2、lert.log,发现如下错误,磁盘挂载失败,无法找到磁盘组1.SQL> alter diskgroup DATA mount 2.NOTE: cache registered group DATA number=1 incarn=0xc28a1e2d 3.NOTE: cache began mount (first) of group DATA number=1 incarn=0xc28a1e2d 4.Tue Dec 11 18:06:55 2012 5.ERROR: no PST quorum in group: required 2, found
3、0 <<<<<<<<<<< 6.NOTE: cache dismounting (clean) group 1/0xC28A1E2D (DATA) 7.NOTE: dbwr not being msg'd to dismount 8.NOTE: lgwr not being msg'd to dismount 9.NOTE: cache dismounted group 1/0xC28A1E2D (DATA) 10.NOTE: cache ending mount (fail
4、) of group DATA number=1 incarn=0xc28a1e2d 11.NOTE: cache deleting context for group DATA 1/0xc28a1e2d 12.GMON dismounting group 1 at 8 for pid 17, osid 32163 13.ERROR: diskgroup DATA was not mounted 14.ORA-15032: not all alterations performed 15.ORA-15017: diskgroup "DATA" cann
5、ot be mounted 16.ORA-15063: ASM discovered an insufficient number of disks for diskgroup "DATA" 17.ERROR: alter diskgroup DATA mount 2.首先检查ASMpfile文件,未发现异常1.asm_diskgroups='DATA' 1.instance_type='asm' 2.large_pool_size=12M 3.remote_login_passwordfile='EXCLUSIVE' 3.尝试通过以下命令检查磁盘是否