{"id":4077,"date":"2021-10-02T10:54:36","date_gmt":"2021-10-02T02:54:36","guid":{"rendered":"https:\/\/www.liangliang.org.cn\/?p=4077"},"modified":"2021-10-02T10:54:36","modified_gmt":"2021-10-02T02:54:36","slug":"%e5%a6%82%e4%bd%95%e6%8c%82%e8%bd%bd-qcow2-%e7%a3%81%e7%9b%98%e6%98%a0%e5%83%8f","status":"publish","type":"post","link":"https:\/\/www.liangliang.org.cn\/?p=4077","title":{"rendered":"\u5982\u4f55\u6302\u8f7d qcow2 \u78c1\u76d8\u6620\u50cf"},"content":{"rendered":"<h2>\u5982\u4f55\u6302\u8f7d qcow2 \u78c1\u76d8\u6620\u50cf<\/h2>\n<p>\u8fd9\u662f\u5728\u4e3b\u673a\u670d\u52a1\u5668\u4e0a\u5b89\u88c5 qcow2 \u78c1\u76d8\u6620\u50cf\u7684\u5feb\u901f\u6307\u5357\u3002\u8fd9\u5bf9\u4e8e\u5728\u6ca1\u6709\u8fd0\u884c\u865a\u62df\u673a\u7684\u60c5\u51b5\u4e0b\u91cd\u7f6e\u5bc6\u7801\u3001\u7f16\u8f91\u6587\u4ef6\u6216\u6062\u590d\u67d0\u4e9b\u5185\u5bb9\u975e\u5e38\u6709\u7528\u3002<\/p>\n<p>\u6b65\u9aa4 1 - \u5728\u4e3b\u673a\u4e0a\u542f\u7528 NBD<\/p>\n<pre><code>modprobe nbd max_part=8<\/code><\/pre>\n<p>\u6b65\u9aa4 2 - \u8fde\u63a5 QCOW2 \u4f5c\u4e3a\u7f51\u7edc\u5757\u8bbe\u5907<\/p>\n<pre><code>qemu-nbd --connect=\/dev\/nbd0 \/var\/lib\/vz\/images\/100\/vm-100-disk-1.qcow2<\/code><\/pre>\n<p>\u6b65\u9aa4 3 - \u67e5\u627e\u865a\u62df\u673a\u5206\u533a<\/p>\n<pre><code>fdisk \/dev\/nbd0 -l<\/code><\/pre>\n<p>\u6b65\u9aa4 4 - \u4ece VM \u6302\u8f7d\u5206\u533a<\/p>\n<pre><code>mount \/dev\/nbd0p1 \/mnt\/somepoint\/<\/code><\/pre>\n<p>\u7b2c 5 \u6b65 - \u5b8c\u6210\u540e\uff0c\u5378\u8f7d\u5e76\u65ad\u5f00\u8fde\u63a5<\/p>\n<pre><code>umount \/mnt\/somepoint\/\nqemu-nbd --disconnect \/dev\/nbd0\nrmmod nbd<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u5982\u4f55\u6302\u8f7d qcow2 \u78c1\u76d8\u6620\u50cf \u8fd9\u662f\u5728\u4e3b\u673a\u670d\u52a1\u5668\u4e0a\u5b89\u88c5 qcow2 \u78c1\u76d8\u6620\u50cf\u7684\u5feb\u901f\u6307\u5357\u3002\u8fd9\u5bf9\u4e8e\u5728\u6ca1\u6709\u8fd0\u884c\u865a\u62df\u673a\u7684\u60c5\u51b5\u4e0b\u91cd\u7f6e\u5bc6\u7801\u3001\u7f16\u8f91\u6587\u4ef6\u6216\u6062\u590d\u67d0\u4e9b\u5185\u5bb9\u975e\u5e38\u6709\u7528\u3002 \u6b65\u9aa4 1 &#8211; \u5728\u4e3b\u673a\u4e0a\u542f\u7528 NBD m&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[76],"tags":[],"class_list":["post-4077","post","type-post","status-publish","format-standard","hentry","category-76"],"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/www.liangliang.org.cn\/index.php?rest_route=\/wp\/v2\/posts\/4077","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.liangliang.org.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.liangliang.org.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.liangliang.org.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.liangliang.org.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=4077"}],"version-history":[{"count":1,"href":"https:\/\/www.liangliang.org.cn\/index.php?rest_route=\/wp\/v2\/posts\/4077\/revisions"}],"predecessor-version":[{"id":4078,"href":"https:\/\/www.liangliang.org.cn\/index.php?rest_route=\/wp\/v2\/posts\/4077\/revisions\/4078"}],"wp:attachment":[{"href":"https:\/\/www.liangliang.org.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=4077"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.liangliang.org.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=4077"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.liangliang.org.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=4077"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}