https://docs.oracle.com/cd/F19136_01/ostmg/acfs-commands-utilities.html#GUID-1D06D15C-A37F-4805-BD99-953B01B1CD08
https://docs.oracle.com/cd/F19136_01/ostmg/steps-manage-acfs.html#GUID-4C98CF06-8CCC-45F1-9316-C40FB3EFF268
※ ボリュームサイズが小さいと下記エラー
mkfs.acfs: ACFS-01002: ACFS requires a minimum volume size of 512MB.
PRCA-1159 : 指定されたボリューム"/dev/asm/volume11-34"のサイズは、Oracle ACFSの作成に必要な最小サイズ612MBを下回っています。
volcreate -G test2 -s 4G volume11
volinfo --all
/sbin/acfsutil info fs
/sbin/mkfs -t acfs /dev/asm/volume11-225
fdisk -l
df -h
mkdir -p /acfsmounts/acfs1
ls -l /acfsmounts/acfs1
/sbin/acfsutil registry -a /dev/asm/volume11-225 /acfsmounts/acfs1
chown -R oracle:dba /acfsmounts/acfs1
echo "Oracle ACFS File System" > /acfsmounts/acfs1/myfile
ls -l /acfsmounts/acfs1
cat /acfsmounts/acfs1/myfile
fdisk -l
df -h
