{"id":374,"date":"2015-10-22T13:03:21","date_gmt":"2015-10-22T05:03:21","guid":{"rendered":"https:\/\/drho.club\/?p=374"},"modified":"2015-10-22T13:03:21","modified_gmt":"2015-10-22T05:03:21","slug":"mount-vm-partitions","status":"publish","type":"post","link":"https:\/\/104.es\/index.php\/2015\/10\/22\/mount-vm-partitions\/","title":{"rendered":"\u639b\u8f09\u865b\u64ec\u6a5f\u786c\u789f\u5206\u5272\u5340\u7684\u65b9\u6cd5"},"content":{"rendered":"<p style=\"font-family: \u5fae\u8edf\u6b63\u9ed1\u9ad4; font-size: 12pt; line-height: 200%; letter-spacing: 2pt;\">\u5728\u6709\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u6211\u5011\u6703\u60f3\u8981\u5728Host\u4e3b\u6a5f\u4e2d\u639b\u8f09\u5728\u5176\u4e0a\u57f7\u884c\u7684VM\u7684\u78c1\u789f\u76ee\u9304\uff0c\u4ee5\u5c0d\u5176\u4e2d\u505a\u4e00\u4e9b\u6aa2\u8996\u6216\u4fee\u6539\u7684\u52d5\u4f5c\uff0c\u5728\u9019\u4e00\u7bc7\u6587\u7ae0\u4e2d\uff0c\u6211\u5011\u5c31\u4f86\u6559\u5176\u4e2d\u7684\u6b65\u9a5f\u3002\u76ee\u524d\u7ad9\u9577\u6e2c\u8a66\u7684\u904e\u7a0b\u4e2d\uff0c\u5982\u679c\u4f60\u7684VM\u4f5c\u696d\u7cfb\u7d71\u4f7f\u7528\u7684\u662fLVM\u7684\u78c1\u789f\u683c\u5f0f\u7684\u8a71\uff0c\u5728\u64cd\u4f5c\u4e0a\u8981\u591a\u4e86\u8a31\u591a\u7684\u8a2d\u5b9a\uff0c\u6240\u4ee5\u70ba\u4e86\u65b9\u4fbf\u8d77\u898b\uff0c\u5728\u4ee5\u4e0b\u7684\u4f8b\u5b50\u4e2d\uff0c\u7ad9\u9577\u4f7f\u7528\u7684\u662f\u50b3\u7d71\u7684\u6a94\u6848\u683c\u5f0f\u3002<\/p>\n<p style=\"font-family: \u5fae\u8edf\u6b63\u9ed1\u9ad4; font-size: 12pt; line-height: 200%; letter-spacing: 2pt;\">\u6b64\u5916\uff0c\u8981\u9806\u5229\u628aVM\u7684\u78c1\u789f\u5206\u5272\u5340\u639b\u8f09\u51fa\u4f86\uff0c\u5728\u6211\u5011\u7684\u6b65\u9a5f\u4e2d\u4e00\u5b9a\u8981\u4f7f\u7528\u7684\u662fRAW\u7684\u6a94\u6848\u683c\u5f0f\uff0c\u5982\u679c\u662fQCOW2\u7684\u8a71\u61c9\u8a72\u662f\u7121\u6cd5\u9806\u5229\u5b8c\u6210\u3002\u6240\u4ee5\uff0c\u5728\u5efa\u7acb\u865b\u64ec\u6a5f\u4e4b\u524d\uff0c\u8acb\u5148\u4f7f\u7528\u4ee5\u4e0b\u7684\u6307\u4ee4\u5efa\u7acb\u4e00\u500b.RAW\u683c\u5f0f\u7684\u78c1\u789f\u6620\u8c61\u6a94\uff0c\u7136\u5f8c\u518d\u7531virsh\u6307\u4ee4\u6216\u662fvirt-manager\u4f86\u5efa\u7acb\uff0c\u5efa\u7acb\u7684\u6642\u5019\u8acb\u76f4\u63a5\u6307\u5b9a\u4f7f\u7528\u73fe\u6709\u7684\u6620\u8c61\u6a94\u5373\u53ef\u3002\u540c\u6642\u5728\u5b89\u88ddLinuxk\u4f5c\u696d\u7cfb\u7d71\u7684\u6642\u5019\uff0c\u5343\u842c\u8a18\u5f97\u4e0d\u8981\u9078\u7528LVM\u5206\u5272\u65b9\u5f0f\u3002<\/p>\n<p>[code lang=&#8221;bash&#8221;]<br \/>\n#qemu-img create -f raw vm1.raw 5G<br \/>\n[\/code]<\/p>\n<p style=\"font-family: \u5fae\u8edf\u6b63\u9ed1\u9ad4; font-size: 12pt; line-height: 200%; letter-spacing: 2pt;\">\u5728\u4f5c\u696d\u7cfb\u7d71\u5b89\u88dd\u5b8c\u7562\u4e4b\u5f8c\uff0c\u5c31\u53ef\u4ee5\u4f9d\u7167\u4e0b\u5217\u7684\u6b65\u9a5f\u628a\u8a72VM\u7684\u5206\u5272\u5340\uff0c\u4efb\u9078\u5176\u4e2d\u7684\u4e00\u500b\u639b\u8f09\u5728\u76ee\u524dHost\u4e3b\u6a5f\u4e0a\uff0c\u4ee5\u6b64\u4f8b\uff0c\u6211\u5011\u628a\u7b2c\u4e09\u500b\u5206\u5272\u5340\u639b\u5230\/mnt\/vm1\u4e0a\uff0c\u7136\u5f8c\u5207\u63db\u5230\/mnt\/vm1\u7684\u76ee\u9304\u4e4b\u4e0b\uff0c\u5c31\u7b49\u65bc\u662f\u548cVM\u5728\u64cd\u4f5c\u540c\u4e00\u500b\u78c1\u789f\u76ee\u9304\u4e86\u3002<\/p>\n<p>[code lang=&#8221;bash&#8221;]<br \/>\n[root@ncu-note images]# ls *.raw<br \/>\nvm1.raw  vm2.raw<br \/>\n[root@ncu-note images]# mkdir -p \/mnt\/vm1<br \/>\n[root@ncu-note images]# kpartx -av vm1.raw<br \/>\nadd map loop3p1 (253:5): 0 1024000 linear \/dev\/loop3 2048<br \/>\nadd map loop3p2 (253:6): 0 1679360 linear \/dev\/loop3 1026048<br \/>\nadd map loop3p3 (253:7): 0 14071808 linear \/dev\/loop3 2705408<br \/>\n[root@ncu-note images]# mount \/dev\/mapper\/loop3p3 \/mnt\/vm1<br \/>\n[root@ncu-note images]# cd \/mnt\/vm1<br \/>\n[root@ncu-note vm1]# ls<br \/>\nbin   dev  home  lib64  mnt  proc  run   srv  tmp  var<br \/>\nboot  etc  lib   media  opt  root  sbin  sys  usr<br \/>\n[root@ncu-note vm1]# cd root<br \/>\n[root@ncu-note root]# ls<br \/>\na  anaconda-ks.cfg<br \/>\n[\/code]<\/p>\n<p style=\"font-family: \u5fae\u8edf\u6b63\u9ed1\u9ad4; font-size: 12pt; line-height: 200%; letter-spacing: 2pt;\">\u639b\u8f09\u5b8c\u6210\u4e4b\u5f8c\uff0c\u5982\u679c\u4f60\u5728VM\u4e2d\u5c0d\u76ee\u9304\u6709\u4efb\u4f55\u64cd\u4f5c\u7684\u884c\u70ba\uff0c\u8981umount\u4e4b\u5f8c\u518d\u91cd\u65b0mount\u4e4b\u5f8c\u624d\u6703\u770b\u5230\u65b0\u7684\u5167\u5bb9\uff0c\u4f46\u662f\u5982\u679c\u4f60\u5728\u5728Host\u4e2d\u5c0d\u65bc\u639b\u8f09\u7684\u5167\u5bb9\u6709\u4efb\u4f55\u64cd\u4f5c\uff0c\u4e5f\u662f\u8981\u7b49VM\u91cd\u65b0\u555f\u52d5\u4e4b\u5f8c\u624d\u6703\u53cd\u61c9\u4e0a\u53bb\u3002\u800c\u6240\u6709\u6211\u5011\u5728Host\u4e2d\u64cd\u4f5c\u7684\u76ee\u9304\uff0c\u5176owner\u548cgroup\u5168\u90e8\u90fd\u662fpostfix\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728\u6709\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u6211\u5011\u6703\u60f3\u8981\u5728Host\u4e3b\u6a5f\u4e2d\u639b\u8f09\u5728\u5176\u4e0a\u57f7\u884c\u7684VM\u7684\u78c1\u789f\u76ee\u9304\uff0c\u4ee5\u5c0d\u5176\u4e2d\u505a\u4e00\u4e9b\u6aa2\u8996\u6216\u4fee\u6539\u7684\u52d5\u4f5c\uff0c\u5728\u9019\u4e00\u7bc7\u6587\u7ae0\u4e2d\uff0c\u6211\u5011\u5c31\u4f86\u6559\u5176\u4e2d\u7684\u6b65\u9a5f\u3002\u76ee\u524d\u7ad9\u9577\u6e2c\u8a66\u7684\u904e\u7a0b\u4e2d\uff0c\u5982\u679c\u4f60\u7684VM\u4f5c\u696d\u7cfb\u7d71\u4f7f\u7528\u7684\u662fLVM\u7684\u78c1\u789f\u683c\u5f0f\u7684\u8a71\uff0c\u5728\u64cd\u4f5c\u4e0a\u8981\u591a\u4e86\u8a31\u591a\u7684\u8a2d\u5b9a\uff0c\u6240\u4ee5\u70ba\u4e86\u65b9\u4fbf\u8d77\u898b\uff0c\u5728\u4ee5\u4e0b\u7684\u4f8b\u5b50\u4e2d\uff0c\u7ad9\u9577\u4f7f\u7528\u7684\u662f\u50b3\u7d71\u7684\u6a94\u6848\u683c\u5f0f\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[97,100],"tags":[132,147,201],"class_list":["post-374","post","type-post","status-publish","format-standard","hentry","category-kvm-libvirt","category-vm","tag-kpartx","tag-mount-vm","tag-vm"],"jetpack_featured_media_url":"","jetpack-related-posts":[],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/104.es\/index.php\/wp-json\/wp\/v2\/posts\/374","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/104.es\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/104.es\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/104.es\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/104.es\/index.php\/wp-json\/wp\/v2\/comments?post=374"}],"version-history":[{"count":0,"href":"https:\/\/104.es\/index.php\/wp-json\/wp\/v2\/posts\/374\/revisions"}],"wp:attachment":[{"href":"https:\/\/104.es\/index.php\/wp-json\/wp\/v2\/media?parent=374"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/104.es\/index.php\/wp-json\/wp\/v2\/categories?post=374"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/104.es\/index.php\/wp-json\/wp\/v2\/tags?post=374"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}