{"id":452,"date":"2022-10-30T15:16:31","date_gmt":"2022-10-30T07:16:31","guid":{"rendered":"https:\/\/blog.osvlabs.com\/?p=452"},"modified":"2022-10-30T15:18:42","modified_gmt":"2022-10-30T07:18:42","slug":"kvm-%e6%89%a9%e5%ae%b9%e6%8c%87%e5%8d%97","status":"publish","type":"post","link":"https:\/\/blog.osvlabs.com\/?p=452","title":{"rendered":"KVM \u6269\u5bb9\u6307\u5357"},"content":{"rendered":"<p>\u672c\u6587\u4ecb\u7ecd\u5bf9qemu\u865a\u62df\u673a\u78c1\u76d8\u6620\u50cf\u6269\u5bb9\u529e\u6cd5\uff0c\u4e91\u4e3b\u673a\u5728\u6269\u5bb9\u78c1\u76d8\u540e\u4e5f\u53ef\u901a\u8fc7Parted\u53ca\u540e\u7eed\u547d\u4ee4\u5b8c\u6210\u78c1\u76d8\u6269\u5bb9\u3002<\/p>\n<h2>\u6269\u5bb9qcow2<\/h2>\n<h4>\u5217\u51fa\u6240\u6709node<\/h4>\n<p><code>$ virsh list --all<\/code><br \/>\n<img src=\"https:\/\/blog.osvlabs.com\/wp-content\/uploads\/2022\/10\/Pasted-image-20221019115957.png\" alt=\"\" \/><\/p>\n<h4>\u67e5\u770bqcow2\u78c1\u76d8\u4f4d\u7f6e<\/h4>\n<p><code>virsh domblklist {node-id}<\/code><br \/>\n<img src=\"https:\/\/blog.osvlabs.com\/wp-content\/uploads\/2022\/10\/Pasted-image-20221019120105.png\" alt=\"\" \/><\/p>\n<h4>\u67e5\u770bqcow2\u4fe1\u606f<\/h4>\n<p><code>qemu-img info -U {file-name.qcow2}<\/code><br \/>\n<img src=\"https:\/\/blog.osvlabs.com\/wp-content\/uploads\/2022\/10\/Pasted-image-20221019120200.png\" alt=\"\" \/><\/p>\n<h4>\u5173\u95ed\u8282\u70b9\u907f\u514d\u6570\u636e\u9519\u8bef<\/h4>\n<p><code>virsh destroy {node-name}<\/code><br \/>\n<img src=\"https:\/\/blog.osvlabs.com\/wp-content\/uploads\/2022\/10\/Pasted-image-20221019120327.png\" alt=\"\" \/><\/p>\n<h4>\u6269\u5bb9qcow2\u5bb9\u91cf + 100G<\/h4>\n<p><code>qemu-img resize {filename.qcow2} +100G<\/code><br \/>\n<img src=\"https:\/\/blog.osvlabs.com\/wp-content\/uploads\/2022\/10\/Pasted-image-20221019120426.png\" alt=\"\" \/><\/p>\n<h4>\u5f00\u542f\u8282\u70b9<\/h4>\n<p><code>virsh start {node-name}<\/code><br \/>\n<img src=\"https:\/\/blog.osvlabs.com\/wp-content\/uploads\/2022\/10\/Pasted-image-20221019120512.png\" alt=\"\" \/><\/p>\n<h4>Parted \u6269\u5bb9\u5206\u533a<\/h4>\n<p><img src=\"https:\/\/blog.osvlabs.com\/wp-content\/uploads\/2022\/10\/Pasted-image-20221019120653.png\" alt=\"\" \/><\/p>\n<h4>\u8c03\u6574\u7269\u7406\u5377<\/h4>\n<p><code>pvresize \/dev\/vda3<\/code><br \/>\n<img src=\"https:\/\/blog.osvlabs.com\/wp-content\/uploads\/2022\/10\/Pasted-image-20221019120724.png\" alt=\"\" \/><\/p>\n<h4>\u67e5\u770b\u7269\u7406\u5377<\/h4>\n<p><code>lvdisplay<\/code><br \/>\n<img src=\"https:\/\/blog.osvlabs.com\/wp-content\/uploads\/2022\/10\/Pasted-image-20221019120752.png\" alt=\"\" \/><\/p>\n<h4>\u6269\u5bb9\u7269\u7406\u5377<\/h4>\n<p><code>lvextend -l +100%FREE \/dev\/ubuntu-vg\/ubuntu-lv<\/code><br \/>\n<img src=\"https:\/\/blog.osvlabs.com\/wp-content\/uploads\/2022\/10\/Pasted-image-20221019120833.png\" alt=\"\" \/><\/p>\n<h4>\u91cd\u626b\u63cf\u5206\u533a<\/h4>\n<p><code>sudo resize2fs \/dev\/ubuntu-vg\/ubuntu-lv<\/code><br \/>\n<img src=\"https:\/\/blog.osvlabs.com\/wp-content\/uploads\/2022\/10\/Pasted-image-20221019120956.png\" alt=\"\" \/><\/p>\n<h4>\u68c0\u67e5\u6269\u5bb9\u6210\u679c<\/h4>\n<p><code>df -h<\/code><br \/>\n<img src=\"https:\/\/blog.osvlabs.com\/wp-content\/uploads\/2022\/10\/Pasted-image-20221019121030.png\" alt=\"\" \/><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u672c\u6587\u4ecb\u7ecd\u5bf9qemu\u865a\u62df\u673a\u78c1\u76d8\u6620\u50cf\u6269\u5bb9\u529e\u6cd5\uff0c\u4e91\u4e3b\u673a\u5728\u6269\u5bb9\u78c1\u76d8\u540e\u4e5f\u53ef\u901a\u8fc7Parted\u53ca\u540e\u7eed\u547d\u4ee4\u5b8c\u6210\u78c1\u76d8\u6269\u5bb9\u3002 \u6269\u5bb9qcow2 \u5217\u51fa\u6240\u6709node $ virsh list &#8211;all \u67e5\u770bqcow2\u78c1\u76d8\u4f4d\u7f6e\u2026<\/p>\n","protected":false},"author":12,"featured_media":468,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[2],"tags":[],"blocksy_meta":{"styles_descriptor":{"styles":{"desktop":"","tablet":"","mobile":""},"google_fonts":[],"version":5}},"_links":{"self":[{"href":"https:\/\/blog.osvlabs.com\/index.php?rest_route=\/wp\/v2\/posts\/452"}],"collection":[{"href":"https:\/\/blog.osvlabs.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.osvlabs.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.osvlabs.com\/index.php?rest_route=\/wp\/v2\/users\/12"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.osvlabs.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=452"}],"version-history":[{"count":2,"href":"https:\/\/blog.osvlabs.com\/index.php?rest_route=\/wp\/v2\/posts\/452\/revisions"}],"predecessor-version":[{"id":467,"href":"https:\/\/blog.osvlabs.com\/index.php?rest_route=\/wp\/v2\/posts\/452\/revisions\/467"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/blog.osvlabs.com\/index.php?rest_route=\/wp\/v2\/media\/468"}],"wp:attachment":[{"href":"https:\/\/blog.osvlabs.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=452"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.osvlabs.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=452"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.osvlabs.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=452"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}