修改權限,修改屬組,查看asm磁盤狀態,添加磁盤組。
查看lun大小
getconf DISK_SIZE /dev/lunname
lsblk 磁盤塊---查詢
查看磁盤狀態
sqlplus / as sysasm
set lin 200
col path for a50
select name,path,state,mount_status,header_status from v$asm_disk;
查看lun是否能加
ls -l rhdisk43
lsattr -El hdisk43|egrep "pvid|reserve_policy"
pvid none Physical volume identifier False
reserve_policy no_reserve Reserve Policy True
加盤
切換到grid
sqlplus / as sysasm
alter diskgroup data add disk '/dev/rhdisk118','/dev/rhdisk119','/dev/rhdisk120','/dev/rhdisk121' rebalance power 5;
等待同步完成
select * from v$asm_operation;
select disk_number, state, name, total_mb, free_mb from v$asm_disk where group_number = 2;
查看rebalance情況:
select disk_number, state, name, total_mb, free_mb from v$asm_disk where group_number = 1;
alter diskgroup datadg rebalance power 5;
select * from v$asm_operation;
getconf DISK_SIZE /dev/hdisk* 看硬盤大小