【分享】分享一个由于hd8 异常导致的系统启动异常0557

主机重启时报 0557故障 ：

使用光盘或nim资源启动到单用户模式修复：

这时如果修复文件系统：

fsck -y /dev/hd1 
fsck -y /dev/hd2 
fsck -y /dev/hd3 
fsck -y /dev/hd4 
fsck -y /dev/hd9var 

报错：

# fsck -y /dev/hd1

fsck: Cannot find the vfs value for file system /dev/hd1

# mount /dev/hd4 /mnt
mount: There is no plausible log device for /dev/hd4 ("/mnt")




# rmlv hd8
Warning, all data contained on logical volume hd8 will be destroyed.
rmlv: Do you wish to continue? y(es) n(o)? 
y
0518-506 odmget: Cannot open object class SWservAt
        Check path name and permissions.
0518-506 odmget: Cannot open object class SWservAt
        Check path name and permissions.
3001-092 The creation of file /etc/security/tcbck.LCK was not successful.
rmlv: Logical volume hd8 is removed.



# mklv -c 2 -y hd8 -t jfs2log rootvg 1
3001-092 The creation of file /etc/security/tcbck.LCK was not successful.
hd8

尝试再次修复

# fsck -y /dev/hd1

fsck: Cannot find the vfs value for file system /dev/hd1
.# mount /dev/hd4 /mnt
mount: There is no plausible log device for /dev/hd4 ("/mnt")
# /usr/sbin/logform /dev/hd8 
logform: destroy /dev/rhd8 (y)?y

# reboot

重启后正常启动