{"id":2780,"date":"2021-03-03T11:40:51","date_gmt":"2021-03-03T02:40:51","guid":{"rendered":"http:\/\/blog.xcir.net\/?p=2780"},"modified":"2022-04-13T20:01:38","modified_gmt":"2022-04-13T11:01:38","slug":"web%e9%85%8d%e4%bf%a1%e3%81%ae%e6%8a%80%e8%a1%93%e3%81%a8%e3%81%84%e3%81%86%e6%9c%ac%e3%82%92%e6%9b%b8%e3%81%8d%e3%81%be%e3%81%97%e3%81%9f","status":"publish","type":"post","link":"http:\/\/blog.xcir.net\/?p=2780","title":{"rendered":"Web\u914d\u4fe1\u306e\u6280\u8853\u3068\u3044\u3046\u672c\u3092\u66f8\u304d\u307e\u3057\u305f"},"content":{"rendered":"\n<p><a rel=\"noreferrer noopener\" href=\"https:\/\/twitter.com\/xcir\/status\/1358307361627115521\" data-type=\"URL\" data-id=\"https:\/\/twitter.com\/xcir\/status\/1358307361627115521\" 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class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p>\u672c\u66f8\u306f\u4e3b\u306b\u4e2d\u5c0f\u898f\u6a21\u30b5\u30a4\u30c8\u3092\u4f8b\u306b\u3001\u914d\u4fe1\u306b\u5f93\u4e8b\u3057\u305f\u3053\u3068\u306e\u306a\u3044\u30a8\u30f3\u30b8\u30cb\u30a2\u3067\u3082\u308f\u304b\u308b\u3088\u3046\u57fa\u790e\u304b\u3089\u89e3\u8aac\u3057\u3066\u3044\u307e\u3059\u3002\u3082\u3061\u308d\u3093\u3001\u5927\u898f\u6a21\u30b5\u30a4\u30c8\u3067\u3082\u3084\u308b\u3079\u304d\u3053\u3068\u306e\u57fa\u672c\u306f\u5909\u308f\u308a\u307e\u305b\u3093\u3002<br>\u914d\u4fe1\u3092\u696d\u52d9\u3067\u884c\u3063\u3066\u3044\u308b\u30a8\u30f3\u30b8\u30cb\u30a2\u306b\u3068\u3063\u3066\u3082\u57fa\u790e\u306e\u518d\u78ba\u8a8d\u3084\u898b\u843d\u3068\u3057\u306e\u30c1\u30a7\u30c3\u30af\u306a\u3069\u306b\u5f79\u7acb\u3064\u5185\u5bb9\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p><cite>\u7b2c\u4e00\u7ae0\u3088\u308a\u5f15\u7528<\/cite><\/blockquote>\n\n\n\n<p>\u3068\u89e6\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u914d\u4fe1\u306b\u89e6\u308c\u305f\u3053\u3068\u304c\u306a\u3044\u30a8\u30f3\u30b8\u30cb\u30a2\u306b\u306f\u306a\u305c\u5fc5\u8981\u306a\u306e\u304b\u3068\u3044\u3046\u57fa\u790e\u304b\u3089\u3001\u914d\u4fe1\u3092\u65e2\u306b\u610f\u8b58\u3057\u3066\u3044\u308b\u30a8\u30f3\u30b8\u30cb\u30a2\u3067\u3082\u7269\u8db3\u308a\u306a\u308a\u306a\u3055\u3092\u611f\u3058\u306a\u3044\u3088\u3046\u306b\u81ea\u5206\u304c\u4eca\u307e\u3067\u8e0f\u3093\u3067\u304d\u305f\u69d8\u3005\u306a\u969c\u5bb3\u3084\u30df\u30b9\u3082\u591a\u6570\u66f8\u304d\u307e\u3057\u305f\u3002\u3080\u3057\u308d\u66f8\u3044\u3066\u308b\u9014\u4e2d\u306b\u8e0f\u3093\u3067\u8ffd\u52a0\u3057\u305f\u30b3\u30e9\u30e0\u3082\u3044\u304f\u3064\u304b\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u307e\u305f\u672c\u3092\u66f8\u304f\u6642\u306e\u5de5\u592b\u3068\u3057\u3066\u3001\u53c2\u7167\u3057\u305fRFC\u306f\u306a\u308b\u3060\u3051\u66f8\u304f\u3088\u3046\u306b\u3057\u307e\u3057\u305f\uff08\u3053\u308c\u306f\u4ed6\u306e\u672c\u3082\u8ffd\u968f\u3057\u3066\u307b\u3057\u3044\u306a\u3068\u304b\uff09<br>\u305d\u3082\u305d\u3082HTTP\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u591a\u304f\u306e\u8aa4\u89e3\u306fRFC\u3092\u8aad\u3093\u3067\u3044\u306a\u3044\u3068\u3044\u3046\u3068\u3053\u308d\u304b\u3089\u6765\u3066\u3044\u308b\u3068\u8003\u3048\u3066\u304a\u308a\u3001\u5b9f\u969b\u306bRFC\u306e\u53c2\u7167\u90e8\u5206\u3092\u793a\u3059\u3053\u3068\u3067\u7a81\u304d\u5408\u308f\u305b\u3066\u307f\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u306e\u304b\u306a\u3068\u8003\u3048\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u306a\u306e\u3067\u7ae0\u3092\u9032\u3081\u308b\u3054\u3068\u306b\u5b9f\u8df5\u7684\u306a\u77e5\u8b58\u3092\u5f97\u3089\u308c\u308b\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002<br>\u7ae0\u7acb\u3066\u306f<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>\u914d\u4fe1\u306e\u57fa\u790e\u77e5\u8b58\uff082\u7ae0\uff09<\/li><li>Proxy\/CDN\u3067\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u884c\u3046\u305f\u3081\u306b\u5fc5\u8981\u306a\u30aa\u30ea\u30b8\u30f3\u5074\u306e\u5730\u306a\u3089\u3057\u3092\u884c\u3046\uff083\u7ae0\uff09<\/li><li>Proxy\/CDN\u3067\u306e\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u884c\u3044\u65b9\uff084\uff5e6\u7ae0\uff09<\/li><li>\u5b9f\u969b\u306b\u81ea\u524d\u3067\u914d\u4fe1\u74b0\u5883\u3092\u3064\u304f\u3063\u3066\u307f\u308b\uff087\u7ae0\uff09<\/li><\/ul>\n\n\n\n<p>\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002<br>\u3068\u308a\u3042\u3048\u305a<a rel=\"noreferrer noopener\" href=\"https:\/\/gihyo.jp\/book\/2021\/978-4-297-11925-6\/#toc\" target=\"_blank\">\u76ee\u6b21<\/a>\u3082\u8aad\u307f\u306a\u304c\u3089\u4ee5\u964d\u3092\u8aad\u3093\u3067\u307b\u3057\u3044\u306e\u3067\u3059\u304c<\/p>\n\n\n\n<p>2\u7ae0\u306f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u8a71\u3092\u30e1\u30a4\u30f3\u306b\u3053\u3053\u306b\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u7f6e\u3051\u305f\u3089\u52b9\u679c\u3042\u308b\u3088\u306d\u3060\u3063\u305f\u308a\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u7a2e\u985e\u306e\u8a71\u3092\u3057\u3066\u3044\u307e\u3059\u3002<br>\u5272\u3068\u591a\u304f\u306e\u4eba\u304cWeb\u30b5\u30a4\u30c8\u3067\u30ad\u30e3\u30c3\u30b7\u30e5\u3068\u3044\u3048\u3070CDN\u3068\u3044\u3046\u5370\u8c61\u304c\u3042\u308b\u3068\u601d\u3044\u307e\u3059\u304c\u3001\u305d\u308c\u3088\u308a\u3082\u901f\u3044\u30d6\u30e9\u30a6\u30b6\u30ad\u30e3\u30c3\u30b7\u30e5\u3082\u3042\u308b\u3088\u306d\u3001\u3068\u304b\u3069\u3046\u4f7f\u3044\u5206\u3051\u308b\u306e\u304b\u3068\u3044\u3063\u305f\u77e5\u8b58\u304c\u5f97\u3089\u308c\u308b\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>3\u7ae0\u306f\u304b\u306a\u308a\u5206\u539a\u3044\u7ae0\u3067\u3059\u3002\u3053\u3053\u3067\u306fHTTP\u305d\u306e\u3082\u306e\u306e\u8a71\u3084HTTP\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u4ed5\u69d8\u3092\u591a\u304f\u89e6\u308c\u3066\u3044\u308b\u7ae0\u3067\u3059\u3002<br>RFC\u306e\u53c2\u7167\u3082\u4e00\u756a\u591a\u3044\u7ae0\u3067\u3001\u3053\u306e\u7ae0\u307e\u3067\u3092\u8aad\u3080\u3053\u3068\u3067\u30d6\u30e9\u30a6\u30b6\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u3046\u307e\u304f\u4f7f\u3046\u3053\u3068\u304c\u3067\u304d\u308b\u306f\u305a\u3067\u3059\u3002<br>\u307e\u305f\u3061\u3087\u3063\u3068\u9762\u767d\u3044\u3068\u3053\u308d\u3067\u753b\u50cf\u306e\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u306b\u3064\u3044\u3066\u3082\u89e6\u308c\u3066\u3044\u307e\u3059\u3002Web\u914d\u4fe1\u306b\u304a\u3044\u3066\u91cd\u8981\u306a\u8981\u7d20\u306f\u3044\u304f\u3064\u304b\u3042\u308a\u307e\u3059\u304c\u3001\u305d\u306e\u4e00\u3064\u306b\u914d\u4fe1\u30b3\u30f3\u30c6\u30f3\u30c4\u306e\u30b5\u30a4\u30ba\u3092\u5c0f\u3055\u304f\u3059\u308b\u3053\u3068\u3067\u3059\u3002<br>\u3061\u3089\u307b\u3089js\/css\u306a\u3069\u306e\u30c6\u30ad\u30b9\u30c8\u30b3\u30f3\u30c6\u30f3\u30c4\u306e\u5727\u7e2e\u6f0f\u308c\u3084\u30b5\u30e0\u30cd\u30a4\u30eb\u306a\u306e\u306b\u306a\u305c\u304b\u539f\u5bf8\u5927\u306e\u753b\u50cf\u3092\u30b9\u30bf\u30a4\u30eb\u30b7\u30fc\u30c8\u3067\u5c0f\u3055\u304f\u3057\u3066\u308b\u3060\u3051\u3060\u3063\u305f\u308a\u3059\u308b\u30b5\u30a4\u30c8\u3092\u898b\u304b\u3051\u307e\u3059\u3002<br>\u6050\u3089\u304f\u914d\u4fe1\u306b\u304b\u304b\u308f\u3063\u305f\u3053\u3068\u304c\u3042\u308b\u30a4\u30f3\u30d5\u30e9\u30a8\u30f3\u30b8\u30cb\u30a2\u3067\u3042\u308c\u3070\u9996\u304c\u3082\u3052\u308b\u307b\u3069\u540c\u610f\u3057\u3066\u3082\u3089\u3048\u308b\u3068\u601d\u3046\u306e\u3067\u3059\u304c\u3001CDN\u3092\u4f7f\u3063\u3066\u914d\u4fe1\u3059\u308b\u4ee5\u524d\u306b\u5bfe\u7b56\u304c\u3067\u304d\u308b\u3053\u3068\u304c\u591a\u3044\uff08\u30b5\u30e0\u30cd\u4f7f\u3063\u3066\u30fb\u30fb\u30fb\u3068\u304b\uff09\u3068\u601d\u3044\u307e\u3059\u3002\u305d\u306e\u3088\u3046\u306a\u3053\u3068\u3092\u8a70\u3081\u8fbc\u3093\u3060\u7ae0\u3067\u3059\u3002<\/p>\n\n\n\n<p>4\u7ae0\u306fProxy\u3084CDN\u3067\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u884c\u3044\u8ca0\u8377\u5bfe\u7b56\u3092\u3059\u308b\u969b\u306e\u6ce8\u610f\u4e8b\u9805\u3092\u591a\u6570\u5165\u308c\u3066\u3044\u307e\u3059\u3002<br>3\u7ae0\u3068\u3046\u3063\u3066\u5909\u308f\u3063\u3066\u3053\u306e\u7ae0\u306fRFC\u306e\u53c2\u7167\u304c\u5c11\u306a\u3044\u3067\u3059\uff08\u3053\u308c\u4ee5\u964d\u306e\u7ae0\u3082\u3067\u3059\u304c\uff09\u8981\u306f\u5b9f\u8df5\u7684\u306a\u5185\u5bb9\u3068\u3044\u3063\u305f\u611f\u3058\u3067\u3059\u3002<br>\u3068\u306f\u3044\u3063\u3066\u30824\u7ae0\u306f5\u7ae0\u306e\u3088\u308a\u5b9f\u8df5\u7684\u306a\u5185\u5bb9\u306b\u79fb\u308b\u307e\u3067\u306e\u57fa\u790e\u7684\u306a\u5185\u5bb9\u3068\u3082\u8a00\u3048\u307e\u3059\u3002\u7279\u306b\u5192\u982d\u306b\u5b9f\u969b\u306b\u30ad\u30e3\u30c3\u30b7\u30e5\u3067\u52a9\u304b\u3063\u305f\u30b5\u30a4\u30c8\u306e\u4f8b\u3092\u53d6\u308a\u4e0a\u3052\u3066\u304a\u308a\u3001\u7d50\u69cb\u697d\u3057\u3044\u3093\u3058\u3083\u306a\u3044\u304b\u306a\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u305d\u3057\u3066\u5206\u539a\u30445\u7ae0\u3067\u3001\u6050\u3089\u304f\u3053\u306e\u672c\u3067\u4e00\u756a\u96e3\u3057\u3044\u7ae0\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002<br>\u6050\u3089\u304f\u5b9f\u969b\u306b\u8aad\u3093\u3060\u4eba\u3060\u3068\u3053\u308c\u306fProxy\u5411\u3051\u306e\u8a71\u304c\u591a\u3044\u3093\u3058\u3083\uff1f\u3068\u601d\u3046\u4eba\u3082\u591a\u3044\u3068\u304a\u3082\u3044\u307e\u3059\u304c\u3001\u6c7a\u3057\u3066\u305d\u3046\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<br>\u4f8b\u3048\u3070\u591a\u6bb5Proxy\u306e\u8a71\u306fCDN\u306b\u304a\u3044\u3066\u3082\u591a\u6bb5\u30a8\u30c3\u30b8\u306e\u8a71\u3068\u3082\u901a\u3058\u3066\u304d\u307e\u3059\u3002\u7279\u306b\u7d30\u304b\u3044\u5236\u5fa1\u304c\u53ef\u80fd\u306aFastly\u306e\u5834\u5408\u306f\u3053\u306e\u8fba\u308a\u3092\u7406\u89e3\u3057\u3066\u304a\u304f\u5fc5\u8981\u304c\u3042\u308b\u3067\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p>\u305d\u3057\u30666\u7ae0\u306fCDN\u306e\u8a71\u3067\u3059\u3002\u672c\u66f8\u3092\u8cb7\u3063\u305f\u4eba\u306f\u5272\u3068CDN\u306e\u4f7f\u3044\u304b\u305f\u3092\u76ee\u7684\u3068\u3057\u3066\u3044\u308b\u3068\u601d\u3044\u307e\u3059\u3002<br>\u30b5\u30f3\u30d7\u30eb\u3068\u3057\u3066Fastly\u3092\u53d6\u308a\u4e0a\u3052\u3066\u3044\u307e\u3059\u304c\u3001\u6050\u3089\u304f\u305d\u306e\u30dc\u30ea\u30e5\u30fc\u30e0\u306b\u306f\u304c\u3063\u304b\u308a\u3059\u308b\u4eba\u3082\u591a\u3044\u3068\u601d\u3044\u307e\u3059\u3002<br>CDN\u306e\u696d\u8005\u306f\u305f\u304f\u3055\u3093\u3042\u308a\u307e\u3059\u3057\u3001\u5171\u901a\u3059\u308b\u8a2d\u5b9a\u306f\u3042\u308b\u3082\u306e\u306e\u591a\u304f\u306e\u8a2d\u5b9a\u306f\u5404CDN\u3067\u7570\u306a\u308b\u305f\u3081\u3001\u6b63\u76f4\u306a\u3068\u3053\u308d\u305d\u3046\u3044\u3046\u64cd\u4f5c\u306f\u5404CDN\u306e\u30de\u30cb\u30e5\u30a2\u30eb\u3092\u8aad\u3093\u3060\u307b\u3046\u304c\u826f\u3044\u3067\u3057\u3087\u3046\u3002\uff08\u7279\u5b9aCDN\u306b\u7279\u5316\u3057\u3066\u304c\u3063\u3064\u308a\u8a18\u4e8b\u66f8\u3044\u3066\u3082\u9762\u767d\u3044\u6c17\u3082\u3057\u307e\u3059\u304c\u307e\u3041\u30fb\u30fb\uff09<br>\u305d\u3082\u305d\u3082CDN\u3092\u4f7f\u3046\u305f\u3081\u306b\u5fc5\u8981\u306a\u77e5\u8b58\u306f5\u7ae0\u307e\u3067\u3067\u5b8c\u6210\u3067\u304d\u3066\u3044\u308b\u3068\u8003\u3048\u3066\u3044\u307e\u3059\u3002<br>\u3067\u306f\u3001\u3053\u306e\u7ae0\u3067\u76ee\u7684\u3068\u3057\u3066\u3044\u308b\u306e\u306f\u306a\u306b\u304b\u3068\u3044\u3046\u3068\u3001CDN\u3067\u969c\u5bb3\u304c\u8d77\u304d\u305f\u3089\u3069\u3046\u3084\u3063\u3066\u5207\u308a\u5206\u3051\u308b\u306e\u304b\u3068\u304b\u3001\u30d7\u30ed\u30c0\u30af\u30c8\u304b\u3089\u306a\u3093\u304b\u30ad\u30e3\u30c3\u30b7\u30e5\u58ca\u308c\u3066\u308b\u3068\u304b\u8a00\u308f\u308c\u305f\u308a\u306a\u3093\u304b\u9045\u3044\u3051\u3069\u3068\u8a00\u308f\u308c\u305f\u6642\u306b\u3069\u3046\u8003\u3048\u308b\u306e\u304b\u3068\u3044\u3063\u305f\u3042\u307e\u308a\u898b\u306a\u3044\u5207\u308a\u53e3\u66f8\u3044\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u305d\u3057\u3066\u6700\u5f8c\u306e7\u7ae0\u306f\u500b\u4eba\u7684\u306b\u8cdb\u5426\u4e21\u8ad6\u304c\u3042\u308b\u7ae0\u3060\u3068\u8003\u3048\u3066\u3044\u307e\u3059\uff08\u6b63\u76f4\u3059\u3054\u304f\u3069\u3046\u3059\u308b\u304b\u60a9\u3093\u3060\u7ae0\u3067\u3059\uff09<br>\u81ea\u4f5cCDN\u3068\u9298\u6253\u3063\u3066\u3044\u308b\u3053\u3068\u3082\u3042\u308a\u3001\u5f53\u521d\u306f\u4e2d\u898f\u6a21\u7a0b\u5ea6\u306e\u914d\u4fe1\u74b0\u5883\u306b\u3064\u3044\u3066\u66f8\u3053\u3046\u304b\u306a\u3068\u8003\u3048\u3066\u306f\u3044\u305f\u306e\u3067\u3059\u304c\u3001\u6050\u3089\u304f\u4e2d\u898f\u6a21\u30fb\u5927\u898f\u6a21\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u6271\u3046\u4eba\u306f\u3060\u3044\u305f\u3044CDN\u3092\u4f7f\u3046\u306f\u305a\u3067\u3001\u81ea\u524d\u3067\u7528\u610f\u3059\u308b\u306e\u306f\uff08\u5931\u793c\u306a\u304c\u3089\uff09\u304a\u91d1\u304c\u306a\u3044\u30b5\u30a4\u30c8\u306e\u306f\u305a\u3060\u304b\u3089\u305d\u3046\u3044\u3046\u30b5\u30a4\u30c8\u306b\u5411\u3051\u3066\u66f8\u304d\u307e\u3057\u305f\u3002<br>\u7d14\u7c8b\u306b\u4e2d\u898f\u6a21\u30b5\u30a4\u30c8\u306b\u89e6\u308c\u308b\u5834\u5408\u306f\u7d30\u304b\u3044\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\u3084\u76e3\u8996\u306b\u89e6\u308c\u308b\u5fc5\u8981\u304c\u3042\u308a\u3001\u305d\u306e\u5185\u5bb9\u306f\u4f55\u304b\u3057\u3089\u7279\u5316\u3057\u305f\u5185\u5bb9\u3068\u306a\u308b\u305f\u3081\u30cb\u30c3\u30c1\u306b\u306a\u308b\u3060\u308d\u3046\u3068\u5224\u65ad\u3057\u305f\u3068\u3044\u3046\u306e\u3082\u3042\u308a\u307e\u3059\u3002<br>\u500b\u4eba\u7684\u306b\u306f\u5b9f\u3092\u53d6\u308a\u5b9f\u969b\u306b\u624b\u3092\u51fa\u3057\u3084\u3059\u3044\u3088\u3046\u306b\u306a\u3063\u305f\u3068\u306f\u8003\u3048\u3066\u3044\u307e\u3059\u304c\u3001\u3053\u308c\u3092\u81ea\u4f5cCDN\u3068\u547c\u3076\u3068\u307e\u3041\u306a\u3093\u304b\u8a00\u308f\u308c\u305d\u3046\u3060\u306a\u3068\u30c9\u30ad\u30c9\u30ad\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u6700\u5f8c\u306e\u4ed8\u9332\u306fVarnish\u306b\u3064\u3044\u3066\u66f8\u3044\u3066\u3044\u307e\u3059\u3002\u4ed8\u9332\u3068\u3044\u3046\u306b\u306f\u5272\u3068\u30b3\u30a2\u306a\u3068\u3053\u308d\u3082\u89e6\u308c\u3066\u308b\u3068\u601d\u3044\u307e\u3059\u3002\u6b8b\u5ff5\u306a\u304c\u3089Varnish\u672c\u3067\u306f\u306a\u3044\u306e\u3067\u304b\u306a\u308a\u7aef\u6298\u3063\u3066\u3044\u307e\u3059\u304c\u91cd\u8981\u3060\u3063\u305f\u308a\u30cf\u30de\u308a\u30dd\u30a4\u30f3\u30c8\u306f\u89e6\u308c\u3089\u308c\u305f\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p><strong>\uff08\u8ffd\u8a182022\/04\/13)<\/strong> 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class=\"wp-block-heading\"><strong>&nbsp;\u672c\u3092\u8aad\u307e\u306a\u3044\u306b\u305b\u3088\u77e5\u3063\u3066\u304a\u304f\u3068\u4fbf\u5229\u306a\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u77e5\u8b58<\/strong><\/h2>\n\n\n\n<p>\u305b\u3063\u304b\u304f\u306a\u306e\u3067\u3001\u3042\u307e\u308a\u4ed6\u3067\u306f\u898b\u304b\u3051\u306a\u3044\u3051\u3069\u610f\u8b58\u3057\u3066\u304a\u304f\u3068\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u8003\u3048\u65b9\u304c\u5909\u308f\u308b\u77e5\u8b58\u3092\u4e00\u3064\u7d39\u4ecb\u3057\u307e\u3059\u3002<br><strong>no-cache<\/strong>\u306f\u305d\u306e\u540d\u524d\u304b\u3089\u30cf\u30de\u308b\u4eba\u304c\u591a\u304f\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u3057\u306a\u3044\u3068\u3044\u3046\u610f\u5473\u3067\u306f\u306a\u3044\u3068\u3044\u3046\u306e\u304c\u3060\u3044\u3076\u6d78\u900f\u3057\u3066\u304d\u305f\u306e\u304b\u306a\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u6b63\u78ba\u306b\u306f\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u4f7f\u3046\u306b\u306f\u691c\u8a3c\u304c\u5fc5\u8981\u3068\u3044\u3046\u30c7\u30a3\u30ec\u30af\u30c6\u30a3\u30d6\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u3088\u304f\u30bb\u30c3\u30c8\u3067\u8aac\u660e\u3055\u308c\u308b<strong>no-store<\/strong>\u306f\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u683c\u7d0d\u3057\u3066\u306f\u3044\u3051\u306a\u3044\u3068\u3044\u3046\u30c7\u30a3\u30ec\u30af\u30c6\u30a3\u30d6\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u3053\u306eno-cache\u306e\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u4f7f\u3046\u306b\u306f\u691c\u8a3c\u304c\u5fc5\u8981\u3068\u3044\u3046\u306e\u3068no-store\u306e\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u683c\u7d0d\u3057\u3066\u306f\u3044\u3051\u306a\u3044\u3068\u3044\u3046\u30cb\u30e5\u30a2\u30f3\u30b9\u306e\u9055\u3044\u306f\u3069\u3053\u304b\u3089\u304f\u308b\u306e\u3067\u3057\u3087\u3046\u304b\uff1f<\/p>\n\n\n\n<p>\u3053\u308c\u306f\u4e21\u8005\u304c\u8a55\u4fa1\u3059\u308b\u30b9\u30c6\u30fc\u30b8\u304c\u7570\u306a\u308b\u3068\u3053\u308d\u304b\u3089\u6765\u3066\u3044\u307e\u3059\u3002<br>\u305d\u3082\u305d\u3082\u30ad\u30e3\u30c3\u30b7\u30e5\u3068\u3044\u3046\u306e\u306f\u300c\u683c\u7d0d\u3059\u308b\u300d\u3068\u3044\u3046\u306e\u3068\u300c\u5229\u7528\u3059\u308b\u300d\u3068\u3044\u3046\u306e\u306f\u7570\u306a\u308b\u30b9\u30c6\u30fc\u30b8\u3067\u884c\u308f\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p>no-store\u306f\u300c\u683c\u7d0d\u3059\u308b\u300d\u969b\u306b\u683c\u7d0d\u3055\u305b\u306a\u3044\u3068\u3044\u3046\u6307\u5b9a\u3067\u3042\u308a\u3001no-cache\u306f\u300c\u5229\u7528\u3059\u308b\u300d\u969b\u306b\u30aa\u30ea\u30b8\u30f3\u306b\u691c\u8a3c\u3092\u884c\u3044\u6700\u65b0\u3067\u3042\u308c\u3070\u5229\u7528\u3059\u308b\u3068\u3044\u3046\u6307\u5b9a\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u300c\u5229\u7528\u3059\u308b\u300d\u3068\u3044\u3046\u30b9\u30c6\u30fc\u30b8\u306f\u3042\u307e\u308a\u666e\u6bb5\u610f\u8b58\u3055\u308c\u308b\u3053\u3068\u306f\u306a\u3044\u306e\u3067\u3059\u304c\u3001TTL\u3092\u8a55\u4fa1\u3059\u308b\u30bf\u30a4\u30df\u30f3\u30b0\u306f\u5f53\u7136\u300c\u5229\u7528\u3059\u308b\u300d\u6642\u306b\u884c\u3046\u3082\u306e\u306a\u306e\u3067\u3001\u3042\u30fc\u306a\u308b\u307b\u3069\u3068\u7d0d\u5f97\u3044\u304f\u4eba\u3082\u591a\u3044\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3055\u3066\u3001\u3053\u3053\u3067\u9762\u767d\u3044\u306e\u304cno-cache\u3084no-store\u306f\u30b5\u30fc\u30d0\u30fc\u304b\u3089\u306e\u30ec\u30b9\u30dd\u30f3\u30b9\u30d8\u30c3\u30c0\uff08cache-control\uff09\u306b\u542b\u307e\u308c\u308b\u3060\u3051\u3067\u306f\u306a\u304f\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u304b\u3089\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u30d8\u30c3\u30c0\uff08cache-control\uff09\u306b\u542b\u3081\u308b\u3053\u3068\u3082\u53ef\u80fd\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u4e21\u8005\u3068\u3082\u610f\u5473\u306f\u540c\u3058\u306a\u306e\u3067\u3059\u304c(max-age\u306f\u30ea\u30af\u30a8\u30b9\u30c8\u3068\u30ec\u30b9\u30dd\u30f3\u30b9\u306b\u3042\u308b\u5834\u5408\u3067\u610f\u5473\u5408\u3044\u304c\u7570\u306a\u3063\u3066\u304d\u307e\u3059\u304c)\u3001CDN\u3084Proxy\u306b\u5bfe\u3057\u3066no-cache\u3092\u6307\u5b9a\u3057\u305f\u3068\u3053\u308d\u3067\u7121\u8996\u3055\u308c\u307e\u3059\u3002<br>\u3082\u3057\u5f8b\u5100\u306b\u89e3\u91c8\u3057\u3066\u30aa\u30ea\u30b8\u30f3\u306b\u554f\u3044\u5408\u308f\u305b\u305f\u3089F5\u306e\u3084\u308a\u305f\u3044\u653e\u984c\u3067\u3059\u3002\u305f\u3060\u3001\u3053\u308c\u306f\u30d6\u30e9\u30a6\u30b6\u30ad\u30e3\u30c3\u30b7\u30e5\u306f\u3053\u308c\u3092\u89e3\u91c8\u3057\u307e\u3059\u3002no-store\u3092\u6307\u5b9a\u3057\u3066\u30ea\u30af\u30a8\u30b9\u30c8\u3059\u308c\u3070\u3001\u30d6\u30e9\u30a6\u30b6\u30ad\u30e3\u30c3\u30b7\u30e5\u306b\u306f\u683c\u7d0d\u3055\u308c\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<p>\u3067\u306f\u3001\u65e2\u306b\u30ad\u30e3\u30c3\u30b7\u30e5\u304c\u3042\u308b\u72b6\u614b\u3067no-store\u3092\u6307\u5b9a\u3057\u305f\u5834\u5408\u306f\u3069\u3046\u306a\u308b\u306e\u3067\u3057\u3087\u3046\u304b\uff1f\u7b54\u3048\u306f\u30ad\u30e3\u30c3\u30b7\u30e5\u304c\u30ec\u30b9\u30dd\u30f3\u30b9\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3053\u308c\u306fno-store\u304c\u300c\u683c\u7d0d\u3059\u308b\u300d\u969b\u306b\u8a55\u4fa1\u3055\u308c\u308b\u305f\u3081\u3067\u3001\u3053\u306e\u5834\u5408\u306b\u6307\u5b9a\u3059\u3079\u304d\u306a\u306e\u306fno-cache\u3001\u3082\u3057\u304f\u306fmax-age=0\u3067\u3059\u3002\u3061\u306a\u307f\u306bmax-age=0\u306f\u30ea\u30af\u30a8\u30b9\u30c8\u3067\u542b\u307e\u308c\u305f\u5834\u5408\u306f\u6307\u5b9a\u79d2\u6570\u4ee5\u4e0a\u306e\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u53d7\u3051\u5165\u308c\u308b\u6c17\u304c\u306a\u3044\u3068\u3044\u3046\u610f\u5473\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3053\u308c\u306f\u8003\u3048\u3066\u307f\u308c\u3070\u306a\u308b\u307b\u3069\u3068\u601d\u3046\u3093\u3067\u3059\u304c\u3001\u5272\u3068\u6c17\u3065\u304b\u306a\u3044\u4eba\u304a\u304a\u3044\u3093\u3058\u3083\u306a\u3044\u304b\u306a\u3041\u3068\u304b\u601d\u3044\u307e\u3059<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u672c\u3092\u66f8\u304f\u7d4c\u7def<\/strong><\/h2>\n\n\n\n<p>\u3053\u306e\u672c\u3092\u66f8\u304f\u307e\u3067\u306f\u305d\u3082\u305d\u3082\u6280\u8853\u66f8\u3092\u66f8\u304f\u3068\u304b\u3069\u3046\u3044\u3046\u7d4c\u7def\u304b\u3089\u884c\u3046\u304b\u3068\u304b\u5168\u304f\u3057\u308a\u307e\u305b\u3093\u3067\u3057\u305f\u3002\u3082\u3057\u304b\u3057\u305f\u3089\u8208\u5473\u3042\u308b\u4eba\u3082\u3044\u308b\u3068\u601d\u3046\u306e\u3067\u3061\u3087\u3063\u3068\u66f8\u3044\u3066\u307f\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u81ea\u5206\u3068\u3042\u3063\u305f\u3053\u3068\u304c\u3042\u308b\u4eba\u306f\u300c\u30a8\u30a4\u30d7\u30ea\u30eb\u30d5\u30fc\u30eb\u3067\u843d\u3061\u308b\u30b5\u30a4\u30c8\u3092\u6e1b\u3089\u3057\u305f\u3044\u300d\u307f\u305f\u3044\u306a\u3053\u3068\u3092\u52c9\u5f37\u4f1a\u3084\u3046\u3069\u3093\u4f1a\u3067\u805e\u3044\u305f\u3053\u3068\u3042\u308b\u304b\u3082\u3057\u308c\u306a\u3044\u3067\u3059\u3002\u4ed6\u306b\u3082\u3053\u3093\u306a\u611f\u3058\u3067\u30a8\u30a4\u30d7\u30ea\u30eb\u30d5\u30fc\u30eb\u5f53\u65e5\u3064\u3076\u3084\u3044\u3066\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-rich is-provider-twitter wp-block-embed-twitter\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"twitter-tweet\" data-width=\"550\" data-dnt=\"true\"><p lang=\"ja\" dir=\"ltr\">\u4eca\u5e74\u3082\u30b5\u30fc\u30d0\u304c\u843d\u3061\u308b\u65e5\u304c\u6765\u305f<br>\u914d\u4fe1\u3067\u306e\u8ca0\u8377\u5bfe\u7b56\u3092\u3082\u3063\u3068\u8003\u3048\u3066\u307f\u308b\u3068\u5e78\u305b\u306b\u306a\u308b\u3068\u6bce\u5e74\u601d\u3046\u3093\u3060<\/p>&mdash; \uff3c\u3044\u308f\u306a\u3061\u3083\u3093\u3055\u3093\uff0f (@xcir) <a href=\"https:\/\/twitter.com\/xcir\/status\/980108008876163072?ref_src=twsrc%5Etfw\">March 31, 2018<\/a><\/blockquote><script async src=\"https:\/\/platform.twitter.com\/widgets.js\" charset=\"utf-8\"><\/script>\n<\/div><\/figure>\n\n\n\n<p>\u3053\u306e\u672c\u3092\u66f8\u304f\u524d\u304b\u3089\u3001\u3053\u306e\u3088\u3046\u306a\u554f\u984c\u610f\u8b58\u3092\u6301\u3063\u3066\u3044\u305f\u306e\u3067\u3059\u304c\u30012017\u5e74\u306b\u3068\u3042\u308b\u30b5\u30a4\u30c8\u306e\u30ad\u30e3\u30c3\u30b7\u30e5\u4e8b\u6545\u3067CDN\u304c\u8a71\u984c\u306b\u306a\u3063\u305f\u969b\u306b<a href=\"http:\/\/blog.xcir.net\/?p=2575\" data-type=\"post\" data-id=\"2575\">CDN\u3068\u306e\u4ed8\u304d\u5408\u3044\u65b9<\/a>\u3068\u3044\u3046\u8a18\u4e8b\u3092\u66f8\u304d\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p>\u5b9f\u306f\u3053\u308c\u306f\u5143\u3005\u793e\u5185\u5411\u3051\u306b\u66f8\u3044\u3066\u3044\u3066\u6e80\u8db3\u3057\u3066\u3044\u305f\u306e\u3067\u3059\u304c\uff08\u7d50\u69cb\u4f55\u304b\u8d77\u304d\u305f\u308a\u3059\u308b\u3068\u793e\u5185\u5411\u3051\u306b\u8a18\u4e8b\u3092\u66f8\u3044\u305f\u308a\u3059\u308b\u3053\u3068\u304c\u591a\u304f\u3066\u4ed6\u306b\u3082\u5272\u3068\u51fa\u3057\u305f\u3089\u9762\u767d\u305d\u3046\u306a\u30cd\u30bf\u304c\u3044\u304f\u3064\u304b\uff09Twitter\u304bQiita\u3067\u3001\u52d5\u7684\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u30ad\u30e3\u30c3\u30b7\u30e5\u3059\u308b\u306a\u3093\u3066\u30fb\u30fb\u30fb\u307f\u305f\u3044\u306a\u6295\u7a3f\u3092\u898b\u304b\u3051\u3066\u3044\u3084\u305d\u3046\u3058\u3083\u306a\u3044\u3068\u30ab\u30c3\u3068\u306a\u3063\u3066\u66f8\u3044\u305f\u8a18\u61b6\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-rich is-provider-twitter wp-block-embed-twitter\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"twitter-tweet\" data-width=\"550\" data-dnt=\"true\"><p lang=\"ja\" dir=\"ltr\">CDN\u4e91\u3005\u306e\u3084\u3064\u306f\u793e\u5185\u306e\u30b3\u30f3\u30d5\u30eb\u306b\u3044\u308d\u3044\u308d\u66f8\u3044\u305f\u306e\u3067\u5272\u3068\u6e80\u8db3\u3057\u3066\u308b<\/p>&mdash; \uff3c\u3044\u308f\u306a\u3061\u3083\u3093\u3055\u3093\uff0f (@xcir) <a href=\"https:\/\/twitter.com\/xcir\/status\/880080610793930752?ref_src=twsrc%5Etfw\">June 28, 2017<\/a><\/blockquote><script async src=\"https:\/\/platform.twitter.com\/widgets.js\" charset=\"utf-8\"><\/script>\n<\/div><\/figure>\n\n\n\n<figure class=\"wp-block-embed is-type-rich is-provider-twitter wp-block-embed-twitter\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"twitter-tweet\" data-width=\"550\" data-dnt=\"true\"><p lang=\"ja\" dir=\"ltr\">\u3084\u3063\u3071\u8a18\u4e8b\u66f8\u304f\u308f<\/p>&mdash; \uff3c\u3044\u308f\u306a\u3061\u3083\u3093\u3055\u3093\uff0f (@xcir) <a href=\"https:\/\/twitter.com\/xcir\/status\/881022408185880576?ref_src=twsrc%5Etfw\">July 1, 2017<\/a><\/blockquote><script async src=\"https:\/\/platform.twitter.com\/widgets.js\" charset=\"utf-8\"><\/script>\n<\/div><\/figure>\n\n\n\n<p>\u30ab\u30c3\u3068\u306a\u3063\u3066\u3084\u3063\u305f\u3053\u3068\u306a\u306e\u3067\u3059\u304c\u3001\u7fcc\u5e74\u306b\u672c\u66f8\u304d\u307e\u305b\u3093\u304b\u3068\u3044\u3046\u30e1\u30fc\u30eb\u304c\u6765\u305f\u308f\u3051\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">\u306f\u3058\u3081\u307e\u3057\u3066\u3002\u51fa\u7248\u793e\u3001\u6280\u8853\u8a55\u8ad6\u793e\u306e\u91ce\u7530\u3068\u7533\u3057\u307e\u3059\u3002\n\u66f8\u7c4d\u4f01\u753b\u3078\u306e\u3054\u5354\u529b\u3001\u57f7\u7b46\u3092\u304a\u9858\u3044\u3057\u305f\u304f\u9023\u7d61\u5dee\u3057\u4e0a\u3052\u307e\u3057\u305f\u3002\n\n\u73fe\u6642\u70b9\u3067\u306f\u307e\u3060Varnish-Cache\u5165\u9580\u306e\u3088\u3046\u306a\u66f8\u7c4d\u306b\u306a\u308b\u304b\u3001\n\u3042\u308b\u3044\u306fCDN\u542b\u3081\u914d\u4fe1\u5168\u4f53\u3092\u4fef\u77b0\u7684\u306b\u89e3\u8aac\u3059\u308b\u672c\u306b\u306a\u308b\u304b\u3082\u672a\u5b9a\u306a\u306e\u3067\u3059\u304c\u3001\nWeb\u30b5\u30fc\u30d3\u30b9\u3084\u30b7\u30b9\u30c6\u30e0\u306e\u305f\u3081\u306e\u300c\u30ea\u30d0\u30fc\u30b9\u30d7\u30ed\u30ad\u30b7\u300d\u3084\u300c\u30ad\u30e3\u30c3\u30b7\u30e5\u300d\u300c\u914d\u4fe1\u6700\u9069\u5316\u300d\u306e\u5165\u9580\u66f8\u3092\u4f01\u753b\u3057\u3066\u304a\u308a\u307e\u3059\u3002\n\nPDF\u7248\u306eVarnish\nCache\u5165\u9580\u3084\u8cb4\u30d6\u30ed\u30b0\u306eCDN\u306b\u95a2\u3059\u308b\u8a18\u4e8b\uff08****\uff09\u3092\u62dd\u8aad\u3057\u3001\n\u305c\u3072\u57f7\u7b46\u304a\u9858\u3044\u3067\u304d\u306a\u3044\u304b\u3068\u4eca\u56de\u9023\u7d61\u5dee\u3057\u4e0a\u3052\u307e\u3057\u305f\u3002\n\n\u3082\u3057\u3054\u8208\u5473\u304a\u6301\u3061\u3044\u305f\u3060\u3051\u308b\u3088\u3046\u306a\u3089\u3001\n\u4f01\u753b\u306e\u72d9\u3044\u3001\u6700\u7d42\u7684\u306b\u306f\u3069\u3046\u3044\u3046\u5f62\u306e\u66f8\u7c4d\u306b\u306a\u308b\u304b\u306e\u8907\u6570\u306e\u30d7\u30e9\u30f3\u306a\u3069\u304a\u4f1d\u3048\u306b\u304a\u8a2a\u306d\uff08\u3082\u3057\u304f\u306f\u4f01\u753b\u66f8\u306e\u9001\u4ed8\uff09\u3044\u305f\u3057\u307e\u3059\u3002\n\n\n\u3054\u691c\u8a0e\u3088\u308d\u3057\u304f\u304a\u9858\u3044\u3044\u305f\u3057\u307e\u3059<\/pre>\n\n\n\n<p>\u30e1\u30fc\u30eb\u6765\u305f\u6642\u3081\u3063\u3061\u3083\u30d3\u30d3\u3063\u305f\u3068\u601d\u3044\u307e\u3059\u3002\uff08\u3068\u3044\u3046\u304b\u3069\u3053\u304b\u3089\u30e1\u30a2\u30c9\u77e5\u3063\u305f\u3093\u3060\u308d\u3046\u3068\u3044\u3046\u306e\u304c\u307e\u305a\u3042\u308a\u307e\u3057\u305f\uff57\uff09<br>\u3053\u306e\u3042\u3068\u6253\u3061\u5408\u308f\u305b\u3092\u3057\u305f\u969b\u306e\u8b70\u4e8b\u9332\u304c\u3053\u3093\u306a\u611f\u3058\u3067\u3059<br><\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">\u8b70\u4e8b\u9332\n \u5927\u307e\u304b\u306a\u65b9\u5411\u6027\n \u9032\u3081\u308b\u306a\u3089Web\u30b5\u30a4\u30c8\u306e\u30b3\u30f3\u30c6\u30f3\u30c4\u3084\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5411\u3051\u30a2\u30bb\u30c3\u30c8\u300c\u914d\u4fe1\u672c\u300d\u3002\u76ee\u7684\u610f\u8b58\u306b\u8fd1\u3044\u3002\n \u30ad\u30e3\u30c3\u30b7\u30e5\u672c\u306f\u8aac\u660e\u3057\u304d\u308c\u306a\u3044\u3057\u3001varnish-cache\u306f\u5546\u696d\u66f8\u7c4d\u306b\u3059\u308b\u307b\u3069\u4eba\u6c17\u304c\u3042\u308b\u3082\u306e\u3067\u306f\u306a\u3044\u3002\n \u30e6\u30fc\u30b6\u30fc\u306b\u8fd1\u3044\u3068\u3053\u308d\u304b\u3089\u5f90\u3005\u306b\u914d\u4fe1\u3092\u6700\u9069\u5316\u3059\u308b\u624b\u6cd5\u3092\u89e3\u8aac\u3057\u3066\u3044\u304f\u3002\n CDN\u3092\u4f7f\u3048\u3070\u4e07\u4e8b\u89e3\u6c7a\u3068\u3044\u3046\u3082\u306e\u3067\u306f\u306a\u304f\u3001\u3080\u3057\u308d\u305d\u306e\u524d\u306e\u6bb5\u968e\u304c\u91cd\u8981\u306a\u306e\u3067CDN\u4ee5\u524d\u306b\u3064\u3044\u3066\u3082\u3057\u3063\u304b\u308a\u89e3\u8aac\u3057\u6700\u7d42\u7684\u306bCDN\u3092\u4f7f\u3046\u65b9\u6cd5\u306b\u3064\u3044\u3066\u89e3\u8aac\u3059\u308b\u3088\u3046\u306a\u69cb\u6210\u3002\n \u30d6\u30e9\u30a6\u30b6\u30fc\u3001\u30ea\u30d0\u30fc\u30b9\u30d7\u30ed\u30ad\u30b7\u3001\u30a2\u30d7\u30ea\u3001CDN\u2026\u3068\u3044\u3046\u3088\u3046\u306a\u69cb\u6210\u3067\u9032\u3081\u308b\u3002\n \u5185\u5bb9\u88dc\u8db3\n CDN\u3092\u3061\u3083\u3093\u3068\u4f7f\u3046\u524d\u306e\u6700\u4f4e\u9650\u304b\u3089\u59cb\u3081\u308b 1:n\u306e\u30ad\u30e3\u30c3\u30b7\u30e5\n CDN\u306f\u6700\u5f8c\u306b\u2026\n \u3069\u306eCDN\u3092\u7d39\u4ecb\u3059\u308b\u304b GREE\u306fAkamai\u3092\u4f7f\u3063\u3066\u3044\u308b\u304c\u8aad\u8005\u5411\u3051\u306b\u306fFastly\u3060\u308d\u3046 Akamai\u306f\u60f3\u5b9a\u8aad\u8005\u304c\u305d\u3082\u305d\u3082\u4f7f\u3048\u306a\u3044\n Akamai\/Fastly\/CloudFront\n \u30ec\u30d3\u30e5\u30fc\u3057\u3066\u304f\u308c\u308b\u304b\u3001\u5185\u5bb9\u3092\u30d2\u30a2\u30ea\u30f3\u30b0\u3067\u304d\u308b\u304b\u3002\n \u5927\u898f\u6a21\u306a\u3089\u3067\u306f\u3068\u3044\u3046\u8a71\u304c\u3042\u308b\u3068\u9762\u767d\u3044\u304b\u3082 varnish\u306e\u30de\u30a4\u30b0\u30ec\u30fc\u30b7\u30e7\u30f3\u3068\u304b\u5927\u5909\u306a\u8a71\u306f\u5927\u898f\u6a21\n \u30ad\u30e3\u30c3\u30b7\u30e5\u3055\u305b\u308b\u30b5\u30fc\u30d0\u30fc\u306b\u3064\u3044\u3066 Ubuntu\u3068RHEL\u7cfb\uff08CentOS\uff09\n varnish, nginx, apache\u306e\u4e09\u629e\u3002\u66f8\u7c4d\u3068\u3057\u3066\u306f\u305f\u3076\u3093varnish\u4e2d\u5fc3\u3002 \n \u8aad\u8005\u306e\u8ab2\u984c\u3068\u3053\u306e\u672c\u306e\u610f\u7fa9\u3002\n \u5c0f\u898f\u6a21\u3001\u4e2d\u898f\u6a21\u3060\u3068\u9069\u5207\u306b\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u4f7f\u3048\u3066\u3044\u306a\u3044\u3053\u3068\u304c\u3042\u308b\u3002\u305d\u3046\u3044\u3046\u3068\u3053\u308d\u304c\u9069\u5207\u306b\u4f7f\u3048\u308b\u3088\u3046\u306b\u306a\u308b\u305f\u3081\u306b\u3001\u914d\u4fe1\u3084\u30ad\u30e3\u30c3\u30b7\u30e5\u306b\u3064\u3044\u3066\u4e00\u518a\u306b\u307e\u3068\u3081\u308b\u672c\u3092\u51fa\u3059\u3053\u3068\u306b\u306f\u610f\u7fa9\u304c\u3042\u308b\u3060\u308d\u3046\u3002\u5927\u898f\u6a21\u306f\u6982\u306d\u9069\u5207\u306b\u4f7f\u3048\u3066\u3044\u308b\u306f\u305a\uff08\u4f8b\u5916\u3082\u3042\u308b\u304c\u2026\uff09\u3002\n eg. 4\/1\u3001\u30a8\u30a4\u30d7\u30ea\u30eb\u30d5\u30fc\u30eb\u3067\u843d\u3061\u308b\u4e2d\u5c0f\u30b5\u30a4\u30c8\u2026\u3002\n eg.\n \u30e1\u30c7\u30a3\u30a2\u63b2\u8f09\u306a\u3069\u3067PV\u5897\u304c\u8d77\u304d\u305f\u809d\u5fc3\u306a\u3068\u304d\u306b\u843d\u3061\u3066\u3057\u307e\u3044\u6a5f\u3092\u9003\u3059\u30b5\u30a4\u30c8\u2026\u3002\n \u3053\u3046\u3044\u3063\u305f\u4ee3\u8868\u7684\u306a\u4f8b\u304c\u8003\u3048\u3089\u308c\u308b\u304c\u3001\u9069\u5207\u306b\u914d\u4fe1\u3067\u304d\u3066\u3044\u306a\u3044\u4e2d\u5c0f\u30b5\u30a4\u30c8\uff08\u306e\u904b\u55b6\u4f01\u696d\u306e\u62c5\u5f53\u8005\uff09\u304c\u8aad\u8005\u5bfe\u8c61\u3002\u5927\u4f01\u696d\u306f\u914d\u4fe1\u3092\u898b\u308b\u4eba\u304c\u3044\u308b\u304c\u3001\u305d\u3046\u3044\u3046\u4eba\u304c\u3044\u306a\u3044\u3068\u3053\u308d\u3002\n \u672c\u306e\u3064\u304f\u308a\n 192p \uff5e 256p\u3050\u3089\u3044\u3002\u6280\u8853\u66f8\u3068\u3057\u3066\u306f\u77ed\u3081\u3002<\/pre>\n\n\n\n<p>\u5143\u3005~256p\u3050\u3089\u3044\u3060\u3063\u305f\u306e\u304c\u500d\u3050\u3089\u3044\u307e\u3067\u81a8\u308c\u308b\u3068\u304b\u9a5a\u304d\u307e\u3059\u306d\u3053\u3093\u306a\u611f\u3058\u306e\u3084\u308a\u53d6\u308a\u3092\u3057\u3064\u3064\u3001\u5f8c\u306f\u539f\u7a3f\u3092\u66f8\u3044\u3066\u3044\u3063\u305f\u308f\u3051\u3067\u3059\u3002\u3061\u306a\u307f\u306b\u57f7\u7b46\u306fmarkdown\u3067\u3001\u56f3\u306fcacoo\u3067\u3001\u3084\u308a\u53d6\u308a\u306fgithub\u306eissue\u3067\u884c\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u7de0\u3081\u5207\u308a\u3068\u306f\u4f55\u3060\u3063\u305f\u306e\u304b<\/strong><\/h2>\n\n\n\n<figure class=\"wp-block-embed is-type-rich is-provider-twitter wp-block-embed-twitter\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"twitter-tweet\" data-width=\"550\" data-dnt=\"true\"><p lang=\"ja\" dir=\"ltr\">\u3061\u306a\u307f\u306b\u3053\u3053\u306b\u66f8\u3044\u3066\u308b\u300c\u7de0\u3081\u5207\u308a\u3067\u3054\u8ff7\u60d1\u300d\u3068\u3044\u3046\u306e\u306f\u3053\u306e\u30ec\u30d9\u30eb\u3067\u306e\u3054\u8ff7\u60d1\u306a\u306e\u3067\u672c\u6c17\u3067\u7533\u3057\u8a33\u306a\u3044\u308f\u3051\u3067\u3059\uff082\u5e74\u3076\u3063\u3061\u304e\u3063\u3066\u308b\uff09 <a href=\"https:\/\/t.co\/6C0kMlD5v9\">pic.twitter.com\/6C0kMlD5v9<\/a><\/p>&mdash; \uff3c\u3044\u308f\u306a\u3061\u3083\u3093\u3055\u3093\uff0f (@xcir) <a href=\"https:\/\/twitter.com\/xcir\/status\/1357572702609936384?ref_src=twsrc%5Etfw\">February 5, 2021<\/a><\/blockquote><script async src=\"https:\/\/platform.twitter.com\/widgets.js\" charset=\"utf-8\"><\/script>\n<\/div><\/figure>\n\n\n\n<p>2018\u5e74\u672b\u306b\u306f\u539f\u7a3f\u306f\u4ed5\u4e0a\u304c\u308b\u306f\u305a\u3060\u3063\u305f\u306e\u3067\u3059\u304c\u3001\u7de0\u3081\u5207\u308a\u30922\u5e74\u3076\u3063\u3061\u304e\u3063\u3066\u3057\u307e\u3063\u3066\u672c\u5f53\u306b\u7533\u3057\u8a33\u306a\u3044\u3068\u3044\u3046\u30fb\u30fb\u66f8\u304d\u305f\u3044\u3053\u3068\u306f\u304b\u306a\u308a\u65e9\u671f\u306b\u56fa\u307e\u3063\u3066\u3044\u305f\u306e\u3067\u3059\u304c\u3001\u5b9f\u969b\u306b\u66f8\u3044\u3066\u307f\u308b\u3068\u6050\u308d\u3057\u304f\u6642\u9593\u304c\u304b\u304b\u308b\u3002<\/p>\n\n\n\n<p>\u3044\u304f\u3064\u304b\u306e\u7406\u7531\u306f\u3042\u308b\u306e\u3067\u3059\u304c\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u81ea\u4f53\u304c\u9806\u3092\u8ffd\u3063\u3066\u8aac\u660e\u3059\u308b\u306e\u304c\u96e3\u3057\u3044\u8981\u7d20\u304c\u591a\u3005\u3042\u308b\u304b\u3089\u3067\u3059\u3002<br>\u4f8b\u3048\u3070Vary\u304c\u305d\u306e\u5178\u578b\u306a\u306e\u3067\u3059\u304c\u3001\u3053\u308c\u306f3,4,5\u7ae0\u3067\u8aac\u660e\u3092\u3057\u3066\u3044\u307e\u3059\u30023\u7ae0\u307e\u3067\u3067\u89e6\u308c\u305f\u5185\u5bb9\u3067\u89e3\u8aac\u3067\u304d\u308bVary\u30685\u7ae0\u307e\u3067\u3067\u89e6\u308c\u305f\u5185\u5bb9\u3067\u89e3\u8aac\u3067\u304d\u308bVary\u306f\u9055\u3046\u306e\u3067\u3059\u3002<br>\u3053\u3046\u3044\u3046\u306e\u304c\u7d50\u69cb\u3042\u3063\u305f\u3053\u3068\u3084\u3001\u81ea\u5206\u306e\u4e2d\u3067\u6574\u7406\u3057\u304d\u308c\u3066\u306a\u3044\u90e8\u5206\u3092\u8abf\u3079\u306a\u304a\u3057\u305f\u308a\u3067\u6642\u9593\u304c\u304b\u304b\u308a\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p>\u3042\u3068\u3001\u539f\u7a3f\u304c\u4e00\u6c17\u306b\u52a0\u901f\u3057\u305f\u306e\u306f2019\u5e74\u672b\u3050\u3089\u3044\u304b\u3089\u3067\u3001\u305d\u308c\u307e\u3067\u306f\u6570\u65e5\u306a\u306b\u3082\u66f8\u304b\u305a\u306b\u3084\u308a\u53d6\u308a\u3057\u3066\u308bgithub\u306eissue\u3092\u898b\u308b\u306e\u304c\u6016\u3044\u3068\u3044\u3046\u306e\u3082\u3056\u3089\u3060\u3063\u305f\u3093\u3067\u3059\u304c\u3001\u3068\u306b\u304b\u304f\u6bce\u65e5\u4f55\u304b\u30b3\u30df\u30c3\u30c8\u3092\u3059\u308b\uff08\u53e5\u8aad\u70b9\u306e\u4fee\u6b63\u3067\u3082\u3044\u3044\u306e\u3067\uff09\u3068\u3044\u3046\u306e\u3092\u30eb\u30fc\u30c1\u30f3\u306b\u3057\u305f\u3068\u3053\u308d\u4e00\u6c17\u306b\u9032\u307f\u307e\u3057\u305f\u3002<br>\u591a\u5206\u3053\u308c\u3084\u3063\u3066\u306a\u304b\u3063\u305f\u3089\u307e\u3060\u66f8\u304d\u7d42\u308f\u3063\u3066\u306a\u3044\u3067\u3057\u3087\u3046\u3057\u3001\u3082\u3057\u6700\u521d\u304b\u3089\u3084\u3063\u3066\u3044\u305f\u3089\u534a\u5e74\uff5e1\u5e74\u3050\u3089\u3044\u306f\u901f\u304f\u4ed5\u4e0a\u3052\u308b\u3053\u3068\u304c\u3067\u304d\u305f\u3093\u3058\u3083\u306a\u3044\u304b\u306a\u3068\u601d\u3044\u307e\u3059\u3002<br>\u4f55\u304b\u672c\u3092\u66f8\u304f\u4eba\u306f\u307e\u3058\u3067\u30eb\u30fc\u30c1\u30f3\u5316\u3059\u308b\u306e\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\u3002<br>\u3042\u308a\u304c\u305f\u3044\u3053\u3068\u306b\u50ac\u4fc3\u306f\u307b\u307c\u3055\u308c\u306a\u304b\u3063\u305f\u306e\u3067\u3001\u5272\u3068\u7d0d\u5f97\u3044\u304f\u3068\u3053\u308d\u307e\u3067\u304b\u3051\u305f\u304b\u306a\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u5c11\u3057\u671f\u5f85\u3057\u3066\u3044\u305f\u300c\u9032\u6357\u3069\u3046\u3067\u3059\u304b\uff1f\u300d\u300c\u9032\u6357\u3060\u3081\u3067\u3059\u300d\u306e\u3084\u308a\u3068\u308a\u306f\u3057\u3066\u3044\u306a\u3044\u306f\u305a\u3067\u3059\uff08\u3068\u3044\u3046\u304b\u3060\u3081\u3067\u3059\u3067\u3075\u3056\u3051\u3089\u308c\u308b\u30ec\u30d9\u30eb\u3067\u306f\u306a\u3044\u306e\u3067\u7533\u3057\u8a33\u306a\u3044\uff09<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u51fa\u7248\u793e\u3067\u51fa\u3059\u3068\u3044\u3046\u610f\u7fa9<\/strong><\/h2>\n\n\n\n<p>\u6700\u8fd1\u3067\u306f\u6280\u8853\u66f8\u5178\u306e\u3088\u3046\u306a\u500b\u4eba\u3067\u6280\u8853\u66f8\u3092\u51fa\u3059\u3068\u3044\u3046\u3053\u3068\u3082\u3084\u308a\u3084\u3059\u304f\u306a\u3063\u305f\u305f\u3081\u3001\u4ee5\u524d\u306b\u6bd4\u3079\u308b\u3068\u6c17\u8efd\u306b\u307e\u3068\u307e\u3063\u305f\u5f62\u3067\u6280\u8853\u306e\u60c5\u5831\u767a\u4fe1\u304c\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u3063\u3066\u304d\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u4ee5\u524d\u4f55\u304b\u3067\u898b\u304b\u3051\u305f\u306e\u3067\u3059\u304c\uff08twitter\u3060\u3063\u305f\u6c17\u304c\u3057\u307e\u3059\uff09\u6280\u8853\u66f8\u3092\u51fa\u7248\u793e\u3067\u51fa\u3059\u610f\u5473\u306f\u3042\u308b\u306e\u3060\u308d\u3046\u304b\u3067\u3059\u3002<br>\u3042\u304f\u307e\u3067\u4eca\u56de\u66f8\u3044\u3066\u307f\u3066\u306e\u611f\u60f3\u3067\u3059\u304c\u3001\u76ee\u7684\u306b\u3088\u3063\u3066\u306f\u610f\u5473\u306f\u3042\u308b\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u3053\u306e\u76ee\u7684\u3067\u3059\u304c\u3001\u81ea\u5206\u306e\u5834\u5408\u306f\u300cHTTP\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u5165\u9580\u66f8\u3092\u66f8\u3044\u3066\u3001\u5c11\u3057\u3067\u3082\u843d\u3061\u308b\u30b5\u30a4\u30c8\u3092\u6e1b\u3089\u3057\u305f\u3044\u300d\u3068\u3044\u3046\u307e\u3041\u5927\u305d\u308c\u305f\u76ee\u6a19\u3060\u3063\u305f\u308a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-rich is-provider-twitter wp-block-embed-twitter\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"twitter-tweet\" data-width=\"550\" data-dnt=\"true\"><p lang=\"ja\" dir=\"ltr\">\u305b\u3063\u304b\u304f\u306a\u3093\u3067\u3001\u305d\u3082\u305d\u3082\u306a\u3093\u3067\u3053\u3093\u306a\u672c\u66f8\u3044\u305f\u304b\u3068\u3044\u3046\u3068\u672c\u306e\u6700\u5f8c\u306e\u30da\u30fc\u30b8\u306b\u66f8\u3044\u305f\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u9078\u629e\u80a2\u306e\u4e00\u3064\u3068\u3057\u3066CDN\/Proxy\u3084\u30d6\u30e9\u30a6\u30b6\u3067\u306e\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u5165\u308c\u3066\u307b\u3057\u3044\u3068\u3044\u3046\u3053\u3068\u3060\u3063\u305f\u308a\u3057\u307e\u3059\u3002\uff08\u30b9\u30af\u30b7\u30e7\u4e0a\u3052\u3066\u3044\u3044\u3088\u3068\u8a31\u53ef\u3082\u3089\u3063\u3066\u307e\u3059\uff09  <a href=\"https:\/\/twitter.com\/hashtag\/Web%E9%85%8D%E4%BF%A1%E3%81%AE%E6%8A%80%E8%A1%93?src=hash&amp;ref_src=twsrc%5Etfw\">#Web\u914d\u4fe1\u306e\u6280\u8853<\/a> <a href=\"https:\/\/t.co\/NuwPI1bzC8\">pic.twitter.com\/NuwPI1bzC8<\/a><\/p>&mdash; \uff3c\u3044\u308f\u306a\u3061\u3083\u3093\u3055\u3093\uff0f (@xcir) <a href=\"https:\/\/twitter.com\/xcir\/status\/1357578034375581699?ref_src=twsrc%5Etfw\">February 5, 2021<\/a><\/blockquote><script async src=\"https:\/\/platform.twitter.com\/widgets.js\" charset=\"utf-8\"><\/script>\n<\/div><\/figure>\n\n\n\n<p>\u5f8c\u8005\u306f\u307e\u3060\u308f\u304b\u308a\u307e\u305b\u3093\u304c\u3001\u524d\u8005\u306b\u3064\u3044\u3066\u306f\u51fa\u7248\u793e\u3067\u51fa\u3057\u305f\u304b\u3089\u3053\u305d\u9054\u6210\u3067\u304d\u305f\u3068\u8003\u3048\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u6b63\u76f4\u306a\u3068\u3053\u308d\u3053\u3093\u306a\u30cb\u30c3\u30c1\u306a\u672c\u58f2\u308c\u306a\u3044\u3060\u308d\u3046\u3068\u601d\u3063\u3066\u307e\u3057\u305f\u304c\u3001\u3042\u308a\u304c\u305f\u3044\u3053\u3068\u306b\u6f2b\u753b\u3067\u3082\u306a\u3044\u306e\u306b\u767a\u58f2\u65e5\u524d\u306b\u51fa\u7248\u793e\u306e\u5728\u5eab\u5207\u308c\uff0b\u5897\u5237\u3068\u975e\u5e38\u306b\u58f2\u308c\u3066\u3044\u308b\u306e\u3067\u304a\u91d1\u3082\u3064\u3044\u3066\u304f\u308b\u3068\u306f\u601d\u3046\u306e\u3067\u3059\u304c\u3001\u6253\u5408\u305b\u3067\u805e\u3044\u305f\u969b\u306e\u898b\u8fbc\u307f\u984d\u306f\u81ea\u5206\u306e\u304b\u3051\u308b\u30b3\u30b9\u30c8\u306b\u5bfe\u3057\u3066\u4f4e\u3044\u306a\u3068\u6b63\u76f4\u601d\u3044\u307e\u3057\u305f\u3002<br>\u6280\u8853\u66f8\u306f\u6f2b\u753b\u306e\u3088\u3046\u306b\u58f2\u308c\u308b\u308f\u3051\u3067\u3082\u306a\u3044\u3067\u3059\u3057\u3001\u4ed5\u65b9\u306a\u3044\u3068\u3053\u308d\u306f\u3042\u308b\u3068\u306f\u601d\u3044\u307e\u3059\u3002<br>\u306a\u306e\u3067\u81ea\u5206\u306f\u3053\u308c\u306f\u5206\u539a\u3044\u540c\u4eba\u8a8c\u3067\u3042\u3063\u3066\u304a\u91d1\u3092\u76ee\u7684\u3068\u3057\u3066\u3044\u306a\u3044\u3068\u8003\u3048\u306a\u304c\u3089\u66f8\u304d\u307e\u3057\u305f\u3002\u306a\u306e\u3067\u76ee\u7684\u6b21\u7b2c\u306a\u306e\u304b\u306a\u3068\u3044\u3063\u305f\u611f\u3058\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u3058\u3083\u3042\u4f55\u304c\u51fa\u7248\u793e\u3067\u306e\u30e1\u30ea\u30c3\u30c8\u306a\u306e\u304b\u3068\u3044\u3046\u3068\u7de8\u96c6\u304c\u3064\u304f\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002<br>\u3042\u307e\u308a\u3053\u3046\u3044\u3046\u306e\u3092\u66f8\u304f\u3068\u81ea\u610f\u8b58\u5f37\u3059\u304e\u3067\u306f\u3068\u601d\u308f\u308c\u308b\u304b\u3082\u3057\u308c\u306a\u3044\u3093\u3067\u3059\u304c\u3001<\/p>\n\n\n\n<p>\u4e00\u822c\u7684\u306b\u8457\u8005\u306f\u66f8\u3053\u3046\u3068\u3057\u3066\u3044\u308b\u5206\u91ce\u306b\u304a\u3044\u3066\u305d\u308c\u306a\u308a\u306b\u77e5\u8b58\u3092\u6301\u3063\u3066\u3044\u308b\u306f\u305a\u3067\u3059\u3002<br>\u305d\u306e\u4e2d\u3067\u3042\u304f\u307e\u3067\u8457\u8005\u306e\u8003\u3048\u3067\u308f\u304b\u308a\u3084\u3059\u304f\u66f8\u3044\u3066\u3044\u304f\u306e\u3067\u3059\u304c\u3001\u7d50\u5c40\u306e\u3068\u3053\u308d\u3001\u305d\u308c\u306f\u3067\u304d\u308b\u4eba\u306e\u8003\u3048\u308b\u308f\u304b\u308a\u3084\u3059\u3044\u3067\u305d\u306e\u77e5\u8b58\u3092\u6301\u3063\u3066\u306a\u3044\u4eba\u304b\u3089\u898b\u3066\u672c\u5f53\u306b\u308f\u304b\u308a\u3084\u3059\u3044\u304b\u3068\u3044\u3048\u3070\u305d\u3046\u3067\u306f\u306a\u3044\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u305d\u306e\u305f\u3081\u539f\u7a3f\u3092\u66f8\u3044\u3066\u308b\u9014\u4e2d\u306b\u4f55\u5ea6\u3082\u3053\u308c\u306f\u308f\u304b\u308a\u3065\u3089\u3044\u3068\u3044\u3046\u6307\u6458\u3092\u53d7\u3051\u3066\u4fee\u6b63\u3057\u307e\u3057\u305f\uff08\u7279\u306bVary\u3068\u304b\u672c\u5f53\u306b\u306a\u3093\u3069\u76f4\u3057\u305f\u3093\u3060\u308d\u3046\u3068\uff09<br>\u6307\u6458\u3092\u53d7\u3051\u3066\u3082\u306a\u3093\u3067\u3053\u308c\u3067\u308f\u304b\u308a\u3065\u3089\u3044\u306e\u304b\u3059\u3050\u306b\u306f\u7406\u89e3\u3067\u304d\u306a\u3044\u3053\u3068\u3082\u3042\u308a\u3001\u3082\u3057\u7de8\u96c6\u629c\u304d\u3067\u4e00\u4eba\u3067\u66f8\u3044\u3066\u3044\u305f\u306e\u3067\u3042\u308c\u3070\u9593\u9055\u3044\u306a\u304f\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u5143\u3005\u77e5\u3063\u3066\u3044\u308b\u4eba\u306a\u3089\u308f\u304b\u308b\u3059\u3054\u3044\u30cb\u30c3\u30c1\u306a\u672c\u306b\u306a\u3063\u305f\u3068\u601d\u3044\u307e\u3059\u3002<br>\u9593\u9055\u3044\u306a\u304f\u7de8\u96c6\u304c\u3044\u306a\u3051\u308c\u3070\u3053\u306e\u672c\u306f\u5225\u306e\u3082\u306e\u3068\u306a\u3063\u3066\u3044\u305f\u3067\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p>\u5f8c\u306f\u8aad\u307f\u3084\u3059\u3055\u3082\u6539\u5584\u3055\u308c\u307e\u3059\u3002\u3053\u306e\u8a18\u4e8b\u3092\u898b\u3066\u3082\u3089\u3048\u3070\u5206\u304b\u308b\u3088\u3046\u306b\u5272\u3068\u5730\u306e\u6587\u306f\u8aad\u307f\u3065\u3089\u3044\u3088\u306d\u3068\u306f\u601d\u3046\u308f\u3051\u3067\u3059\u304c(\u6d41\u77f3\u306b\u3082\u3046\u5c11\u3057\u610f\u8b58\u3057\u3066\u66f8\u3044\u3066\u307e\u3059\u304c)\u3001\u672c\u306f\u7dba\u9e97\u306b\u76f4\u3057\u3066\u3082\u3089\u3063\u3066\u304a\u308a\u3001\u6050\u3089\u304f\u7de8\u96c6\u3067\u76f8\u5f53\u306a\u30b3\u30b9\u30c8\u3092\u8cbb\u3084\u3057\u3066\u304a\u308a\u3001\u672c\u5f53\u306b\u6709\u96e3\u3046\u3054\u3056\u3044\u307e\u3059\u3068\u3057\u304b\u3044\u3048\u306a\u3044\u308f\u3051\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u6700\u521d\u306e\u8aad\u8005\u306f\u7de8\u96c6\u8005\u3067\u3042\u308b\u3068\u3044\u3046\u306e\u306f\u805e\u3044\u305f\u4e8b\u304c\u3042\u308b\u3068\u601d\u3044\u307e\u3059\u304c\u672c\u5f53\u306b\u305d\u3046\u3060\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3067\u3059\u306e\u3067\u3001\u6280\u8853\u8a55\u8ad6\u793e\u306e\u91ce\u7530\u69d8\u306b\u306f\u975e\u5e38\u306b\u611f\u8b1d\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u5f8c\u306f\u307e\u3041\u81ea\u5206\u306e\u672c\u304cISBN\u3064\u3044\u3066\u7d00\u4f0a\u56fd\u5c4b\u3068\u304b\u4e26\u3093\u3067\u308b\u306e\u3092\u898b\u308b\u3068\u306a\u3093\u304b\u3059\u3054\u3044\u306a\u3068\u601d\u3063\u305f\u308a\u3082\u3059\u308b\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u304c\uff08\u767a\u58f2\u65e5\u306b\u773a\u3081\u306b\u884c\u304d\u307e\u3057\u305f\uff09\u3001\u305d\u308c\u306f\u304a\u307e\u3051\u304b\u306a\u3068\u3082\u601d\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u8ffd\u8a18<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-rich is-provider-twitter wp-block-embed-twitter\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"twitter-tweet\" data-width=\"550\" data-dnt=\"true\"><p lang=\"ja\" dir=\"ltr\">\u305d\u3046\u3067\u3059\u306d\u3002\u524d\u3005\u304b\u3089\u30ea\u30d0\u30fc\u30b9\u30d7\u30ed\u30ad\u30b7\u3068\u304bCDN\u3063\u3066\u5165\u308c\u308d\u3063\u3066\u8a18\u4e8b\u306f\u3042\u308b\u3051\u3069\u7d76\u5bfe\u3053\u306e\u8aac\u660e\u3060\u3051\u3058\u3083\u4e8b\u6545\u308b\u3088\u306a\u301c\u3068\u601d\u3063\u3066\u3044\u3066\u3001\u304d\u3061\u3093\u3068\u66f8\u3051\u308b\u65b9\u304c\u3044\u305f\u3089\u672c\u306b\u3057\u305f\u3044\u306a\u3068\u3044\u3046\u30a2\u30a4\u30c7\u30a2\u306f\u3042\u308a\u307e\u3057\u305f\u3002\u5c02\u9580\u7684\u306a\u66f8\u7c4d\u306b\u3064\u3044\u3066\u306f\u3001\u793e\u5185\u306e\u55b6\u696d\u90e8\u9580\u304b\u3089\u8981\u671b\u304c\u304f\u308b\u3053\u3068\u306f\u306a\u3044\u306e\u3067\u3001\u79c1\u304c\u4e00\u4eba\u3067\u8003\u3048\u307e\u3057\u305f\u3002<\/p>&mdash; Daiki Noda\uff08\u6280\u8853\u8a55\u8ad6\u793e\u96d1\u8a8c\u7de8\u96c6\u90e8\uff09 (@nodawep) <a href=\"https:\/\/twitter.com\/nodawep\/status\/1367043489133858819?ref_src=twsrc%5Etfw\">March 3, 2021<\/a><\/blockquote><script async src=\"https:\/\/platform.twitter.com\/widgets.js\" charset=\"utf-8\"><\/script>\n<\/div><\/figure>\n\n\n\n<p>\u7de8\u96c6\u3059\u3054\u3044\u3068\u518d\u8a8d\u8b58\u3057\u305f\u306e\u3068\u3001\u3053\u306e\u672c\u304c\u3067\u304d\u305f\u306e\u306f\u81ea\u5206\u3068\u7de8\u96c6\u306e\u898b\u3066\u3044\u308b\u554f\u984c\u610f\u8b58\u304c\u4e00\u81f4\u3057\u3066\u3044\u305f\u304b\u3089\u3060\u308d\u3046\u306a\u3068\u601d\u3044\u307e\u3057\u305f\uff08\u3081\u3063\u3061\u3083\u9a5a\u3044\u305f<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u3055\u3044\u3054\u306b<\/strong><\/h2>\n\n\n\n<p>\u3068\u3044\u3046\u3053\u3068\u3067\u30ad\u30e3\u30c3\u30b7\u30e5\u3068\u95a2\u9023\u6280\u8853\u306e\u30af\u30bd\u5206\u539a\u3044\u672c\u66f8\u304d\u307e\u3057\u305f\u3002<br>\u305c\u3072\u305c\u3072\u8cb7\u3063\u3066\u304f\u3060\u3055\u3044\u306d\uff01\u3042\u3068\u611f\u60f3\u3068\u304b\u30ec\u30d3\u30e5\u30fc\u3082\u3089\u3048\u308b\u3068\u3059\u3063\u3054\u304f\u3046\u308c\u3057\u3044\u3067\u3059\u3002<\/p>\n\n\n\n<p><iframe style=\"width:120px;height:240px;\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" frameborder=\"0\" src=\"\/\/rcm-fe.amazon-adsystem.com\/e\/cm?lt1=_blank&amp;bc1=000000&amp;IS2=1&amp;bg1=FFFFFF&amp;fc1=000000&amp;lc1=0000FF&amp;t=yellowtail00-22&amp;language=ja_JP&amp;o=9&amp;p=8&amp;l=as4&amp;m=amazon&amp;f=ifr&amp;ref=as_ss_li_til&amp;asins=4297119250&amp;linkId=d2bf2be7d8c22e9d03afb3fd86ef9f31\"><\/iframe><\/p>\n\n\n\n<p><\/p>\n<div 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