{"id":34895,"date":"2024-08-19T16:11:08","date_gmt":"2024-08-19T09:11:08","guid":{"rendered":"http:\/\/jupitek.maudemo.vip\/index.php\/2024\/08\/19\/copy-a-disk-to-a-different\/"},"modified":"2026-05-14T10:29:33","modified_gmt":"2026-05-14T09:29:33","slug":"copy-a-disk-to-a-different","status":"publish","type":"post","link":"https:\/\/jupitek.maudemo.vip\/index.php\/2024\/08\/19\/copy-a-disk-to-a-different\/","title":{"rendered":"Sao ch\u00e9p \u0111\u0129a sang m\u1ed9t \u0111\u0129a kh\u00e1c"},"content":{"rendered":"<p>Truy\u1ec1n c\u00e1c l\u1ec7nh SSH t\u1edbi c\u00e1c ti\u1ec7n \u00edch nh\u01b0 dd, gzip ho\u1eb7c rsync l\u00e0 m\u1ed9t c\u00e1ch d\u1ec5 d\u00e0ng \u0111\u1ec3 sao ch\u00e9p d\u1eef li\u1ec7u c\u1ee7a Phi\u00ean b\u1ea3n \u0111i\u1ec7n to\u00e1n v\u00e0o m\u1ed9t t\u1ec7p duy nh\u1ea5t \u0111\u1ec3 tr\u00edch xu\u1ea5t sau n\u00e0y. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 sao l\u01b0u hi\u1ec7u qu\u1ea3 \u1ed5 \u0111\u0129a Phi\u00ean b\u1ea3n \u0111i\u1ec7n to\u00e1n c\u1ee7a b\u1ea1n ho\u1eb7c di chuy\u1ec3n h\u1ec7 th\u1ed1ng \u0111\u00e3 c\u00e0i \u0111\u1eb7t c\u1ee7a b\u1ea1n sang c\u00e1c phi\u00ean b\u1ea3n kh\u00e1c.<\/p>\n<p>H\u01b0\u1edbng d\u1eabn n\u00e0y tr\u00ecnh b\u00e0y c\u00e1ch t\u1ea3i t\u1ec7p <code>.img <\/code>xu\u1ed1ng m\u00e1y t\u00ednh c\u1ee7a b\u1ea1n qua SSH ch\u1ee9a b\u1ea3n sao c\u1ea5p kh\u1ed1i c\u1ee7a thi\u1ebft b\u1ecb \u0111\u0129a c\u1ee7a Phi\u00ean b\u1ea3n \u0111i\u1ec7n to\u00e1n \u0111\u01b0\u1ee3c t\u1ea1o b\u1eb1ng <code>dd.<\/code><\/p>\n<p class=\"has-background\" style=\"background-color:#e3edf2\">N\u1ebfu l\u01b0\u1ee3ng d\u1eef li\u1ec7u tr\u00ean \u0111\u0129a c\u1ee7a b\u1ea1n nh\u1ecf h\u01a1n nhi\u1ec1u so v\u1edbi k\u00edch th\u01b0\u1edbc c\u1ee7a \u0111\u0129a th\u00ec vi\u1ec7c t\u1ea3i xu\u1ed1ng m\u1ed9t b\u1ea3n sao c\u00f3 dd c\u00f3 th\u1ec3 m\u1ea5t nhi\u1ec1u th\u1eddi gian h\u01a1n vi\u1ec7c ch\u1ec9 t\u1ea3i xu\u1ed1ng c\u00e1c t\u1ec7p c\u1ee7a b\u1ea1n. N\u1ebfu b\u1ea1n mu\u1ed1n t\u1ea3i xu\u1ed1ng c\u00e1c t\u1ec7p ho\u1eb7c th\u01b0 m\u1ee5c ri\u00eang l\u1ebb, h\u00e3y xem l\u1ea1i c\u00e1c t\u00f9y ch\u1ecdn \u0111\u01b0\u1ee3c li\u1ec7t k\u00ea trong h\u01b0\u1edbng d\u1eabn T\u1ea3i xu\u1ed1ng t\u1ec7p t\u1eeb phi\u00ean b\u1ea3n \u0111i\u1ec7n to\u00e1n c\u1ee7a b\u1ea1n v\u00e0 Sao l\u01b0u d\u1eef li\u1ec7u c\u1ee7a b\u1ea1n.<\/p>\n<p><strong>T\u1ea3i xu\u1ed1ng \u0111\u0129a qua SSH<\/strong><\/p>\n<p>H\u01b0\u1edbng d\u1eabn n\u00e0y ch\u1ec9 cho b\u1ea1n c\u00e1ch t\u1ea3i \u1ea3nh \u0111\u0129a c\u1ee7a Phi\u00ean b\u1ea3n \u0111i\u1ec7n to\u00e1n qua SSH xu\u1ed1ng m\u1ed9t h\u1ec7 th\u1ed1ng nh\u1eadn ri\u00eang bi\u1ec7t, ch\u1eb3ng h\u1ea1n nh\u01b0 m\u00e1y t\u00ednh c\u00e1 nh\u00e2n ho\u1eb7c Phi\u00ean b\u1ea3n \u0111i\u1ec7n to\u00e1n kh\u00e1c. \u0110i\u1ec1u n\u00e0y \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n b\u1eb1ng c\u00e1ch th\u1ef1c thi c\u00e1c l\u1ec7nh tr\u00ean c\u1ea3 h\u1ec7 th\u1ed1ng g\u1ed1c (Phi\u00ean b\u1ea3n \u0111i\u1ec7n to\u00e1n n\u01a1i l\u01b0u tr\u1eef \u0111\u0129a c\u1ee7a b\u1ea1n) v\u00e0 h\u1ec7 th\u1ed1ng \u0111\u00edch s\u1ebd nh\u1eadn \u0111\u01b0\u1ee3c b\u1ea3n sao c\u1ee7a h\u00ecnh \u1ea3nh n\u00e0y.<\/p>\n<p>M\u1eb7c d\u00f9 h\u01b0\u1edbng d\u1eabn n\u00e0y \u0111\u01b0\u1ee3c vi\u1ebft \u0111\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c m\u00e1y t\u00ednh ch\u1ea1y Linux l\u00e0m h\u1ec7 \u0111i\u1ec1u h\u00e0nh, nh\u01b0ng n\u1ebfu h\u1ec7 th\u1ed1ng nh\u1eadn ch\u1ea1y Microsoft Windows th\u00ec c\u00f3 nhi\u1ec1u gi\u1ea3i ph\u00e1p SSH c\u00f3 s\u1eb5n nh\u01b0 Cygwin v\u00e0 PuTTY m\u00e0 b\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng \u0111\u1ec3 ho\u00e0n t\u1ea5t quy tr\u00ecnh n\u00e0y.<\/p>\n<p><strong>Kh\u1edfi \u0111\u1ed9ng v\u00e0o Ch\u1ebf \u0111\u1ed9 c\u1ee9u h\u1ed9<\/strong><\/p>\n<ul>\n<li>Kh\u1edfi \u0111\u1ed9ng Phi\u00ean b\u1ea3n \u0111i\u1ec7n to\u00e1n g\u1ed1c v\u00e0o Ch\u1ebf \u0111\u1ed9 c\u1ee9u h\u1ed9 v\u00e0 k\u1ebft n\u1ed1i v\u1edbi n\u00f3 b\u1eb1ng Lish.<\/li>\n<li>\u0110\u1eb7t m\u1eadt kh\u1ea9u root cho h\u1ec7 th\u1ed1ng c\u1ee9u h\u1ed9 v\u00e0 kh\u1edfi \u0111\u1ed9ng m\u00e1y ch\u1ee7 SSH:<\/li>\n<\/ul>\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" loading=\"lazy\" width=\"974\" height=\"88\" src=\"http:\/\/jupitek.maudemo.vip\/wp-content\/uploads\/2026\/05\/image-49.png\" alt=\"\" class=\"wp-image-1342\" srcset=\"http:\/\/jupitek.maudemo.vip\/wp-content\/uploads\/2026\/05\/image-49.png 974w, http:\/\/jupitek.maudemo.vip\/wp-content\/uploads\/2026\/05\/image-49-300x27-1.png 300w, http:\/\/jupitek.maudemo.vip\/wp-content\/uploads\/2026\/05\/image-49-768x69-1.png 768w\" sizes=\"auto, (max-width: 974px) 100vw, 974px\" \/><\/figure>\n<p><strong>Sao ch\u00e9p v\u00e0 t\u1ea3i xu\u1ed1ng \u0111\u0129a<\/strong><\/p>\n<ul>\n<li>Chu\u1ea9n b\u1ecb h\u1ec7 th\u1ed1ng \u0111\u00edch \u0111\u1ec3 t\u1ea3i xu\u1ed1ng \u1ea3nh \u0111\u0129a b\u1eb1ng c\u00e1ch x\u00e1c minh r\u1eb1ng SSH \u0111\u00e3 \u0111\u01b0\u1ee3c c\u00e0i \u0111\u1eb7t. Theo m\u1eb7c \u0111\u1ecbnh, h\u1ea7u h\u1ebft c\u00e1c h\u1ec7 th\u1ed1ng gi\u1ed1ng Linux\/Unix \u0111\u1ec1u bao g\u1ed3m OpenSSH trong c\u01a1 s\u1edf g\u00f3i c\u1ee7a ch\u00fang.<\/li>\n<\/ul>\n<ul>\n<li>Sao ch\u00e9p \u0111\u0129a qua SSH t\u1eeb h\u1ec7 th\u1ed1ng g\u1ed1c sang h\u1ec7 th\u1ed1ng \u0111\u00edch. Ch\u1ea1y l\u1ec7nh sau tr\u00ean h\u1ec7 th\u1ed1ng \u0111\u00edch, thay th\u1ebf 192.0.2.9 b\u1eb1ng \u0111\u1ecba ch\u1ec9 IP c\u1ee7a Phi\u00ean b\u1ea3n \u0111i\u1ec7n to\u00e1n g\u1ed1c v\u00e0 \/home\/archive\/linode.img b\u1eb1ng \u0111\u01b0\u1eddng d\u1eabn m\u00e0 b\u1ea1n mu\u1ed1n l\u01b0u tr\u1eef \u0111\u0129a.<\/li>\n<\/ul>\n<pre class=\"wp-block-code\"><code>ssh root@192.0.2.9 \"dd if=\/dev\/sda \" | dd of=\/home\/archive\/linode.img status=progress<\/code><\/pre>\n<ul>\n<li>H\u1ec7 th\u1ed1ng \u0111\u00edch hi\u1ec7n \u0111\u00e3 \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi Phi\u00ean b\u1ea3n \u0111i\u1ec7n to\u00e1n, nh\u1eafc b\u1ea1n x\u00e1c minh r\u1eb1ng d\u1ea5u v\u00e2n tay c\u1ee7a kh\u00f3a SSH l\u00e0 h\u1ee3p l\u1ec7. N\u1ebfu h\u1ee3p l\u1ec7, g\u00f5 c\u00f3 v\u00e0 nh\u1ea5n Enter \u0111\u1ec3 ti\u1ebfp t\u1ee5c:<\/li>\n<\/ul>\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" loading=\"lazy\" width=\"966\" height=\"153\" src=\"http:\/\/jupitek.maudemo.vip\/wp-content\/uploads\/2026\/05\/image-50.png\" alt=\"\" class=\"wp-image-1343\" srcset=\"http:\/\/jupitek.maudemo.vip\/wp-content\/uploads\/2026\/05\/image-50.png 966w, http:\/\/jupitek.maudemo.vip\/wp-content\/uploads\/2026\/05\/image-50-300x48-1.png 300w, http:\/\/jupitek.maudemo.vip\/wp-content\/uploads\/2026\/05\/image-50-768x122-1.png 768w\" sizes=\"auto, (max-width: 966px) 100vw, 966px\" \/><\/figure>\n<ul>\n<li>H\u1ec7 th\u1ed1ng \u0111\u00edch \u0111\u01b0\u1ee3c nh\u1eafc nh\u1eadp m\u1eadt kh\u1ea9u g\u1ed1c m\u00e0 b\u1ea1n \u0111\u00e3 t\u1ea1o cho Phi\u00ean b\u1ea3n \u0111i\u1ec7n to\u00e1n g\u1ed1c \u1edf Ch\u1ebf \u0111\u1ed9 c\u1ee9u h\u1ed9. Nh\u1eadp m\u1eadt kh\u1ea9u n\u00e0y ngay b\u00e2y gi\u1edd:<\/li>\n<\/ul>\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" loading=\"lazy\" width=\"964\" height=\"135\" src=\"http:\/\/jupitek.maudemo.vip\/wp-content\/uploads\/2026\/05\/image-51.png\" alt=\"\" class=\"wp-image-1344\" srcset=\"http:\/\/jupitek.maudemo.vip\/wp-content\/uploads\/2026\/05\/image-51.png 964w, http:\/\/jupitek.maudemo.vip\/wp-content\/uploads\/2026\/05\/image-51-300x42-1.png 300w, http:\/\/jupitek.maudemo.vip\/wp-content\/uploads\/2026\/05\/image-51-768x108-1.png 768w\" sizes=\"auto, (max-width: 964px) 100vw, 964px\" \/><\/figure>\n<p>Khi qu\u00e1 tr\u00ecnh truy\u1ec1n ho\u00e0n t\u1ea5t, b\u1ea1n s\u1ebd th\u1ea5y k\u1ebft qu\u1ea3 t\u00f3m t\u1eaft t\u01b0\u01a1ng t\u1ef1 nh\u01b0 k\u1ebft qu\u1ea3 b\u00ean d\u01b0\u1edbi:<\/p>\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" loading=\"lazy\" width=\"965\" height=\"160\" src=\"http:\/\/jupitek.maudemo.vip\/wp-content\/uploads\/2026\/05\/image-52.png\" alt=\"\" class=\"wp-image-1345\" srcset=\"http:\/\/jupitek.maudemo.vip\/wp-content\/uploads\/2026\/05\/image-52.png 965w, http:\/\/jupitek.maudemo.vip\/wp-content\/uploads\/2026\/05\/image-52-300x50-1.png 300w, http:\/\/jupitek.maudemo.vip\/wp-content\/uploads\/2026\/05\/image-52-768x127-1.png 768w\" sizes=\"auto, (max-width: 965px) 100vw, 965px\" \/><\/figure>\n<p>Sao ch\u00e9p \u0111\u0129a c\u1ee7a b\u1ea1n c\u00f3 th\u1ec3 m\u1ea5t m\u1ed9t l\u00fac. N\u1ebfu b\u1ea1n c\u00f3 k\u1ebft n\u1ed1i Internet ch\u1eadm, h\u00e3y th\u00eam t\u00f9y ch\u1ecdn -C v\u00e0o l\u1ec7nh SSH \u0111\u1ec3 b\u1eadt t\u00ednh n\u0103ng n\u00e9n gzip \u1ea3nh \u0111\u0129a. N\u1ebfu b\u1ea1n nh\u1eadn \u0111\u01b0\u1ee3c th\u00f4ng b\u00e1o Ghi kh\u00f4ng th\u00e0nh c\u00f4ng: L\u1ed7i \u0111\u01b0\u1eddng \u1ed1ng b\u1ecb h\u1ecfng, h\u00e3y l\u1eb7p l\u1ea1i quy tr\u00ecnh n\u00e0y.<\/p>\n<p><strong>X\u00e1c minh \u0111\u0129a<\/strong><\/p>\n<p>Sau khi qu\u00e1 tr\u00ecnh sao ch\u00e9p ho\u00e0n t\u1ea5t, h\u00e3y x\u00e1c minh b\u1eb1ng c\u00e1ch g\u1eafn h\u00ecnh \u1ea3nh v\u00e0o h\u1ec7 th\u1ed1ng nh\u1eadn b\u1eb1ng c\u00e1c l\u1ec7nh sau:<\/p>\n<ul>\n<li>Chuy\u1ec3n sang ng\u01b0\u1eddi d\u00f9ng g\u1ed1c:<\/li>\n<\/ul>\n<pre class=\"wp-block-code\"><code>su<\/code><\/pre>\n<ul>\n<li>t\u1ea1o th\u01b0 m\u1ee5c \u0111\u1ec3 g\u1eafn \u0111\u0129a:<\/li>\n<\/ul>\n<pre class=\"wp-block-code\"><code>mkdir linode<\/code><\/pre>\n<ul>\n<li>G\u1eafn \u0111\u0129a v\u00e0o th\u01b0 m\u1ee5c \u0111\u00e3 t\u1ea1o \u1edf b\u01b0\u1edbc tr\u01b0\u1edbc. Thay linode.img b\u1eb1ng t\u00ean \u0111\u0129a c\u1ee7a Compute Instance c\u1ee7a b\u1ea1n.<\/li>\n<\/ul>\n<pre class=\"wp-block-code\"><code>mount -o loop linode.img linode<br><\/code><\/pre>\n<ul>\n<li>Li\u1ec7t k\u00ea c\u00e1c th\u01b0 m\u1ee5c tr\u00ean \u0111\u0129a \u0111\u1ec3 ch\u1ec9 ra xem m\u1ecdi th\u1ee9 \u0111\u00e3 \u0111\u01b0\u1ee3c chuy\u1ec3n hay ch\u01b0a. \u0110\u1ea7u ra c\u1ee7a ls t\u01b0\u01a1ng t\u1ef1 nh\u01b0 b\u00ean d\u01b0\u1edbi:<\/li>\n<\/ul>\n<pre class=\"wp-block-code\"><code>ls linode<\/code><\/pre>\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" loading=\"lazy\" width=\"964\" height=\"141\" src=\"http:\/\/jupitek.maudemo.vip\/wp-content\/uploads\/2026\/05\/image-53.png\" alt=\"\" class=\"wp-image-1346\" srcset=\"http:\/\/jupitek.maudemo.vip\/wp-content\/uploads\/2026\/05\/image-53.png 964w, http:\/\/jupitek.maudemo.vip\/wp-content\/uploads\/2026\/05\/image-53-300x44-1.png 300w, http:\/\/jupitek.maudemo.vip\/wp-content\/uploads\/2026\/05\/image-53-768x112-1.png 768w\" sizes=\"auto, (max-width: 964px) 100vw, 964px\" \/><\/figure>\n<p><strong>T\u1ea3i \u0111\u0129a l\u00ean qua SSH<\/strong><\/p>\n<p>Trong m\u1ed9t s\u1ed1 tr\u01b0\u1eddng h\u1ee3p, c\u1ea7n ph\u1ea3i t\u1ea3i \u1ea3nh \u0111\u0129a c\u1ee7a b\u1ea1n l\u00ean m\u00e1y ch\u1ee7 m\u1edbi. V\u00ed d\u1ee5: n\u1ebfu tr\u01b0\u1edbc \u0111\u00e2y b\u1ea1n \u0111\u00e3 t\u1ea3i xu\u1ed1ng \u0111\u0129a c\u1ee7a Phi\u00ean b\u1ea3n \u0111i\u1ec7n to\u00e1n v\u00e0 x\u00f3a phi\u00ean b\u1ea3n \u0111\u00f3 \u0111\u1ec3 t\u1ea1m d\u1eebng t\u00ednh ph\u00ed tr\u00ean \u0111\u00f3, th\u00ec b\u1ea1n c\u00f3 th\u1ec3 t\u1ea1o Phi\u00ean b\u1ea3n \u0111i\u1ec7n to\u00e1n m\u1edbi v\u00e0o m\u1ed9t ng\u00e0y sau \u0111\u00f3 v\u00e0 t\u1ea3i \u0111\u0129a l\u00ean \u0111\u1ec3 ti\u1ebfp t\u1ee5c d\u1ecbch v\u1ee5 c\u1ee7a m\u00ecnh. Ph\u1ea7n n\u00e0y c\u1ee7a h\u01b0\u1edbng d\u1eabn gi\u1ea3 \u0111\u1ecbnh r\u1eb1ng b\u1ea1n \u0111ang t\u1ea1o Phi\u00ean b\u1ea3n \u0111i\u1ec7n to\u00e1n m\u1edbi v\u1edbi \u1ed5 \u0111\u0129a ch\u00ednh v\u00e0 \u1ed5 \u0111\u0129a trao \u0111\u1ed5i m\u1eb7c \u0111\u1ecbnh nh\u01b0 \u0111\u01b0\u1ee3c n\u00eau trong T\u1ea1o Phi\u00ean b\u1ea3n \u0111i\u1ec7n to\u00e1n.<\/p>\n<ul>\n<li>Sau khi b\u1ea1n \u0111\u00e3 t\u1ea1o m\u1ed9t Compute Instance c\u00f3 \u0111\u1ee7 dung l\u01b0\u1ee3ng \u0111\u0129a \u0111\u1ec3 ch\u1ee9a \u1ea3nh \u0111\u0129a c\u1ee7a m\u00ecnh, h\u00e3y chu\u1ea9n b\u1ecb cho instance m\u1edbi \u0111\u1ec3 nh\u1eadn \u1ea3nh n\u00e0y. Vi\u1ec7c n\u00e0y \u0111\u01b0\u1ee3c ho\u00e0n t\u1ea5t b\u1eb1ng c\u00e1ch \u0111\u1ea7u ti\u00ean x\u00f3a \u0111\u0129a ch\u00ednh \u0111\u01b0\u1ee3c t\u1ea1o theo m\u1eb7c \u0111\u1ecbnh v\u00e0 gi\u1eef l\u1ea1i \u0111\u0129a ho\u00e1n \u0111\u1ed5i. \u0110\u0129a ho\u00e1n \u0111\u1ed5i th\u01b0\u1eddng c\u00f3 k\u00edch th\u01b0\u1edbc b\u1eaft \u0111\u1ea7u l\u00e0 256 MB ho\u1eb7c 512 MB, nh\u01b0ng c\u00f3 th\u1ec3 l\u1edbn h\u01a1n ho\u1eb7c nh\u1ecf h\u01a1n t\u00f9y thu\u1ed9c v\u00e0o nhu c\u1ea7u c\u1ee7a b\u1ea1n.<\/li>\n<\/ul>\n<ul>\n<li>Truy c\u1eadp Compute Instance c\u1ee7a b\u1ea1n th\u00f4ng qua Cloud Manager. Nh\u1ea5p v\u00e0o tab Storage \u0111\u1ec3 \u0111i\u1ec1u h\u01b0\u1edbng \u0111\u1ebfn ph\u1ea7n Disks.<\/li>\n<\/ul>\n<ul>\n<li>Tr\u00ean trang ti\u1ebfp theo trong menu Disks, h\u00e3y ch\u1ecdn d\u1ea5u ba ch\u1ea5m b\u00ean c\u1ea1nh b\u1ea5t k\u1ef3 \u0111\u0129a ch\u00ednh n\u00e0o b\u1ea1n \u0111ang thay th\u1ebf v\u00e0 ch\u1ecdn Delete.<\/li>\n<\/ul>\n<ul>\n<li>Ti\u1ebfp theo, ch\u1ecdn Add a Disk.<\/li>\n<\/ul>\n<ul>\n<li>B\u1ea3ng Add a Disk xu\u1ea5t hi\u1ec7n. Ch\u1ecdn t\u00f9y ch\u1ecdn Create Empty Disk, nh\u1eadp m\u1ed9t Label m\u00e0 b\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng l\u00e0m m\u00e3 \u0111\u1ecbnh danh c\u00e1 nh\u00e2n, ch\u1ecdn h\u1ec7 th\u1ed1ng t\u1ec7p kh\u1edbp v\u1edbi \u0111\u1ecbnh d\u1ea1ng c\u1ee7a \u0111\u0129a \u0111\u00e3 t\u1ea3i xu\u1ed1ng qua SSH v\u00e0 nh\u1eadp Size \u0111\u1ee7 l\u1edbn \u0111\u1ec3 ch\u1ee9a n\u1ed9i dung c\u1ee7a \u0111\u0129a b\u1ea1n \u0111ang t\u1ea3i l\u00ean. Nh\u1ea5p v\u00e0o Save Changes.<\/li>\n<\/ul>\n<ul>\n<li>Kh\u1edfi \u0111\u1ed9ng l\u1ea1i Phi\u00ean b\u1ea3n \u0111i\u1ec7n to\u00e1n c\u1ee7a b\u1ea1n v\u00e0o Ch\u1ebf \u0111\u1ed9 c\u1ee9u h\u1ed9 v\u00e0 kh\u1edfi \u0111\u1ed9ng m\u00e1y ch\u1ee7 SSH an to\u00e0n b\u1eb1ng c\u00e1c l\u1ec7nh sau:<\/li>\n<\/ul>\n<pre class=\"wp-block-code\"><code>passwd\nservice ssh start<\/code><\/pre>\n<ul>\n<li>T\u1ea3i image \u1ed5 \u0111\u0129a b\u1ea1n \u0111\u00e3 l\u01b0u t\u1eeb xa qua SSH l\u00ean Phi\u00ean b\u1ea3n \u0111i\u1ec7n to\u00e1n m\u1edbi. Thay th\u1ebf 192.0.2.9 b\u1eb1ng \u0111\u1ecba ch\u1ec9 IP c\u1ee7a Phi\u00ean b\u1ea3n \u0111i\u1ec7n to\u00e1n v\u00e0 \/home\/archive\/linode.img b\u1eb1ng \u0111\u01b0\u1eddng d\u1eabn c\u1ee7a \u1ea3nh \u0111\u0129a.<\/li>\n<\/ul>\n<pre class=\"wp-block-code\"><code>dd if=\/home\/archive\/linode.img | ssh root@192.0.2.9 \"dd of=\/dev\/sda\"<\/code><\/pre>\n<p>Khi qu\u00e1 tr\u00ecnh chuy\u1ec3n ho\u00e0n t\u1ea5t, b\u1ea1n s\u1ebd th\u1ea5y k\u1ebft qu\u1ea3 t\u00f3m t\u1eaft t\u01b0\u01a1ng t\u1ef1 nh\u01b0 b\u00ean d\u01b0\u1edbi:<\/p>\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" loading=\"lazy\" width=\"966\" height=\"146\" src=\"http:\/\/jupitek.maudemo.vip\/wp-content\/uploads\/2026\/05\/image-54.png\" alt=\"\" class=\"wp-image-1347\" srcset=\"http:\/\/jupitek.maudemo.vip\/wp-content\/uploads\/2026\/05\/image-54.png 966w, http:\/\/jupitek.maudemo.vip\/wp-content\/uploads\/2026\/05\/image-54-300x45-1.png 300w, http:\/\/jupitek.maudemo.vip\/wp-content\/uploads\/2026\/05\/image-54-768x116-1.png 768w\" sizes=\"auto, (max-width: 966px) 100vw, 966px\" \/><\/figure>\n<p>Sao ch\u00e9p \u0111\u0129a c\u1ee7a b\u1ea1n c\u00f3 th\u1ec3 m\u1ea5t m\u1ed9t l\u00fac. N\u1ebfu b\u1ea1n nh\u1eadn \u0111\u01b0\u1ee3c th\u00f4ng b\u00e1o Ghi kh\u00f4ng th\u00e0nh c\u00f4ng: L\u1ed7i \u0111\u01b0\u1eddng \u1ed1ng b\u1ecb h\u1ecfng, h\u00e3y l\u1eb7p l\u1ea1i quy tr\u00ecnh n\u00e0y.<\/p>\n<p><strong>M\u1edf r\u1ed9ng h\u1ec7 th\u1ed1ng t\u1eadp tin<\/strong><\/p>\n<p>N\u1ebfu \u1ed5 \u0111\u0129a b\u1ea1n t\u1ea1o tr\u00ean m\u00e1y ch\u1ee7 m\u1edbi l\u1edbn h\u01a1n \u1ed5 \u0111\u0129a ngu\u1ed3n (v\u00ed d\u1ee5: b\u1ea1n \u0111ang chuy\u1ec3n \u1ed5 \u0111\u0129a t\u1eeb Phi\u00ean b\u1ea3n \u0111i\u1ec7n to\u00e1n nh\u1ecf h\u01a1n sang Phi\u00ean b\u1ea3n \u0111i\u1ec7n to\u00e1n l\u1edbn h\u01a1n), b\u1ea1n ph\u1ea3i thay \u0111\u1ed5i k\u00edch th\u01b0\u1edbc h\u1ec7 th\u1ed1ng t\u1ec7p \u0111\u1ec3 t\u1eadn d\u1ee5ng kh\u00f4ng gian m\u1edbi .<\/p>\n<p>B\u1ea1n c\u00f3 th\u1ec3 ki\u1ec3m tra xem \u0111i\u1ec1u n\u00e0y c\u00f3 c\u1ea7n thi\u1ebft hay kh\u00f4ng b\u1eb1ng c\u00e1ch so s\u00e1nh dung l\u01b0\u1ee3ng c\u1ee7a h\u1ec7 th\u1ed1ng t\u1ec7p v\u1edbi dung l\u01b0\u1ee3ng c\u1ee7a \u0111\u0129a m\u1edbi:<\/p>\n<pre class=\"wp-block-code\"><code>df -h<\/code><\/pre>\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" loading=\"lazy\" width=\"997\" height=\"121\" src=\"http:\/\/jupitek.maudemo.vip\/wp-content\/uploads\/2026\/05\/image-55.png\" alt=\"\" class=\"wp-image-1348\" srcset=\"http:\/\/jupitek.maudemo.vip\/wp-content\/uploads\/2026\/05\/image-55.png 997w, http:\/\/jupitek.maudemo.vip\/wp-content\/uploads\/2026\/05\/image-55-300x36-1.png 300w, http:\/\/jupitek.maudemo.vip\/wp-content\/uploads\/2026\/05\/image-55-768x93-1.png 768w\" sizes=\"auto, (max-width: 997px) 100vw, 997px\" \/><\/figure>\n<pre class=\"wp-block-code\"><code>lsblk<\/code><\/pre>\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" loading=\"lazy\" width=\"1012\" height=\"132\" src=\"http:\/\/jupitek.maudemo.vip\/wp-content\/uploads\/2026\/05\/image-56.png\" alt=\"\" class=\"wp-image-1349\" srcset=\"http:\/\/jupitek.maudemo.vip\/wp-content\/uploads\/2026\/05\/image-56.png 1012w, http:\/\/jupitek.maudemo.vip\/wp-content\/uploads\/2026\/05\/image-56-300x39-1.png 300w, http:\/\/jupitek.maudemo.vip\/wp-content\/uploads\/2026\/05\/image-56-768x100-1.png 768w\" sizes=\"auto, (max-width: 1012px) 100vw, 1012px\" \/><\/figure>\n<p>Trong v\u00ed d\u1ee5 tr\u00ean, c\u00e1c gi\u00e1 tr\u1ecb trong c\u1ed9t K\u00edch th\u01b0\u1edbc kh\u00f4ng kh\u1edbp. M\u1eb7c d\u00f9 \u1ed5 \u0111\u0129a c\u00f3 dung l\u01b0\u1ee3ng 30 GB nh\u01b0ng h\u1ec7 th\u1ed1ng t\u1ec7p ch\u1ec9 c\u00f3 th\u1ec3 nh\u00ecn th\u1ea5y 24 GB.<\/p>\n<p>\u0110\u1ec3 s\u1eed d\u1ee5ng t\u1ea5t c\u1ea3 dung l\u01b0\u1ee3ng c\u00f3 s\u1eb5n tr\u00ean \u0111\u0129a m\u1edbi, h\u00e3y th\u1ef1c hi\u1ec7n thao t\u00e1c sau t\u1eeb Ch\u1ebf \u0111\u1ed9 c\u1ee9u h\u1ed9. Thay th\u1ebf \/dev\/sdx b\u1eb1ng m\u00e3 \u0111\u1ecbnh danh thi\u1ebft b\u1ecb tr\u00ean \u0111\u0129a h\u1ec7 th\u1ed1ng c\u1ee7a b\u1ea1n (\/dev\/sda, \/dev\/sdb, v.v.).<\/p>\n<p>e2fsck -f \/dev\/sdx<\/p>\n<p>resize2fs \/dev\/sdx<\/p>\n<p><strong>Kh\u1edfi \u0111\u1ed9ng t\u1eeb \u0111\u0129a<\/strong><\/p>\n<p>B\u00e2y gi\u1edd b\u1ea1n c\u1ea7n t\u1ea1o m\u1ed9t c\u1ea5u h\u00ecnh m\u1edbi tr\u00ean Compute Instance \u0111\u00edch.<\/p>\n<ul>\n<li>Ch\u1ecdn Compute Instance c\u1ee7a b\u1ea1n, nh\u1ea5p v\u00e0o tab Configurations, sau \u0111\u00f3 ch\u1ecdn Add a Configuration.<\/li>\n<\/ul>\n<ul>\n<li>B\u1ea3ng Add Configuration xu\u1ea5t hi\u1ec7n.<\/li>\n<\/ul>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" loading=\"lazy\" width=\"465\" height=\"1024\" src=\"http:\/\/jupitek.maudemo.vip\/wp-content\/uploads\/2026\/05\/image-57-465x1024-1.png\" alt=\"\" class=\"wp-image-1350\" srcset=\"http:\/\/jupitek.maudemo.vip\/wp-content\/uploads\/2026\/05\/image-57-465x1024-1.png 465w, http:\/\/jupitek.maudemo.vip\/wp-content\/uploads\/2026\/05\/image-57-136x300-1.png 136w, http:\/\/jupitek.maudemo.vip\/wp-content\/uploads\/2026\/05\/image-57.png 466w\" sizes=\"auto, (max-width: 465px) 100vw, 465px\" \/><\/figure>\n<\/div>\n<ul>\n<li>Nh\u1eadp t\u00ean cho c\u1ea5u h\u00ecnh h\u1ed3 s\u01a1 trong tr\u01b0\u1eddng Nh\u00e3n v\u00e0 trong ph\u1ea7n G\u00e1n thi\u1ebft b\u1ecb kh\u1ed1i, h\u00e3y \u0111\u1eb7t \/dev\/sda th\u00e0nh \u0111\u0129a h\u1ec7 th\u1ed1ng m\u1edbi m\u00e0 b\u1ea1n \u0111\u00e3 t\u1ea1o tr\u01b0\u1edbc \u0111\u00f3 trong ph\u1ea7n n\u00e0y c\u1ee7a h\u01b0\u1edbng d\u1eabn. \u0110\u1eb7t \/dev\/sdb th\u00e0nh \u1ea3nh ho\u00e1n \u0111\u1ed5i.<\/li>\n<\/ul>\n<ul>\n<li>Compute Instance hi\u1ec7n \u0111\u00e3 s\u1eb5n s\u00e0ng \u0111\u1ec3 kh\u1edfi \u0111\u1ed9ng l\u1ea1i b\u1eb1ng \u0111\u0129a h\u1ec7 th\u1ed1ng m\u1edbi.<\/li>\n<\/ul>\n<p>ngu\u1ed3n: https:\/\/techdocs.akamai.com\/cloud-computing\/docs\/copy-a-disk-over-ssh<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Truy\u1ec1n c\u00e1c l\u1ec7nh SSH t\u1edbi c\u00e1c ti\u1ec7n \u00edch nh\u01b0 dd, gzip ho\u1eb7c rsync l\u00e0 m\u1ed9t c\u00e1ch d\u1ec5 d\u00e0ng \u0111\u1ec3 sao ch\u00e9p d\u1eef li\u1ec7u c\u1ee7a Phi\u00ean b\u1ea3n \u0111i\u1ec7n to\u00e1n v\u00e0o m\u1ed9t t\u1ec7p duy nh\u1ea5t \u0111\u1ec3 tr\u00edch xu\u1ea5t sau n\u00e0y. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 sao l\u01b0u hi\u1ec7u qu\u1ea3 \u1ed5 \u0111\u0129a Phi\u00ean b\u1ea3n \u0111i\u1ec7n to\u00e1n c\u1ee7a b\u1ea1n ho\u1eb7c<\/p>\n","protected":false},"author":1,"featured_media":35592,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[80],"tags":[],"class_list":["post-34895","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-manage-disks-and-storage-on-a-compute-instance"],"_links":{"self":[{"href":"https:\/\/jupitek.maudemo.vip\/index.php\/wp-json\/wp\/v2\/posts\/34895","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/jupitek.maudemo.vip\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/jupitek.maudemo.vip\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/jupitek.maudemo.vip\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/jupitek.maudemo.vip\/index.php\/wp-json\/wp\/v2\/comments?post=34895"}],"version-history":[{"count":1,"href":"https:\/\/jupitek.maudemo.vip\/index.php\/wp-json\/wp\/v2\/posts\/34895\/revisions"}],"predecessor-version":[{"id":35593,"href":"https:\/\/jupitek.maudemo.vip\/index.php\/wp-json\/wp\/v2\/posts\/34895\/revisions\/35593"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/jupitek.maudemo.vip\/index.php\/wp-json\/wp\/v2\/media\/35592"}],"wp:attachment":[{"href":"https:\/\/jupitek.maudemo.vip\/index.php\/wp-json\/wp\/v2\/media?parent=34895"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/jupitek.maudemo.vip\/index.php\/wp-json\/wp\/v2\/categories?post=34895"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/jupitek.maudemo.vip\/index.php\/wp-json\/wp\/v2\/tags?post=34895"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}