30fc\u30b8\u3067\u3057\u3087\u3046\u304b\u3002<\/p>\n<pre><code>tc qdisc del dev eth0 root\ntc qdisc add dev eth0 root handle 1: htb default 10\ntc class add dev eth0 parent 1:  classid 1:1  htb rate  1000Mbit ceil 1000Mbit burst 10MB cburst 10MB\ntc class add dev eth0 parent 1:1 classid 1:10 htb rate     1Mbit ceil 1000Mbit burst 10MB cburst 10MB\ntc class add dev eth0 parent 1:1 classid 1:20 htb rate     1Mbit ceil  100Mbit burst 10MB cburst 10MB\n\ntc qdisc add dev eth0 parent 1:10 handle 100: pfifo limit 1000\ntc qdisc add dev eth0 parent 1:20 handle 200: pfifo limit 1000\n\ntc filter add dev eth0 protocol ip parent 1:0 prio 1 u32 match ip dst 192.168.1.10\/32 flowid 1:20<\/code><\/pre>\n<h2>\u7279\u5b9a\u306e\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306b\u306e\u307f\u5e2f\u57df\u5236\u9650\u3092\u304b\u3051\u306a\u304c\u3089\u5e2f\u57df\u4fdd\u8a3c\u3082\u884c\u3046<\/h2>\n<p>source port\u304c5555, 5556\u306e\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092200Mbit\/s\u306b\u5236\u9650\u3059\u308b\u4f8b\u3067\u3059\u3002\u5e2f\u57df\u4fdd\u8a3c\u3082\u540c200Mbit\/s\u3068\u3057\u307e\u3059\u3002<br \/>\n\u4e00\u5fdc\u305d\u306e\u4ed6\u306e\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306b\u3064\u3044\u3066\u3082\u3042\u308b\u7a0b\u5ea6\uff08200Mbit\/s\uff09\u306e\u5e2f\u57df\u4fdd\u8a3c\u3092\u884c\u3046\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p>\n<p>\u30a4\u30e1\u30fc\u30b8\u3068\u3057\u3066Redis\u306ereplication\u3092\u60f3\u5b9a\u3057\u3066\u3044\u307e\u3059\u3002\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u304c\u5207\u308c\u305f\u308a\u9045\u5ef6\u3057\u305f\u308a\u3057\u306a\u3044\u3088\u3046\u306b\u5e2f\u57df\u4fdd\u8a3c\u304c\u5fc5\u8981\u3067\u3001\u304b\u3064\u65b0\u898f\u30ec\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u969b\u306b\u306f\u81a8\u5927\u306a\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u304c\u6d41\u308c\u308b\u305f\u3081\u3001\u5e2f\u57df\u5236\u9650\u3082\u5fc5\u8981\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n<pre><code>tc qdisc del dev eth0 root\ntc qdisc add dev eth0 root handle 1: htb default 1:20\ntc class add dev eth0 parent 1:  classid 1:1  htb rate 1000Mbit ceil 1000Mbit burst 10MB cburst 10MB\ntc class add dev eth0 parent 1:1 classid 1:10 htb rate  200Mbit ceil  200Mbit burst 10MB cburst 10MB\ntc class add dev eth0 parent 1:1 classid 1:20 htb rate  200Mbit ceil 1000Mbit burst 10MB cburst 10MB\n\ntc qdisc add dev eth0 parent 1:10 handle 100: pfifo limit 1000\ntc qdisc add dev eth0 parent 1:20 handle 200: pfifo limit 1000\n\nsudo tc filter add dev eth0 protocol ip parent 1:0 prio 1 u32 match ip sport 5555 0xffff flowid 1:10\nsudo tc filter add dev eth0 protocol ip parent 1:0 prio 1 u32 match ip sport 5556 0xffff flowid 1:10<\/code><\/pre>\n<p>1:20\u306eceil\u30921000Mbit\u306b\u3057\u3066\u3044\u308b\u305f\u3081\u30011:10\u306e\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u304c\u5c11\u306a\u3044\u5834\u5408\u306f1:20\u304c1:10\u306b\u4fdd\u8a3c\u3055\u308c\u305f\u5206\u3082\u4f7f\u7528\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u306a\u304a\u3001\u4e0a\u8a18\u306e\u4f8b\u3067\u306f\u56de\u7dda\u5168\u4f53\u3067\u4fdd\u8a3c\u3067\u304d\u308bbitrate\u304c\u660e\u793a\u3055\u308c\u3066\u3044\u307e\u305b\u3093\u3002\u3084\u3084\u5197\u9577\u306a\u8868\u73fe\u3068\u306a\u308a\u307e\u3059\u304c\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u4fee\u6b63\u3059\u308b\u3053\u3068\u3067\u56de\u7dda\u5168\u4f53\u306e\u4fdd\u8a3c\u3092\u660e\u793a\u3067\u304d\u307e\u3059\u3002\uff08\u56de\u7dda\u5168\u4f53\u3067\u306e\u4fdd\u8a3c\u3092800Mbits\/s\u3068\u3059\u308b\uff09<\/p>\n<pre><code>tc qdisc del dev eth0 root\ntc qdisc add dev eth0 root handle 1: htb default 200\ntc class add dev eth0 parent 1:   classid 1:1   htb rate 1000Mbit ceil 1000Mbit burst 10MB cburst 10MB\n\n# \u3053\u3053\u304c\u56de\u7dda\u5168\u4f53\u306e\u5e2f\u57df\u4fdd\u8a3c\u3092\u8868\u3059\ntc class add dev eth0 parent 1:1  classid 1:10  htb rate  800Mbit ceil 1000Mbit burst 10MB cburst 10MB \n\ntc class add dev eth0 parent 1:10 classid 1:100 htb rate  200Mbit ceil  200Mbit burst 10MB cburst 10MB\ntc class add dev eth0 parent 1:10 classid 1:200 htb rate  200Mbit ceil 1000Mbit burst 10MB cburst 10MB\n\ntc qdisc add dev eth0 parent 1:100 handle 1000: pfifo limit 1000\ntc qdisc add dev eth0 parent 1:200 handle 2000: pfifo limit 1000\n\nsudo tc filter add dev eth0 protocol ip parent 1:0 prio 1 u32 match ip sport 5555 0xffff flowid 1:100\nsudo tc filter add dev eth0 protocol ip parent 1:0 prio 1 u32 match ip sport 5556 0xffff flowid 1:100<\/code><\/pre>\n<h1>\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8<\/h1>\n<p>\u4f5c\u6210\u3057\u305ftc\u306e\u8a2d\u5b9a\u3092\u30d7\u30ed\u30c0\u30af\u30b7\u30e7\u30f3\u306b\u9069\u7528\u3059\u308b\u524d\u306b\u3001\u5fc5\u305a\u4ee5\u4e0b\u306e\u9805\u76ee\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<ul>\n<li>htb\u306e\u5404class\u306b\u3064\u3044\u3066rate, ceil, burst, cburst\u304c\u660e\u793a\u7684\u306b\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u308b<\/li>\n<li>\u6700\u4e0a\u4f4dclass\u3067\u306frate==ceil\u3068\u306a\u3063\u3066\u3044\u308b<\/li>\n<li>htb\u306e\u5404\u672b\u7aefclass\u306b\u3064\u3044\u3066\u5185\u90e8qdisc\u3068\u305d\u306e\u8a2d\u5b9a\u304c\u660e\u793a\u7684\u306b\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u308b<\/li>\n<li>\u5e2f\u57df\u306e\u5236\u9650\uff08XXXbits\/s\u4ee5\u4e0a\u51fa\u306a\u3044\u3053\u3068\uff09\u3001\u5e2f\u57df\u306e\u4fdd\u8a3c\uff08XXXbits\/s\u307e\u3067\u51fa\u308b\u3053\u3068\uff09\u306b\u3064\u3044\u3066\u5b9f\u74b0\u5883\u3067\u691c\u8a3c\u3055\u308c\u3066\u3044\u308b<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h1>\u6ce8\u610f<\/h1>\n<p>\u3053\u306e\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u306f\u7b56\u5b9a\u3055\u308c\u305f\u3070\u304b\u308a\u3067\u5341\u5206\u306b\u30d7\u30ed\u30c0\u30af\u30b7\u30e7\u30f3\u3067\u306e\u5b9f\u7e3e\u3092\u3082\u3064\u3082\u306e\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u500b\u3005\u306e\u30b1\u30fc\u30b9\u306b\u304a\u3044\u3066\u306f\u7121\u6761\u4ef6\u306b\u5229\u7528\u3059\u308b\u306e\u3067\u306f\u306a\u304f\u3001\u3042\u304f\u307e\u3067\u53c2\u8003\u7a0b\u5ea6\u306b\u304a\u8003\u3048\u304f\u3060\u3055\u3044\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Abstract \u3053\u306e\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u306fLinux\u306b\u304a\u3044\u3066\u5e2f\u57df\u5236\u9650\u306e\u305f\u3081\u306btc\u3092\u7528\u3044\u308b\u969b\u306e\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u3067\u3059\u3002 tc\u306f\u69d8\u3005\u306a\u7528\u9014\u306b\u6d3b\u7528\u3067\u304d\u308b\u3082\u306e\u3067\u3059\u304c\u3001\u30d7\u30ed\u30c0\u30af\u30b7\u30e7\u30f3\u306b\u304a\u3044\u3066\u7279\u5b9a\u306eserver daemon\u306e\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u5236\u9650 [&hellip;]<\/p>\n","protected":false},"author":128,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[9],"tags":[74,171,71,75,72,76,78,77],"class_list":["post-11288","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-info","tag-htb","tag-info","tag-linux","tag-qdisc","tag-qos","tag-tc","tag-78","tag-77"],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/labs.gree.jp\/blog\/wp-json\/wp\/v2\/posts\/11288","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/labs.gree.jp\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/labs.gree.jp\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/labs.gree.jp\/blog\/wp-json\/wp\/v2\/users\/128"}],"replies":[{"embeddable":true,"href":"https:\/\/labs.gree.jp\/blog\/wp-json\/wp\/v2\/comments?post=11288"}],"version-history":[{"count":3,"href":"https:\/\/labs.gree.jp\/blog\/wp-json\/wp\/v2\/posts\/11288\/revisions"}],"predecessor-version":[{"id":17066,"href":"https:\/\/labs.gree.jp\/blog\/wp-json\/wp\/v2\/posts\/11288\/revisions\/17066"}],"wp:attachment":[{"href":"https:\/\/labs.gree.jp\/blog\/wp-json\/wp\/v2\/media?parent=11288"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/labs.gree.jp\/blog\/wp-json\/wp\/v2\/categories?post=11288"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/labs.gree.jp\/blog\/wp-json\/wp\/v2\/tags?post=11288"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}