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#虚机因环境无法正常启动新建虚机使用rbd export 导出镜像,并修改镜像内容,rbd import恢复镜像#% a( N4 R7 R6 b/ D" x
查找磁盘id对应的rbd磁盘:* a9 O, j b$ a; Q% o
#rbd ls -p rbd |grep b1b85e92-4969-4f9b-be94-298bee826432
" \( t9 ?% d3 w: ivolume-b1b85e92-4969-4f9b-be94-298bee826432
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导出磁盘查找的磁盘数据:并命名对应的磁盘信息: q& E5 z8 d `7 b9 ~, M7 s- @
# rbd export rbd/volume-b1b85e92-4969-4f9b-be94-298bee826432 volume-b1b85e92-4969-4f9b-be94-298bee826432-boot 1 {/ Y, }" G) P- N, P5 F
Exporting image: 100% complete...; V* p0 k8 \7 O+ f0 v8 k D# D7 O1 m
2 O# I% K$ A+ d E导出数据盘:
* f1 G3 j' g( l' m5 u, frbd ls -p rbd |grep e687d58e-c8bf-478c-a30d-e5ec1fb0ab03, }( H$ [1 a: ^/ m; G* ^; c
volume-e687d58e-c8bf-478c-a30d-e5ec1fb0ab03 U: G3 G$ [; ?; c. W b
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#rbd export rbd/volume-e687d58e-c8bf-478c-a30d-e5ec1fb0ab03 volume-e687d58e-c8bf-478c-a30d-e5ec1fb0ab03-vdb ( K9 h+ x$ |- o3 y
# E9 n6 t2 H& m/ j" ~新建的虚机关机操作后。1 t/ s+ {9 p5 h" ]* j
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回倒rbd磁盘:
. v/ O' @* d, [, e重命名新建虚机的boot对应的rbd文件:
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#rbd rename rbd/volume-cd4d3190-0d51-4e81-aa2d-4354868361f8 rbd/volume-cd4d3190-0d51-4e81-aa2d-4354868361f8-bak
# ~5 [5 y8 Q% V0 C4 C#否则会报错,要求rbd的文件名要唯一* W! g" F. R$ @& }; k
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导入boot镜像rbd文件:
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# rbd import volume-b1b85e92-4969-4f9b-be94-298bee826432-boot rbd/volume-cd4d3190-0d51-4e81-aa2d-4354868361f8 8 Z* d! h! z, z, o2 ?0 w
- v" Q: Y) E1 D! g) c5 [Importing image: 100% complete...done.% m& W! S( v% N2 r
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导入数据盘rbd文件:# O/ q! U: P4 b7 K
#rbd rename rbd/volume-727d6443-0586-4f36-bcd8-5c967eb49de3 rbd/volume-727d6443-0586-4f36-bcd8-5c967eb49de3-bak
m, r5 Q3 T2 `#rbd import volume-e687d58e-c8bf-478c-a30d-e5ec1fb0ab03-vdb rbd/volume-727d6443-0586-4f36-bcd8-5c967eb49de3
: i* ` A$ t& ? n' cImporting image: 100% complete...done.- N0 A) d. ^! ^! a' d1 y2 n* S
/ B1 y8 V" w" `( k0 f6 k开机验证。% h# l' p) S! ^3 M
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