安装lustre的ost时出现错误

Choice_JJ

之前安装过mds端，可以挂载了，不知道为什么ost端的时候会出现这个错误。

1. [root@de77 ~]# mkfs.lustre --fsname=hust --ost --mgsnode=192.168.2.78@o2ib0 /dev/ram0
   
2. 
   
3.    Permanent disk data:
   
4. Target:     hust-OSTffff
   
5. Index:      unassigned
   
6. Lustre FS:  hust
   
7. Mount type: ldiskfs
   
8. Flags:      0x72
   
9.               (OST needs_index first_time update )
   
10. Persistent mount opts: errors=remount-ro,extents,mballoc
    
11. Parameters: mgsnode=192.168.2.78@o2ib
    
12. 
    
13. checking for existing Lustre data: not found
    
14. device size = 5859MB
    
15. 2 6 18
    
16. formatting backing filesystem ldiskfs on /dev/ram0
    
17.      target name  hust-OSTffff
    
18.      4k blocks     1500000
    
19.      options        -J size=232 -i 16384 -I 256 -q -O dir_index,extents,uninit_groups -F
    
20. mkfs_cmd = mke2fs -j -b 4096 -L hust-OSTffff  -J size=232 -i 16384 -I 256 -q -O dir_index,extents,uninit_groups -F /dev/ram0 1500000
    
21. mkfs.lustre: Can't make configs dir /tmp/mntUfCN5l/CONFIGS: Input/output error
    
22. 
    
23. mkfs.lustre FATAL: failed to write local files
    
24. mkfs.lustre: exiting with -1 (Unknown error 18446744073709551615)

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我记得lustre的错误-1表示没有权限，但是看了ram0和/tmp都是可以的

Choice_JJ

dmesg是这样的信息：

1. Jun 25 11:38:13 de77 kernel: kjournald starting.  Commit interval 5 seconds
   
2. Jun 25 11:38:13 de77 kernel: LDISKFS FS on ram0, internal journal
   
3. Jun 25 11:38:13 de77 kernel: LDISKFS-fs: mounted filesystem with ordered data mode.
   
4. Jun 25 11:38:13 de77 kernel: LDISKFS-fs: file extents enabled
   
5. Jun 25 11:38:13 de77 kernel: LDISKFS-fs: mballoc enabled
   
6. Jun 25 11:38:13 de77 kernel: LDISKFS-fs error (device ram0): ldiskfs_ext_find_extent: :463: bad header in inode #106081: invalid magic - magic 0, entries 0, max 0(0), depth 0(0)
   
7. Jun 25 11:38:13 de77 kernel: Remounting filesystem read-only
   
8. Jun 25 11:38:13 de77 kernel: LDISKFS-fs error (device ram0) in start_transaction: Readonly filesystem
   
9. Jun 25 11:38:13 de77 kernel: LDISKFS-fs: mballoc: 0 blocks 0 reqs (0 success)
   
10. Jun 25 11:38:13 de77 kernel: LDISKFS-fs: mballoc: 0 extents scanned, 0 goal hits, 0 2^N hits, 0 breaks, 0 lost
    
11. Jun 25 11:38:13 de77 kernel: LDISKFS-fs: mballoc: 0 generated and it took 0
    
12. Jun 25 11:38:13 de77 kernel: LDISKFS-fs: mballoc: 0 preallocated, 0 discarded

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