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ddコマンド ダミーデータ生成

Last updated at Posted at 2019-01-09

ダミーデータ生成

ホームディレクトリ配下に1GBのデータファイルを1GB.dummyの名前で生成

$ dd if=/dev/zero of=~/1GB.dummy bs=1G count=1

ホームディレクトリ配下に10GBのデータファイルを10GB.dummyの名前で生成

$ dd if=/dev/zero of=~/10GB.dummy bs=1G count=10
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