ceph存储对应的虚机无法正常启动Failed to mount /sysroot

admin

+ l( J! N6 H* T# P6 u' j9 Q1 b这种问题只能靠修复来完成了
! T: G( |9 ^8 E6 `  m  M! Y1 Q[root@compute03 images]# rbd ls -p hdd-8T-volumes|grep 94d18fa8-4f51-48e3-bb13-032400a71c0f  
volume-94d18fa8-4f51-48e3-bb13-032400a71c0f
[root@compute03 images]# rbd map hdd-8T-volumes/volume-94d18fa8-4f51-48e3-bb13-032400a71c0f
/dev/rbd0



0 T7 c2 L2 o3 k! ][root@compute03 images]# xfs_repair -L /dev/rbd0p1
# Y  j9 r( s! r8 ~3 t* QPhase 1 - find and verify superblock...
; G4 t$ w6 I6 O8 s$ {3 T& s/ e4 CPhase 2 - using internal log
4 p2 Z% f# z# N. `3 e9 n/ y7 m        - zero log...
' c1 o; s. q9 s% r4 sALERT: The filesystem has valuable metadata changes in a log which is being
destroyed because the -L option was used.
6 q) t) i& z$ F" D        - scan filesystem freespace and inode maps...
sb_fdblocks 90682, counted 97082
        - found root inode chunk
. }. _) u9 {% i% pPhase 3 - for each AG...
$ t. ~+ D& o/ p: f! }        - scan and clear agi unlinked lists...
1 {& G1 V* j; h. l/ b% m        - process known inodes and perform inode discovery...
        - agno = 0
' e/ y. l; Q+ b/ Y. r  t) H        - agno = 1
) ^5 N4 [; h* s) s* @1 j        - agno = 2
& a. J2 d' k8 z        - agno = 3
, v* E& w. F1 O- o, F2 T. f8 h        - process newly discovered inodes...
" Y2 y2 l& K2 u- \+ F& DPhase 4 - check for duplicate blocks...
8 T. o! H: C1 H  F4 }( k0 I1 r        - setting up duplicate extent list...
        - check for inodes claiming duplicate blocks...
8 ~1 d4 j6 h! s+ j4 N7 ]1 W8 g8 [        - agno = 0
) I8 J- {" b2 E  @+ c        - agno = 1
        - agno = 2
  ^8 c' {. C1 [6 M" Z        - agno = 3
( c; i) Q2 ^% H+ P4 @Phase 5 - rebuild AG headers and trees...
$ b& k) V6 Z" [% n* j/ g4 b        - reset superblock...
" T1 W0 m. T. I0 w% A" HPhase 6 - check inode connectivity...
& B: D. k6 C# R; C" }        - resetting contents of realtime bitmap and summary inodes
        - traversing filesystem ...
3 R1 @8 q5 ]& C        - traversal finished ...
        - moving disconnected inodes to lost+found ...
& S2 C" G- ~) A/ F. l  tPhase 7 - verify and correct link counts...
9 }4 Z9 m0 P1 p: EMaximum metadata LSN (1:3530) is ahead of log (1:2).
) n, X5 b7 O9 I8 @0 \+ hFormat log to cycle 4.
& U9 C) m& z9 G, idone

7 l  K0 J5 g+ ?1 G# m
' V) ~( `& N* X. ?# ~
[root@compute03 images]# rbd unmap hdd-8T-volumes/volume-94d18fa8-4f51-48e3-bb13-032400a71c0f
- O3 Y. C8 U" r+ H; ]

admin

接下来就是，启动虚机。查看是否可行。