{"id":3710,"date":"2024-06-28T17:00:00","date_gmt":"2024-06-28T08:00:00","guid":{"rendered":"https:\/\/testhagisolcojp.gptw.net\/techblog\/?p=3710"},"modified":"2024-07-17T07:40:38","modified_gmt":"2024-07-16T22:40:38","slug":"end-to-end-data-path-protection","status":"publish","type":"post","link":"https:\/\/testhagisolcojp.gptw.net\/techblog\/?p=3710","title":{"rendered":"End-to-End Data (Path) Protection"},"content":{"rendered":"\n<figure class=\"wp-block-image size-large is-style-default\"><img decoding=\"async\" src=\"https:\/\/testhagisolcojp.gptw.net\/techblog\/wp-content\/uploads\/2024\/04\/AdobeStock_755382108-1-1024x768.jpeg\" alt=\"\" class=\"wp-image-3715\"\/><\/figure>\n\n\n\n<h2 id=\"outline__1\" class=\"wp-block-heading\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-cyan-blue-color\">\u3053\u306e\u8a18\u4e8b\u3067\u7d39\u4ecb\u3057\u3066\u3044\u308b\u88fd\u54c1<\/mark><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/testhagisolcojp.gptw.net\/products\/storage\" target=\"_blank\" rel=\"noreferrer noopener\">\u7523\u696d\u7528\u30b9\u30c8\u30ec\u30fc\u30b8\u88fd\u54c1(NVMe SSD, SATA SSD)<\/a><\/li>\n<\/ul>\n\n\n\n<h2 id=\"outline__2\" class=\"wp-block-heading\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-cyan-blue-color\">\u304a\u3053\u3068\u308f\u308a<\/mark><\/h2>\n\n\n\n<p>\u3000\u3053\u306e\u8a18\u4e8b\u306f\u3001<a rel=\"noreferrer noopener\" href=\"https:\/\/qiita.com\/ken-yossy\/items\/f7f458e41008eb224903\" target=\"_blank\">2021\u5e744\u6708\u306bQiita\u306b\u6295\u7a3f\u3057\u305f\u8a18\u4e8b<\/a>\u3092\u52a0\u7b46\u4fee\u6b63\u3057\u305f\u3082\u306e\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u3000\u307e\u305f\u3001\u3053\u306e\u8a18\u4e8b\u306e\u30aa\u30ea\u30b8\u30ca\u30eb\u306f\u65e5\u672c\u8a9e\u3067\u66f8\u304b\u308c\u3066\u3044\u307e\u3059\u3002\u8a18\u4e8b\u304c\u65e5\u672c\u8a9e\u4ee5\u5916\u306e\u8a00\u8a9e\u3067\u8868\u793a\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u3001\u305d\u308c\u306f\u6a5f\u68b0\u7ffb\u8a33\u306e\u7d50\u679c\u3067\u3059\u3002\u5f53\u793e\u306f\u6a5f\u68b0\u7ffb\u8a33\u306e\u7cbe\u5ea6\u306b\u8cac\u4efb\u3092\u8ca0\u3044\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<h2 id=\"outline__3\" class=\"wp-block-heading\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-cyan-blue-color\">\u306f\u3058\u3081\u306b<\/mark><\/h2>\n\n\n\n<p>\u3000\u524d\u56de\u306ePower Loss Protection (PLP)\u306b\u7d9a\u304d\u3001SSD\u306e\u88fd\u54c1\u4ed5\u69d8\u66f8\u306b\u8a18\u8f09\u3055\u308c\u3066\u3044\u308b\u6a5f\u80fd\u306e\u3046\u3061<\/p>\n\n\n\n<p><\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u5185\u5bb9\u304c\u3042\u307e\u308a\u3088\u304f\u77e5\u3089\u308c\u3066\u3044\u306a\u3044\u6a5f\u80fd<\/li>\n\n\n\n<li>\u540d\u524d\u304c\u4f3c\u3066\u3044\u3066\u3082\u5185\u5bb9\u304c\u7570\u306a\u308b\u6a5f\u80fd<\/li>\n\n\n\n<li>\u305d\u3082\u305d\u3082\u660e\u78ba\u306b\u898f\u5b9a\u3055\u308c\u3066\u304a\u3089\u305a\u30e1\u30fc\u30ab\u30fc\u306b\u3088\u308a\u5185\u5bb9\u304c\u7570\u306a\u308b\u6a5f\u80fd<\/li>\n<\/ol>\n\n\n\n<p>\u3000\u306b\u8a72\u5f53\u3059\u308b\u3001End-to-End Data Protection\u3068End-to-End Data Path Protection\u3092\u8aac\u660e\u3057\u307e\u3059\u30021\u8a9e(Path)\u306e\u6709\u7121\u3067\u5927\u304d\u306a\u9055\u3044\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3000\u306a\u304a\u3001\u3053\u306e\u8a18\u4e8b\u3067\u306f\u4ee5\u964d\u8aad\u307f\u3084\u3059\u3055\u306e\u305f\u3081\u306b\u88681\u306e\u7528\u8a9e\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>\u7565\u8a9e<\/th><th>\u610f\u5473<\/th><\/tr><\/thead><tbody><tr><td>E2E\u30c7\u30fc\u30bf\u4fdd\u8b77<\/td><td>End-to-End Data Protection\u306e\u3053\u3068<\/td><\/tr><tr><td>E2E\u30c7\u30fc\u30bf\u30d1\u30b9\u4fdd\u8b77<\/td><td>End-to-End Data Path Protection\u306e\u3053\u3068<\/td><\/tr><tr><td>E2E\u6a5f\u80fd<\/td><td>E2E\u30c7\u30fc\u30bf\u4fdd\u8b77\u3068E2E\u30c7\u30fc\u30bf\u30d1\u30b9\u4fdd\u8b77\u306e\u4e21\u65b9\u3092\u307e\u3068\u3081\u305f\u3082\u306e<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\"><em>\u88681\uff1a\u3053\u306e\u8a18\u4e8b\u3067\u4f7f\u7528\u3059\u308b\u7565\u8a9e\u3068\u305d\u306e\u610f\u5473<\/em><\/figcaption><\/figure>\n\n\n\n<h2 id=\"outline__4\" class=\"wp-block-heading\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-cyan-blue-color\">\u307e\u3068\u3081<\/mark><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>E2E\u30c7\u30fc\u30bf\u4fdd\u8b77\u3068E2E\u30c7\u30fc\u30bf\u30d1\u30b9\u4fdd\u8b77\u306f\u3069\u3061\u3089\u3082\u3001\u767a\u751f\u3059\u308b\u30a8\u30e9\u30fc\u304b\u3089\u30c7\u30fc\u30bf\u3092\u4fdd\u8b77\u3057\u3066\u30c7\u30fc\u30bf\u30a4\u30f3\u30c6\u30b0\u30ea\u30c6\u30a3\u3092\u4fdd\u8a3c\u3059\u308b\u6a5f\u80fd\u3060\u304c\u3001\u4fdd\u8b77\u7bc4\u56f2\u304c\u7570\u306a\u308b<\/li>\n\n\n\n<li>E2E\u30c7\u30fc\u30bf\u4fdd\u8b77\u306f\u6a19\u6e96\u5316\u3055\u308c\u305f\u6a5f\u80fd\u3060\u304c\u3001E2E\u30c7\u30fc\u30bf\u30d1\u30b9\u4fdd\u8b77\u306f\u6a19\u6e96\u5316\u3055\u308c\u305f\u6a5f\u80fd\u3067\u306f\u306a\u3044<\/li>\n\n\n\n<li>E2E\u30c7\u30fc\u30bf\u4fdd\u8b77\u306f\u30db\u30b9\u30c8\u3068\u30b9\u30c8\u30ec\u30fc\u30b8\u4e21\u65b9\u306e\u5bfe\u5fdc\u304c\u5fc5\u8981\u3060\u304c\u3001E2E\u30c7\u30fc\u30bf\u30d1\u30b9\u4fdd\u8b77\u306f\u30b9\u30c8\u30ec\u30fc\u30b8\u3060\u3051\u306e\u5bfe\u5fdc\u3067\u826f\u3044<\/li>\n<\/ul>\n\n\n\n<h2 id=\"outline__5\" class=\"wp-block-heading\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-cyan-blue-color\">\u6982\u8981<\/mark><\/h2>\n\n\n\n<p>\u3000E2E\u6a5f\u80fd\u306f\u3001\u30b9\u30c8\u30ec\u30fc\u30b8\u306e\u30c7\u30fc\u30bf\u30a4\u30f3\u30c6\u30b0\u30ea\u30c6\u30a3\uff08\u7121\u7406\u3084\u308a\u548c\u8a33\u3059\u308b\u3068\u300c\u30c7\u30fc\u30bf\u306e\u6574\u5408\u6027\u30fb\u4e00\u8cab\u6027\u300d\uff09\u3092\u4fdd\u8a3c\u3059\u308b\u6a5f\u80fd\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u3000\u300c\u30c7\u30fc\u30bf\u30a4\u30f3\u30c6\u30b0\u30ea\u30c6\u30a3\u300d\u3068\u306f\u3001\u8a00\u3044\u304b\u3048\u308c\u3070\u300c\u30db\u30b9\u30c8\u304b\u3089\u66f8\u304d\u8fbc\u307e\u308c\u305f\u30c7\u30fc\u30bf\u3092\u30db\u30b9\u30c8\u304b\u3089\u6b63\u3057\u304f\u8aad\u307f\u51fa\u305b\u308b\u3053\u3068\u300d\u3067\u3042\u308a\u3001\u30b9\u30c8\u30ec\u30fc\u30b8\u306e\u6700\u3082\u91cd\u8981\u306a\u6a5f\u80fd\uff08\u3068\u3044\u3046\u304b\u8981\u4ef6\uff09\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u3000\u3053\u306e\u6a5f\u80fd\u306b\u652f\u969c\u3092\u304a\u3088\u307c\u3059\u30a8\u30e9\u30fc\u3078\u306e\u5bfe\u7b56\u306b\u306f\u3001\u539f\u56e0\u306b\u3042\u308f\u305b\u3066\u69d8\u3005\u306a\u65b9\u6cd5\u304c\u3042\u308a\u5b9f\u969b\u306b\u9069\u7528\u3055\u308c\u3066\u3044\u3066\u3001E2E\u6a5f\u80fd\u3082\u305d\u306e\u3072\u3068\u3064\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u3000\u5177\u4f53\u7684\u306a\u4ed5\u7d44\u307f\u306e\u8aac\u660e\u306b\u5165\u308b\u524d\u306b\u3001\u3053\u306e\u4fdd\u8b77\u6a5f\u80fd\u306b\u3064\u3044\u3066\u3001\u4fdd\u8b77\u53ef\u80fd\u7bc4\u56f2\u3001\u4f7f\u7528\u3055\u308c\u308b\u30b7\u30b9\u30c6\u30e0\u3001\u305d\u3057\u3066\u30e1\u30ea\u30c3\u30c8\u3068\u30c7\u30e1\u30ea\u30c3\u30c8\u3001\u3092\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 id=\"outline__5_1\" class=\"wp-block-heading\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-cyan-blue-color\">\u4fdd\u8b77\u53ef\u80fd\u7bc4\u56f2<\/mark><\/h3>\n\n\n\n<p>\u3000E2E\u30c7\u30fc\u30bf\u4fdd\u8b77\u3068E2E\u30c7\u30fc\u30bf\u30d1\u30b9\u4fdd\u8b77\u306f\u4fdd\u8b77\u53ef\u80fd\u7bc4\u56f2\u304c\u7570\u306a\u308a\u307e\u3059\u3002\u3053\u308c\u3092\u793a\u3057\u305f\u3082\u306e\u304c\u56f31\u3067\u3059\u3002<\/p>\n\n\n\n<p><\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-style-default\"><img decoding=\"async\" src=\"https:\/\/testhagisolcojp.gptw.net\/techblog\/wp-content\/uploads\/2024\/04\/e2e-protection-coverage-1024x432.png\" alt=\"\" class=\"wp-image-3744\"\/><figcaption class=\"wp-element-caption\"><em>\u56f31\uff1aE2E\u30c7\u30fc\u30bf\u4fdd\u8b77\u3068E2E\u30c7\u30fc\u30bf\u30d1\u30b9\u4fdd\u8b77\u306e\u4fdd\u8b77\u53ef\u80fd\u7bc4\u56f2\u306e\u9055\u3044<\/em><\/figcaption><\/figure>\n\n\n\n<p>\u3000\u56f31\u306e\u901a\u308a\u3001E2E\u30c7\u30fc\u30bf\u4fdd\u8b77\u306f\u30db\u30b9\u30c8\u30fb\u30b9\u30c8\u30ec\u30fc\u30b8\u9593\u306e\u901a\u4fe1\u7d4c\u8def\u3082\u4fdd\u8b77\u53ef\u80fd\u306a\u6a5f\u80fd\u3067\u3059\u304c\u3001E2E\u30c7\u30fc\u30bf\u30d1\u30b9\u4fdd\u8b77\u306f\u30b9\u30c8\u30ec\u30fc\u30b8\u5185\u306e\u307f\u3092\u4fdd\u8b77\u53ef\u80fd\u7bc4\u56f2\u3068\u3059\u308b\u6a5f\u80fd\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u3000\u4fdd\u8b77\u53ef\u80fd\u7bc4\u56f2\u304c\u7570\u306a\u308b\u3068\u3044\u3046\u3053\u3068\u306f\u3001\u300c\u6a5f\u80fd\u540d\u5185\u306e&#8220;End&#8221;\u306e\u6307\u3059\u4f4d\u7f6e\u304c\u7570\u306a\u308b\u300d\u3068\u8a00\u3044\u304b\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u305d\u3053\u3067\u3001E2E\u6a5f\u80fd\u305d\u308c\u305e\u308c\u306e&#8220;End&#8221;\u304c\u3069\u3053\u304b\uff08\u3069\u306e\u4f4d\u7f6e\u3092\u6307\u3059\u306e\u304b\uff09\u3092\u793a\u3057\u305f\u3082\u306e\u304c\u88682\u3067\u3059\u3002<\/p>\n\n\n\n<p><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th><\/th><th>End<\/th><th>to<\/th><th>End<\/th><\/tr><\/thead><tbody><tr><td>E2E\u30c7\u30fc\u30bf\u4fdd\u8b77<br>(End-to-End Data Protection)<\/td><td>\u30db\u30b9\u30c8\u30fb\u30b9\u30c8\u30ec\u30fc\u30b8\u9593\u306e\u30d1\u30b9\u306e\u30db\u30b9\u30c8\u5074\u306e\u7aef<\/td><td>to<\/td><td>\u30e1\u30c7\u30a3\u30a2<\/td><\/tr><tr><td>E2E\u30c7\u30fc\u30bf\u30d1\u30b9\u4fdd\u8b77<br>(End-to-End Data Path Protection)<\/td><td>\u30db\u30b9\u30c8\u30fb\u30b9\u30c8\u30ec\u30fc\u30b8\u9593\u306e\u30d1\u30b9\u306e\u30b9\u30c8\u30ec\u30fc\u30b8\u5074\u306e\u7aef<\/td><td>to<\/td><td>\u30e1\u30c7\u30a3\u30a2<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\"><em>\u88682\uff1a2\u3064\u306e&#8220;End&#8221;\u306f\u3069\u3053\u304b\uff1f<\/em><\/figcaption><\/figure>\n\n\n\n<p>\u3000\u56f31\u3068\u6bd4\u8f03\u3059\u308b\u3068\u308f\u304b\u308a\u3084\u3059\u3044\u3068\u601d\u3044\u307e\u3059\u3002\u3053\u308c\u304c\u4fdd\u8b77\u53ef\u80fd\u7bc4\u56f2\u306e\u9055\u3044\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u3000E2E\u30c7\u30fc\u30bf\u4fdd\u8b77\u306f\u4e3b\u306bSCSI\uff08SAS\u542b\u3080\uff09\u30b9\u30c8\u30ec\u30fc\u30b8\u3067\u4f7f\u308f\u308c\u3066\u304d\u307e\u3057\u305f\u3002SCSI\u306f\u30d1\u30e9\u30ec\u30eb\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3067\u3042\u308a\u3001\u7528\u9014\u3084\u4f7f\u3044\u304b\u305f\u306b\u3088\u3063\u3066\u306f\u30db\u30b9\u30c8\u30fb\u30b9\u30c8\u30ec\u30fc\u30b8\u9593\u3067\u306e\u30c7\u30fc\u30bf\u5316\u3051\u304c\u7121\u8996\u3067\u304d\u306a\u3044\u5834\u9762\u3082\u3042\u308a\u307e\u3057\u305f\u3002\u305d\u306e\u305f\u3081\u3001\u30db\u30b9\u30c8\u30fb\u30b9\u30c8\u30ec\u30fc\u30b8\u9593\u3082\u4fdd\u8b77\u53ef\u80fd\u7bc4\u56f2\u306b\u542b\u3093\u3067\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3000\u4e00\u65b9E2E\u30c7\u30fc\u30bf\u30d1\u30b9\u4fdd\u8b77\u306f\u3001\u30b9\u30c8\u30ec\u30fc\u30b8\u5185\u3067\u30e1\u30c7\u30a3\u30a2\u5411\u3051\u8aa4\u308a\u8a02\u6b63\u7b26\u53f7\u3067\u306f\u4fdd\u8b77\u3067\u304d\u306a\u3044\u90e8\u5206\uff08\u4e3b\u306b\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\uff09\u3092\u4fdd\u8b77\u53ef\u80fd\u7bc4\u56f2\u306b\u5165\u308c\u305f\u6a5f\u80fd\u3060\u3068\u8a00\u3048\u307e\u3059\u3002<\/p>\n\n\n\n<h3 id=\"outline__5_2\" class=\"wp-block-heading\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-cyan-blue-color\">\u4f7f\u308f\u308c\u308b\u30b7\u30b9\u30c6\u30e0<\/mark><\/h3>\n\n\n\n<p>\u3000E2\u30c7\u30fc\u30bf\u4fdd\u8b77\u3068E2E\u30c7\u30fc\u30bf\u30d1\u30b9\u4fdd\u8b77\u306f\u4f7f\u308f\u308c\u308b\u30b7\u30b9\u30c6\u30e0\u304c\u7570\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3000E2E\u30c7\u30fc\u30bf\u4fdd\u8b77\u306f\u3001\u6271\u3046\u30c7\u30fc\u30bf\u306e\u4e00\u8cab\u6027\u306b\u975e\u5e38\u306b\u9ad8\u3044\u4fe1\u983c\u6027\u304c\u6c42\u3081\u3089\u308c\u308b\u30a8\u30f3\u30bf\u30fc\u30d7\u30e9\u30a4\u30ba\u30b7\u30b9\u30c6\u30e0\u3067\u7528\u3044\u3089\u308c\u307e\u3059\u3002\u91d1\u878d\u30b7\u30b9\u30c6\u30e0\uff08\u4f8b\uff1a\u53d6\u5f15\u7b49\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306e\u4fdd\u5b58\uff09\u7528\u30b9\u30c8\u30ec\u30fc\u30b8\u3084\u3001\u653f\u5e9c\u30fb\u4f01\u696d\u7b49\u306e\u57fa\u5e79\u30b5\u30fc\u30d0\u30fb\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u7528\u30b9\u30c8\u30ec\u30fc\u30b8\u306a\u3069\u304c\u305d\u306e\u4f8b\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u3000\u305d\u308c\u3089\u306e\u30b7\u30b9\u30c6\u30e0\u3067\u306f\u3001\u8981\u56e0\u3092\u554f\u308f\u305a\u30b9\u30c8\u30ec\u30fc\u30b8\u304b\u3089\u8aad\u307f\u51fa\u3057\u305f\u30c7\u30fc\u30bf\u306e\u9593\u9055\u3044\u304c\u5927\u304d\u306a\u640d\u5bb3\u30fb\u969c\u5bb3\u306b\u3064\u306a\u304c\u308b\u305f\u3081\u3001E2E\u30c7\u30fc\u30bf\u4fdd\u8b77\u3092\u7528\u3044\u3066\u30db\u30b9\u30c8\u30fb\u30b9\u30c8\u30ec\u30fc\u30b8\u9593\u306e\u30d1\u30b9\u3082\u4fdd\u8b77\u3057\u3001\u30c7\u30fc\u30bf\u30a4\u30f3\u30c6\u30b0\u30ea\u30c6\u30a3\u306e\u4fdd\u8a3c\u3092\u3088\u308a\u78ba\u5b9f\u306b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3000E2E\u30c7\u30fc\u30bf\u4fdd\u8b77\u306f\u30b9\u30c8\u30ec\u30fc\u30b8\u5074\u3060\u3051\u3067\u306a\u304f\u30db\u30b9\u30c8\u5074\u306e\u5bfe\u5fdc\u3082\u5fc5\u8981\u306a\u6a5f\u80fd\u3067\u3042\u308a\u3001\u4e0a\u8a18\u306e\u3088\u3046\u306a\u30b7\u30b9\u30c6\u30e0\u3067\u306fE2E\u30c7\u30fc\u30bf\u4fdd\u8b77\u306b\u5bfe\u5fdc\u3057\u305f\u30db\u30b9\u30c8\u5074\u6a5f\u5668\u304a\u3088\u3073\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u304c\u4f7f\u308f\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3000\u4e00\u65b9E2E\u30c7\u30fc\u30bf\u30d1\u30b9\u4fdd\u8b77\u306f\u3001\u6700\u8fd1\u3067\u306f\u30b3\u30f3\u30b7\u30e5\u30fc\u30de\u5411\u3051SSD\u306e\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u3067\u3082\u5bfe\u5fdc\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u7d50\u679c\u3001\u30b3\u30f3\u30b7\u30e5\u30fc\u30de\u5411\u3051\u6a5f\u5668\u3092\u306f\u3058\u3081\u3068\u3057\u305f\u5e45\u5e83\u3044\u30b7\u30b9\u30c6\u30e0\u3067\u4f7f\u308f\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3000E2E\u30c7\u30fc\u30bf\u30d1\u30b9\u4fdd\u8b77\u306f\u3001SSD\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u306e\u88fd\u9020\u30d7\u30ed\u30bb\u30b9\u5fae\u7d30\u5316\u3057\u3001SSD\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u5185\u3067\u767a\u751f\u3059\u308b\u30a8\u30e9\u30fc\u3078\u306e\u5bfe\u5fdc\u304c\u91cd\u8981\u8996\u3055\u308c\u308b\u306b\u3057\u305f\u304c\u3044\u5b9f\u88c5\u3055\u308c\u306f\u3058\u3081\u305f\u6a5f\u80fd\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u3000\u79c1\u304c\u77e5\u308b\u9650\u308a\u3001E2E\u30c7\u30fc\u30bf\u30d1\u30b9\u4fdd\u8b77\u306e\u307b\u3046\u304c\u5f8c\u304b\u3089\u767b\u5834\u3057\u305f\u6a5f\u80fd\u3067\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u65e2\u5b58\u306eE2E\u30c7\u30fc\u30bf\u4fdd\u8b77\u3068\u533a\u5225\u3059\u308b\u305f\u3081\u306b&#8220;Path&#8221;\u3068\u3044\u30461\u8a9e\u3092\u8ffd\u52a0\u3057\u305f\u306e\u3060\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h3 id=\"outline__5_3\" class=\"wp-block-heading\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-cyan-blue-color\">\u30e1\u30ea\u30c3\u30c8\u3068\u30c7\u30e1\u30ea\u30c3\u30c8<\/mark><\/h3>\n\n\n\n<p>\u3000E2E\u30c7\u30fc\u30bf\u4fdd\u8b77\u3068E2E\u30c7\u30fc\u30bf\u30d1\u30b9\u4fdd\u8b77\u305d\u308c\u305e\u308c\u306e\u30e1\u30ea\u30c3\u30c8\u3068\u30c7\u30e1\u30ea\u30c3\u30c8\u306f\u307b\u307c\u8868\u88cf\u4e00\u4f53\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u3000E2E\u6a5f\u80fd\u306e\u30e1\u30ea\u30c3\u30c8\u3068\u30c7\u30e1\u30ea\u30c3\u30c8\u3092\u307e\u3068\u3081\u308b\u3068\u88683\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th><\/th><th><strong>E2E\u30c7\u30fc\u30bf\u4fdd\u8b77<\/strong><br>(End-to-End Data Protection)<\/th><th><strong>E2E\u30c7\u30fc\u30bf\u30d1\u30b9\u4fdd\u8b77<\/strong><br>(End-to-End Data Path Protection)<\/th><\/tr><\/thead><tbody><tr><td>\u30e1\u30ea\u30c3\u30c8<\/td><td>\u30fb\u30db\u30b9\u30c8\u30b9\u30c8\u30ec\u30fc\u30b8\u9593\u3082\u4fdd\u8b77\u53ef\u80fd<br>\u30fb\u6a5f\u80fd\u304c\u6a19\u6e96\u5316\u3055\u308c\u3066\u3044\u308b<\/td><td>\u30fb\u30db\u30b9\u30c8\u5074\u306f\u5bfe\u5fdc\u4e0d\u8981\uff08\u30b9\u30c8\u30ec\u30fc\u30b8\u5185\u3067\u5b8c\u7d50\uff09<br>\u30fb\u30db\u30b9\u30c8\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306b\u4f9d\u5b58\u3057\u306a\u3044<br>\u30fb\u5bfe\u5fdc\u88fd\u54c1\u306f\u591a\u3044<\/td><\/tr><tr><td>\u30c7\u30e1\u30ea\u30c3\u30c8<\/td><td>\u30fb\u30db\u30b9\u30c8\u3068\u30db\u30b9\u30c8\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3067\u8981\u5bfe\u5fdc<br>\u30fb\u5bfe\u5fdc\u88fd\u54c1\u304c\u5c11\u306a\u304f\u9ad8\u4fa1<\/td><td>\u30fb\u30db\u30b9\u30c8\u30b9\u30c8\u30ec\u30fc\u30b8\u9593\u306f\u4fdd\u8b77\u53ef\u80fd\u7bc4\u56f2\u5916<br>\u30fb\u6a5f\u80fd\u304c\u6a19\u6e96\u5316\u3055\u308c\u3066\u3044\u306a\u3044<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\"><em>\u88683\uff1aE2E\u6a5f\u80fd\u306e\u30e1\u30ea\u30c3\u30c8\u3068\u30c7\u30e1\u30ea\u30c3\u30c8<\/em><\/figcaption><\/figure>\n\n\n\n<p>\u3000E2E\u30c7\u30fc\u30bf\u4fdd\u8b77\u306f\u4fdd\u8b77\u53ef\u80fd\u7bc4\u56f2\u304c\u5e83\u3044\u4ee3\u308f\u308a\u306b\u30db\u30b9\u30c8\u3068\u30db\u30b9\u30c8\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306e\u5bfe\u5fdc\u3082\u5fc5\u8981\u3067\u3001\u5bfe\u5fdc\u88fd\u54c1\u3082\u5c11\u306a\u3044\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u3000E2E\u30c7\u30fc\u30bf\u4fdd\u8b77\u306b\u5bfe\u5fdc\u3057\u305f\u30db\u30b9\u30c8\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306fSCSI (SAS)\u3001NVMe\u7a0b\u5ea6\u306b\u9650\u3089\u308c\u308b\u305f\u3081\u3001\u5bfe\u5fdcSSD\u306fSAS SSD\u3084\u30cf\u30a4\u30a8\u30f3\u30c9NVMe SSD\u306e\u4e00\u90e8\u306a\u3069\u306b\u9650\u3089\u308c\u3066\u3044\u307e\u3059<sup>[1][2]<\/sup>\u3002<\/p>\n\n\n\n<p>\u3000\u4e00\u65b9\u3001E2E\u30c7\u30fc\u30bf\u30d1\u30b9\u4fdd\u8b77\u306f\u4fdd\u8b77\u53ef\u80fd\u7bc4\u56f2\u304c\u30b9\u30c8\u30ec\u30fc\u30b8\u5185\u306b\u3068\u3069\u307e\u308a\u307e\u3059\u304c\u305d\u306e\u5206\u30db\u30b9\u30c8\u306e\u5bfe\u5fdc\u306f\u4e0d\u8981\u3067\u5bfe\u5fdc\u88fd\u54c1\u3082\u6700\u8fd1\u306f\u591a\u3044\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u3000\u305d\u306e\u4ed6\u306b\u306f\u3001E2E\u30c7\u30fc\u30bf\u4fdd\u8b77\u306f\u6a5f\u80fd\u304c\u6a19\u6e96\u5316\u3055\u308c\u3066\u3044\u308b\u306e\u306b\u5bfe\u3057\u3001E2E\u30c7\u30fc\u30bf\u30d1\u30b9\u4fdd\u8b77\u306f\u6a5f\u80fd\u304c\u6a19\u6e96\u5316\u3055\u308c\u3066\u3044\u306a\u3044\u3053\u3068\u304c\u6319\u3052\u3089\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3000\u3057\u305f\u304c\u3063\u3066\u3001E2E\u30c7\u30fc\u30bf\u30d1\u30b9\u4fdd\u8b77\u306f\u3001\u305d\u306e\u6a5f\u80fd\u3084\u5b9f\u73fe\u65b9\u6cd5\u304c\u30e1\u30fc\u30ab\u30fc\u306b\u3088\u3063\u3066\u7570\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<a href=\"https:\/\/qiita.com\/ken-yossy\/items\/f7f458e41008eb224903#%E4%BF%9D%E8%AD%B7%E3%81%AE%E4%BB%95%E7%B5%84%E3%81%BF\"><\/a><\/p>\n\n\n\n<h2 id=\"outline__6\" class=\"wp-block-heading\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-cyan-blue-color\">\u4fdd\u8b77\u306e\u4ed5\u7d44\u307f<\/mark><\/h2>\n\n\n\n<p>\u3000\u305d\u308c\u3067\u306fE2E\u6a5f\u80fd\u306e\u5177\u4f53\u7684\u306a\u5185\u5bb9\u306b\u3064\u3044\u3066\u3054\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 id=\"outline__6_1\" class=\"wp-block-heading\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-cyan-blue-color\">\u3053\u306e\u6a5f\u80fd\u304c\u4fdd\u8b77\u3059\u308b\u30a8\u30e9\u30fc<\/mark><\/h3>\n\n\n\n<p>\u3000\u307e\u305a\u3001E2E\u6a5f\u80fd\u304c\u4fdd\u8b77\u3059\u308b\u30a8\u30e9\u30fc\u3092\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3000\u306a\u304a\u3001\u3053\u3053\u3067\u8aac\u660e\u3059\u308b\u30a8\u30e9\u30fc\u306f\u3042\u304f\u307e\u3067\u3082\u4f8b\u3067\u3059\u3002\u305d\u3057\u3066\u3001\u3053\u308c\u3089\u306e\u30a8\u30e9\u30fc\u306b\u5bfe\u3057\u3066\u306fSRAM\u3084DRAM\u306e\u8aa4\u308a\u8a02\u6b63\u6a5f\u69cb\u3092\u306f\u3058\u3081\u69d8\u3005\u306a\u5bfe\u7b56\u65b9\u6cd5\u304c\u5b58\u5728\u3057\u3001\u30e1\u30fc\u30ab\u30fc\u306f\u6c42\u3081\u3089\u308c\u308b\u4fe1\u983c\u6027\u3092\u6e80\u8db3\u3059\u308b\u3088\u3046\u3001\u4f7f\u7528\u3059\u308b\u90e8\u54c1\u306a\u3069\u306b\u5fdc\u3058\u3066\u5bfe\u7b56\u3092\u5165\u308c\u3066\u3001\u88fd\u54c1\u3092\u8a2d\u8a08\u30fb\u958b\u767a\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u3042\u3089\u304b\u3058\u3081\u8a18\u8f09\u3057\u3066\u304a\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3000\u30db\u30b9\u30c8\u304c\u30b9\u30c8\u30ec\u30fc\u30b8\u306b\u30c7\u30fc\u30bf\u3092\u66f8\u304d\u3053\u3080\u3068\u304d\u3001\u30b9\u30c8\u30ec\u30fc\u30b8\u306f\u56f32\u306e\u3088\u3046\u306a\u51e6\u7406\u3092\u884c\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p><\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-style-default\"><img decoding=\"async\" src=\"https:\/\/testhagisolcojp.gptw.net\/techblog\/wp-content\/uploads\/2024\/04\/e2e-write-normal-2-1024x435.png\" alt=\"\" class=\"wp-image-3747\"\/><figcaption class=\"wp-element-caption\"><em>\u56f32\uff1a\u901a\u5e38\u6642\u306e\u30e9\u30a4\u30c8\u51e6\u7406<\/em><\/figcaption><\/figure>\n\n\n\n<p>\u3000\u305d\u3057\u3066\u3001\u66f8\u304d\u8fbc\u3093\u3060\u30c7\u30fc\u30bf\u3092\u30db\u30b9\u30c8\u304c\u8aad\u307f\u51fa\u3059\u3068\u304d\u3001\u30b9\u30c8\u30ec\u30fc\u30b8\u306f\u56f33\u306e\u3088\u3046\u306a\u51e6\u7406\u3092\u884c\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p><\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-style-default\"><img decoding=\"async\" src=\"https:\/\/testhagisolcojp.gptw.net\/techblog\/wp-content\/uploads\/2024\/04\/e2e-read-normal-2-1024x550.png\" alt=\"\" class=\"wp-image-3750\"\/><figcaption class=\"wp-element-caption\"><em>\u56f33\uff1a\u901a\u5e38\u6642\u306e\u30ea\u30fc\u30c9\u51e6\u7406<\/em><\/figcaption><\/figure>\n\n\n\n<p>\u3000\u3053\u3053\u3067\u3001\u30e9\u30a4\u30c8\u6642\u306b\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u5185\u3067\u4f55\u3089\u304b\u306e\u7406\u7531\u3067\u30c7\u30fc\u30bf\u304c\u5316\u3051\u305f\u3068\u3057\u307e\u3059\u3002\u3059\u308b\u3068\u3001\u56f32\u3067\u793a\u3057\u305f\u51e6\u7406\u306f\u56f34\u306e\u3088\u3046\u306b\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p><\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-style-default\"><img decoding=\"async\" src=\"https:\/\/testhagisolcojp.gptw.net\/techblog\/wp-content\/uploads\/2024\/04\/e2e-write-with-error-2-1024x469.png\" alt=\"\" class=\"wp-image-3754\"\/><figcaption class=\"wp-element-caption\"><em>\u56f34\uff1a\u30c7\u30fc\u30bf\u304c\u5316\u3051\u305f\u3068\u304d\u306e\u30e9\u30a4\u30c8\u51e6\u7406<\/em><\/figcaption><\/figure>\n\n\n\n<p>\u3000\u56f34\u306e\u30a8\u30e9\u30fc\u767a\u751f\u4f4d\u7f6e\u306f\u3042\u304f\u307e\u3067\u4f8b\u3067\u3059\u3002\u3068\u306b\u304b\u304f\u56f34 (3)\u306e\u51e6\u7406\u306e\u524d\u306b\u30a8\u30e9\u30fc\uff08\u30c7\u30fc\u30bf\u5316\u3051\uff09\u304c\u767a\u751f\u3057\u3066\u305d\u306e\u30a8\u30e9\u30fc\u304c\u653e\u7f6e\u3055\u308c\u305f\u3068\u3044\u3046\u60f3\u5b9a\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u3000\u56f34\u306e\u3088\u3046\u306b\u30e1\u30c7\u30a3\u30a2\uff08\u4f8b\u3048\u3070NAND\u30d5\u30e9\u30c3\u30b7\u30e5\u30e1\u30e2\u30ea\uff09\u3067\u306e\u30a8\u30e9\u30fc\u3092\u691c\u51fa\u30fb\u8a02\u6b63\u3059\u308b\u305f\u3081\u306e\u8aa4\u308a\u8a02\u6b63\u7528\u30c7\u30fc\u30bf\uff08\u30d1\u30ea\u30c6\u30a3\uff09\u3092\u4f5c\u6210\u3059\u308b\u524d\u306b\u30c7\u30fc\u30bf\u304c\u5316\u3051\u3066\u3057\u307e\u3046\u3068\u3001\u5316\u3051\u305f\u30c7\u30fc\u30bf\u304b\u3089\u30d1\u30ea\u30c6\u30a3\u3092\u751f\u6210\u3057\u3066\u3057\u307e\u3044\u307e\u3059\u3002\u3064\u307e\u308a\u3001\u56f34\u306e(4)\u3067\u30e1\u30c7\u30a3\u30a2\u306b\u30e9\u30a4\u30c8\u3055\u308c\u308b\u306e\u306f\u3001\u5316\u3051\u305f\u30c7\u30fc\u30bf\u3068\u3001\u5316\u3051\u305f\u30c7\u30fc\u30bf\u7528\u306b\u4f5c\u6210\u3055\u308c\u305f\u30d1\u30ea\u30c6\u30a3\u3001\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3000\u3053\u306e\u305f\u3081\u3001\u56f34\u306e\u66f8\u304d\u8fbc\u307f\u306e\u5f8c\u306b\u56f33\u306e\u8aad\u307f\u51fa\u3057\u51e6\u7406\u3092\u3057\u305f\u5834\u5408\u3001\u56f33 (5)\u306e\u8aa4\u308a\u8a02\u6b63\u51e6\u7406\u306f\u56f34 (2&#8242;)\u3067\u751f\u3058\u305f\u30a8\u30e9\u30fc\u3092\u8a02\u6b63\u3067\u304d\u307e\u305b\u3093\u3002\u305d\u306e\u7d50\u679c\u3001\u56f33 (5)\u306e\u8aa4\u308a\u8a02\u6b63\u51e6\u7406\u3067\u8a02\u6b63\u306b\u6210\u529f\u3057\u3066\u3082\u8a02\u6b63\u7d50\u679c\u306f\u300c\u5316\u3051\u305f\u30c7\u30fc\u30bf\u300d\u3067\u3042\u308a\u3001\u30b9\u30c8\u30ec\u30fc\u30b8\u304b\u3089\u30db\u30b9\u30c8\u3078\u8ee2\u9001\u3055\u308c\u305f\u30c7\u30fc\u30bf\u306f\u300c\u5316\u3051\u305f\u30c7\u30fc\u30bf\u300d\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3000\u300c\u30db\u30b9\u30c8\u304b\u3089\u66f8\u304d\u8fbc\u307e\u308c\u305f\u30c7\u30fc\u30bf\u3092\u30db\u30b9\u30c8\u304b\u3089\u6b63\u3057\u304f\u8aad\u307f\u51fa\u305b\u308b\u3053\u3068\u300d\u304c\u6e80\u305f\u3055\u308c\u306a\u3044\u30b1\u30fc\u30b9\u306f\u3001\u56f34\u306e\u30b1\u30fc\u30b9\u4ee5\u5916\u306b\u56f35\u306e\u3088\u3046\u306a\u30b1\u30fc\u30b9\u3082\u8003\u3048\u3089\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p><\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-style-default\"><img decoding=\"async\" src=\"https:\/\/testhagisolcojp.gptw.net\/techblog\/wp-content\/uploads\/2024\/04\/e2e-lba-mismatch-2-1024x550.png\" alt=\"\" class=\"wp-image-3757\"\/><figcaption class=\"wp-element-caption\"><em>\u56f35\uff1a\u30ea\u30fc\u30c9\u51e6\u7406\u3067\u306e\u30c7\u30fc\u30bf\u53d6\u308a\u9055\u3048<\/em><\/figcaption><\/figure>\n\n\n\n<p>\u3000\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u3067\u306f\u3001\u30db\u30b9\u30c8\u304b\u3089\u8981\u6c42\u3055\u308c\u305f\u30c7\u30fc\u30bf\uff08\u6700\u65b0\u30c7\u30fc\u30bf\uff09\u304c\u8a18\u9332\u3055\u308c\u3066\u3044\u308b\u30e1\u30c7\u30a3\u30a2\u4e0a\u306e\u4f4d\u7f6e\u3092\u8abf\u3079\u3001\u5224\u660e\u3057\u305f\u5834\u6240\u304b\u3089\u30c7\u30fc\u30bf\u3092\u8aad\u307f\u51fa\u3057\u307e\u3059\u3002\u3053\u306e\u300c\u30e1\u30c7\u30a3\u30a2\u4e0a\u306e\u4f4d\u7f6e\u300d\u3092\u8abf\u3079\u308b\u969b\u306b\u4f55\u3089\u304b\u306e\u7406\u7531\u3067\u7570\u306a\u308b\u5834\u6240\u3060\u3068\u5224\u65ad\u3057\u3066\u3057\u307e\u3046\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3000\u3059\u308b\u3068\u3001\u305d\u306e\u300c\u9593\u9055\u3063\u305f\u5834\u6240\u300d\u304b\u3089\u8aad\u307f\u51fa\u3057\u305f\u30c7\u30fc\u30bf\u3092\u30db\u30b9\u30c8\u3078\u8ee2\u9001\u3057\u3066\u3057\u307e\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3000\u3053\u306e\u56f34\u3084\u56f35\u306e\u3088\u3046\u306a\u30a8\u30e9\u30fc\u306b\u3088\u308a\u300c\u30db\u30b9\u30c8\u306b\u9593\u9055\u3063\u305f\u30c7\u30fc\u30bf\u3092\u8fd4\u3057\u3066\u3057\u307e\u3046\u3053\u3068\u300d\u3092\u9632\u3050\u65b9\u6cd5\u306e\u3072\u3068\u3064\u304cE2E\u6a5f\u80fd\u3067\u3059\u3002\u30a8\u30e9\u30fc\u306e\u767a\u751f\u3092\u9632\u3050\u306e\u3067\u306f\u306a\u304f\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u3066\u3082\u691c\u51fa\u53ef\u80fd\u306b\u3059\u308b\u3068\u3044\u3046\u3053\u3068\u304c\u30dd\u30a4\u30f3\u30c8\u3067\u3059\u3002<\/p>\n\n\n\n<h3 id=\"outline__6_2\" class=\"wp-block-heading\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-cyan-blue-color\">E2E\u30c7\u30fc\u30bf\u4fdd\u8b77(End-to-End Data Protection)\u3068\u306f<\/mark><\/h3>\n\n\n\n<p>\u3000E2E\u30c7\u30fc\u30bf\u4fdd\u8b77\u306f\u3001\u30db\u30b9\u30c8\u3068\u30b9\u30c8\u30ec\u30fc\u30b8\u304c\u5354\u529b\u3057\u3066\u4e0a\u8a18\u306e\u3088\u3046\u306a\u30a8\u30e9\u30fc\u306b\u5bfe\u5fdc\u3059\u308b\u65b9\u6cd5\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u3000\u3068\u3044\u3046\u306e\u3082\u3001E2E\u30c7\u30fc\u30bf\u4fdd\u8b77\u306f\u30db\u30b9\u30c8\u304c\u5225\u9014\u4f5c\u6210\u3057\u305f\u4ed8\u52a0\u30c7\u30fc\u30bf\uff08\u30e1\u30bf\u30c7\u30fc\u30bf\uff09\u3092\u7528\u3044\u308b\u65b9\u6cd5\u3060\u304b\u3089\u3067\u3059\u3002\u5177\u4f53\u7684\u306b\u306f\u3001\u56f36\u306e\u3088\u3046\u306a\u52d5\u4f5c\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p><\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-style-default\"><img decoding=\"async\" src=\"https:\/\/testhagisolcojp.gptw.net\/techblog\/wp-content\/uploads\/2024\/04\/basic-of-e2e-2-1024x437.png\" alt=\"\" class=\"wp-image-3762\"\/><figcaption class=\"wp-element-caption\"><em>\u56f36\uff1aE2E\u30c7\u30fc\u30bf\u4fdd\u8b77\u306e\u57fa\u672c\u7684\u306a\u4ed5\u7d44\u307f<\/em><\/figcaption><\/figure>\n\n\n\n<p>\u3000\u30db\u30b9\u30c8\u306f\u3001\u30b9\u30c8\u30ec\u30fc\u30b8\u306b\u30c7\u30fc\u30bf\u3092\u30e9\u30a4\u30c8\u3059\u308b\u969b\u306b\u3001\u30c7\u30fc\u30bf\uff08512\u30d0\u30a4\u30c8\u30844096\u30d0\u30a4\u30c8\uff09\u306b\u5bfe\u5fdc\u3057\u305fProtection Information (PI)\u3068\u547c\u3070\u308c\u308b\u30e1\u30bf\u30c7\u30fc\u30bf\u3092\u30b9\u30c8\u30ec\u30fc\u30b8\u306b\u9001\u308a\u307e\u3059\u3002\u305d\u3057\u3066\u3001\u30b9\u30c8\u30ec\u30fc\u30b8\u304b\u3089\u30c7\u30fc\u30bf\u3092\u30ea\u30fc\u30c9\u3059\u308b\u969b\u306b\u3001\u30e9\u30a4\u30c8\u6642\u306b\u9001\u3063\u305f\u30e1\u30bf\u30c7\u30fc\u30bf\u3082\u53d7\u9818\u3057\u3001\u305d\u306e\u30e1\u30bf\u30c7\u30fc\u30bf\u304c\u6b63\u3057\u3044\u3053\u3068\uff08\u4f8b\uff1a\u30e9\u30a4\u30c8\u6642\u306e\u30e1\u30bf\u30c7\u30fc\u30bf\u3068\u4e00\u81f4\u3059\u308b\u3053\u3068\uff09\u3092\u691c\u67fb\u3059\u308b\u3053\u3068\u3067\u53d7\u9818\u3057\u305f\u30c7\u30fc\u30bf\u304c\u6b63\u3057\u3044\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b\u3001\u3068\u3044\u3046\u4ed5\u7d44\u307f\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u3000\u3053\u306eProtection Information\u306e\u5185\u5bb9\u306f\u3001\u4ed5\u69d8\u3067\u88684\u306e\u3088\u3046\u306b\u898f\u5b9a\u3055\u308c\u3066\u3044\u307e\u3059<sup>[3][4]<\/sup>\u3002<\/p>\n\n\n\n<p><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>\u540d\u79f0<\/th><th>\u30b5\u30a4\u30ba<\/th><th>\u5185\u5bb9<\/th><\/tr><\/thead><tbody><tr><td>Guard<\/td><td>2\u30d0\u30a4\u30c8<\/td><td>\u30c7\u30fc\u30bf\u90e8\u5206\u304b\u3089\u8a08\u7b97\u3057\u305fCRC16<\/td><\/tr><tr><td>Application Tag<\/td><td>2\u30d0\u30a4\u30c8<\/td><td>\u30db\u30b9\u30c8\uff08Host Bus Adapter (HBA)\u3092\u542b\u3080\uff09\u304c\u81ea\u7531\u306b\u4f7f\u3048\u308b\u30d5\u30a3\u30fc\u30eb\u30c9<\/td><\/tr><tr><td>Reference Tag<\/td><td>4\u30d0\u30a4\u30c8<\/td><td>\u30c7\u30fc\u30bf\u306b\u5bfe\u5fdc\u3059\u308bLBA (Logical Block Address)\u76f8\u5f53\u306e\u5024<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\"><em>\u88684\uff1aProtection Information\u306e\u5185\u5bb9<\/em><\/figcaption><\/figure>\n\n\n\n<p>\u3000E2E\u30c7\u30fc\u30bf\u4fdd\u8b77\u3068\u3044\u3046\u540d\u79f0\u306fNVMe\u4ed5\u69d8\u3067\u4f7f\u308f\u308c\u3066\u3044\u308b\u3082\u306e\u3067\u3059\u304c\u3001\u305d\u306e\u6a5f\u80fd\u306fSCSI\u306e\u6a5f\u80fd\u3092\u30d9\u30fc\u30b9\u306b\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306f\u3001NVMe\u306e\u4ed5\u69d8\u304cSCSI\u306e\u5f71\u97ff\u3092\u5927\u304d\u304f\u53d7\u3051\u3066\u304a\u308a\u3001SCSI\u306eProtection Information\u306e\u4ed5\u69d8\u3092\u307b\u307c\u305d\u306e\u307e\u307e\u53d6\u308a\u8fbc\u3093\u3060\u7d50\u679c\u3067\u3059\u3002<\/p>\n\n\n\n<h4 id=\"outline__6_2_1\" class=\"wp-block-heading\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-cyan-blue-color\">\u30a8\u30e9\u30fc\u691c\u51fa\u306e\u4ed5\u7d44\u307f<\/mark><\/h4>\n\n\n\n<p>\u3000\u3053\u306eProtection Information\u3092\u4f7f\u3046\u3053\u3068\u3067\u3001\u56f34\u3084\u56f35\u3067\u793a\u3057\u305f\u30a8\u30e9\u30fc\u3092\u691c\u51fa\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3000\u307e\u305a\u3001\u56f34\u3067\u793a\u3057\u305f\u73fe\u8c61\u306e\u3088\u3046\u306b\u3001\u4f55\u3089\u304b\u306e\u7406\u7531\u3067\u5316\u3051\u305f\u30c7\u30fc\u30bf\u304c\u30e1\u30c7\u30a3\u30a2\u306b\u66f8\u304d\u8fbc\u307e\u308c\u3066\u3057\u307e\u3044\u3001\u30ea\u30fc\u30c9\u6642\u306b\u305d\u306e\u30c7\u30fc\u30bf\u304c\u8aad\u307f\u51fa\u3055\u308c\u3066\u30db\u30b9\u30c8\u306b\u8ee2\u9001\u3055\u308c\u305f\u5834\u5408\u3067\u3059\u3002<\/p>\n\n\n\n<p><\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-style-default\"><img decoding=\"async\" src=\"https:\/\/testhagisolcojp.gptw.net\/techblog\/wp-content\/uploads\/2024\/04\/e2e-check-with-gurad-field-2-1024x555.png\" alt=\"\" class=\"wp-image-3769\"\/><figcaption class=\"wp-element-caption\"><em>\u56f37\uff1aProtection Information\u306e\u30c1\u30a7\u30c3\u30af\u3067\u30c7\u30fc\u30bf\u5316\u3051\u3092\u691c\u51fa\u3059\u308b\u4f8b<\/em><\/figcaption><\/figure>\n\n\n\n<p>\u3000\u3053\u306e\u5834\u5408\u3001\u56f37\u306e\u3088\u3046\u306b\u3001\u30b9\u30c8\u30ec\u30fc\u30b8\u304b\u3089\u30c7\u30fc\u30bf\uff08\u5316\u3051\u305f\u30c7\u30fc\u30bf\uff09\u3092\u53d7\u9818\u3057\u305f\u30db\u30b9\u30c8\u304c\u3001\u53d7\u9818\u3057\u305f\u30c7\u30fc\u30bf\uff08Protection Information\u3092\u9664\u304f\uff09\u304b\u3089\u8a08\u7b97\u3057\u305fCRC16\u306e\u5024\u3068\u3001Protection Information\u5185\u306eGuard\u30d5\u30a3\u30fc\u30eb\u30c9\u306e\u5024\u3092\u6bd4\u8f03\u3059\u308b\u3053\u3068\u3067\u3001\u30c7\u30fc\u30bf\u304c\u5316\u3051\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u3092\u691c\u67fb\u3067\u304d\u307e\u3059\uff08\u56f37 (8)\uff09\u3002<\/p>\n\n\n\n<p>\u3000\u6b21\u306b\u3001\u56f35\u3067\u793a\u3057\u305f\u73fe\u8c61\u306e\u3088\u3046\u306b\u3001\u4f55\u3089\u304b\u306e\u7406\u7531\u3067\u30b9\u30c8\u30ec\u30fc\u30b8\u304c\u30db\u30b9\u30c8\u306e\u8981\u6c42\u3057\u305fLBA\u3067\u306f\u306a\u3044LBA\u306e\u30c7\u30fc\u30bf\u3092\u8aad\u307f\u51fa\u3057\u3066\u30db\u30b9\u30c8\u306b\u8ee2\u9001\u3057\u305f\u5834\u5408\u3067\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-style-default\"><img decoding=\"async\" src=\"https:\/\/testhagisolcojp.gptw.net\/techblog\/wp-content\/uploads\/2024\/04\/e2e-check-with-ref-field-4-1024x591.png\" alt=\"\" class=\"wp-image-3771\"\/><figcaption class=\"wp-element-caption\"><em>\u56f38\uff1aProtection Information\u306e\u30c1\u30a7\u30c3\u30af\u3067\u30c7\u30fc\u30bf\u53d6\u308a\u9055\u3048\u3092\u691c\u51fa\u3059\u308b\u4f8b<\/em><\/figcaption><\/figure>\n\n\n\n<p>\u3000\u3053\u306e\u5834\u5408\u3001\u56f38\u306e\u3088\u3046\u306b\u3001\u30b9\u30c8\u30ec\u30fc\u30b8\u304b\u3089\u30c7\u30fc\u30bf\uff08\u8981\u6c42\u3057\u305fLBA\u3068\u306f\u7570\u306a\u308bLBA\u306e\u30c7\u30fc\u30bf\uff09\u3092\u53d7\u9818\u3057\u305f\u30db\u30b9\u30c8\u304c\u3001\u81ea\u5206\u304c\u30c7\u30fc\u30bf\u3092\u8981\u6c42\u3057\u305fLBA\u3068\u53d7\u9818\u3057\u305f\u30c7\u30fc\u30bf\u306eProtection Information\u5185\u306eReference Tag\u30d5\u30a3\u30fc\u30eb\u30c9\u306e\u5024\u3092\u6bd4\u8f03\u3059\u308b\u3053\u3068\u3067\u3001\u30c7\u30fc\u30bf\u304c\u53d6\u308a\u9055\u3048\u3089\u308c\u3066\u3044\u306a\u3044\u304b\u3069\u3046\u304b\u3092\u691c\u67fb\u3067\u304d\u307e\u3059\uff08\u56f38 (7)\uff09\u3002<\/p>\n\n\n\n<p>\u3000\u3053\u306e\u3088\u3046\u306b\u3001Protection Information\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u30b9\u30c8\u30ec\u30fc\u30b8\u5185\u3067\u767a\u751f\u3057\u5f97\u308b\u3044\u304f\u3064\u304b\u306e\u30a8\u30e9\u30fc\u3092\u691c\u51fa\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3000\u306a\u304a\u3001\u3053\u3053\u3067\u306f\u7701\u7565\u3057\u307e\u3059\u304c\u3001\u3053\u306eProtection Information\u3092\u5229\u7528\u3057\u3066\u30b9\u30c8\u30ec\u30fc\u30b8\u5185\u3067\u30a8\u30e9\u30fc\u30c1\u30a7\u30c3\u30af\u3092\u884c\u3046\u65b9\u6cd5\u3082\u3042\u308a\u307e\u3059\u3002\u30b9\u30c8\u30ec\u30fc\u30b8\u5185\u3067\u3053\u307e\u3081\u306b\u30a8\u30e9\u30fc\u30c1\u30a7\u30c3\u30af\u3092\u884c\u3046\u3068\u3001\u30a8\u30e9\u30fc\u767a\u751f\u5834\u6240\u306e\u7d5e\u308a\u8fbc\u307f\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h4 id=\"outline__6_2_2\" class=\"wp-block-heading\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-cyan-blue-color\">\u30b9\u30c8\u30ec\u30fc\u30b8\u304c\u5bfe\u5fdc\u3057\u3066\u3044\u308b\u304b\u5224\u65ad\u3059\u308b\u65b9\u6cd5<\/mark><\/h4>\n\n\n\n<p>\u3000\u30b9\u30c8\u30ec\u30fc\u30b8\u304c\u3053\u306eE2E\u30c7\u30fc\u30bf\u4fdd\u8b77\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u3092\u30b9\u30da\u30c3\u30af\uff08\u4ed5\u69d8\uff09\u3067\u5224\u65ad\u3059\u308b\u306b\u306f\u3001Protection Information\u3078\u306e\u5bfe\u5fdc\u304c\u8a18\u8f09\u3055\u308c\u3066\u3044\u308b\u304b\u3001&#8220;T10 DIF&#8221;\u3084&#8220;DIX&#8221;\u3078\u306e\u5bfe\u5fdc\u304c\u8a18\u8f09\u3055\u308c\u3066\u3044\u308b\u304b\u3001\u305d\u3057\u3066520\u30d0\u30a4\u30c8\u30844104\u30d0\u30a4\u30c8\u306a\u3069\u306e\u30bb\u30af\u30bf\u9577\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u308b\u304b\u3001\u306a\u3069\u306e\u65b9\u6cd5\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3000DIF (Data Integrity Field)\u3068DIX (Data Integrity eXtensions)\u306f\u3069\u3061\u3089\u3082\u3001\u30db\u30b9\u30c8\u304cProtection Information\u3092\u4f5c\u6210\u3057\u3066\u30b9\u30c8\u30ec\u30fc\u30b8\u306b\u9001\u308b\u65b9\u6cd5\u3001\u305d\u3057\u3066\u30b9\u30c8\u30ec\u30fc\u30b8\u304b\u3089\u53d7\u3051\u53d6\u3063\u305fProtection Information\u3092\u30c1\u30a7\u30c3\u30af\u3059\u308b\u65b9\u6cd5\u3067\u3059<sup>[5]<\/sup>\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u30b9\u30c8\u30ec\u30fc\u30b8\u304cDIF\u3082\u3057\u304f\u306fDIX\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u308c\u3070\u3001\u305d\u306e\u30b9\u30c8\u30ec\u30fc\u30b8\u304cE2E\u30c7\u30fc\u30bf\u4fdd\u8b77\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u308b\u3068\u8a00\u3048\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3000520\u30d0\u30a4\u30c8\u30844104\u30d0\u30a4\u30c8\u3068\u3044\u3046\u30bb\u30af\u30bf\u9577\u306f\u3001\u5b9f\u306f\u300c512\u30d0\u30a4\u30c8\uff0b8\u30d0\u30a4\u30c8\u300d\u3084\u300c4096\u30d0\u30a4\u30c8\uff0b8\u30d0\u30a4\u30c8\u300d\u306e\u3053\u3068\u3092\u6307\u3057\u3001\u3053\u306e\u300c8\u30d0\u30a4\u30c8\u300d\u304cProtection Information\u306e\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002\u3064\u307e\u308a\u3001\u30b9\u30c8\u30ec\u30fc\u30b8\u304c\u3053\u306e520\u30d0\u30a4\u30c8\u30844104\u30d0\u30a4\u30c8\u306a\u3069\u306e\u4e2d\u9014\u534a\u7aef\u306a\u30bb\u30af\u30bf\u9577\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u305f\u3089\u3001\u305d\u308c\u306fProtection Information\u306e\u30b5\u30dd\u30fc\u30c8\u3092\u610f\u5473\u3057\u3001E2E\u30c7\u30fc\u30bf\u4fdd\u8b77\u306e\u30b5\u30dd\u30fc\u30c8\u3092\u610f\u5473\u3057\u307e\u3059\u3002\u306a\u304a\u3001520\u30d0\u30a4\u30c8\u30844104\u30d0\u30a4\u30c8\u306e\u4ed6\u306b\u3082\u3001528\u30d0\u30a4\u30c8\uff08512\u30d0\u30a4\u30c8\uff0b8\u30d0\u30a4\u30c8\uff0b8\u30d0\u30a4\u30c8\uff09\u30844112\u30d0\u30a4\u30c8\uff084096\u30d0\u30a4\u30c8\uff0b8\u30d0\u30a4\u30c8\uff0b8\u30d0\u30a4\u30c8\uff09\u306a\u3069\u306e\u30d0\u30ea\u30a8\u30fc\u30b7\u30e7\u30f3\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 id=\"outline__6_3\" class=\"wp-block-heading\"><a href=\"https:\/\/qiita.com\/ken-yossy\/items\/f7f458e41008eb224903#end-to-end-data-path-protection%E3%81%A8%E3%81%AF\"><\/a><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-cyan-blue-color\">E2E\u30c7\u30fc\u30bf\u30d1\u30b9\u4fdd\u8b77(End-to-End Data Path Protection)\u3068\u306f<\/mark><\/h3>\n\n\n\n<p>\u3000E2E\u30c7\u30fc\u30bf\u30d1\u30b9\u4fdd\u8b77\u306f\u30b9\u30c8\u30ec\u30fc\u30b8\u306b\u9589\u3058\u305f\u4ed5\u7d44\u307f\u3067\u3001\u524d\u534a\u306b\u8aac\u660e\u3057\u305f\u901a\u308a\u6a19\u6e96\u5316\u3055\u308c\u305f\u6a5f\u80fd\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<p>\u3000\u3064\u307e\u308a\u3001SSD\u306e\u30ab\u30bf\u30ed\u30b0\uff08\u4ed5\u69d8\uff09\u306b\u300cE2E\u30c7\u30fc\u30bf\u30d1\u30b9\u4fdd\u8b77\u5bfe\u5fdc\u300d\u3068\u66f8\u304b\u308c\u3066\u3044\u3066\u3082\u3001\u30e1\u30fc\u30ab\u30fc\u3054\u3068\u306b\u6a5f\u80fd\uff08\u4f55\u304c\u3067\u304d\u308b\u306e\u304b\uff09\u3084\u5b9f\u73fe\u65b9\u6cd5\uff08\u4ed5\u7d44\u307f\uff09\u304c\u7570\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3000\u3057\u305f\u304c\u3063\u3066\u3001\u3053\u3053\u3067\u300cE2E\u30c7\u30fc\u30bf\u30d1\u30b9\u4fdd\u8b77\u3068\u306f\uff5e\uff5e\u3068\u3044\u3046\u52d5\u4f5c\u3067\u3059\u300d\u3068\u306f\u8aac\u660e\u3067\u304d\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<h4 id=\"outline__6_3_1\" class=\"wp-block-heading\"><a href=\"https:\/\/qiita.com\/ken-yossy\/items\/f7f458e41008eb224903#%E3%82%A8%E3%83%A9%E3%83%BC%E6%A4%9C%E5%87%BA%E3%81%AE%E4%BB%95%E7%B5%84%E3%81%BF-1\"><\/a><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-cyan-blue-color\">\u30a8\u30e9\u30fc\u691c\u51fa\u306e\u4ed5\u7d44\u307f<\/mark><\/h4>\n\n\n\n<p>\u3000\u300cE2E\u30c7\u30fc\u30bf\u30d1\u30b9\u4fdd\u8b77\u3068\u306f\uff5e\uff5e\u3068\u3044\u3046\u52d5\u4f5c\u3067\u3059\u300d\u3068\u306f\u8aac\u660e\u3067\u304d\u307e\u305b\u3093\u304c\u3001\u56f34\u3084\u56f35\u3067\u793a\u3057\u305f\u30a8\u30e9\u30fc\u3092\u691c\u51fa\u3059\u308b\u305f\u3081\u306e\u4ed5\u7d44\u307f\u3068\u3057\u3066\u306eE2E\u30c7\u30fc\u30bf\u30d1\u30b9\u4fdd\u8b77\u306e\u4f8b\u3092\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3000\u305d\u308c\u306f\u3001Protection Information\u306eGuard\u30d5\u30a3\u30fc\u30eb\u30c9\u306e\u3088\u3046\u306b\u30c7\u30fc\u30bf\u304b\u3089\u8a08\u7b97\u3057\u305f\u30c0\u30a4\u30b8\u30a7\u30b9\u30c8\uff08CRC\u306a\u3069\uff09\u3092\u4f7f\u3046\u65b9\u6cd5\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u3000\u307e\u305a\u3001\u56f34\u3067\u793a\u3057\u305f\u73fe\u8c61\u306e\u3088\u3046\u306b\u3001\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u5185\u3067\u4f55\u3089\u304b\u306e\u7406\u7531\u3067\u5316\u3051\u305f\u30c7\u30fc\u30bf\u304c\u30e1\u30c7\u30a3\u30a2\u306b\u66f8\u304d\u8fbc\u307e\u308c\u305d\u3046\u306b\u306a\u3063\u305f\u5834\u5408\u3067\u3059\u3002<\/p>\n\n\n\n<p><\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-style-default\"><img decoding=\"async\" src=\"https:\/\/testhagisolcojp.gptw.net\/techblog\/wp-content\/uploads\/2024\/04\/e2e-dpp-crc-check-2-1024x489.png\" alt=\"\" class=\"wp-image-3775\"\/><figcaption class=\"wp-element-caption\"><em>\u56f39\uff1a\u30c7\u30fc\u30bf\u5316\u3051\u3092\u691c\u51fa\u3059\u308bE2E\u30c7\u30fc\u30bf\u30d1\u30b9\u4fdd\u8b77\u306e\u4ed5\u7d44\u307f\u306e\u4f8b<\/em><\/figcaption><\/figure>\n\n\n\n<p>\u3000\u3053\u306e\u5834\u5408\u3001\u56f39\u306e\u3088\u3046\u306b\u3001\u30b9\u30c8\u30ec\u30fc\u30b8\u306f\u3001\u30db\u30b9\u30c8\u304b\u3089\u30c7\u30fc\u30bf\u3092\u53d7\u9818\u3059\u308b\u3068\u3059\u3050\u306b\u305d\u306e\u30c7\u30fc\u30bf\uff08\u5316\u3051\u3066\u3044\u306a\u3044\u30c7\u30fc\u30bf\uff09\u304b\u3089\u30c0\u30a4\u30b8\u30a7\u30b9\u30c8\uff08CRC\u306a\u3069\uff09\u3092\u8a08\u7b97\u3057\u307e\u3059\uff08\u56f39 (1&#8242;)\uff09\u3002<\/p>\n\n\n\n<p>\u3000\u305d\u3057\u3066\u3001\u5c11\u306a\u304f\u3068\u3082\u30e1\u30c7\u30a3\u30a2\uff08\u4f8b\uff1aNAND\u30d5\u30e9\u30c3\u30b7\u30e5\u30e1\u30e2\u30ea\uff09\u306e\u30a8\u30e9\u30fc\u306b\u5bfe\u5fdc\u3059\u308b\u305f\u3081\u306e\u8aa4\u308a\u8a02\u6b63\u7528\u30c7\u30fc\u30bf\uff08\u30d1\u30ea\u30c6\u30a3\uff09\u3092\u8a08\u7b97\u3059\u308b\u76f4\u524d\u306b\u3001\u30d1\u30ea\u30c6\u30a3\u306e\u8a08\u7b97\u306b\u4f7f\u7528\u3059\u308b\u30c7\u30fc\u30bf\u304b\u3089\u518d\u5ea6\u30c0\u30a4\u30b8\u30a7\u30b9\u30c8\u3092\u8a08\u7b97\u3057\uff08\u56f39 (3)\uff09\u3001\u30db\u30b9\u30c8\u304b\u3089\u30c7\u30fc\u30bf\u3092\u53d7\u9818\u3057\u305f\u6642\u306b\u8a08\u7b97\u3057\u305f\u30c0\u30a4\u30b8\u30a7\u30b9\u30c8\uff08\u56f39 (1&#8242;)\uff09\u3068\u6bd4\u8f03\u3057\u307e\u3059\u3002\u4f55\u3089\u304b\u306e\u7406\u7531\u3067\u30c7\u30fc\u30bf\u5316\u3051\u304c\u767a\u751f\u3057\u305f\u5834\u5408\uff08\u56f39 (2&#8242;)\uff09\u306f\u3053\u306e2\u3064\u306e\u30c0\u30a4\u30b8\u30a7\u30b9\u30c8\u304c\u4e00\u81f4\u3057\u306a\u3044\u306e\u3067\u3001\u30c7\u30fc\u30bf\u5316\u3051\u3092\u691c\u51fa\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3000\u6b21\u306b\u3001\u56f35\u3067\u793a\u3057\u305f\u73fe\u8c61\u306e\u3088\u3046\u306b\u3001\u4f55\u3089\u304b\u306e\u7406\u7531\u3067\u30b9\u30c8\u30ec\u30fc\u30b8\u304c\u30db\u30b9\u30c8\u306e\u8981\u6c42\u3057\u305fLBA\u3067\u306f\u306a\u3044LBA\u306e\u30c7\u30fc\u30bf\u3092\u8aad\u307f\u51fa\u3057\u305f\u5834\u5408\u3067\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-style-default\"><img decoding=\"async\" src=\"https:\/\/testhagisolcojp.gptw.net\/techblog\/wp-content\/uploads\/2024\/04\/e2e-dpp-lba-check-2-1024x516.png\" alt=\"\" class=\"wp-image-3778\"\/><figcaption class=\"wp-element-caption\"><em>\u56f310\uff1a\u30c7\u30fc\u30bf\u53d6\u308a\u9055\u3048\u3092\u691c\u51fa\u3059\u308bE2E\u30c7\u30fc\u30bf\u30d1\u30b9\u4fdd\u8b77\u306e\u4f8b<\/em><\/figcaption><\/figure>\n\n\n\n<p>\u3000\u3053\u306e\u5834\u5408\u3001\u56f310\u306e\u3088\u3046\u306b\u3001\u8aad\u307f\u51fa\u3057\u305f\u30c7\u30fc\u30bf\u3092\u30db\u30b9\u30c8\u306b\u8ee2\u9001\u3059\u308b\u76f4\u524d\uff08\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u304b\u3089\u96e2\u308c\u308b\u76f4\u524d\uff09\u306b\u3001\u8ee2\u9001\u3057\u3088\u3046\u3068\u3057\u3066\u3044\u308b\u30c7\u30fc\u30bf\u306e\u30c0\u30a4\u30b8\u30a7\u30b9\u30c8\u3092\u8a08\u7b97\u3057\u307e\u3059\uff08\u56f310 (6)\uff09\u3002\u3053\u306e\u6642\u3001\u30db\u30b9\u30c8\u304b\u3089\u8981\u6c42\u3055\u308c\u305fLBA\u3092\u30c0\u30a4\u30b8\u30a7\u30b9\u30c8\u306e\u8a08\u7b97\u5bfe\u8c61\u306b\u52a0\u3048\u307e\u3059\u3002\u56f39 (1&#8242;)\u3067\u30c7\u30fc\u30bf\u30e9\u30a4\u30c8\u6642\u306b\u30c0\u30a4\u30b8\u30a7\u30b9\u30c8\u3092\u8a08\u7b97\u3059\u308b\u969b\u306b\u540c\u3058\u304f\u30db\u30b9\u30c8\u304b\u3089\u6307\u793a\u3055\u308c\u305fLBA\u3092\u8a08\u7b97\u5bfe\u8c61\u306b\u52a0\u3048\u3066\u304a\u304f\u3053\u3068\u3067\u3001\u56f310 (6)\u3067\u30c0\u30a4\u30b8\u30a7\u30b9\u30c8\u304c\u4e00\u81f4\u3057\u306a\u3044\u5834\u5408\u3001LBA\u306e\u4e0d\u4e00\u81f4\u3064\u307e\u308a\u30c7\u30fc\u30bf\u306e\u53d6\u308a\u9055\u3048\u304c\u767a\u751f\u3057\u305f\u53ef\u80fd\u6027\u3092\u691c\u51fa\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3000E2\u30c7\u30fc\u30bf\u30d1\u30b9\u4fdd\u8b77\u306e\u6a5f\u80fd\u3068\u5b9f\u73fe\u65b9\u6cd5\u3068\u3057\u3066\u306f\u3001\u3053\u306e\u3088\u3046\u306aE2\u30c7\u30fc\u30bf\u30d1\u30b9\u4fdd\u8b77\u3068\u4f3c\u305f\u6a5f\u80fd\u3068\u5b9f\u73fe\u65b9\u6cd5\u304c\u8003\u3048\u3089\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3000\u3044\u305a\u308c\u306b\u3057\u3066\u3082\u3001E2E\u30c7\u30fc\u30bf\u30d1\u30b9\u4fdd\u8b77\u306f\u6a19\u6e96\u5316\u3055\u308c\u305f\u6a5f\u80fd\u3067\u306f\u306a\u304f\u3001\u30e1\u30fc\u30ab\u30fc\u3054\u3068\u306b\u6a5f\u80fd\u3084\u4ed5\u7d44\u307f\u304c\u7570\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u305f\u3081\u3001\u6a5f\u80fd\u306e\u5185\u5bb9\u3084\u4ed5\u7d44\u307f\u3092\u30e1\u30fc\u30ab\u30fc\u306b\u78ba\u8a8d\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<a href=\"https:\/\/qiita.com\/ken-yossy\/items\/f7f458e41008eb224903#%E3%81%BE%E3%81%A8%E3%82%81-1\"><\/a><\/p>\n\n\n\n<h2 id=\"outline__7\" class=\"wp-block-heading\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-cyan-blue-color\">\u304a\u308f\u308a\u306b<\/mark><\/h2>\n\n\n\n<p>\u3000\u4eca\u56de\u306f\u3001SSD\u306e\u30b9\u30da\u30c3\u30af\uff08\u4ed5\u69d8\uff09\u306b\u8a18\u8f09\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u304c\u3042\u308bE2E\u30c7\u30fc\u30bf\u4fdd\u8b77(End-to-End Data Protection)\u3068E2E\u30c7\u30fc\u30bf\u30d1\u30b9\u4fdd\u8b77(End-to-End Data Path Protection)\u306e\u9055\u3044\u3092\u8aac\u660e\u3057\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p>\u3000\u3069\u3061\u3089\u306e\u65b9\u6cd5\u3082\u30b9\u30c8\u30ec\u30fc\u30b8\u306e\u4fe1\u983c\u6027\uff08\u30c7\u30fc\u30bf\u30a4\u30f3\u30c6\u30b0\u30ea\u30c6\u30a3\uff09\u3092\u3088\u308a\u9ad8\u3044\u30ec\u30d9\u30eb\u3067\u4fdd\u8a3c\u3059\u308b\u305f\u3081\u306e\u6a5f\u80fd\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u3000\u4e00\u65b9\u3067\u3001\u4fdd\u8b77\u53ef\u80fd\u7bc4\u56f2\u306e\u9055\u3044\u3084\u6a5f\u80fd\u306e\u6a19\u6e96\u5316\u306e\u6709\u7121\u3092\u306f\u3058\u3081\u3068\u3057\u305f\u30e1\u30ea\u30c3\u30c8\u30fb\u30c7\u30e1\u30ea\u30c3\u30c8\u304c\u3042\u308b\u305f\u3081\u3001\u5229\u7528\u306b\u3042\u305f\u3063\u3066\u306f\u5341\u5206\u306a\u691c\u8a0e\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u3000SSD\u306e\u30b9\u30da\u30c3\u30af\u3092\u8aad\u307e\u308c\u308b\u969b\u306e\u3054\u53c2\u8003\u306b\u306a\u308c\u3070\u5e78\u3044\u3067\u3059\u3002<a href=\"https:\/\/qiita.com\/ken-yossy\/items\/f7f458e41008eb224903#references\"><\/a><\/p>\n\n\n\n<h2 id=\"outline__8\" class=\"wp-block-heading\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-cyan-blue-color\">References<\/mark><\/h2>\n\n\n\n<p>[1] Seagate\u3001<em>\u300c<a rel=\"noreferrer noopener\" href=\"https:\/\/www.seagate.com\/jp\/ja\/products\/enterprise-drives\/nytro-sas-ssd\/\" target=\"_blank\">Nytro SAS SSD\u30b7\u30ea\u30fc\u30ba<\/a>\u300d<\/em>\u30012024\u5e744\u670817\u65e5\u95b2\u89a7<br>[2] Kioxia\u3001<em>\u300c<a rel=\"noreferrer noopener\" href=\"https:\/\/business.kioxia.com\/ja-jp\/ssd\/enterprise-ssd\/pm6-m.html\" target=\"_blank\">PM6-M\u30b7\u30ea\u30fc\u30ba<\/a>\u300d<\/em>\u30012024\u5e744\u670817\u65e5\u95b2\u89a7<br>[3] T10,&nbsp;<em>`<\/em>`<em>SCSI Block Commands &#8211; 3 (SBC-3)&#8221;<\/em>, Revision 21, November 2009<br>[4] NVM Express,&nbsp;<em>`<\/em>`<em>NVM Express<sup>TM<\/sup>&nbsp;Base Specification&#8221;<\/em>, Revision 1.4b, September 2020<br>[5] Jim Williams and Martin Petersen,&nbsp;<em>`<\/em>`<em><a rel=\"noreferrer noopener\" href=\"https:\/\/www.snia.org\/sites\/default\/orig\/sdc_archives\/2008_presentations\/tuesday\/Williams-Petersen_Data_Integrity_in_the_Storage_Stack.pdf\" target=\"_blank\">Data Integrity in the Storage Stack<\/a>&#8220;<\/em>[PDF], SNIA Storage Developer Conference 2008, Santa Clara, CA, September 2008<\/p>\n\n\n\n<h2 id=\"outline__9\" class=\"wp-block-heading\" id=\"outline__8\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color 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