alter diskgroup arch mount
*
ERROR at line 1:
ORA-15032: not all alterations performed
ORA-15130: diskgroup "ARCH" is being dismounted
ORA-15066: offlining disk "ARCH_0001" in group "ARCH" may result in a data loss
ORA-15196: invalid ASM block header [kfr.c:8522] [endian_kfbh] [3] [10805] [0!= 1]
重启时磁盘头有问题,粗暴地解决的这个问题 。前提是磁盘组ARCH 内容可弃。
ALTER DISKGROUP ARCH DROP DISK '/dev/asm-diskg' force;
DROP DISKGROUP ARCH FORCE
清一下磁盘头信息:
dd if=/dev/zero of=/dev/asm-diskg bs=8192 count=128000
su - grid
asmca 重新创建diskgorup ARCH
以下是学习笔记:
清除ASM磁盘信息:
dd if=/dev/zero of=/dev/sdxx bs=8192 count=128000
alter diskgroup DATA dismount;
drop diskgroup DATA force including contents;
srvctl remove diskgroup -g DATA -f
create diskgroup data2 external redundancy disk '/dev/asm-diskd';