https://docs.oracle.com/cd/F19136_01/ostmg/acfs-commands-utilities.html#GUID-541A93CD-C558-45AA-A7A7-F52A6BFDC437
https://docs.oracle.com/cd/F19136_01/ostmg/alter-diskgroups.html#GUID-17B6982D-DC71-40D2-BB9B-A6C659DD187E
https://docs.oracle.com/cd/F19136_01/ostmg/manage-advm-asmcmd.html#GUID-BE0EB02B-1933-4AD0-A79E-3B2240210578
mount
df -h
umount /acfsmounts/acfs1
/sbin/acfsutil rmfs /dev/asm/volume11-225
/sbin/acfsutil info fs
su - grid
export ORACLE_SID=+ASM1
sqlplus / as sysasm
set lines 1000
set pages 5000
select * from v$asm_diskgroup order by group_number;
select * from v$asm_volume order by group_number,volume_name;
ALTER DISKGROUP test2 drop VOLUME VOLUME11;
asmcmd
volinfo --all
voldelete -G TEST3 VOLUME2
volinfo -G TEST3 VOLUME2
