{"id":3445,"date":"2024-04-01T11:30:00","date_gmt":"2024-04-01T02:30:00","guid":{"rendered":"https:\/\/testhagisolcojp.gptw.net\/techblog\/?p=3445"},"modified":"2024-07-17T07:42:28","modified_gmt":"2024-07-16T22:42:28","slug":"post-3445","status":"publish","type":"post","link":"https:\/\/testhagisolcojp.gptw.net\/techblog\/?p=3445","title":{"rendered":"SSD\u306e\u30bb\u30af\u30bf\u30b5\u30a4\u30ba(2\/2)\uff1a\u78ba\u8a8d\u3068\u5909\u66f4"},"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\/2023\/09\/AdobeStock_584485889-1024x683.jpeg\" alt=\"\" class=\"wp-image-3404\"\/><\/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\/3c160f35710774a4b5ca\" target=\"_blank\">2022\u5e742\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<a href=\"https:\/\/testhagisolcojp.gptw.net\/techblog\/?p=3401\" target=\"_blank\" rel=\"noreferrer noopener\">\u524d\u56de\u306e\u8a18\u4e8b<\/a>\u3067\u3001\u300c\u73fe\u5728\u306eNAND\u30d5\u30e9\u30c3\u30b7\u30e5\u30e1\u30e2\u30ea\u3092\u30e1\u30c7\u30a3\u30a2\u3068\u3059\u308bSSD\u306e\u307b\u3068\u3093\u3069\u306f\u3001\u8ad6\u7406\u30bb\u30af\u30bf\u30b5\u30a4\u30ba512\u30d0\u30a4\u30c8\u3067\u52d5\u4f5c\u3059\u308b\u6642\u306f\u30a8\u30df\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3\u52d5\u4f5c\u3057\u3066\u3044\u308b\u300d\u3068\u8aac\u660e\u3057\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p>\u3000\u52a0\u3048\u3066\u3001\u300c\u30a8\u30df\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3\u52d5\u4f5c\u3088\u308a\u3082\u30cd\u30a4\u30c6\u30a3\u30d6\u52d5\u4f5c\u306e\u307b\u3046\u304cNAND\u30d5\u30e9\u30c3\u30b7\u30e5\u30e1\u30e2\u30ea\u306e\u5bff\u547d\u6d88\u8cbb\u52b9\u7387\u304c\u826f\u304f\u306a\u308b\u300d\u3068\u8aac\u660e\u3057\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p>\u3000\u305d\u3053\u3067\u4eca\u56de\u306e\u8a18\u4e8b\u3067\u306f\u3001Windows\u3068NVMe SSD\u3092\u4f8b\u306b\u6319\u3052\u3001SSD\u304c\u30a8\u30df\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3(512e)\u52d5\u4f5c\u3057\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u306e\u78ba\u8a8d\u65b9\u6cd5\u3084\u3001\u30cd\u30a4\u30c6\u30a3\u30d6(4Kn)\u52d5\u4f5c\u3055\u305b\u308b\u65b9\u6cd5\uff08\u8ad6\u7406\u30bb\u30af\u30bf\u30b5\u30a4\u30ba\u306e\u5909\u66f4\u65b9\u6cd5\uff09\u3092\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3000\u306a\u304a\u3001SATA SSD\u3067\u306f\u6a19\u6e96\u30b3\u30de\u30f3\u30c9\u30bb\u30c3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u8ad6\u7406\u30bb\u30af\u30bf\u30b5\u30a4\u30ba\u5909\u66f4\u53ef\u80fd\u306a\u88fd\u54c1\u3092\u898b\u305f\u3053\u3068\u304c\u3042\u308a\u307e\u305b\u3093\u3002\u3053\u308c\u306fATA Packet Interface (ATAPI)\u30b3\u30de\u30f3\u30c9\u30bb\u30c3\u30c8\u306e\u30b5\u30dd\u30fc\u30c8\u304c\u5fc5\u8981\u3060\u304b\u3089\u3067\u3059\u3002\u3053\u306e\u305f\u3081\u3001\u3053\u306e\u8a18\u4e8b\u3067\u306fNVMe SSD\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/p>\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>Windows\u306e\u5834\u5408\u3001\u30c9\u30e9\u30a4\u30d6\u306e\u7269\u7406\u30fb\u8ad6\u7406\u30bb\u30af\u30bf\u30b5\u30a4\u30ba\u306f<code>fsutil<\/code>\u30b3\u30de\u30f3\u30c9\u3067\u78ba\u8a8d\u53ef\u80fd<\/li>\n\n\n\n<li>NVMe SSD\u306e\u8ad6\u7406\u30bb\u30af\u30bf\u30b5\u30a4\u30ba\u306f\u3001<code>Identify<\/code>\u30b3\u30de\u30f3\u30c9\u3067\u78ba\u8a8d\u304c\u3001<code>Format NVM<\/code>\u30b3\u30de\u30f3\u30c9\u3067\u5909\u66f4\u304c\u53ef\u80fd<\/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\">Windows\u3067\u306e\u30a8\u30df\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3\u52d5\u4f5c\u78ba\u8a8d<\/mark><\/h2>\n\n\n\n<p>\u3000\u30c9\u30e9\u30a4\u30d6(SSD)\u304c\u30a8\u30df\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3\u52d5\u4f5c\u3057\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u3092\u78ba\u8a8d\u3059\u308b\u65b9\u6cd5\u3068\u3057\u3066\u306f\u3001Windows\u3067\u3042\u308c\u3070<code>fsutil<\/code>\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u3046\u65b9\u6cd5<sup>[1]<\/sup>\u304c\u6700\u3082\u7c21\u5358\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u3000\u5177\u4f53\u7684\u306b\u306f\u3001\u56f31\u306e\u3088\u3046\u306b<code>fsutil<\/code>\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3057\u307e\u3059\u3002\u3053\u306e\u4f8b\u306fWindows 10 Pro\u304c\u52d5\u4f5c\u3059\u308bPC\u306b\u304a\u3044\u3066NTFS\u3067\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u3055\u308c\u305fSSD\u306e\u72b6\u614b\u3092\u78ba\u8a8d\u3057\u305f\u3082\u306e\u3067\u3059\u3002<\/p>\n\n\n\n<p><\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-style-default\"><img decoding=\"async\" src=\"https:\/\/testhagisolcojp.gptw.net\/techblog\/wp-content\/uploads\/2023\/10\/fsinfo-us-512e-1.png\" alt=\"\" class=\"wp-image-3506\"\/><figcaption class=\"wp-element-caption\"><em>\u56f31\uff1a<code>fsutil<\/code>\u30b3\u30de\u30f3\u30c9\u306e\u5b9f\u884c\u7d50\u679c\uff08512e\u74b0\u5883\u3001\u753b\u50cf\u306f\u4e00\u90e8\u52a0\u5de5\u3057\u3066\u3044\u307e\u3059\uff09<\/em><\/figcaption><\/figure>\n\n\n\n<p>\u3000\u56f31\u306e\u5b9f\u884c\u7d50\u679c\u306e\u3046\u3061\u3001\u300cBytes Per Sector\uff08\u30bb\u30af\u30bf\u30fc\u3042\u305f\u308a\u306e\u30d0\u30a4\u30c8\u6570\uff09\u300d\u304c\u8ad6\u7406\u30bb\u30af\u30bf\u30b5\u30a4\u30ba\u3092\u3001\u300cBytes Per Physical Sector\uff08\u7269\u7406\u30bb\u30af\u30bf\u2015\u3042\u305f\u308a\u306e\u30d0\u30a4\u30c8\u6570\uff09\u300d\u304c\uff08\u30c9\u30e9\u30a4\u30d6\u306e\uff09\u7269\u7406\u30bb\u30af\u30bf\u30b5\u30a4\u30ba\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3000\u3053\u306e\u56f31\u306e\u4f8b\u306e\u3088\u3046\u306b\u3001\u8ad6\u7406\u30bb\u30af\u30bf\u30b5\u30a4\u30ba\u304c512\u30d0\u30a4\u30c8\u3067\u7269\u7406\u30bb\u30af\u30bf\u30b5\u30a4\u30ba\u304c512\u30d0\u30a4\u30c8\u3067\u306f\u306a\u3044\u72b6\u614b\u304c512e\u30e2\u30fc\u30c9\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u3000Microsoft\u306eWeb\u30da\u30fc\u30b8<sup>[1]<\/sup>\u306b\u306f\u3001<code>fsutil<\/code>\u30b3\u30de\u30f3\u30c9\u306e\u7d50\u679c\u7d44\u307f\u5408\u308f\u305b\u8868\u304c\u63b2\u8f09\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u88681\u306f\u305d\u306e\u629c\u7c8b\u3067\u3059\u3002<\/p>\n\n\n\n<p><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>Bytes Per Sector value<br>\uff08\u8ad6\u7406\u30bb\u30af\u30bf\u30b5\u30a4\u30ba\uff09<\/th><th>Bytes Per Physical Sector value<br>\uff08\u7269\u7406\u30bb\u30af\u30bf\u30b5\u30a4\u30ba\uff09<\/th><th>Drive Type<br>\uff08\u52d5\u4f5c\u30e2\u30fc\u30c9\uff09<\/th><\/tr><\/thead><tbody><tr><td>4096<\/td><td>4096<\/td><td>4K native<\/td><\/tr><tr><td>512<\/td><td>4096<\/td><td>Advanced Format (also known as 512E)<\/td><\/tr><tr><td>512<\/td><td>512<\/td><td>512-byte native<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\"><em>\u88681\uff1a<code>fsutil<\/code>\u30b3\u30de\u30f3\u30c9\u306e\u7d50\u679c\u304b\u3089\u308f\u304b\u308b\u30c9\u30e9\u30a4\u30d6\u306e\u52d5\u4f5c\u30e2\u30fc\u30c9<\/em><\/figcaption><\/figure>\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\">NVMe SSD\u306e\u30bb\u30af\u30bf\u30b5\u30a4\u30ba\u8a2d\u5b9a<\/mark><\/h2>\n\n\n\n<p>\u3000\u3053\u3053\u304b\u3089\u306f\u3001\u5b9f\u6a5f\u3092\u7528\u3044\u3066SSD\u306e\u30bb\u30af\u30bf\u30b5\u30a4\u30ba\u78ba\u8a8d\u3084\u8ad6\u7406\u30bb\u30af\u30bf\u30b5\u30a4\u30ba\u5909\u66f4\u3092\u8a66\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3000\u306f\u3058\u3081\u306b\u8aac\u660e\u3057\u305f\u901a\u308a\u3001\u5b9f\u6a5f\u306b\u306fSATA SSD\u3067\u306f\u306a\u304fNVMe SSD\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3000NVMe SSD\u306e\u5834\u5408\u3001SSD\u306e\u73fe\u5728\u306e\u8ad6\u7406\u30bb\u30af\u30bf\u30b5\u30a4\u30ba\u3068SSD\u304c\u30b5\u30dd\u30fc\u30c8\u3059\u308b\u8ad6\u7406\u30bb\u30af\u30bf\u30b5\u30a4\u30ba\u306fNamespace\u306b<code>Identify<\/code>\u30b3\u30de\u30f3\u30c9\u3092\u767a\u884c\u3059\u308b\u3053\u3068\u3067\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3000\u4ee5\u4e0b\u306e\u4f8b\u306f\u3001\u79c1\u306e\u81ea\u4f5cWindows\u30d7\u30ed\u30b0\u30e9\u30e0<sup>[2]<\/sup>\u3092\u4f7f\u3044\u3042\u308bNVMe SSD\u306eNamespace\u306b<code>Identify<\/code>\u30b3\u30de\u30f3\u30c9\u3092\u767a\u884c\u3057\u305f\u7d50\u679c\u306e\u629c\u7c8b\u3067\u3059\u3002\u300c\u2605\u300d\u306b\u7d9a\u304f\u5185\u5bb9\u306f\u8aac\u660e\u7528\u306b\u8ffd\u52a0\u3057\u305f\u30b3\u30e1\u30f3\u30c8\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">[M] Namespace Size (NSZE): 1000215216 (sectors)\n\uff08\u4e2d\u7565\uff09\n[M] Formatted LBA Size (FLBAS):\n        bit [      4] 0 = All of the metadata is transferred as a separate contiguous buffer of data.\n        bit [  3:  0] 0 = LBA format is no.0 (LBAF0). \u2605 \u73fe\u5728\u306e\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u306f0\u756a\n\uff08\u4e2d\u7565\uff09\n[M] LBA Format 0 Support (LBAF0): \u2605 \u8ad6\u7406\u30bb\u30af\u30bf\u30b5\u30a4\u30ba512\u30d0\u30a4\u30c8\uff08\u304a\u305d\u3089\u304f512e\uff09\n        bit [ 25: 24] 2 = Relative Performance (RP): Good performance\n        bit [ 23: 16] 9 = LBA Data Size (LBADS): 512 bytes \/ sector\n        bit [ 15:  0] 0 = Metadata Size (MS): 0 bytes\n[O] LBA Format 1 Support (LBAF1): \u2605 \u8ad6\u7406\u30bb\u30af\u30bf\u30b5\u30a4\u30ba4096\u30d0\u30a4\u30c8\uff08\u304a\u305d\u3089\u304f4Kn\uff09\n        bit [ 25: 24] 1 = Relative Performance (RP): Better performance\n        bit [ 23: 16] 12 = LBA Data Size (LBADS): 4096 bytes \/ sector\n        bit [ 15:  0] 0 = Metadata Size (MS): 0 bytes<\/pre>\n\n\n\n<p>\u3000\u3053\u306e\u7d50\u679c\u304b\u3089\u308f\u304b\u308b\u3053\u3068\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<p><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u73fe\u5728\u3053\u306eNamespace\u306f\u30d5\u30a9\u30fc\u30de\u30c3\u30c80 (LBAF0)\u3067\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u3055\u308c\u3066\u3044\u308b<\/li>\n\n\n\n<li>\u3053\u306eNamespace\u306f\u30012\u3064\u306e\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\uff08\u30d5\u30a9\u30fc\u30de\u30c3\u30c80\u30681\uff09\u3067\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u53ef\u80fd<ul><li>\u30d5\u30a9\u30fc\u30de\u30c3\u30c80 (LBAF0)\u306f\u8ad6\u7406\u30bb\u30af\u30bf\u30b5\u30a4\u30ba512\u30d0\u30a4\u30c8<\/li><\/ul>\n<ul class=\"wp-block-list\">\n<li>\u30d5\u30a9\u30fc\u30de\u30c3\u30c81 (LBAF1)\u306f\u8ad6\u7406\u30bb\u30af\u30bf\u30b5\u30a4\u30ba4096\u30d0\u30a4\u30c8\uff08\uff1d4K\u30d0\u30a4\u30c8\uff09\u3067\u3001\u30d5\u30a9\u30fc\u30de\u30c3\u30c80\u3088\u308a\u6027\u80fd\u304c\u826f\u3044<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<p>\u3000\u3053\u306e&#8221;Relative Performance (RP)&#8221;\u3068\u3044\u3046\u60c5\u5831\u306f\u3001\u6570\u5b57\u306e\u5c0f\u3055\u3044\u307b\u3046\u304c4KiB QD=32\u306e\u30ea\u30fc\u30c9\u6027\u80fd\u306b\u304a\u3044\u3066\u6027\u80fd\u304c\u9ad8\u3044\u3053\u3068\u3092\u793a\u3057\u307e\u3059\uff08\u56f32\uff09\u3002<\/p>\n\n\n\n<p><\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-style-default\"><img decoding=\"async\" src=\"https:\/\/testhagisolcojp.gptw.net\/techblog\/wp-content\/uploads\/2023\/10\/definition-of-relative-performance-in-nvme-1.4b.png\" alt=\"\" class=\"wp-image-3471\"\/><figcaption class=\"wp-element-caption\"><em>\u56f32\uff1aNVMe\u4ed5\u69d8\u306b\u304a\u3051\u308b\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u306e\u300c\u76f8\u5bfe\u6027\u80fd(Relative Performance)\u300d<\/em><\/figcaption><\/figure>\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\">NVMe SSD\u306e\u8ad6\u7406\u30bb\u30af\u30bf\u30b5\u30a4\u30ba\u30924\u30ad\u30ed\u30d0\u30a4\u30c8\u306b\u5909\u66f4\u3059\u308b<\/mark><\/h2>\n\n\n\n<p>\u3000\u305d\u308c\u3067\u306f\u3001\u3053\u306eNVMe SSD\u306eNamespace\u306e\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u3092\u30d5\u30a9\u30fc\u30de\u30c3\u30c81\u306b\u5909\u66f4\u3001\u3064\u307e\u308a\u8ad6\u7406\u30bb\u30af\u30bf\u30b5\u30a4\u30ba\u3092512\u30d0\u30a4\u30c8\u304b\u30894\u30ad\u30ed\u30d0\u30a4\u30c8\u306b\u5909\u3048\u3066\u307f\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"has-text-align-center has-luminous-vivid-amber-background-color has-background\">\u3000<strong>\u6ce8\u610f\uff1aFormat NVM\u30b3\u30de\u30f3\u30c9\u3092\u767a\u884c\u3059\u308b\u3068\u305d\u306eNamespace\u306b\u66f8\u304d\u8fbc\u307e\u308c\u3066\u3044\u305f\u30c7\u30fc\u30bf\u304c\u8aad\u3081\u306a\u304f\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u306e\u3067\u3001\u5b9f\u884c\u306e\u969b\u306f\u5341\u5206\u306b\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044<\/strong><\/p>\n\n\n\n<p>\u3000NVMe SSD\u306e\u8ad6\u7406\u30bb\u30af\u30bf\u30b5\u30a4\u30ba\u5909\u66f4\u306b\u306f\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u5909\u66f4\u304c\u5fc5\u8981\u3067\u3059\u306e\u3067\u3001<em>Format NVM<\/em>\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3000\u306a\u304a\u3001NVMe\u4ed5\u69d8<sup>[3]<\/sup>\u306b\u304a\u3044\u3066<em>Format NVM<\/em>\u30b3\u30de\u30f3\u30c9\u306f\u30aa\u30d7\u30b7\u30e7\u30f3\u3067\u3059\u306e\u3067\u3001\u304a\u4f7f\u3044\u306eNVMe SSD\u304c<em>Format NVM<\/em>\u30b3\u30de\u30f3\u30c9\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u78ba\u8a8d\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u3000\u307e\u305f\u6b8b\u5ff5\u306a\u304c\u3089\u3001Windows\u306e\u6a19\u6e96NVMe\u30c7\u30d0\u30a4\u30b9\u30c9\u30e9\u30a4\u30d0\u3092\u4f7f\u3046\u5834\u5408\u3001WinPE\u30e2\u30fc\u30c9\u3067\u3057\u304b\u3053\u306e\u51e6\u7406\uff08\uff1d\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u3092\u6307\u5b9a\u3057\u305f<em>Format NVM<\/em>\u30b3\u30de\u30f3\u30c9\u306e\u767a\u884c\uff09\u304c\u3067\u304d\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<p>\u3000\u3053\u306e\u305f\u3081\u3001\u8ad6\u7406\u30bb\u30af\u30bf\u30b5\u30a4\u30ba\u306e\u5909\u66f4\u306fLinux\u306e<code>nvme-cli<\/code>\u30d1\u30c3\u30b1\u30fc\u30b8\u306b\u542b\u307e\u308c\u308b<code>nvme<\/code>\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u3044\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p>\u3000<code>nvme<\/code>\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3057\u305f<code>Format NVM<\/code>\u30b3\u30de\u30f3\u30c9\u306e\u767a\u884c\u306f\u975e\u5e38\u306b\u7c21\u5358\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u3000\u4ee5\u4e0b\u306f\u3001\u5148\u307b\u3069\u306eNVMe SSD (<code>\/dev\/nvme0<\/code>)\u306b\u5bfe\u3057\u3066\u3001\u300cNamespace 1\u3092\u30d5\u30a9\u30fc\u30de\u30c3\u30c81\uff08\uff1d\u8ad6\u7406\u30bb\u30af\u30bf\u30b5\u30a4\u30ba4096\u30d0\u30a4\u30c8\uff09\u3067\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u3059\u308b\u300d\u3053\u3068\u3092\u6307\u793a\u3057\u305f\u69d8\u5b50\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u3000-l 1\u3067\u300c\u30d5\u30a9\u30fc\u30de\u30c3\u30c81\u300d\u3092\u6307\u5b9a\u3057\uff08\u6ce8\uff1a\u30a2\u30eb\u30d5\u30a1\u30d9\u30c3\u30c8\u5c0f\u6587\u5b57\u306e\u30a8\u30eb\uff09\u3001\u30b3\u30de\u30f3\u30c9\u767a\u884c\u5bfe\u8c61\u3068\u3057\u3066SSD\u81ea\u4f53\u3092\u793a\u3059<code>\/dev\/nvme0<\/code>\u306bID\u304c1\u306eNamespace\u3092\u793a\u3059n1\u3092\u4ed8\u3051\u52a0\u3048\u305f<code>\/dev\/nvme0n1<\/code>\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">ubuntu@ubuntu:~\/Desktop$ sudo nvme format -l 1 \/dev\/nvme0n1\nSuccess formatting namespace:1<\/pre>\n\n\n\n<p>\u3000\u3053\u306e\u8868\u793a\u304c\u51fa\u529b\u3055\u308c\u308c\u3070\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u5909\u66f4\u6210\u529f\u3067\u3059\u3002\u30b3\u30de\u30f3\u30c9\u51e6\u7406\u5b8c\u4e86\u307e\u3067\u306b\u304b\u304b\u308b\u6642\u9593\u306f\u88fd\u54c1\u306b\u3088\u308a\u5909\u308f\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3000\u5b9f\u969b\u306b\u30d5\u30a9\u30fc\u30de\u30c3\u30c81\u3067\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u3055\u308c\u305f\u306e\u304b\u3069\u3046\u304b\u3092\u3001Namespace 1\u3092\u5bfe\u8c61\u306b<code>Identify<\/code>\u30b3\u30de\u30f3\u30c9\u3092\u767a\u884c\u3057\u3066\u78ba\u8a8d\u3059\u308b\u3068\u3001\u4e0b\u8a18\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">ubuntu@ubuntu:~\/Desktop$ sudo nvme id-ns -H \/dev\/nvme0n1\nNVME Identify Namespace 1:\n\uff08\u4e2d\u7565\uff09\nflbas&nbsp;&nbsp; : 0x1\n&nbsp; [4:4] : 0 Metadata Transferred in Separate Contiguous Buffer\n&nbsp; [3:0] : 0x1&nbsp;&nbsp; Current LBA Format Selected\n\uff08\u4e2d\u7565\uff09\nLBA Format&nbsp; 0 : Metadata Size: 0&nbsp;&nbsp; bytes - Data Size: 512 bytes - Relative Performance: 0x2 Good\nLBA Format&nbsp; 1 : Metadata Size: 0&nbsp;&nbsp; bytes - Data Size: 4096 bytes - Relative Performance: 0x1 Better (in use)<\/pre>\n\n\n\n<p>\u3000&#8221;Current LBA Format Selected&#8221;\u304c1\u3064\u307e\u308a\u300c\u30d5\u30a9\u30fc\u30de\u30c3\u30c81\u300d\u3068\u8868\u793a\u3055\u308c\u3001&#8221;LBA Format 1&#8243;\u306e\u90e8\u5206\u306b\u3082\u300c\u73fe\u5728\u4f7f\u7528\u4e2d(in use)\u300d\u3068\u8868\u793a\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3000\u3053\u308c\u3067\u3001\u8ad6\u7406\u30bb\u30af\u30bf\u30b5\u30a4\u30ba4\u30ad\u30ed\u30d0\u30a4\u30c8\u3067\u306e\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u304c\u5b8c\u4e86\u3067\u3059\u3002<\/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\">\u8ad6\u7406\u30bb\u30af\u30bf\u30b5\u30a4\u30ba4\u30ad\u30ed\u30d0\u30a4\u30c8\u306eSSD\u306bWindows 10\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/mark><\/h2>\n\n\n\n<p>\u3000SSD\u306e\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u5909\u66f4\u3060\u3051\u3067\u306f\u3064\u307e\u3089\u306a\u3044\u306e\u3067\u3001\u8ad6\u7406\u30bb\u30af\u30bf\u30b5\u30a4\u30ba\u30924\u30ad\u30ed\u30d0\u30a4\u30c8\u306b\u8a2d\u5b9a\u3057\u305fSSD\u306b\u56f31\u3068\u540c\u3058Windows 10\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u3066\u307f\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p>\u3000\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u306f\u554f\u984c\u306a\u304f\u5b8c\u4e86\u3001\u305d\u3053\u3067\u518d\u5ea6<code>fsutil<\/code>\u30b3\u30de\u30f3\u30c9\u3067\u8ad6\u7406\u30bb\u30af\u30bf\u30b5\u30a4\u30ba\u3068\u7269\u7406\u30bb\u30af\u30bf\u30b5\u30a4\u30ba\u306e\u72b6\u614b\u3092\u78ba\u8a8d\u3057\u307e\u3057\u305f\uff08\u56f33\uff09\u3002<\/p>\n\n\n\n<p><\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-style-default\"><img decoding=\"async\" src=\"https:\/\/testhagisolcojp.gptw.net\/techblog\/wp-content\/uploads\/2023\/10\/fsinfo-4kn.png\" alt=\"\" class=\"wp-image-3508\"\/><figcaption class=\"wp-element-caption\"><em>\u56f33\uff1a<code>fsutil<\/code>\u30b3\u30de\u30f3\u30c9\u306e\u5b9f\u884c\u7d50\u679c\uff084Kn\u74b0\u5883\u3001\u753b\u50cf\u306f\u4e00\u90e8\u52a0\u5de5\u3057\u3066\u3044\u307e\u3059\uff09<\/em><\/figcaption><\/figure>\n\n\n\n<p>\u3000\u56f33\u306e\u901a\u308a\u3001\u8ad6\u7406\u30bb\u30af\u30bf\u30b5\u30a4\u30ba\u3092\u793a\u3059\u300c\u30bb\u30af\u30bf\u30fc\u3042\u305f\u308a\u306e\u30d0\u30a4\u30c8\u6570\u300d\u306e\u90e8\u5206\u304c4096\u30d0\u30a4\u30c8\u3068\u8868\u793a\u3055\u308c\u3066\u3044\u3066\u3001\u30b7\u30b9\u30c6\u30e0\u3068\u3057\u30664K\u30cd\u30a4\u30c6\u30a3\u30d6(4Kn)\u30e2\u30fc\u30c9\u3067\u52d5\u4f5c\u3057\u3066\u3044\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h2 id=\"outline__9\" 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\u306e\u8a18\u4e8b\u3067\u306f\u3001Windows\u3068NVMe SSD\u3092\u4f8b\u306b\u6319\u3052\u3001SSD\u304c\u30a8\u30df\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3(512e)\u52d5\u4f5c\u3057\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u306e\u78ba\u8a8d\u65b9\u6cd5\u3068\u3001\u30cd\u30a4\u30c6\u30a3\u30d6(4Kn)\u52d5\u4f5c\u3055\u305b\u308b\u65b9\u6cd5\uff08\u8ad6\u7406\u30bb\u30af\u30bf\u30b5\u30a4\u30ba\u306e\u5909\u66f4\u65b9\u6cd5\uff09\u3092\u8aac\u660e\u3057\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p>\u3000\u73fe\u5728\u5165\u624b\u53ef\u80fd\u306aSSD\u3092Windows\u3067\u4f7f\u7528\u3059\u308b\u3068\u3001\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u306f512e\u30e2\u30fc\u30c9\u3067\u52d5\u4f5c\u3059\u308b\u3053\u3068\u304c\u591a\u3044\u3067\u3059\u3002\u3057\u304b\u3057\u3001SSD\u306e\u5bff\u547d\u3084\u30b7\u30b9\u30c6\u30e0\u5168\u4f53\u306e\u6700\u9069\u5316\u3092\u8003\u3048\u308b\u3068\u30014Kn\u30e2\u30fc\u30c9\u3067\u52d5\u4f5c\u3055\u305b\u305f\u307b\u3046\u304c\u3088\u308a\u826f\u3044\u3068\u8003\u3048\u3089\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<h2 id=\"outline__10\" 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] Microsoft,&nbsp;<em>&#8220;<\/em><a rel=\"noreferrer noopener\" href=\"https:\/\/docs.microsoft.com\/en-us\/troubleshoot\/windows-server\/backup-and-storage\/support-policy-4k-sector-hard-drives\" target=\"_blank\"><em>Microsoft support policy for 4K sector hard drives in Windows<\/em><\/a><em>&#8220;<\/em>, 2024\u5e743\u670818\u65e5\u95b2\u89a7<br>[2]&nbsp;<a rel=\"noreferrer noopener\" href=\"https:\/\/github.com\/ken-yossy\/nvmetool-win\" target=\"_blank\"><em>ken-yossy \/ nvmetool-win<\/em><\/a><br>[3] NVM Express,&nbsp;<em>&#8220;NVM Express Base Specification&#8221;<\/em>, Revision 1.4b, September 21, 2020<\/p>\n\n\n\n<h2 id=\"outline__11\" class=\"wp-block-heading\" id=\"outline__8\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-cyan-blue-color\">\u4ed6\u793e\u5546\u6a19\u306b\u3064\u3044\u3066<\/mark><\/h2>\n\n\n\n<p>\u3000\u8a18\u4e8b\u4e2d\u306b\u306f\u767b\u9332\u5546\u6a19\u30de\u30fc\u30af\u3092\u660e\u8a18\u3057\u3066\u304a\u308a\u307e\u305b\u3093\u304c\u3001\u8a18\u4e8b\u306b\u63b2\u8f09\u3055\u308c\u3066\u3044\u308b\u4f1a\u793e\u540d\u304a\u3088\u3073\u88fd\u54c1\u540d\u7b49\u306f\u4e00\u822c\u306b\u5404\u793e\u306e\u5546\u6a19\u307e\u305f\u306f\u767b\u9332\u5546\u6a19\u3067\u3059\u3002<\/p>\n\n\n\n<h2 id=\"outline__12\" class=\"wp-block-heading\" id=\"outline__9\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-cyan-blue-color\">\u8a18\u4e8b\u5185\u5bb9\u306b\u3064\u3044\u3066<\/mark><\/h2>\n\n\n\n<p>\u3000\u3053\u306e\u8a18\u4e8b\u306e\u5185\u5bb9\u306f\u3001\u767a\u8868\u5f53\u6642\u306e\u60c5\u5831\u3067\u3059\u3002\u4e88\u544a\u306a\u304f\u5909\u66f4\u3055\u308c\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u306e\u3067\u3001\u3042\u3089\u304b\u3058\u3081\u3054\u4e86\u627f\u304f\u3060\u3055\u3044\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u30bb\u30af\u30bf\u30b5\u30a4\u30ba\u306b\u95a2\u3059\u308bNVMe SSD\u306e\u52d5\u4f5c\u30e2\u30fc\u30c9\u78ba\u8a8d\u304a\u3088\u3073\u5909\u66f4\u65b9\u6cd5\u3068\u30014K\u30cd\u30a4\u30c6\u30a3\u30d6\u30e2\u30fc\u30c9\u3067\u52d5\u4f5c\u3059\u308bNVMe SSD\u306bWindows 10\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u305f\u7d50\u679c\u3092\u3054\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n","protected":false},"author":4,"featured_media":3404,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[13],"tags":[23,24,35],"class_list":["post-3445","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-reliability","tag-nvme-ssd","tag-sata-ssd","tag-35"],"_links":{"self":[{"href":"https:\/\/testhagisolcojp.gptw.net\/techblog\/index.php?rest_route=\/wp\/v2\/posts\/3445","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/testhagisolcojp.gptw.net\/techblog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/testhagisolcojp.gptw.net\/techblog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/testhagisolcojp.gptw.net\/techblog\/index.php?rest_route=\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/testhagisolcojp.gptw.net\/techblog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=3445"}],"version-history":[{"count":45,"href":"https:\/\/testhagisolcojp.gptw.net\/techblog\/index.php?rest_route=\/wp\/v2\/posts\/3445\/revisions"}],"predecessor-version":[{"id":4186,"href":"https:\/\/testhagisolcojp.gptw.net\/techblog\/index.php?rest_route=\/wp\/v2\/posts\/3445\/revisions\/4186"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/testhagisolcojp.gptw.net\/techblog\/index.php?rest_route=\/wp\/v2\/media\/3404"}],"wp:attachment":[{"href":"https:\/\/testhagisolcojp.gptw.net\/techblog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3445"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/testhagisolcojp.gptw.net\/techblog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=3445"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/testhagisolcojp.gptw.net\/techblog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=3445"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}