{"id":5947,"date":"2025-09-24T13:39:37","date_gmt":"2025-09-24T04:39:37","guid":{"rendered":"https:\/\/sky-peace.net\/?p=5947"},"modified":"2025-09-24T13:39:37","modified_gmt":"2025-09-24T04:39:37","slug":"nw-sp-11","status":"publish","type":"post","link":"https:\/\/sky-peace.net\/certified\/nw-sp-11\/","title":{"rendered":"\u3010\u30cd\u30b9\u30da\u5348\u5f8c\u5bfe\u7b56\u3011RAID, FaaS, VPC\u307e\u3067\u2502\u30b7\u30b9\u30c6\u30e0\u57fa\u76e4\u306e\u91cd\u8981\u77e5\u8b58\u3092\u89e3\u8aac"},"content":{"rendered":"<p>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9\u30da\u30b7\u30e3\u30ea\u30b9\u30c8\u306e\u5f79\u5272\u306f\u3001\u3082\u306f\u3084\u5358\u72ec\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u6a5f\u5668\u306e\u8a2d\u5b9a\u3084\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c8\u306b\u7559\u307e\u308a\u307e\u305b\u3093\u3002\u30af\u30e9\u30a6\u30c9\u5316\u304c\u9032\u3080\u73fe\u4ee3\u3067\u306f\u3001\u30b5\u30fc\u30d0\u30fc\u3001\u30b9\u30c8\u30ec\u30fc\u30b8\u3001\u3055\u3089\u306b\u306f\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306e\u8a2d\u8a08\u601d\u60f3\u307e\u3067\u542b\u3081\u305f\u30b7\u30b9\u30c6\u30e0\u5168\u4f53\u306e\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3092\u7406\u89e3\u3057\u3001\u6027\u80fd\u3084\u53ef\u7528\u6027\u306b\u3064\u3044\u3066\u8b70\u8ad6\u3067\u304d\u308b\u80fd\u529b\u304c\u4e0d\u53ef\u6b20\u3067\u3059\u3002<\/p>\n<p>\u4f8b\u3048\u3070\u3001\u300c\u306a\u305c\u3053\u306e\u30b7\u30b9\u30c6\u30e0\u306fRAID5\u3067\u69cb\u6210\u3055\u308c\u3066\u3044\u308b\u306e\u304b\u300d\u300c\u30b5\u30fc\u30d0\u30fc\u30ec\u30b9\uff08FaaS\uff09\u306e\u63a1\u7528\u304c\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u8a2d\u8a08\u306b\u4e0e\u3048\u308b\u5f71\u97ff\u3068\u306f\u4f55\u304b\u300d\u300cMTBF\u3068MTTR\u306e\u76ee\u6a19\u5024\u304b\u3089\u3001\u6c42\u3081\u3089\u308c\u308b\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u5197\u9577\u6027\u3092\u8aac\u660e\u3067\u304d\u308b\u304b\u300d\u3002\u3053\u308c\u3089\u306e\u554f\u3044\u306f\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3084\u30b5\u30fc\u30d0\u30fc\u306e\u62c5\u5f53\u8005\u3068\u5186\u6ed1\u306b\u9023\u643a\u3057\u3001\u6700\u9069\u306a\u30a4\u30f3\u30d5\u30e9\u3092\u69cb\u7bc9\u3059\u308b\u305f\u3081\u306e\u5171\u901a\u8a00\u8a9e\u3068\u8a00\u3048\u307e\u3059\u3002<\/p>\n<p>\u672c\u8a18\u4e8b\u3067\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u4fe1\u983c\u6027\u3092\u793a\u3059\u6307\u6a19\u304b\u3089\u3001\u30c7\u30fc\u30bf\u306e\u5197\u9577\u5316\u6280\u8853\u3001CPU\u306e\u6027\u80fd\u7406\u8ad6\u3001\u305d\u3057\u3066\u30af\u30e9\u30a6\u30c9\u6642\u4ee3\u306b\u304a\u3051\u308b\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u306e\u5909\u9077\u307e\u3067\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u62c5\u5f53\u8005\u304c\u77e5\u3063\u3066\u304a\u304f\u3079\u304d\u30b7\u30b9\u30c6\u30e0\u57fa\u76e4\u306e\u77e5\u8b58\u3092\u5e45\u5e83\u304f\u89e3\u8aac\u3057\u307e\u3059\u3002\u30a4\u30f3\u30d5\u30e9\u5168\u4f53\u3092\u4fef\u77b0\u3059\u308b\u8996\u70b9\u3092\u990a\u3044\u3001\u4e00\u3064\u4e0a\u306e\u30ec\u30d9\u30eb\u306e\u5c02\u9580\u5bb6\u3092\u76ee\u6307\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<hr>\n<h2>\u30b7\u30b9\u30c6\u30e0\u306e\u4fe1\u983c\u6027\u3092\u6e2c\u308b\u6307\u6a19\u2502MTBF\u3068MTTR\u304b\u3089\u898b\u308b\u53ef\u7528\u6027\u306e\u8003\u3048\u65b9<\/h2>\n<p>\u30b7\u30b9\u30c6\u30e0\u3084\u30b5\u30fc\u30d3\u30b9\u304c\u300c\u6b62\u307e\u3089\u306a\u3044\u3053\u3068\u300d\u306f\u3001\u30d3\u30b8\u30cd\u30b9\u306b\u304a\u3044\u3066\u6975\u3081\u3066\u91cd\u8981\u3067\u3059\u3002\u3053\u306e\u300c\u6b62\u307e\u308a\u306b\u304f\u3055\uff1d\u4fe1\u983c\u6027\u300d\u3092\u5ba2\u89b3\u7684\u306a\u6570\u5024\u3067\u8a55\u4fa1\u3057\u3001\u76ee\u6a19\u3092\u8a2d\u5b9a\u3059\u308b\u305f\u3081\u306b\u7528\u3044\u3089\u308c\u308b\u306e\u304c\u3001<strong>MTBF<\/strong>\u3068<strong>MTTR<\/strong>\u3068\u3044\u3046\u6307\u6a19\u3067\u3059\u3002\u3053\u308c\u3089\u306f\u30b7\u30b9\u30c6\u30e0\u306e\u53ef\u7528\u6027\uff08\u30a2\u30d9\u30a4\u30e9\u30d3\u30ea\u30c6\u30a3\uff09\u3092\u5b9a\u7fa9\u3059\u308b\u4e0a\u3067\u6839\u5e79\u3068\u306a\u308b\u8003\u3048\u65b9\u3067\u3059\u3002<\/p>\n<h3>\u6545\u969c\u307e\u3067\u306e\u6642\u9593\uff1aMTBF (Mean Time Between Failures)<\/h3>\n<p><strong>MTBF<\/strong>\u306f<strong>\u5e73\u5747\u6545\u969c\u9593\u9694<\/strong>\u3068\u8a33\u3055\u308c\u3001\u30b7\u30b9\u30c6\u30e0\u304c\u6545\u969c\u3057\u3066\u304b\u3089\u6b21\u306b\u6545\u969c\u3059\u308b\u307e\u3067\u306e\u5e73\u5747\u7684\u306a\u7a3c\u50cd\u6642\u9593\u3092\u793a\u3057\u307e\u3059\u3002\u7c21\u5358\u306b\u8a00\u3048\u3070\u3001<strong>\u300c\u3069\u308c\u304f\u3089\u3044\u9577\u304f\u6b63\u5e38\u306b\u52d5\u304d\u7d9a\u3051\u3089\u308c\u308b\u304b\u300d<\/strong>\u3068\u3044\u3046\u6307\u6a19\u3067\u3059\u3002<\/p>\n<p>MTBF\u304c\u9577\u3051\u308c\u3070\u9577\u3044\u307b\u3069\u3001\u6545\u969c\u3057\u306b\u304f\u3044\u3001\u3064\u307e\u308a\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u30b7\u30b9\u30c6\u30e0\u3068\u8a00\u3048\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001MTBF\u304c10,000\u6642\u9593\u306e\u6a5f\u5668\u306f\u3001\u5e73\u5747\u3057\u306610,000\u6642\u9593\uff08\u7d04416\u65e5\uff09\u306b\u4e00\u5ea6\u6545\u969c\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3001\u3068\u8a55\u4fa1\u3055\u308c\u307e\u3059\u3002\u88fd\u54c1\u306e\u54c1\u8cea\u3084\u8010\u4e45\u6027\u3092\u793a\u3059\u6307\u6a19\u3068\u3057\u3066\u4f7f\u308f\u308c\u308b\u3053\u3068\u304c\u591a\u3044\u3067\u3059\u3002<\/p>\n<h3>\u5fa9\u65e7\u306b\u304b\u304b\u308b\u6642\u9593\uff1aMTTR (Mean Time To Repair)<\/h3>\n<p><strong>MTTR<\/strong>\u306f<strong>\u5e73\u5747\u4fee\u5fa9\u6642\u9593<\/strong>\u3068\u8a33\u3055\u308c\u3001\u30b7\u30b9\u30c6\u30e0\u304c\u6545\u969c\u3057\u3066\u304b\u3089\u5b8c\u5168\u306b\u5fa9\u65e7\u3059\u308b\u307e\u3067\u306b\u304b\u304b\u308b\u5e73\u5747\u6642\u9593\u3092\u793a\u3057\u307e\u3059\u3002\u3053\u308c\u306f\u3001<strong>\u300c\u6545\u969c\u3057\u305f\u6642\u306b\u3001\u3069\u308c\u3060\u3051\u65e9\u304f\u5143\u306b\u623b\u305b\u308b\u304b\u300d<\/strong>\u3068\u3044\u3046\u6307\u6a19\u3067\u3059\u3002<\/p>\n<p>MTTR\u304c\u77ed\u3051\u308c\u3070\u77ed\u3044\u307b\u3069\u3001\u969c\u5bb3\u304b\u3089\u306e\u5fa9\u65e7\u304c\u65e9\u304f\u3001\u5f71\u97ff\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u3089\u308c\u308b\u904b\u7528\u4f53\u5236\u304c\u6574\u3063\u3066\u3044\u308b\u3068\u8a00\u3048\u307e\u3059\u3002\u3053\u308c\u306b\u306f\u3001\u969c\u5bb3\u691c\u77e5\u306e\u901f\u3055\u3001\u4ee3\u66ff\u6a5f\u3078\u306e\u5207\u308a\u66ff\u3048\u624b\u9806\u3001\u6280\u8853\u8005\u306e\u30b9\u30ad\u30eb\u306a\u3069\u304c\u95a2\u4fc2\u3057\u3066\u304d\u307e\u3059\u3002<\/p>\n<h4>\u3010\u5b9f\u751f\u6d3b\u3067\u306e\u4f8b\u3048\u3011&#x1f4a1;<\/h4>\n<ul>\n<li><strong>MTBF<\/strong>: \u3042\u308b\u96fb\u7403\u304c\u300c<strong>\u5e73\u57475,000\u6642\u9593\u6301\u3064<\/strong>\u300d\u3068\u3044\u3046\u306e\u304cMTBF\u3067\u3059\u3002\u5bff\u547d\u306e\u9577\u3055\u3001\u58ca\u308c\u306b\u304f\u3055\u3092\u8868\u3057\u307e\u3059\u3002<\/li>\n<li><strong>MTTR<\/strong>: \u305d\u306e\u96fb\u7403\u304c\u5207\u308c\u305f\u6642\u306b\u300c<strong>\u4ea4\u63db\u3057\u3066\u518d\u3073\u660e\u304b\u308a\u304c\u3064\u304f\u307e\u3067\u5e73\u57475\u5206\u304b\u304b\u308b<\/strong>\u300d\u3068\u3044\u3046\u306e\u304cMTTR\u3067\u3059\u3002\u4fee\u7406\u3084\u4ea4\u63db\u306e\u901f\u3055\u3092\u8868\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n<h3>\u53ef\u7528\u6027\uff08\u30a2\u30d9\u30a4\u30e9\u30d3\u30ea\u30c6\u30a3\uff09\u306e\u8a08\u7b97<\/h3>\n<p>\u30b7\u30b9\u30c6\u30e0\u306e\u300c\u7a3c\u50cd\u7387\u300d\u3001\u3064\u307e\u308a\u4f7f\u3044\u305f\u3044\u6642\u306b\u4f7f\u3048\u308b\u78ba\u7387\u3092\u793a\u3059<strong>\u53ef\u7528\u6027<\/strong>\u306f\u3001\u3053\u306e2\u3064\u306e\u6307\u6a19\u304b\u3089\u8a08\u7b97\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>$$\u53ef\u7528\u6027 = \\frac{\\text{MTBF}}{\\text{MTBF} + \\text{MTTR}}$$<\/p>\n<p>\u4f8b\u3048\u3070\u3001MTBF\u304c990\u6642\u9593\u3001MTTR\u304c10\u6642\u9593\u306e\u30b7\u30b9\u30c6\u30e0\u306e\u5834\u5408\u3001\u53ef\u7528\u6027\u306f <code>990 \/ (990 + 10) = 0.99<\/code> \u3068\u306a\u308a\u300199%\u3068\u306a\u308a\u307e\u3059\u3002\u76ee\u6a19\u3068\u3059\u308b\u53ef\u7528\u6027\uff08\u4f8b\uff1a99.999%\u3001\u300c\u30d5\u30a1\u30a4\u30d6\u30ca\u30a4\u30f3\u300d\uff09\u3092\u9054\u6210\u3059\u308b\u305f\u3081\u306b\u306f\u3001MTBF\u3092\u9577\u304f\u3059\u308b\uff08\u58ca\u308c\u306b\u304f\u3044\u90e8\u54c1\u3092\u4f7f\u3046\uff09\u3060\u3051\u3067\u306a\u304f\u3001MTTR\u3092\u77ed\u304f\u3059\u308b\uff08\u8fc5\u901f\u306a\u5fa9\u65e7\u4f53\u5236\u3092\u7bc9\u304f\uff09\u3053\u3068\u3082\u540c\u69d8\u306b\u91cd\u8981\u3067\u3059\u3002<\/p>\n<h3>\u672c\u756a\u74b0\u5883\u3092\u5b88\u308b\uff1a\u30b9\u30c6\u30fc\u30b8\u30f3\u30b0\u74b0\u5883\u306e\u91cd\u8981\u6027<\/h3>\n<p>\u30b7\u30b9\u30c6\u30e0\u306e\u5909\u66f4\u3084\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u306f\u3001\u65b0\u305f\u306a\u4e0d\u5177\u5408\u3092\u751f\u307f\u51fa\u3059\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u672c\u756a\u74b0\u5883\u306b\u76f4\u63a5\u5909\u66f4\u3092\u52a0\u3048\u3066\u969c\u5bb3\u304c\u767a\u751f\u3059\u308b\u3068\u3001MTTR\u306f\u9577\u304f\u306a\u308a\u3001\u53ef\u7528\u6027\u306f\u8457\u3057\u304f\u4f4e\u4e0b\u3057\u307e\u3059\u3002<\/p>\n<p>\u3053\u308c\u3092\u9632\u3050\u305f\u3081\u306b\u7528\u610f\u3055\u308c\u308b\u306e\u304c<strong>\u30b9\u30c6\u30fc\u30b8\u30f3\u30b0\u74b0\u5883<\/strong>\u3067\u3059\u3002\u30b9\u30c6\u30fc\u30b8\u30f3\u30b0\u74b0\u5883\u3068\u306f\u3001OS\u3084\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u3001\u30c7\u30fc\u30bf\u306a\u3069\u3092<strong>\u672c\u756a\u74b0\u5883\u3068\u5168\u304f\u540c\u3058\u69cb\u6210\u3067\u7528\u610f\u3057\u305f\u691c\u8a3c\u7528\u306e\u74b0\u5883<\/strong>\u306e\u3053\u3068\u3067\u3059\u3002\u958b\u767a\u8005\u306f\u3001\u65b0\u3057\u3044\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3084\u8a2d\u5b9a\u5909\u66f4\u3092\u307e\u305a\u3053\u306e\u74b0\u5883\u306b\u30c7\u30d7\u30ed\u30a4\u3057\u3001\u52d5\u4f5c\u78ba\u8a8d\u3084\u6027\u80fd\u30c6\u30b9\u30c8\u3092\u884c\u3044\u307e\u3059\u3002\u3053\u3053\u3067\u554f\u984c\u304c\u306a\u3044\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304b\u3089\u3001\u521d\u3081\u3066\u672c\u756a\u74b0\u5883\u306b\u9069\u7528\u3059\u308b\u306e\u3067\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u5909\u66f4\u306b\u8d77\u56e0\u3059\u308b\u969c\u5bb3\u306e\u30ea\u30b9\u30af\u3092\u5927\u5e45\u306b\u4f4e\u6e1b\u3067\u304d\u307e\u3059\u3002<\/p>\n<hr>\n<h2>\u30c7\u30fc\u30bf\u306e\u5197\u9577\u5316\u3068\u9ad8\u901f\u5316\u306e\u4ed5\u7d44\u307f\u2502RAID\u30ec\u30d9\u30eb1, 3, 4, 5\u3092\u6bd4\u8f03\u89e3\u8aac<\/h2>\n<p>\u30b5\u30fc\u30d0\u30fc\u3084\u30b9\u30c8\u30ec\u30fc\u30b8\u306b\u304a\u3044\u3066\u3001\u30cf\u30fc\u30c9\u30c7\u30a3\u30b9\u30af\u30c9\u30e9\u30a4\u30d6\uff08HDD\uff09\u306f\u6700\u3082\u6545\u969c\u3057\u3084\u3059\u3044\u90e8\u54c1\u306e\u4e00\u3064\u3067\u3059\u3002\u4e00\u53f0\u306eHDD\u304c\u6545\u969c\u3057\u305f\u3060\u3051\u3067\u3001\u30b7\u30b9\u30c6\u30e0\u5168\u4f53\u306e\u30c7\u30fc\u30bf\u304c\u5931\u308f\u308c\u308b\u4e8b\u614b\u306f\u907f\u3051\u306a\u3051\u308c\u3070\u306a\u308a\u307e\u305b\u3093\u3002<strong>RAID (Redundant Arrays of Inexpensive Disks)<\/strong>\u306f\u3001\u8907\u6570\u306eHDD\u3092\u4eee\u60f3\u7684\u306b\u4e00\u3064\u306e\u30c9\u30e9\u30a4\u30d6\u3068\u3057\u3066\u675f\u306d\u308b\u3053\u3068\u3067\u3001\u4fe1\u983c\u6027\uff08\u8010\u969c\u5bb3\u6027\uff09\u3084\u6027\u80fd\u3092\u5411\u4e0a\u3055\u305b\u308b\u6280\u8853\u3067\u3059\u3002<\/p>\n<h3>RAID\u306e\u57fa\u672c<\/h3>\n<p>RAID\u306b\u306f\u69d8\u3005\u306a\u300c\u30ec\u30d9\u30eb\u300d\u304c\u3042\u308a\u3001\u305d\u308c\u305e\u308c\u30c7\u30fc\u30bf\u306e\u66f8\u304d\u8fbc\u307f\u65b9\u3084\u5197\u9577\u5316\u306e\u4ed5\u7d44\u307f\u304c\u7570\u306a\u308a\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u3001\u8a66\u9a13\u3067\u554f\u308f\u308c\u3084\u3059\u3044\u4ee3\u8868\u7684\u306a\u30ec\u30d9\u30eb\u3092\u898b\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n<h3>RAID1\uff1a\u30df\u30e9\u30fc\u30ea\u30f3\u30b0\u3067\u4fe1\u983c\u6027\u3092\u8ffd\u6c42<\/h3>\n<p><strong>RAID1<\/strong>\u306f\u3001<strong>\u30df\u30e9\u30fc\u30ea\u30f3\u30b0<\/strong>\u3068\u3082\u547c\u3070\u308c\u30012\u53f0\u306eHDD\u306b\u5168\u304f\u540c\u3058\u30c7\u30fc\u30bf\u3092\u540c\u6642\u306b\u66f8\u304d\u8fbc\u3080\u3001\u6700\u3082\u30b7\u30f3\u30d7\u30eb\u306a\u69cb\u6210\u3067\u3059\u3002<\/p>\n<ul>\n<li><strong>\u9577\u6240<\/strong>: 1\u53f0\u306eHDD\u304c\u6545\u969c\u3057\u3066\u3082\u3001\u3082\u30461\u53f0\u304c\u5168\u304f\u540c\u3058\u30c7\u30fc\u30bf\u3092\u6301\u3063\u3066\u3044\u308b\u305f\u3081\u3001\u30b7\u30b9\u30c6\u30e0\u3092\u505c\u6b62\u3055\u305b\u308b\u3053\u3068\u306a\u304f\u904b\u7528\u3092\u7d99\u7d9a\u3067\u304d\u307e\u3059\u3002\u8010\u969c\u5bb3\u6027\u304c\u975e\u5e38\u306b\u9ad8\u3044\u306e\u304c\u7279\u5fb4\u3067\u3059\u3002<\/li>\n<li><strong>\u77ed\u6240<\/strong>: 2\u53f0\u5206\u306eHDD\u5bb9\u91cf\u304c\u3042\u3063\u3066\u3082\u3001\u5b9f\u969b\u306b\u5229\u7528\u3067\u304d\u308b\u306e\u306f1\u53f0\u5206\uff0850%\uff09\u3060\u3051\u3067\u3059\u3002\u30b3\u30b9\u30c8\u52b9\u7387\u306f\u826f\u304f\u3042\u308a\u307e\u305b\u3093\u3002<\/li>\n<\/ul>\n<h4>\u3010\u5b9f\u751f\u6d3b\u3067\u306e\u4f8b\u3048\u3011&#x1f46f;<\/h4>\n<p>RAID1\u306f\u3001\u91cd\u8981\u306a\u66f8\u985e\u306e<strong>\u5168\u304f\u540c\u3058\u30b3\u30d4\u30fc\u30922\u90e8\u4f5c\u6210\u3057\u3066\u3001\u5225\u3005\u306e\u91d1\u5eab\u306b\u4fdd\u7ba1<\/strong>\u3059\u308b\u3088\u3046\u306a\u3082\u306e\u3067\u3059\u3002\u7247\u65b9\u306e\u91d1\u5eab\u306b\u4f55\u304b\u3042\u3063\u3066\u3082\u3001\u3082\u3046\u7247\u65b9\u3067\u4e07\u5168\u3092\u671f\u3057\u307e\u3059\u3002<\/p>\n<h3>RAID3, RAID4\uff1a\u5c02\u7528\u30d1\u30ea\u30c6\u30a3\u30c7\u30a3\u30b9\u30af\u65b9\u5f0f<\/h3>\n<p><strong>RAID3<\/strong>\u3068<strong>RAID4<\/strong>\u306f\u3001\u30c7\u30fc\u30bf\u672c\u4f53\u3068\u306f\u5225\u306b\u300c<strong>\u30d1\u30ea\u30c6\u30a3<\/strong>\u300d\u3068\u547c\u3070\u308c\u308b\u8aa4\u308a\u8a02\u6b63\u7528\u306e\u30c7\u30fc\u30bf\u3092\u751f\u6210\u3057\u3001\u305d\u308c\u3092<strong>\u5c02\u7528\u306e1\u53f0\u306eHDD\uff08\u30d1\u30ea\u30c6\u30a3\u30c7\u30a3\u30b9\u30af\uff09<\/strong>\u306b\u66f8\u304d\u8fbc\u3080\u65b9\u5f0f\u3067\u3059\u3002<\/p>\n<ul>\n<li><strong>\u4ed5\u7d44\u307f<\/strong>: \u3044\u305a\u308c\u304b1\u53f0\u306e\u30c7\u30fc\u30bf\u7528HDD\u304c\u6545\u969c\u3057\u3066\u3082\u3001\u6b8b\u308a\u306e\u30c7\u30fc\u30bf\u3068\u30d1\u30ea\u30c6\u30a3\u60c5\u5831\u3092\u5143\u306b\u3001\u5931\u308f\u308c\u305f\u30c7\u30fc\u30bf\u3092\u5fa9\u5143\u3067\u304d\u307e\u3059\u3002<\/li>\n<li><strong>\u9055\u3044<\/strong>: RAID3\u306f\u30d0\u30a4\u30c8\u5358\u4f4d\u3001RAID4\u306f\u30d6\u30ed\u30c3\u30af\u5358\u4f4d\u3067\u30c7\u30fc\u30bf\u3092\u5206\u5272\u3057\u3066\u66f8\u304d\u8fbc\u307f\u307e\u3059\u3002<\/li>\n<li><strong>\u5f31\u70b9<\/strong>: \u66f8\u304d\u8fbc\u307f\u304c\u767a\u751f\u3059\u308b\u305f\u3073\u306b\u3001\u5fc5\u305a1\u53f0\u306e\u30d1\u30ea\u30c6\u30a3\u30c7\u30a3\u30b9\u30af\u306b\u30a2\u30af\u30bb\u30b9\u304c\u96c6\u4e2d\u3059\u308b\u305f\u3081\u3001\u66f8\u304d\u8fbc\u307f\u6027\u80fd\u306e\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u306b\u306a\u308a\u3084\u3059\u3044\u3068\u3044\u3046\u5171\u901a\u306e\u8ab2\u984c\u304c\u3042\u308a\u307e\u3057\u305f\u3002<\/li>\n<\/ul>\n<h3>RAID5\uff1a\u30d1\u30ea\u30c6\u30a3\u5206\u6563\u3067\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u3092\u89e3\u6d88<\/h3>\n<p><strong>RAID5<\/strong>\u306f\u3001RAID4\u306e\u5f31\u70b9\u3092\u514b\u670d\u3059\u308b\u305f\u3081\u306b\u8003\u6848\u3055\u308c\u307e\u3057\u305f\u3002\u30d1\u30ea\u30c6\u30a3\u30c7\u30fc\u30bf\u3092\u5c02\u7528\u30c7\u30a3\u30b9\u30af\u306b\u7f6e\u304f\u306e\u3067\u306f\u306a\u304f\u3001<strong>\u3059\u3079\u3066\u306eHDD\u306b\u5206\u6563\u3057\u3066\u914d\u7f6e<\/strong>\u3057\u307e\u3059\u3002<\/p>\n<ul>\n<li><strong>\u9577\u6240<\/strong>: \u30c7\u30fc\u30bf\u3068\u30d1\u30ea\u30c6\u30a3\u306e\u66f8\u304d\u8fbc\u307f\u304c\u8907\u6570\u306eHDD\u306b\u5206\u6563\u3055\u308c\u308b\u305f\u3081\u3001RAID4\u306e\u3088\u3046\u306a\u30d1\u30ea\u30c6\u30a3\u30c7\u30a3\u30b9\u30af\u3078\u306e\u30a2\u30af\u30bb\u30b9\u96c6\u4e2d\u304c\u8d77\u3053\u3089\u305a\u3001\u66f8\u304d\u8fbc\u307f\u6027\u80fd\u304c\u5411\u4e0a\u3057\u307e\u3059\u3002\u8010\u969c\u5bb3\u6027\u3068\u5bb9\u91cf\u52b9\u7387\u306e\u30d0\u30e9\u30f3\u30b9\u306b\u512a\u308c\u3066\u304a\u308a\u3001\u5e83\u304f\u5229\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/li>\n<li><strong>\u77ed\u6240<\/strong>: 1\u53f0\u307e\u3067\u306eHDD\u6545\u969c\u306b\u306f\u8010\u3048\u3089\u308c\u307e\u3059\u304c\u30012\u53f0\u540c\u6642\u306b\u6545\u969c\u3059\u308b\u3068\u30c7\u30fc\u30bf\u3092\u5fa9\u65e7\u3067\u304d\u307e\u305b\u3093\u3002\u307e\u305f\u3001\u30d1\u30ea\u30c6\u30a3\u8a08\u7b97\u306e\u305f\u3081\u3001\u66f8\u304d\u8fbc\u307f\u51e6\u7406\u306fRAID1\u306a\u3069\u3088\u308a\u8907\u96d1\u306b\u306a\u308a\u307e\u3059\u3002<\/li>\n<\/ul>\n<h3>\u5404\u30ec\u30d9\u30eb\u306e\u6bd4\u8f03\u307e\u3068\u3081<\/h3>\n<table border=\"1\">\n<thead>\n<tr>\n<th>RAID\u30ec\u30d9\u30eb<\/th>\n<th>\u69cb\u6210HDD\u6570<\/th>\n<th>\u5bb9\u91cf\u52b9\u7387<\/th>\n<th>\u8010\u969c\u5bb3\u6027<\/th>\n<th>\u8aad\u307f\u8fbc\u307f\u6027\u80fd<\/th>\n<th>\u66f8\u304d\u8fbc\u307f\u6027\u80fd<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>RAID1<\/strong><\/td>\n<td>2\u53f0<\/td>\n<td>50%<\/td>\n<td>1\u53f0\u307e\u3067<\/td>\n<td>\u9ad8\u901f<\/td>\n<td>\u666e\u901a<\/td>\n<\/tr>\n<tr>\n<td><strong>RAID3\/4<\/strong><\/td>\n<td>3\u53f0\u4ee5\u4e0a<\/td>\n<td>(n-1)\/n<\/td>\n<td>1\u53f0\u307e\u3067<\/td>\n<td>\u9ad8\u901f<\/td>\n<td>\u4f4e\u901f<\/td>\n<\/tr>\n<tr>\n<td><strong>RAID5<\/strong><\/td>\n<td>3\u53f0\u4ee5\u4e0a<\/td>\n<td>(n-1)\/n<\/td>\n<td>1\u53f0\u307e\u3067<\/td>\n<td>\u9ad8\u901f<\/td>\n<td>\u3084\u3084\u4f4e\u901f<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<hr>\n<h2>CPU\u6027\u80fd\u5411\u4e0a\u306e\u9650\u754c\u3068\u30e1\u30e2\u30ea\u7ba1\u7406\u2502\u30a2\u30e0\u30c0\u30fc\u30eb\u306e\u6cd5\u5247\u3068\u30ad\u30e3\u30c3\u30b7\u30e5\u30e1\u30e2\u30ea<\/h2>\n<p>\u30b7\u30b9\u30c6\u30e0\u306e\u51e6\u7406\u6027\u80fd\u306f\u3001CPU\u306e\u6027\u80fd\u3060\u3051\u3067\u6c7a\u307e\u308b\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u4e26\u5217\u5316\u306b\u306f\u9650\u754c\u304c\u3042\u308a\u3001\u307e\u305f\u3001CPU\u3068\u4e3b\u8a18\u61b6\u88c5\u7f6e\uff08\u30e1\u30a4\u30f3\u30e1\u30e2\u30ea\uff09\u3068\u306e\u9593\u306e\u901f\u5ea6\u5dee\u3082\u5927\u304d\u306a\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u3068\u306a\u308a\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u3001\u6027\u80fd\u5411\u4e0a\u306b\u95a2\u3059\u308b\u91cd\u8981\u306a\u6cd5\u5247\u3068\u3001\u305d\u306e\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u3092\u89e3\u6d88\u3059\u308b\u305f\u3081\u306e\u30ad\u30e3\u30c3\u30b7\u30e5\u30e1\u30e2\u30ea\u306e\u4ed5\u7d44\u307f\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n<h3>\u4e26\u5217\u5316\u306b\u3088\u308b\u6027\u80fd\u5411\u4e0a\u306e\u9650\u754c\uff1a\u30a2\u30e0\u30c0\u30fc\u30eb\u306e\u6cd5\u5247<\/h3>\n<p>\u30d7\u30ed\u30bb\u30c3\u30b5\u306e\u30b3\u30a2\u6570\u3092\u5897\u3084\u3059\u306a\u3069\u3001\u51e6\u7406\u3092\u4e26\u5217\u5316\u3059\u308c\u3070\u3059\u308b\u307b\u3069\u3001\u30b7\u30b9\u30c6\u30e0\u5168\u4f53\u306e\u6027\u80fd\u306f\u7121\u9650\u306b\u5411\u4e0a\u3059\u308b\u3088\u3046\u306b\u601d\u3048\u307e\u3059\u3002\u3057\u304b\u3057\u3001\u5b9f\u969b\u306b\u306f\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u4e2d\u306b\u300c\u3069\u3046\u3057\u3066\u3082\u4e26\u5217\u5316\u3067\u304d\u306a\u3044\u3001\u9010\u6b21\u51e6\u7406\u3059\u308b\u3057\u304b\u306a\u3044\u90e8\u5206\u300d\u304c\u5fc5\u305a\u5b58\u5728\u3057\u307e\u3059\u3002<\/p>\n<p><strong>\u30a2\u30e0\u30c0\u30fc\u30eb\u306e\u6cd5\u5247<\/strong>\u306f\u3001\u3053\u306e<strong>\u9010\u6b21\u51e6\u7406\u90e8\u5206\u306e\u5272\u5408\u304c\u3001\u30b7\u30b9\u30c6\u30e0\u5168\u4f53\u306e\u6027\u80fd\u5411\u4e0a\u306b\u304a\u3051\u308b\u9650\u754c\u3092\u6c7a\u5b9a\u3059\u308b<\/strong>\u3068\u3044\u3046\u6cd5\u5247\u3067\u3059\u3002<\/p>\n<p>\u6570\u5f0f\u3067\u8868\u3059\u3068\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>$$\u6027\u80fd\u5411\u4e0a\u7387 \\leq \\frac{1}{(1 &#8211; P) + \\frac{P}{N}}$$<\/p>\n<p>\u3053\u3053\u3067\u3001$P$\u306f\u51e6\u7406\u5168\u4f53\u306e\u3046\u3061\u4e26\u5217\u5316\u53ef\u80fd\u306a\u90e8\u5206\u306e\u5272\u5408\u3001$N$\u306f\u30d7\u30ed\u30bb\u30c3\u30b5\u6570\u3092\u6307\u3057\u307e\u3059\u3002<\/p>\n<p>\u4f8b\u3048\u3070\u3001\u51e6\u7406\u5168\u4f53\u306e90%\u3092\u4e26\u5217\u5316\u3067\u304d\u3001\u6b8b\u308a10%\u306f\u9010\u6b21\u51e6\u7406\u3057\u304b\u3067\u304d\u306a\u3044\u30d7\u30ed\u30b0\u30e9\u30e0\u304c\u3042\u3063\u305f\u3068\u3057\u307e\u3059\u3002\u3053\u306e\u5834\u5408\u3001\u30d7\u30ed\u30bb\u30c3\u30b5\u6570\u3092\u3069\u308c\u3060\u3051\u7121\u9650\u306b\u5897\u3084\u3057\u3066\u3082\u3001\u6027\u80fd\u5411\u4e0a\u306f\u6700\u5927\u306710\u500d\u307e\u3067\u306b\u3057\u304b\u306a\u3089\u306a\u3044\u3001\u3068\u3044\u3046\u3053\u3068\u304c\u3053\u306e\u6cd5\u5247\u304b\u3089\u5c0e\u304b\u308c\u307e\u3059\u3002\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u51e6\u7406\u306b\u304a\u3044\u3066\u3082\u3001\u5206\u6563\u51e6\u7406\u3084\u4e26\u5217\u51e6\u7406\u3092\u8a2d\u8a08\u3059\u308b\u969b\u306b\u8003\u616e\u3059\u3079\u304d\u91cd\u8981\u306a\u8003\u3048\u65b9\u3067\u3059\u3002<\/p>\n<h4>\u3010\u5b9f\u751f\u6d3b\u3067\u306e\u4f8b\u3048\u3011&#x1f697;<\/h4>\n<p><strong>10\u6642\u9593\u304b\u304b\u308b\u5f15\u3063\u8d8a\u3057\u4f5c\u696d<\/strong>\u3067\u8003\u3048\u3066\u307f\u307e\u3057\u3087\u3046\u30029\u6642\u9593\u5206\u306f\u300c\u8377\u9020\u308a\u3068\u8377\u89e3\u304d\u300d\u3067\u3001\u3053\u308c\u306f<strong>\u5927\u52e2\uff08N\uff09\u3067\u3084\u308c\u3070\u3084\u308b\u307b\u3069\u65e9\u304f<\/strong>\u306a\u308a\u307e\u3059\uff08\u4e26\u5217\u5316\u53ef\u80fd\u90e8\u5206 $P=0.9$\uff09\u3002\u3057\u304b\u3057\u3001\u6b8b\u308a\u306e1\u6642\u9593\u306f\u300c\u30c8\u30e9\u30c3\u30af\u3067\u306e\u79fb\u52d5\u6642\u9593\u300d\u3067\u3001\u3053\u308c\u306f<strong>\u4f55\u4eba\u3067\u3084\u3063\u3066\u3082\u77ed\u7e2e\u3067\u304d\u307e\u305b\u3093<\/strong>\uff08\u9010\u6b21\u51e6\u7406\u90e8\u5206 $1-P=0.1$\uff09\u3002\u3069\u308c\u3060\u3051\u5927\u52e2\u3067\u4f5c\u696d\u3057\u3066\u3082\u3001\u5f15\u3063\u8d8a\u3057\u5168\u4f53\u306e\u6642\u9593\u306f\u79fb\u52d5\u6642\u9593\u306e1\u6642\u9593\u3088\u308a\u77ed\u304f\u306f\u306a\u3089\u306a\u3044\u306e\u3067\u3059\u3002<\/p>\n<h3>CPU\u3068\u4e3b\u8a18\u61b6\u306e\u901f\u5ea6\u5dee\u3092\u57cb\u3081\u308b\uff1a\u30ad\u30e3\u30c3\u30b7\u30e5\u30e1\u30e2\u30ea<\/h3>\n<p>CPU\u306e\u51e6\u7406\u901f\u5ea6\u306f\u975e\u5e38\u306b\u9ad8\u901f\u3067\u3059\u304c\u3001\u4e3b\u8a18\u61b6\u88c5\u7f6e\uff08\u30e1\u30a4\u30f3\u30e1\u30e2\u30ea\uff09\u306e\u8aad\u307f\u66f8\u304d\u901f\u5ea6\u306f\u305d\u308c\u306b\u8ffd\u3044\u3064\u3044\u3066\u3044\u307e\u305b\u3093\u3002\u305d\u306e\u305f\u3081\u3001CPU\u304c\u30e1\u30e2\u30ea\u304b\u3089\u306e\u30c7\u30fc\u30bf\u4f9b\u7d66\u3092\u5f85\u3064\u300c\u30e1\u30e2\u30ea\u5f8b\u901f\u300d\u306e\u72b6\u614b\u304c\u983b\u7e41\u306b\u767a\u751f\u3057\u3001\u6027\u80fd\u306e\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u901f\u5ea6\u5dee\u3092\u57cb\u3081\u308b\u305f\u3081\u306b\u3001CPU\u3068\u4e3b\u8a18\u61b6\u306e\u9593\u306b\u8a2d\u7f6e\u3055\u308c\u308b\u306e\u304c\u3001\u9ad8\u901f\u306b\u52d5\u4f5c\u3059\u308b\u5c0f\u5bb9\u91cf\u306e<strong>\u30ad\u30e3\u30c3\u30b7\u30e5\u30e1\u30e2\u30ea<\/strong>\u3067\u3059\u3002CPU\u304c\u4e00\u5ea6\u4f7f\u3063\u305f\u30c7\u30fc\u30bf\u3084\u3001\u3053\u308c\u304b\u3089\u4f7f\u3044\u305d\u3046\u3060\u3068\u4e88\u6e2c\u3055\u308c\u308b\u30c7\u30fc\u30bf\u3092\u3001\u3042\u3089\u304b\u3058\u3081\u30ad\u30e3\u30c3\u30b7\u30e5\u30e1\u30e2\u30ea\u306b\u30b3\u30d4\u30fc\u3057\u3066\u304a\u304d\u307e\u3059\u3002\u6b21\u306b\u540c\u3058\u30c7\u30fc\u30bf\u304c\u5fc5\u8981\u306b\u306a\u3063\u305f\u969b\u3001\u4f4e\u901f\u306a\u4e3b\u8a18\u61b6\u306b\u30a2\u30af\u30bb\u30b9\u305b\u305a\u3001\u9ad8\u901f\u306a\u30ad\u30e3\u30c3\u30b7\u30e5\u30e1\u30e2\u30ea\u304b\u3089\u76f4\u63a5\u8aad\u307f\u51fa\u3059\u3053\u3068\u3067\u3001\u51e6\u7406\u3092\u9ad8\u901f\u5316\u3057\u307e\u3059\u3002<\/p>\n<h4>\u66f8\u304d\u8fbc\u307f\u65b9\u5f0f\u306e\u9055\u3044\uff1a\u30e9\u30a4\u30c8\u30b9\u30eb\u30fc\u3068\u30e9\u30a4\u30c8\u30d0\u30c3\u30af<\/h4>\n<ul>\n<li><strong>\u30e9\u30a4\u30c8\u30b9\u30eb\u30fc (Write-Through)<\/strong><br \/>CPU\u304c\u30c7\u30fc\u30bf\u3092\u66f8\u304d\u8fbc\u3080\u969b\u3001<strong>\u30ad\u30e3\u30c3\u30b7\u30e5\u30e1\u30e2\u30ea\u3068\u4e3b\u8a18\u61b6\u306e\u4e21\u65b9\u306b\u540c\u6642\u306b<\/strong>\u66f8\u304d\u8fbc\u307f\u3092\u884c\u3046\u65b9\u5f0f\u3067\u3059\u3002\u5e38\u306b\u4e21\u65b9\u306e\u30c7\u30fc\u30bf\u306e\u4e00\u8cab\u6027\u304c\u4fdd\u305f\u308c\u308b\u305f\u3081\u3001\u4ed5\u7d44\u307f\u306f\u30b7\u30f3\u30d7\u30eb\u3067\u4fe1\u983c\u6027\u304c\u9ad8\u3044\u3067\u3059\u304c\u3001\u4f4e\u901f\u306a\u4e3b\u8a18\u61b6\u3078\u306e\u66f8\u304d\u8fbc\u307f\u3092\u6bce\u56de\u5f85\u3064\u305f\u3081\u3001\u901f\u5ea6\u306f\u3042\u307e\u308a\u901f\u304f\u3042\u308a\u307e\u305b\u3093\u3002<\/li>\n<li><strong>\u30e9\u30a4\u30c8\u30d0\u30c3\u30af (Write-Back)<\/strong><br \/>CPU\u304c\u30c7\u30fc\u30bf\u3092\u66f8\u304d\u8fbc\u3080\u969b\u3001\u307e\u305a<strong>\u9ad8\u901f\u306a\u30ad\u30e3\u30c3\u30b7\u30e5\u30e1\u30e2\u30ea\u306b\u3060\u3051<\/strong>\u66f8\u304d\u8fbc\u307f\u3092\u884c\u3044\u307e\u3059\u3002\u4e3b\u8a18\u61b6\u3078\u306e\u66f8\u304d\u8fbc\u307f\u306f\u3001\u305d\u306e\u30c7\u30fc\u30bf\u304c\u30ad\u30e3\u30c3\u30b7\u30e5\u30e1\u30e2\u30ea\u304b\u3089\u8ffd\u3044\u51fa\u3055\u308c\u308b\u6642\u306a\u3069\u3001\u5fc5\u8981\u306b\u306a\u3063\u305f\u30bf\u30a4\u30df\u30f3\u30b0\u3067\u307e\u3068\u3081\u3066\u884c\u3044\u307e\u3059\u3002\u66f8\u304d\u8fbc\u307f\u901f\u5ea6\u306f\u975e\u5e38\u306b\u9ad8\u901f\u3067\u3059\u304c\u3001\u4e00\u6642\u7684\u306b\u30ad\u30e3\u30c3\u30b7\u30e5\u3068\u4e3b\u8a18\u61b6\u3067\u30c7\u30fc\u30bf\u304c\u98df\u3044\u9055\u3046\u305f\u3081\u3001\u969c\u5bb3\u6642\u306b\u30c7\u30fc\u30bf\u3092\u5931\u3046\u30ea\u30b9\u30af\u304c\u3042\u308a\u3001\u5236\u5fa1\u304c\u8907\u96d1\u306b\u306a\u308a\u307e\u3059\u3002<\/li>\n<\/ul>\n<hr>\n<h2>\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u8a2d\u8a08\u306e\u9032\u5316\u2502\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6307\u5411\u304b\u3089SOA\u3001\u305d\u3057\u3066FaaS\u3078<\/h2>\n<p>\u30b7\u30b9\u30c6\u30e0\u306e\u571f\u53f0\u3068\u306a\u308b\u30a4\u30f3\u30d5\u30e9\u304c\u7269\u7406\u30b5\u30fc\u30d0\u30fc\u304b\u3089\u30af\u30e9\u30a6\u30c9\u3078\u3068\u79fb\u884c\u3059\u308b\u306e\u306b\u4f34\u3044\u3001\u305d\u306e\u4e0a\u3067\u52d5\u4f5c\u3059\u308b\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306e\u8a2d\u8a08\u601d\u60f3\uff08\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\uff09\u3082\u5927\u304d\u304f\u9032\u5316\u3057\u3066\u304d\u307e\u3057\u305f\u3002\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u62c5\u5f53\u8005\u3068\u3057\u3066\u3082\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u304c\u3069\u306e\u3088\u3046\u306a\u8003\u3048\u65b9\u3067\u69cb\u7bc9\u3055\u308c\u3066\u3044\u308b\u304b\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u306f\u3001\u9069\u5207\u306a\u30a4\u30f3\u30d5\u30e9\u8a2d\u8a08\u306e\u305f\u3081\u306b\u4e0d\u53ef\u6b20\u3067\u3059\u3002<\/p>\n<h3>\u90e8\u54c1\u5316\u306e\u57fa\u790e\uff1a\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6307\u5411<\/h3>\n<p><strong>\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6307\u5411<\/strong>\u306f\u3001\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3092\u500b\u3005\u306e\u6a5f\u80fd\u3084\u30c7\u30fc\u30bf\u3092\u6301\u3064\u300c<strong>\u30e2\u30ce\uff08\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\uff09<\/strong>\u300d\u306e\u96c6\u307e\u308a\u3068\u3057\u3066\u6349\u3048\u3001\u305d\u308c\u3089\u306e\u7d44\u307f\u5408\u308f\u305b\u3067\u30b7\u30b9\u30c6\u30e0\u3092\u69cb\u7bc9\u3059\u308b\u8003\u3048\u65b9\u3067\u3059\u3002<\/p>\n<p>\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6307\u5411\u306e\u91cd\u8981\u306a\u6982\u5ff5\u306e\u4e00\u3064\u306b\u300c<strong>\u7d99\u627f<\/strong>\u300d\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u3042\u308b\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\uff08\u30af\u30e9\u30b9\uff09\u304c\u6301\u3064\u6027\u8cea\u3092\u3001\u5225\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u304c\u5f15\u304d\u7d99\u3050\u3053\u3068\u304c\u3067\u304d\u308b\u4ed5\u7d44\u307f\u3067\u3059\u3002\u4f8b\u3048\u3070\u3001\u300c\u52d5\u7269\u300d\u3068\u3044\u3046\u30af\u30e9\u30b9\u306e\u57fa\u672c\u7684\u306a\u6027\u8cea\uff08\u98df\u3079\u308b\u3001\u5bdd\u308b\u306a\u3069\uff09\u3092\u3001\u300c\u72ac\u300d\u3084\u300c\u732b\u300d\u3068\u3044\u3063\u305f\u30af\u30e9\u30b9\u304c\u5f15\u304d\u7d99\u3050\u95a2\u4fc2\u3092<strong>is-a\u95a2\u4fc2<\/strong>\uff08&#8221;A dog <strong>is a<\/strong>n animal.&#8221;\uff09\u3068\u547c\u3073\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u518d\u5229\u7528\u6027\u304c\u9ad8\u307e\u308a\u3001\u958b\u767a\u52b9\u7387\u304c\u5411\u4e0a\u3057\u307e\u3059\u3002<\/p>\n<h3>\u30b5\u30fc\u30d3\u30b9\u5358\u4f4d\u306e\u9023\u643a\uff1aSOA<\/h3>\n<p><strong>SOA (Service Oriented Architecture)<\/strong>\u306f\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u6a5f\u80fd\u3092\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u4e0a\u3067\u516c\u958b\u3055\u308c\u305f\u72ec\u7acb\u3057\u305f\u300c<strong>\u30b5\u30fc\u30d3\u30b9<\/strong>\u300d\u3068\u3044\u3046\u5358\u4f4d\u3067\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u5316\u3057\u3001\u305d\u308c\u3089\u3092\u9023\u643a\u3055\u305b\u3066\u4e00\u3064\u306e\u5927\u304d\u306a\u30b7\u30b9\u30c6\u30e0\u3092\u69cb\u7bc9\u3059\u308b\u8a2d\u8a08\u601d\u60f3\u3067\u3059\u3002<\/p>\n<p>\u5404\u30b5\u30fc\u30d3\u30b9\u306f\u3001XML\u3092\u4f7f\u3063\u305fSOAP\u3084\u3001\u3088\u308a\u8efd\u91cf\u306aRESTful API\u3068\u3044\u3063\u305f\u6a19\u6e96\u7684\u306a\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3067\u6a5f\u80fd\u3092\u516c\u958b\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u7279\u5b9a\u306e\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u8a00\u8a9e\u3084\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u306b\u4f9d\u5b58\u3059\u308b\u3053\u3068\u306a\u304f\u3001\u7570\u306a\u308b\u30b5\u30fc\u30d3\u30b9\u540c\u58eb\u3092\u67d4\u8edf\u306b\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<h4>\u3010\u5b9f\u751f\u6d3b\u3067\u306e\u4f8b\u3048\u3011&#x1f37d;&#xfe0f;<\/h4>\n<p>SOA\u306f<strong>\u30d5\u30fc\u30c9\u30b3\u30fc\u30c8<\/strong>\u306e\u3088\u3046\u306a\u3082\u306e\u3067\u3059\u3002\u5404\u5e97\u8217\uff08\u30b5\u30fc\u30d3\u30b9\uff09\u306f\u300c\u30e9\u30fc\u30e1\u30f3\u3092\u4f5c\u308b\u300d\u300c\u30b8\u30e5\u30fc\u30b9\u3092\u58f2\u308b\u300d\u3068\u3044\u3063\u305f\u72ec\u7acb\u3057\u305f\u6a5f\u80fd\u3092\u6301\u3063\u3066\u304a\u308a\u3001\u305d\u308c\u305e\u308c\u304c\u72ec\u81ea\u306e\u53a8\u623f\uff08\u5b9f\u88c5\uff09\u3092\u6301\u3063\u3066\u3044\u307e\u3059\u3002\u304a\u5ba2\u3055\u3093\uff08\u5229\u7528\u8005\uff09\u306f\u3001\u30e1\u30cb\u30e5\u30fc\u8868\uff08API\uff09\u3092\u898b\u3066\u6ce8\u6587\u3059\u308b\u3060\u3051\u3067\u3001\u5404\u5e97\u8217\u306e\u5185\u90e8\u69cb\u9020\u3092\u77e5\u3089\u306a\u304f\u3066\u3082\u3001\u597d\u304d\u306a\u6599\u7406\u3092\u7d44\u307f\u5408\u308f\u305b\u3066\u98df\u4e8b\u3092\u697d\u3057\u3080\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<h3>\u30b5\u30fc\u30d0\u30fc\u7ba1\u7406\u3092\u4e0d\u8981\u306b\u3059\u308b\uff1aFaaS\u3068VPC<\/h3>\n<h4>FaaS (Function as a Service)<\/h4>\n<p><strong>FaaS<\/strong>\u306f\u3001<strong>\u30b5\u30fc\u30d0\u30fc\u30ec\u30b9\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0<\/strong>\u3068\u3082\u547c\u3070\u308c\u3001SOA\u306e\u601d\u60f3\u3092\u3055\u3089\u306b\u63a8\u3057\u9032\u3081\u305f\u30af\u30e9\u30a6\u30c9\u30b5\u30fc\u30d3\u30b9\u306e\u4e00\u5f62\u614b\u3067\u3059\u3002\u958b\u767a\u8005\u306f\u3001\u7279\u5b9a\u306e\u30a4\u30d9\u30f3\u30c8\uff08\u4f8b\uff1a\u30d5\u30a1\u30a4\u30eb\u304c\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3055\u308c\u305f\u3001DB\u304c\u66f4\u65b0\u3055\u308c\u305f\uff09\u3092\u304d\u3063\u304b\u3051\u306b\u5b9f\u884c\u3057\u305f\u3044\u51e6\u7406\u3092\u300c<strong>\u95a2\u6570 (Function)<\/strong>\u300d\u3068\u3057\u3066\u8a18\u8ff0\u3057\u3001\u30af\u30e9\u30a6\u30c9\u306b\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3059\u308b\u3060\u3051\u3067\u3059\u3002<\/p>\n<p>\u30b5\u30fc\u30d0\u30fc\u306e\u30d7\u30ed\u30d3\u30b8\u30e7\u30cb\u30f3\u30b0\u3001OS\u306e\u7ba1\u7406\u3001\u30b9\u30b1\u30fc\u30ea\u30f3\u30b0\u3068\u3044\u3063\u305f\u9762\u5012\u306a\u30a4\u30f3\u30d5\u30e9\u7ba1\u7406\u306f\u3059\u3079\u3066\u30af\u30e9\u30a6\u30c9\u4e8b\u696d\u8005\u304c\u884c\u3044\u3001\u95a2\u6570\u304c\u5b9f\u884c\u3055\u308c\u305f\u6642\u9593\u3084\u56de\u6570\u306b\u5fdc\u3058\u3066\u8ab2\u91d1\u3055\u308c\u307e\u3059\u3002\u958b\u767a\u8005\u306f\u3001\u672c\u6765\u306e\u30d3\u30b8\u30cd\u30b9\u30ed\u30b8\u30c3\u30af\u306e\u958b\u767a\u306b\u96c6\u4e2d\u3067\u304d\u308b\u306e\u3067\u3059\u3002<\/p>\n<h4>VPC (Virtual Private Cloud)<\/h4>\n<p>\u3053\u308c\u3089\u306e\u30af\u30e9\u30a6\u30c9\u30b5\u30fc\u30d3\u30b9\u3092\u5229\u7528\u3059\u308b\u969b\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u306b\u91cd\u8981\u3068\u306a\u308b\u306e\u304c<strong>VPC<\/strong>\u3067\u3059\u3002VPC\u306f\u3001AWS\u3084GCP\u3068\u3044\u3063\u305f\u30d1\u30d6\u30ea\u30c3\u30af\u30af\u30e9\u30a6\u30c9\u306e\u74b0\u5883\u5185\u306b\u3001<strong>\u8ad6\u7406\u7684\u306b\u5206\u96e2\u3055\u308c\u305f\u5229\u7528\u8005\u5c02\u7528\u306e\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8\u306a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u7a7a\u9593<\/strong>\u3092\u69cb\u7bc9\u3059\u308b\u6a5f\u80fd\u3067\u3059\u3002<\/p>\n<p>\u5229\u7528\u8005\u306f\u3001VPC\u5185\u306b\u81ea\u7531\u306b\u30b5\u30d6\u30cd\u30c3\u30c8\u3092\u4f5c\u6210\u3057\u3001IP\u30a2\u30c9\u30ec\u30b9\u7bc4\u56f2\u3092\u5b9a\u7fa9\u3057\u3001\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\uff08\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30b0\u30eb\u30fc\u30d7\uff09\u3084\u30eb\u30fc\u30c8\u30c6\u30fc\u30d6\u30eb\u3092\u8a2d\u5b9a\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u3042\u305f\u304b\u3082\u81ea\u793e\u306e\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fc\u306e\u3088\u3046\u306b\u3001\u5b89\u5168\u3067\u9589\u3058\u305f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u74b0\u5883\u3092\u30af\u30e9\u30a6\u30c9\u4e0a\u306b\u5b9f\u73fe\u3067\u304d\u308b\u306e\u3067\u3059\u3002FaaS\u306e\u3088\u3046\u306a\u30b5\u30fc\u30d3\u30b9\u3082\u3001\u3053\u306eVPC\u5185\u306b\u914d\u7f6e\u3059\u308b\u3053\u3068\u3067\u3001\u30bb\u30ad\u30e5\u30a2\u306a\u30a2\u30af\u30bb\u30b9\u5236\u5fa1\u304c\u53ef\u80fd\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n<article>\n<p><strong>FaaS\uff08Function as a Service\uff09\u306e\u5177\u4f53\u4f8b\u30e1\u30e2<\/strong><\/p>\n<p>\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u95a2\u6570\u5358\u4f4d\u3067\u5b9f\u884c\u74b0\u5883\u3092\u63d0\u4f9b\u3059\u308b\u4ed5\u7d44\u307f\u3002\u30b5\u30fc\u30d0\u3092\u610f\u8b58\u305b\u305a\u3001\u30a4\u30d9\u30f3\u30c8\u306b\u5fdc\u3058\u3066\u5fc5\u8981\u306a\u3068\u304d\u3060\u3051\u51e6\u7406\u3092\u5b9f\u884c\u3067\u304d\u308b\u3002<\/p>\n<ul>\n<li><strong>AWS Lambda<\/strong>\uff08AWS\uff09 \u2026 \u30d5\u30a1\u30a4\u30eb\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3084DB\u66f4\u65b0\u3092\u30c8\u30ea\u30ac\u306b\u51e6\u7406\u5b9f\u884c\u3002<\/li>\n<li><strong>Google Cloud Functions<\/strong>\uff08Google Cloud\uff09 \u2026 Firebase\u3084Pub\/Sub\u3068\u9023\u643a\u3057\u3084\u3059\u3044\u3002<\/li>\n<li><strong>Azure Functions<\/strong>\uff08Azure\uff09 \u2026 Microsoft 365\u3068\u306e\u7d71\u5408\u304c\u5bb9\u6613\u3002<\/li>\n<li><strong>IBM Cloud Functions<\/strong>\uff08IBM\uff09 \u2026 Apache OpenWhisk\u30d9\u30fc\u30b9\u306eFaaS\u3002<\/li>\n<\/ul>\n<p><em>\u5229\u7528\u30a4\u30e1\u30fc\u30b8\uff1a<\/em> \u753b\u50cf\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u6642\u306b\u30b5\u30e0\u30cd\u30a4\u30eb\u751f\u6210\u3001IoT\u30c7\u30fc\u30bf\u51e6\u7406\u3001API\u306e\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u51e6\u7406\u306a\u3069\u3002<\/p>\n<p><strong>VPC\uff08Virtual Private Cloud\uff09\u306e\u5177\u4f53\u4f8b\u30e1\u30e2<\/strong><\/p>\n<p>\u30af\u30e9\u30a6\u30c9\u4e0a\u306b\u5229\u7528\u8005\u5c02\u7528\u306e\u4eee\u60f3\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u69cb\u7bc9\u3067\u304d\u308b\u30b5\u30fc\u30d3\u30b9\u3002\u30aa\u30f3\u30d7\u30ec\u74b0\u5883\u306b\u8fd1\u3044\u8a2d\u8a08\u304c\u53ef\u80fd\u3067\u3001IP\u7bc4\u56f2\u30fb\u30b5\u30d6\u30cd\u30c3\u30c8\u30fb\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30fb\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u67d4\u8edf\u306b\u8a2d\u5b9a\u3067\u304d\u308b\u3002<\/p>\n<ul>\n<li><strong>Amazon VPC<\/strong>\uff08AWS\uff09 \u2026 \u30b5\u30d6\u30cd\u30c3\u30c8\u5206\u96e2\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30b0\u30eb\u30fc\u30d7\u3084NACL\u3067\u901a\u4fe1\u5236\u5fa1\u3002<\/li>\n<li><strong>Google Cloud VPC<\/strong>\uff08Google Cloud\uff09 \u2026 \u30b0\u30ed\u30fc\u30d0\u30ebVPC\u3092\u8907\u6570\u30ea\u30fc\u30b8\u30e7\u30f3\u3067\u5229\u7528\u53ef\u80fd\u3002<\/li>\n<li><strong>Azure Virtual Network (VNet)<\/strong>\uff08Azure\uff09 \u2026 VPN\u3084ExpressRoute\u3067\u30aa\u30f3\u30d7\u30ec\u3068\u76f4\u7d50\u3057\u3084\u3059\u3044\u3002<\/li>\n<li><strong>IBM VPC<\/strong>\uff08IBM\uff09 \u2026 \u4eee\u60f3\u30b5\u30fc\u30d0\u3084LB\u3092\u30bb\u30ad\u30e5\u30a2\u306b\u914d\u7f6e\u53ef\u80fd\u3002<\/li>\n<\/ul>\n<p><em>\u5229\u7528\u30a4\u30e1\u30fc\u30b8\uff1a<\/em> Web\u30b5\u30fc\u30d0\u3068DB\u30b5\u30fc\u30d0\u3092\u30b5\u30d6\u30cd\u30c3\u30c8\u5206\u96e2\u3001\u30aa\u30f3\u30d7\u30ec\u3068\u306eVPN\u63a5\u7d9a\u3001\u9589\u3058\u305f\u74b0\u5883\u3067\u306e\u30b7\u30b9\u30c6\u30e0\u904b\u7528\u306a\u3069\u3002<\/p>\n<\/article>\n","protected":false},"excerpt":{"rendered":"<p>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9\u30da\u30b7\u30e3\u30ea\u30b9\u30c8\u306e\u5f79\u5272\u306f\u3001\u3082\u306f\u3084\u5358\u72ec\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u6a5f\u5668\u306e\u8a2d\u5b9a\u3084\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c8\u306b\u7559\u307e\u308a\u307e\u305b\u3093\u3002\u30af\u30e9\u30a6\u30c9\u5316\u304c\u9032\u3080\u73fe\u4ee3\u3067\u306f\u3001\u30b5\u30fc\u30d0\u30fc\u3001\u30b9\u30c8\u30ec\u30fc\u30b8\u3001\u3055\u3089\u306b\u306f\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306e\u8a2d\u8a08\u601d\u60f3\u307e\u3067\u542b\u3081\u305f\u30b7\u30b9\u30c6\u30e0 &#8230; 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