{"id":8255,"date":"2021-06-14T18:00:17","date_gmt":"2021-06-14T09:00:17","guid":{"rendered":"https:\/\/www.ecomottblog.com\/?p=8255"},"modified":"2021-06-14T18:00:17","modified_gmt":"2021-06-14T09:00:17","slug":"nitro%e3%81%aaec2%e3%81%a7ebs%e3%82%92%e3%83%9e%e3%82%a6%e3%83%b3%e3%83%88%e3%81%99%e3%82%8b%ef%bc%88ubuntu%e7%b7%a8%ef%bc%89","status":"publish","type":"post","link":"https:\/\/www.ecomottblog.com\/?p=8255","title":{"rendered":"Nitro\u306aEC2\u3067EBS\u3092\u30de\u30a6\u30f3\u30c8\u3059\u308b\uff08Ubuntu\u7de8\uff09"},"content":{"rendered":"<p>\u3053\u3093\u306b\u3061\u306f\uff01<br \/>\n\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30b7\u30e7\u30f3\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u4e8b\u696d\u90e8 \u958b\u767a\u90e8\u306e\u85e4\u4e95\u3067\u3059\u3002\u521d\u6295\u7a3f\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u5f0a\u793e\u3067\u306fAWS\u3092\u7528\u3044\u305f\u6848\u4ef6\u304c\u591a\u304f\u3001\u79c1\u306e\u6240\u5c5e\u90e8\u7f72\u3067\u3082\u3001AWS\u7528\u8a9e\u304c\u89e3\u8aac\u7121\u3057\u3067\u666e\u901a\u306b\u98db\u3073\u4ea4\u3044\u307e\u3059\u3002<br \/>\n\u79c1\u306f\u6628\u5e74\uff19\u6708\u306b\u30a8\u30b3\u30e2\u30c3\u30c8\u3078\u5165\u793e\u3059\u308b\u307e\u3067AWS\u7d4c\u9a13\u6b74\u306f\u7121\u304f\u3001\u6700\u521d\u306e\u3053\u308d\u306f\u6b63\u76f4\u3044\u3063\u3066\u7126\u308a\u307e\u3057\u305f\u3002\u3067\u3059\u304c\u3001<a href=\"https:\/\/www.ecomottblog.com\/?p=6373\">\u793e\u5185\u52c9\u5f37\u4f1a<\/a>\u306a\u3069\u306b\u8a98\u3063\u3066\u3082\u3089\u3044\u53c2\u52a0\u3057\u305f\u308a\u3001\u696d\u52d9\u3067\u5b9f\u969b\u306b\u4f7f\u3063\u305f\u308a\u3057\u3066\u3044\u308b\u3046\u3061\u306b\u6163\u308c\u3001\u3044\u307e\u306f\u5c11\u3057\u4e16\u754c\u304c\u5e83\u304c\u3063\u305f\u3088\u3046\u306b\u601d\u3044\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001\u5148\u65e5\u3001Nitro \u306aEC2\u3067EBS\u3092\u30de\u30a6\u30f3\u30c8\u3059\u308b\u969b\u306b\u8d77\u304d\u305f\u5c0f\u3055\u306a\u5c0f\u3055\u306a\u554f\u984c\u89e3\u6c7a\u307e\u3067\u306e\u6d41\u308c\u3092\u307e\u3068\u3081\u307e\u3059\u3002AWS\u306b\u632f\u308a\u56de\u3055\u308c\u308b\u696d\u52d9\u98a8\u666f\u3068\u3057\u3066\u773a\u3081\u3066\u3044\u305f\u3060\u3051\u308b\u3068\u5e78\u3044\u3067\u3059\u3002<\/p>\n<p><!--more--><\/p>\n<h2>\u25c7\u304d\u3063\u304b\u3051<\/h2>\n<p>\u5148\u65e5 Linux \u306eEC2\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u65b0\u898f\u69cb\u7bc9\u4e2d\u306b\u3001EBS\u3092\u30de\u30a6\u30f3\u30c8\u3057\u3088\u3046\u3068\u3057\u3066AWS\u516c\u5f0f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3092\u8abf\u3079\u3066\u3044\u308b\u3068\u304d\u3001\u4f8b\u793a\u30b3\u30de\u30f3\u30c9\u304c2\u7a2e\u985e\u3042\u308b\u3053\u3068\u306b\u6c17\u304c\u4ed8\u304d\u307e\u3057\u305f\u3002<\/p>\n<p><a href=\"https:\/\/docs.aws.amazon.com\/ja_jp\/AWSEC2\/latest\/UserGuide\/ebs-using-volumes.html#ebs-mount-after-reboot\">\u518d\u8d77\u52d5\u5f8c\u306b\u63a5\u7d9a\u30dc\u30ea\u30e5\u30fc\u30e0\u3092\u81ea\u52d5\u7684\u306b\u30de\u30a6\u30f3\u30c8\u3059\u308b<\/a><\/p>\n<pre class=\"lang:sh decode:true\">sudo lsblk -o +UUID<\/pre>\n<p>&nbsp;<\/p>\n<p><a href=\"https:\/\/docs.aws.amazon.com\/ja_jp\/AWSEC2\/latest\/UserGuide\/nvme-ebs-volumes.html#identify-nvme-ebs-device\">EBS \u30c7\u30d0\u30a4\u30b9\u306e\u7279\u5b9a<\/a><\/p>\n<pre class=\"lang:sh decode:true\">sudo nvme id-ctrl -v \/dev\/nvme1n1<\/pre>\n<p>\u4eca\u56de\u306e\u69cb\u7bc9\u5bfe\u8c61\u306f\u3001 T3a&nbsp; \u30d5\u30a1\u30df\u30ea\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3067\u3001 Ubuntu20.04LTS&nbsp; \u3067\u3059\u3002<\/p>\n<p>\u5b9f\u969b\u306b\u7aef\u672b\u3067\u8a66\u3057\u3066\u307f\u308b\u3068\u3001\u524d\u8005\u306e&nbsp; lsblk&nbsp; \u3067\u3082\u69cb\u7bc9\u6642\u306b\u6307\u5b9a\u3057\u305f\u30c7\u30d0\u30a4\u30b9\u540d<\/p>\n<pre class=\"\">\/dev\/xvda<\/pre>\n<p>\u3067\u306f\u306a\u304f\u3001 \/dev\/nvme1n1 \u3068\u3044\u3046\u898b\u6163\u308c\u306a\u3044\u3082\u306e\u304c\u8868\u793a\u3055\u308c\u307e\u3057\u305f\u3002\u306a\u3093\u3060\u3053\u308c\u306f\u2026\u2026\u3002<\/p>\n<p>&nbsp;<\/p>\n<h2>\u25c7\u308f\u304b\u3063\u305f\u3053\u3068<\/h2>\n<p>\u3055\u3089\u306b\u516c\u5f0f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u300e <a href=\"https:\/\/docs.aws.amazon.com\/ja_jp\/AWSEC2\/latest\/UserGuide\/nvme-ebs-volumes.html\">Linux&nbsp;\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306e Amazon EBS \u304a\u3088\u3073 NVMe<\/a> \u300f\u3092\u305f\u3069\u308b\u3068\u30012017\u5e74\u4ee5\u964d\u306e\u6bd4\u8f03\u7684\u65b0\u3057\u3044&nbsp; Nitro System&nbsp; \uff08\u516c\u5f0f\u52d5\u753b\u306b\u3088\u308b\u3068\u767a\u97f3\u306f\u30cb\u30c8\u30ed\u3058\u3083\u306a\u304f\u3066\u30ca\u30a4\u30c8\u30ed\uff09\u306a\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306e\u5834\u5408\u306b\u3001<\/p>\n<pre class=\"\"> NVMe \u30c7\u30d0\u30a4\u30b9\u540d ( \/dev\/nvme[0-26]n1 )<\/pre>\n<p>\u306b\u306a\u308b\u3053\u3068\u304c\u5224\u660e\u3057\u307e\u3057\u305f\u3002\u3053\u306e\u8a18\u4e8b\u304b\u3089\u30ea\u30f3\u30af\u3055\u308c\u3066\u3044\u308b\u300e<a href=\"https:\/\/docs.aws.amazon.com\/ja_jp\/AWSEC2\/latest\/UserGuide\/instance-types.html#ec2-nitro-instances\">Nitro System \u4e0a\u306b\u69cb\u7bc9\u3055\u308c\u305f\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9<\/a>\u300f\u306b\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u30bf\u30a4\u30d7\u4e00\u89a7\u304c\u3042\u308a\u3001T3a\u3082\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3002\u306a\u308b\u307b\u3069\uff01<\/p>\n<p>&nbsp;<\/p>\n<h2>\u25c7\u691c\u8a0e\u3068\u89e3\u6c7a<\/h2>\n<p>\u3053\u3053\u304b\u3089\u3001\u30de\u30a6\u30f3\u30c8\u30c6\u30fc\u30d6\u30eb \/etc\/fstab&nbsp; \u306b\u5b9a\u7fa9\u3092\u66f8\u3044\u3066&nbsp; mount -a&nbsp; \u30b3\u30de\u30f3\u30c9\u3067\u30de\u30a6\u30f3\u30c8\u3059\u308b\u3001\u3068\u3044\u3046\u3088\u304f\u3042\u308b\u30b4\u30fc\u30eb\u3092\u76ee\u6307\u3057\u307e\u3059\u3002\u3044\u304f\u3064\u304b\u306e\u65b9\u6cd5\u306b\u3064\u3044\u3066\u4ef2\u9593\u3068\u793e\u5185\u30c1\u30e3\u30c3\u30c8\u3067\u691c\u8a0e\u3057\u307e\u3057\u305f\u3002<\/p>\n<h3>\u65b9\u6cd5\uff11\u3000\u30b7\u30f3\u30d7\u30eb\u306a\u3084\u308a\u65b9<\/h3>\n<p>lsblk \u306a\u3069OS\u5074\u304b\u3089\u898b\u3048\u308b\u30c7\u30d0\u30a4\u30b9\u540d\uff08\u4eca\u56de\u306a\u3089 \/dev\/nvme1n1 \uff09 \u3092 fstab&nbsp; \u3067\u76f4\u63a5\u6307\u5b9a\u3059\u308b\u65b9\u6cd5\u3067\u3059\u3002<\/p>\n<pre class=\"\"># \/etc\/fstab \u306b\u4ee5\u4e0b\u3092\u8ffd\u8a18\u3059\u308b\uff1f\n\n\/dev\/nvme1n1 \/mnt\/xvda ext4 defaults,nofail 0 0<\/pre>\n<p>\u4e0a\u8a18AWS\u516c\u5f0f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3067\u306f\u975e\u63a8\u5968\u3068\u3057\u3066\u66f8\u304b\u308c\u3066\u304a\u308a\u3001\u4eca\u56de\u306f\u898b\u9001\u308a\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n<h3>\u65b9\u6cd5\uff12\u3000UUID\u3092\u6307\u5b9a\u3059\u308b<\/h3>\n<p>\u4e0a\u8ff0\u306e\u304d\u3063\u304b\u3051\u306e\u90e8\u5206\u306b\u66f8\u3044\u305f\u3001\u516c\u5f0f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u63a8\u5968\u306e\u30b3\u30de\u30f3\u30c9\u3067 UUID \u3092\u5148\u306b\u8abf\u3079\u3066\u3001\u305d\u308c\u3092 fstab \u306b\u8ffd\u8a18\u3059\u308b\u65b9\u6cd5\u3067\u3059\u3002<\/p>\n<p>\u304c\u3001\u3088\u304f\u8003\u3048\u308b\u3068EBS\uff11\u3064\u306a\u3089\u3053\u308c\u3067\u826f\u3044\u306e\u3067\u3059\u304c\u3001\u8907\u6570\u3042\u308b\u3068\u304d\u306f\u5f15\u304d\u5f53\u3066\u304c\u9762\u5012\u3067\u3059\u3002\u305d\u308c\u306b\u3088\u304f\u8003\u3048\u308b\u3068\u3001\u4e0a\u8a18\u306e<\/p>\n<pre class=\"lang:sh decode:true \">sudo nvme id-ctrl -v \/dev\/nvme1n1<\/pre>\n<p>\u3092\u4f7f\u3046\u5834\u5408\u306b\u3057\u3066\u3082\u3001\u4e8b\u524d\u306b\u3069\u308c\u306b\u306a\u308b\u304b\u4e0d\u5b9a\u306a\u306f\u305a\u306e\u5f15\u6570\uff08&nbsp;\/dev\/nvme[0-26]n1 \uff09\u3092\u6307\u5b9a\u3057\u3066\u3044\u308b\u306e\u3067\u3001\u3061\u3087\u3063\u3068\u77db\u76fe\u3057\u3066\u3044\u308b\u3088\u3046\u306b\u3082\u601d\u3044\u307e\u3059\u3002<\/p>\n<p>\/dev \u3092\u30eb\u30fc\u30d7\u51e6\u7406\u3067\u8abf\u3079\u308b\u3057\u304b\u306a\u3044\u306e\u3067\u3057\u3087\u3046\u304b\u3002\u4e0a\u8a18\u306e NVMe \u306e\u89e3\u8aac\u306b\u306f\u3001<\/p>\n<blockquote><p>Amazon Linux \u306f\u30d6\u30ed\u30c3\u30af\u30c7\u30d0\u30a4\u30b9\u30de\u30c3\u30d4\u30f3\u30b0 \uff08\u305f\u3068\u3048\u3070\u3001\/dev\/sdf \uff09\u5185\u306e\u30c7\u30d0\u30a4\u30b9\u540d\u304b\u3089 NVMe \u30c7\u30d0\u30a4\u30b9\u540d\u3078\u306e\u30b7\u30f3\u30dc\u30ea\u30c3\u30af\u30ea\u30f3\u30af\u3092\u4f5c\u6210\u3057\u307e\u3059<\/p><\/blockquote>\n<p>\u3068\u306e\u8a18\u8f09\u304c\u3042\u308b\u306e\u3067\u3059\u304c\u3001\u4eca\u56de\u306f Ubuntu \u306a\u306e\u3067\u81ea\u529b\u3067\u3084\u308b\u3057\u304b\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<h3>\u65b9\u6cd5\uff13\u3000\u8eca\u8f2a\u3092\u63a2\u3059<\/h3>\n<p>nvme id-ctrl \u3067\u30eb\u30fc\u30d7\u3057\u3066\u76ee\u7684\u306e\u30c7\u30d0\u30a4\u30b9\u540d\u3092\u63a2\u3059\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u4f5c\u308b\u524d\u306b\u3001\u7d76\u5bfe\u306b\u8ab0\u304b\u65e2\u306b\u3084\u3063\u3066\u308b\u3060\u308d\u3046\u3068\u691c\u7d22\u3059\u308b\u3068\u3001\u6848\u306e\u5b9a\u516c\u958b\u3057\u3066\u304f\u3060\u3055\u3063\u3066\u308b\u65b9\u304c\u3059\u3067\u306b\u304a\u3089\u308c\u307e\u3057\u305f\u3002<br \/>\n<a href=\"https:\/\/github.com\/transferwise\/ansible-ebs-automatic-nvme-mapping\">https:\/\/github.com\/transferwise\/ansible-ebs-automatic-nvme-mapping<\/a><br \/>\n\u3053\u306e ebs-nvme-mapping.sh \u3092\u6d41\u305b\u3070\u3001\uff08\u518d\u8d77\u52d5\u3059\u308b\u307e\u3067\u4e00\u6642\u7684\u3067\u3059\u304c\uff09Amazon Linux \u306e\u3088\u3046\u306b NVMe \u30c7\u30d0\u30a4\u30b9\u540d\u3078\u306e\u30b7\u30f3\u30dc\u30ea\u30c3\u30af\u30ea\u30f3\u30af\u304c\u4f5c\u3089\u308c\u307e\u3059\u3002<\/p>\n<p>\u305d\u3053\u304b\u3089\u304a\u76ee\u5f53\u3066\u306e\u30c7\u30d0\u30a4\u30b9\u3060\u3051\u3001UUID \u3092 wipefs \u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u3063\u3066\u30c7\u30d0\u30a4\u30b9\u540d\u304b\u3089\u4e00\u672c\u91e3\u308a\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"\">wipefs -i \/dev\/xvda -O UUID<\/pre>\n<p>\u305d\u306e\u7d50\u679c\u3092 \/etc\/fstab \u30de\u30a6\u30f3\u30c8\u30c6\u30fc\u30d6\u30eb\u3078 UUID \u6307\u5b9a\u3067\u8ffd\u8a18\u3059\u308b\u3053\u3068\u3067\u3001\u7121\u4e8b\u30b4\u30fc\u30eb\u3067\u304d\u307e\u3057\u305f\u3002<\/p>\n<pre class=\"\"># \/etc\/fstab \u76ee\u6307\u3059\u5f62\n\nUUID=\"XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX\" \/mnt\/xvda ext4 defaults,nofail 0 0<\/pre>\n<p>\u518d\u8d77\u52d5\u5f8c\u3067\u3082 UUID \u3060\u3051\u3042\u308c\u3070\u5927\u4e08\u592b\u3067\u3059\u3002<\/p>\n<h2>\u304a\u307e\u3051\uff11\u3000EC2 \u306eUser data<\/h2>\n<p>\u53c2\u8003\u307e\u3067\u306b\u3001\u69cb\u7bc9\u6642\u306eUser data\u304b\u3089\u8a72\u5f53\u7b87\u6240\u3060\u3051\u8ee2\u8a18\u3057\u307e\u3059\u3002<\/p>\n<p>\u203b\u5b9f\u969b\u306f CloudFormation \u306e\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u30d5\u30a1\u30a4\u30eb\u3067\u6307\u5b9a\u3057\u3066\u3044\u307e\u3057\u305f\u3002AWS \u30de\u30cd\u30b8\u30e1\u30f3\u30c8\u30b3\u30f3\u30bd\u30fc\u30eb\u3067\u69cb\u7bc9\u3059\u308b\u969b\u306f\u3001\u30e6\u30fc\u30b6\u30fc\u30c7\u30fc\u30bf\u30fc\u6b04\u306b\u5165\u308c\u3066\u304f\u3060\u3055\u3044\u3002\u3053\u306e\u76f4\u524d\u3067 s3 \u306b\u914d\u7f6e\u3057\u305f\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u30b9\u30af\u30ea\u30d7\u30c8\u7fa4\u3092\u30b3\u30d4\u30fc\u3057\u3066\u304a\u308a\u3001ebs-nvme-mapping.sh \u3082\u305d\u3053\u306b\u5165\u308c\u3066\u4e8b\u524d\u306b\u914d\u7f6e\u3057\u3066\u3044\u305f\u306e\u3067\u4e0b\u8a18\u306a\u306e\u3067\u3059\u304c\u3001\u3082\u3057 S3 \u306a\u3069\u4f7f\u3063\u3066\u30d5\u30a1\u30a4\u30eb\u3092\u914d\u7f6e\u3059\u308b\u306e\u304c\u9762\u5012\u306a\u3089\u3001\u76f4\u63a5 sh \u306e for \u4ee5\u4e0b\u3092\u57cb\u3081\u8fbc\u3093\u3067\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>\u203b\u69cb\u7bc9\u5f8c\u306b\u6d41\u3059\u5834\u5408\u306f\u305d\u308c\u305e\u308c\u30b3\u30de\u30f3\u30c9\u3054\u3068\u306b sudo \u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<pre class=\"lang:sh decode:true\">.\/ebs-nvme-mapping.sh\nmkfs.ext4 \/dev\/xvda\nmkdir \/mnt\/xvda\necho -e \"UUID=$(wipefs -i \/dev\/xvda -O UUID)\\t\/mnt\/xvda\\text4\\tdefaults\\t0\\t0\" | tee -a \/etc\/fstab\nmount -a<\/pre>\n<p>&nbsp;<\/p>\n<h2>\u304a\u307e\u3051\uff12<\/h2>\n<p>\u3053\u306e\u4ef6\u3067\u4eba\u751f\u3067\u521d\u3081\u3066 wipefs \u3092\u4f7f\u3044\u307e\u3057\u305f\u3002<br \/>\n\u4e0a\u8a18\u306e\u30b9\u30af\u30ea\u30d7\u30c8\u3067\u6b32\u3057\u3044\u306e\u306f UUID \u3060\u3051\u306a\u306e\u3067\u3001\u30d8\u30c3\u30c0\u884c\u7701\u7565\u306e noheadings \u306e\u3088\u3046\u306a\u30aa\u30d7\u30b7\u30e7\u30f3\u304c\u3042\u308b\u3060\u308d\u3046\u3068 man wipefs \u3057\u307e\u3057\u305f\u3002<\/p>\n<pre class=\"lang:sh decode:true\">$ man wipefs | grep -n5 'noheadings'\n43- Display help text and exit.\n44-\n45- -J, --json\n46- Use JSON output format.\n47-\n48: -n, --noheadings\n49- Do not print a header line.\n50-\n51- -O, --output list\n52- Specify which output columns to print. Use --help to get a list of all supported columns.<\/pre>\n<p><a href=\"http:\/\/manpages.ubuntu.com\/manpages\/focal\/man8\/wipefs.8.html\">\u203b http:\/\/manpages.ubuntu.com\/manpages\/focal\/man8\/wipefs.8.html <\/a>\uff08focal \u306f Ubuntu20.04 \u306e\u958b\u767a\u30b3\u30fc\u30c9\u3067\u3059\uff09\u306e\u901a\u308a\u3001Ubuntu\u516c\u5f0f\u30b5\u30a4\u30c8\u3067\u3082\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>noheadings \u3067\u691c\u7d22\u3057\u3066\u898b\u3048\u305f\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u3064\u3051\u3066<\/p>\n<pre class=\"\"> wipefs -n \/dev\/xvda -O UUID #\u3046\u307e\u304f\u3044\u304b\u306a\u3044<\/pre>\n<p>\u3068\u3057\u305f\u306e\u3067\u3059\u304c\u3001\u307e\u3063\u305f\u304f\u30d8\u30c3\u30c0\u884c\u304c\u7701\u7565\u3055\u308c\u306a\u3044\u305f\u3081\u3001\u3055\u3089\u306b5\u5206\u307b\u3069\u60a9\u307f\u307e\u3057\u305f\u3002\u3060\u3063\u3066 noheadings \u306e n \u3067\u9055\u548c\u611f\u306a\u3044\u3067\u3059\u3057\u2026\u2026\u3002<\/p>\n<p>\u304a\u304b\u3057\u3044\u306a\u3001\u3068\u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3\u30d8\u30eb\u30d7\u51fa\u3057\u3066\u6c17\u304c\u4ed8\u304d\u307e\u3057\u305f\u3002\u307e\u3055\u304b\u306e man TYPO \u3067\u3059\u3002<\/p>\n<pre class=\"lang:sh decode:true \">$ wipefs --help\n\nUsage:\nwipefs [options] &lt;device&gt;\n\nWipe signatures from a device.\n\nOptions:\n-a, --all wipe all magic strings (BE CAREFUL!)\n-b, --backup create a signature backup in $HOME\n-f, --force force erasure\n-i, --noheadings don't print headings\n-J, --json use JSON output format\n-n, --no-act do everything except the actual write() call\n-o, --offset &lt;num&gt; offset to erase, in bytes<\/pre>\n<p>\u3044\u307e\u632f\u308a\u8fd4\u3063\u3066\u3053\u306e\u8a18\u4e8b\u3092\u66f8\u3044\u3066\u3044\u3066\u601d\u3044\u51fa\u3057\u305f\u306e\u3067\u30d0\u30b0\u30ec\u30dd\u30fc\u30c8\u306b\u5831\u544a\u3057\u3088\u3046\u3068\u672c\u5bb6\u3092\u898b\u306b\u884c\u3063\u305f\u3089\u3001\u65e2\u306b\u76f4\u3063\u3066\u3044\u307e\u3057\u305f\u3002<br \/>\n<a href=\"https:\/\/cdn.kernel.org\/pub\/linux\/utils\/util-linux\/v2.35\/v2.35.2-ChangeLog\">https:\/\/cdn.kernel.org\/pub\/linux\/utils\/util-linux\/v2.35\/v2.35.2-ChangeLog<\/a><\/p>\n<p>Ubuntu \u306b\u3082\u3001Ubuntu20.10 \u3067\u53d6\u308a\u8fbc\u307e\u308c\u3066\u307e\u3057\u305f\u3002\u305f\u3060 Ubuntu \u5074\u306e ChangeLog \u306b\u3082\u8a18\u8f09\u306f\u7121\u304f\u3001\u30de\u30fc\u30b8\u4e3b\u306f Diff \u6642\u306b\u898b\u3066\u306f\u3044\u308b\u3067\u3057\u3087\u3046\u304c\u30b9\u30eb\u30fc\u3055\u308c\u3066\u304a\u308a\u3001\u304a\u305d\u3089\u304f\u8ab0\u306b\u3082\u6c17\u306b\u3082\u3055\u308c\u305a\u3072\u3063\u305d\u308a\u3068\u76f4\u3063\u3066\u3044\u305f\u3088\u3046\u3067\u3059\u3002<\/p>\n<p>\u5b66\u751f\u6642\u4ee3\u306b\u8aad\u3093\u3060\u3001<a href=\"http:\/\/0xcc.net\/blog\/archives\/000196.html\">\u30e4\u30c3\u30af\u30b7\u30a7\u30fc\u30d3\u30f3\u30b0\u306e\u8a71[1]&nbsp;<\/a>\u3092\u601d\u3044\u51fa\u3057\u307e\u3057\u305f\u3002<\/p>\n<h2>\u53c2\u8003\u6587\u732e<\/h2>\n<p>[1] \u9ad8\u6797\u54f2\u3055\u3093\uff08\u65e5\u672c\u8a9e\u306e\u5168\u6587\u691c\u7d22\u30b7\u30b9\u30c6\u30e0Namazu\u306e\u539f\u4f5c\u8005\u3055\u3093\uff09\u306e\u30d6\u30ed\u30b0\u8a18\u4e8b<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u3053\u3093\u306b\u3061\u306f\uff01 \u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30b7\u30e7\u30f3\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u4e8b\u696d\u90e8 \u958b\u767a\u90e8\u306e\u85e4\u4e95\u3067\u3059\u3002\u521d\u6295\u7a3f\u3068\u306a\u308a\u307e\u3059\u3002 \u5f0a\u793e\u3067\u306fAWS\u3092\u7528\u3044\u305f\u6848\u4ef6\u304c\u591a\u304f\u3001\u79c1\u306e\u6240\u5c5e\u90e8\u7f72\u3067\u3082\u3001AWS\u7528\u8a9e\u304c\u89e3\u8aac\u7121\u3057\u3067\u666e\u901a\u306b\u98db\u3073\u4ea4\u3044\u307e\u3059\u3002 \u79c1\u306f\u6628\u5e74\uff19\u6708\u306b\u30a8\u30b3\u30e2\u30c3\u30c8\u3078\u5165\u793e\u3059 [&hellip;]<\/p>\n","protected":false},"author":94,"featured_media":8256,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[27],"tags":[24],"_links":{"self":[{"href":"https:\/\/www.ecomottblog.com\/index.php?rest_route=\/wp\/v2\/posts\/8255"}],"collection":[{"href":"https:\/\/www.ecomottblog.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ecomottblog.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ecomottblog.com\/index.php?rest_route=\/wp\/v2\/users\/94"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ecomottblog.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=8255"}],"version-history":[{"count":18,"href":"https:\/\/www.ecomottblog.com\/index.php?rest_route=\/wp\/v2\/posts\/8255\/revisions"}],"predecessor-version":[{"id":8275,"href":"https:\/\/www.ecomottblog.com\/index.php?rest_route=\/wp\/v2\/posts\/8255\/revisions\/8275"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.ecomottblog.com\/index.php?rest_route=\/wp\/v2\/media\/8256"}],"wp:attachment":[{"href":"https:\/\/www.ecomottblog.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=8255"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ecomottblog.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=8255"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ecomottblog.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=8255"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}