{"id":4537,"date":"2021-03-24T06:56:33","date_gmt":"2021-03-23T21:56:33","guid":{"rendered":"https:\/\/lab4ict.com\/system\/?p=4537"},"modified":"2023-09-14T12:31:41","modified_gmt":"2023-09-14T03:31:41","slug":"dd%e3%82%b3%e3%83%9e%e3%83%b3%e3%83%89%e3%81%a7%e3%83%87%e3%82%a3%e3%82%b9%e3%82%af%e3%81%ae%e3%83%91%e3%83%95%e3%82%a9%e3%83%bc%e3%83%9e%e3%83%b3%e3%82%b9%e3%82%92%e6%b8%ac%e5%ae%9a%e3%81%99%e3%82%8b","status":"publish","type":"post","link":"https:\/\/lab4ict.com\/system\/archives\/4537","title":{"rendered":"Linux\u3067\u30c7\u30a3\u30b9\u30af\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u6e2c\u5b9a\u3059\u308b\uff01\uff08dd\uff09"},"content":{"rendered":"<p>dd\u30b3\u30de\u30f3\u30c9\u3067\u30c7\u30a3\u30b9\u30af\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u6e2c\u5b9a\u3057\u3066\u307f\u307e\u3059\u3002<br \/>\n<!--more--><\/p>\n<h2>\u66f8\u304d\u8fbc\u307f\u6027\u80fd\u3092\u6e2c\u5b9a\u3059\u308b\uff01<\/h2>\n<p>dd\u30b3\u30de\u30f3\u30c9\u3067\u30c7\u30a3\u30b9\u30af\u306e\u66f8\u304d\u8fbc\u307f\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u6e2c\u5b9a\u3057\u3066\u307f\u307e\u3059\u3002\u5165\u529b\u306b\u300c\/dev\/zero\u300d\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002\u4ee5\u4e0b\u3001SSD\u3067\u306e\u8a08\u6e2c\u7d50\u679c\u3067\u3059\u30021\u56de\u76ee\u306e\u5024\u304c\u7570\u5e38\u306b\u65e9\u304b\u3063\u305f\u306e\u3067\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u5f71\u97ff\u304c\u8003\u3048\u3089\u308c\u308b\u305f\u3081\u8907\u6570\u56de\u5b9f\u884c\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<pre class=\"brush: plain; highlight: [1,5]; title: ; notranslate\" title=\"\">\r\n$ dd if=\/dev\/zero of=1GB.dat bs=1M count=1024\r\n1024+0 records in\r\n1024+0 records out\r\n1073741824 bytes (1.1 GB, 1.0 GiB) copied, 0.450722 s, 2.4 GB\/s\r\n$ dd if=\/dev\/zero of=1GB.dat bs=1M count=1024\r\n1024+0 records in\r\n1024+0 records out\r\n1073741824 bytes (1.1 GB, 1.0 GiB) copied, 2.49402 s, 431 MB\/s\r\n<\/pre>\n<h2>\u8aad\u307f\u8fbc\u307f\u6027\u80fd\u3092\u6e2c\u5b9a\u3059\u308b\uff01<\/h2>\n<p>dd\u30b3\u30de\u30f3\u30c9\u3067\u30c7\u30a3\u30b9\u30af\u306e\u8aad\u307f\u8fbc\u307f\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u6e2c\u5b9a\u3057\u3066\u307f\u307e\u3059\u3002\u5165\u529b\u306b\u66f8\u304d\u8fbc\u307f\u6027\u80fd\u3092\u6e2c\u5b9a\u3057\u305f\u30d5\u30a1\u30a4\u30eb\u3092\u3057\u3066\u3057\u3066\u3001\u51fa\u529b\u306b\u300c\/dev\/null\u300d\u3092\u4f7f\u7528\u3057\u307e\u3057\u305f\u3002\u4ee5\u4e0b\u3001SSD\u3067\u306e\u8a08\u6e2c\u7d50\u679c\u3067\u3059\u3002\u8907\u6570\u56de\u5b9f\u884c\u3057\u307e\u3057\u305f\u304c\u3001\u4eca\u5ea6\u306f1\u56de\u76ee\u306e\u5024\u306e\u307f\u6b63\u5e38\u306a\u5024\u3067\u30012\u56de\u3081\u4ee5\u964d\u304c\u7570\u5e38\u306b\u65e9\u3044\u7d50\u679c\u306b\u306a\u308a\u307e\u3057\u305f\u3002\u308f\u304b\u308a\u3084\u3059\u304f\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u5f71\u97ff\u304c\u8003\u3048\u3089\u308c\u307e\u3059\u3002<\/p>\n<pre class=\"brush: plain; highlight: [1,5]; title: ; notranslate\" title=\"\">\r\ndd if=1GB.dat of=\/dev\/null bs=1M\r\n1024+0 records in\r\n1024+0 records out\r\n1073741824 bytes (1.1 GB, 1.0 GiB) copied, 2.22387 s, 483 MB\/s\r\n$ dd if=1GB.log of=\/dev\/null bs=1M\r\n1024+0 records in\r\n1024+0 records out\r\n1073741824 bytes (1.1 GB, 1.0 GiB) copied, 0.146856 s, 7.3 GB\/s\r\n<\/pre>\n<h2>\u304a\u308f\u308a\u306b<\/h2>\n<p>dd\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3059\u308b\u3068\u7c21\u5358\u306b\u30c7\u30a3\u30b9\u30af\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u6e2c\u5b9a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u304c\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u5f71\u97ff\u3092\u8003\u3048\u3066\u6e2c\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<h2>\u95a2\u9023\u8a18\u4e8b<\/h2>\n<div class=\"sc_getpost\"><a class=\"clearfix\" href=\"https:\/\/lab4ict.com\/system\/archives\/8933\" ><div class=\"sc_getpost_thumb post-box-thumbnail__wrap\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODdhAQABAPAAAN3d3QAAACwAAAAAAQABAAACAkQBADs=\" width=\"150\" height=\"150\" alt=\"\u3010\u8a18\u4e8b\u4e00\u89a7\u3011Linux\u3067\u30b7\u30b9\u30c6\u30e0\u306e\u6027\u80fd\u6e2c\u5b9a\u3092\u884c\u3046\uff01\" loading=\"lazy\" data-src=\"https:\/\/lab4ict.com\/system\/wp-content\/uploads\/2021\/02\/fi_linux_01-150x150.png\" class=\"lazyload\"><\/div><div class=\"title\">\u3010\u8a18\u4e8b\u4e00\u89a7\u3011Linux\u3067\u30b7\u30b9\u30c6\u30e0\u306e\u6027\u80fd\u6e2c\u5b9a\u3092\u884c\u3046\uff01<\/div><div class=\"substr\">Linux\u3067\u30b7\u30b9\u30c6\u30e0\u306e\u6027\u80fd\u6e2c\u5b9a\u3092\u884c\u3046\u305f\u3081\u306e\u8a18\u4e8b\u4e00\u89a7\u3092\u63b2\u8f09\u3057\u307e\u3059\u3002...<\/div><\/a><\/div>\n<h2>\u95a2\u9023\u66f8\u7c4d\uff08Amazon\uff09<\/h2>\n<p><a href=\"https:\/\/amzn.to\/3H5qkUu\" rel=\"noopener\" target=\"_blank\"><img decoding=\"async\" class=\"paapi5-pa-product-image-source\" src=\"https:\/\/m.media-amazon.com\/images\/I\/51ZPkoBGdZL._SL160_.jpg\" alt=\"N\/A\"><\/a><\/p>\n<hr \/>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>dd\u30b3\u30de\u30f3\u30c9\u3067\u30c7\u30a3\u30b9\u30af\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u6e2c\u5b9a\u3057\u3066\u307f\u307e\u3059\u3002<\/p>\n","protected":false},"author":1,"featured_media":5527,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[194],"tags":[282,587,588,586],"class_list":["post-4537","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-performance","tag-linux","tag-587","tag-588","tag-586"],"_links":{"self":[{"href":"https:\/\/lab4ict.com\/system\/wp-json\/wp\/v2\/posts\/4537","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lab4ict.com\/system\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lab4ict.com\/system\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lab4ict.com\/system\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/lab4ict.com\/system\/wp-json\/wp\/v2\/comments?post=4537"}],"version-history":[{"count":2,"href":"https:\/\/lab4ict.com\/system\/wp-json\/wp\/v2\/posts\/4537\/revisions"}],"predecessor-version":[{"id":15087,"href":"https:\/\/lab4ict.com\/system\/wp-json\/wp\/v2\/posts\/4537\/revisions\/15087"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/lab4ict.com\/system\/wp-json\/wp\/v2\/media\/5527"}],"wp:attachment":[{"href":"https:\/\/lab4ict.com\/system\/wp-json\/wp\/v2\/media?parent=4537"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lab4ict.com\/system\/wp-json\/wp\/v2\/categories?post=4537"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lab4ict.com\/system\/wp-json\/wp\/v2\/tags?post=4537"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}