标签归档：_asm_disable_failgroup_size_checking

ORA-15411: Failure groups in disk group DATA have different number of disks.

发表于 2024 年 12 月 24 日 由 惜分飞

客户磁盘组以前规划是normal模式,但是由于某种原因,其中一个存储掉线了,出现一下状态

SQL> select group_number,name,path,failgroup,state from v$asm_disk;

GROUP_NUMBER NAME                           PATH                           FAILGROUP                      STATE
------------ ------------------------------ ------------------------------ ------------------------------ --------
           0                                /dev/asmocr1                                                  NORMAL
           0                                /dev/asmocr3                                                  NORMAL
           0                                /dev/asmhdisk15                                               NORMAL
           0                                /dev/asmocr2                                                  NORMAL
           1 DATA_0011                                                     FAL1                           NORMAL
           1 DATA_0010                                                     FAL1                           NORMAL
           1 DATA_0013                                                     FAL1                           NORMAL
           1 DATA_0012                                                     FAL1                           NORMAL
           1 DATA_0009                                                     FAL1                           NORMAL
           1 DATA_0008                                                     FAL1                           NORMAL
           1 DATA_0007                                                     FAL1                           NORMAL
           1 DATA_0006                                                     FAL1                           NORMAL
           1 DATA_0005                                                     FAL1                           NORMAL
           1 DATA_0004                                                     FAL1                           NORMAL
           1 DATA_0003                                                     FAL1                           NORMAL
           1 DATA_0002                                                     FAL1                           NORMAL
           1 DATA_0001                                                     FAL1                           NORMAL
           1 DATA_0000                                                     FAL1                           NORMAL
           1 DATA_0023                      /dev/asmhdisk5                 FAL2                           NORMAL
           1 DATA_0024                      /dev/asmhdisk6                 FAL2                           NORMAL
           1 DATA_0022                      /dev/asmhdisk4                 FAL2                           NORMAL
           1 DATA_0020                      /dev/asmhdisk2                 FAL2                           NORMAL
           1 DATA_0014                      /dev/asmhdisk1                 FAL2                           NORMAL
           1 DATA_0021                      /dev/asmhdisk3                 FAL2                           NORMAL
           1 DATA_0018                      /dev/asmhdisk13                FAL2                           NORMAL
           1 DATA_0019                      /dev/asmhdisk14                FAL2                           NORMAL
           1 DATA_0017                      /dev/asmhdisk12                FAL2                           NORMAL
           1 DATA_0016                      /dev/asmhdisk11                FAL2                           NORMAL
           1 DATA_0027                      /dev/asmhdisk9                 FAL2                           NORMAL
           1 DATA_0015                      /dev/asmhdisk10                FAL2                           NORMAL
           1 DATA_0025                      /dev/asmhdisk7                 FAL2                           NORMAL
           1 DATA_0026                      /dev/asmhdisk8                 FAL2                           NORMAL
           2 OCRVOTE2                       AFD:OCRVOTE2                   OCRVOTE2                       NORMAL
           2 OCRVOTE1                       AFD:OCRVOTE1                   OCRVOTE1                       NORMAL
           2 OCRVOTE3                       AFD:OCRVOTE3                   OCRVOTE3                       NORMAL

35 rows selected.

因为磁盘空闲空间较大

ASMCMD> lsdg
State    Type    Rebal  Sector  Logical_Sector  Block       AU  Total_MB   Free_MB  Req_mir_free_MB  Usable_file_MB  Offline_disks  Voting_files  Name
MOUNTED  NORMAL  N         512             512   4096  4194304  29360128  23110032          2097152        10506440             14             N  DATA/
MOUNTED  EXTERN  N         512             512   4096  4194304     92160     91724                0           91724              0             Y  OCRVOTE/

想从data磁盘组中，删除部分盘,释放出来一些空间,结果报ORA-15411: Failure groups in disk group DATA have different number of disks.

SQL> alter diskgroup data drop disk DATA_0027,DATA_0026,DATA_0025,DATA_0024 rebalance power 10;
alter diskgroup data drop disk DATA_0027,DATA_0026,DATA_0025,DATA_0024 rebalance power 10
*
ERROR at line 1:
ORA-15032: not all alterations performed
ORA-15411: Failure groups in disk group DATA have different number of disks.

设置,删除磁盘成功_asm_disable_failgroup_size_checking和_asm_disable_dangerous_failgroup_checking

SQL> alter system set "_asm_disable_failgroup_size_checking"=true scope=memory sid='*';

System altered.

SQL>alter system set "_asm_disable_dangerous_failgroup_checking"=true scope=memory sid='*';

System altered.

SQL> alter diskgroup data drop disk DATA_0027,DATA_0026,DATA_0025,DATA_0024 rebalance power 10;

Diskgroup altered.
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