{"id":1252,"date":"2026-02-27T11:34:44","date_gmt":"2026-02-27T03:34:44","guid":{"rendered":"http:\/\/www.luwl.net\/?p=1252"},"modified":"2026-02-27T11:34:44","modified_gmt":"2026-02-27T03:34:44","slug":"centos%e7%9a%84%e7%a1%ac%e7%9b%98%e7%ae%a1%e7%90%86%e6%8c%87%e4%bb%a4","status":"publish","type":"post","link":"http:\/\/www.luwl.net\/?p=1252","title":{"rendered":"Centos\u7684\u786c\u76d8\u7ba1\u7406\u6307\u4ee4"},"content":{"rendered":"\n

\u6dfb\u52a0\u786c\u76d8\u540e\u4f7f\u7528\u6b65\u9aa4<\/p>\n\n\n\n

lsblk \u67e5\u770b\u786c\u76d8\u5217\u8868<\/p>\n\n\n\n

fdisk -l \u67e5\u770b\u5206\u533a\u5217\u8868<\/p>\n\n\n\n

df-h \u67e5\u770b\u6302\u8f7d\u76ee\u5f55<\/p>\n\n\n\n

mkfs.ext4 \/dev\/sdX#\u683c\u5f0f\u5316\u4e3aext4\u5206\u533a<\/p>\n\n\n\n

mkdir \/mnt\/data\u521b\u5efa\u6302\u8f7d\u70b9<\/p>\n\n\n\n

mount \/dev\/sdX# \/mnt\/data <\/em>\u6302\u8f7d\u5206\u533a<\/em><\/p>\n\n\n\n

lsof \/mnt\/data  \u9a8c\u8bc1\u5206\u533a\u662f\u5426\u5728\u4f7f\u7528<\/em><\/p>\n\n\n\n

fuser -vm \/mnt\/data \u9a8c\u8bc1\u5206\u533a\u662f\u5426\u5728\u4f7f\u7528\u7684\u7b2c\u4e8c\u79cd\u65b9\u6cd5<\/em><\/p>\n\n\n\n

sudo umount \/mnt\/data  \u5378\u8f7d\u5206\u533a<\/p>\n\n\n\n

\u8be5\u65b9\u5f0f\u4e0d\u80fd\u6301\u4e45\u6302\u8f7d\uff0c\u91cd\u542f\u4f1a\u4e22\u5931\u6302\u8f7d<\/p>\n\n\n\n

\u5907\u4efd\u6570\u636e<\/p>\n\n\n\n

dd if=\/dev\/sda of=\/mnt\/data\/osback.img bs=4M status=progress<\/p>\n\n\n\n

gzip \/mnt\/data\/osback.img \u53ef\u4ee5\u538b\u7f29img\u6587\u4ef6\u3002<\/p>\n\n\n\n

\u5b9e\u65f6\u538b\u7f29<\/p>\n\n\n\n

dd if=\/dev\/sdX bs=4M status=progress | gzip -c > \/mnt\/data\/backup.img.gz<\/p>\n\n\n\n

\u6062\u590d\u538b\u7f29\u6587\u4ef6<\/p>\n\n\n\n

gzip -dc \/path\/to\/backup.img.gz | sudo dd of=\/dev\/sdX bs=4M status=progress<\/p>\n","protected":false},"excerpt":{"rendered":"

\u6dfb\u52a0\u786c\u76d8\u540e\u4f7f\u7528\u6b65\u9aa4 lsblk \u67e5\u770b\u786c\u76d8\u5217\u8868 fdisk -l \u67e5\u770b\u5206\u533a\u5217\u8868 d … \u7ee7\u7eed\u9605\u8bfb →<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-1252","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"http:\/\/www.luwl.net\/index.php?rest_route=\/wp\/v2\/posts\/1252","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.luwl.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.luwl.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.luwl.net\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.luwl.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1252"}],"version-history":[{"count":1,"href":"http:\/\/www.luwl.net\/index.php?rest_route=\/wp\/v2\/posts\/1252\/revisions"}],"predecessor-version":[{"id":1253,"href":"http:\/\/www.luwl.net\/index.php?rest_route=\/wp\/v2\/posts\/1252\/revisions\/1253"}],"wp:attachment":[{"href":"http:\/\/www.luwl.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1252"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.luwl.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1252"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.luwl.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1252"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}