[oracle@localhost ~]$ asmcmd help=y
commands:
--------
cd
du
find
help
ls
lsct
lsdg
mkalias
mkdir
pwd
rm
rmalias
① 列出目录信息
ASMCMD> ls
DATA/
ASMCMD> ls -al
State Type Rebal Unbal Name
MOUNTED NORMAL N N DATA/
② 别名
ASMCMD> ls -al
Type Redund Striped Time Sys Name
ONLINELOG MIRROR FINE NOV 04 19:00:00 Y none => group_4.256.798491239
ASMCMD> mkalias group_4.256.798491239 redo_log_group_3.log
ASMCMD> ls -al
Type Redund Striped Time Sys Name
ONLINELOG MIRROR FINE NOV 04 19:00:00 Y +DATA/ORCL/ONLINELOG/redo_log_group_3.log => group_4.256.798491239
N redo_log_group_3.log => +DATA/ORCL/ONLINELOG/group_4.256.798491239
③ 查看空间
ASMCMD> du
Used_MB Mirror_used_MB
89 179
ASMCMD> lsdg
State Type Rebal Unbal Sector Block AU Total_MB Free_MB Req_mir_free_MB Usable_file_MB Offline_disks Name
MOUNTED NORMAL N N 512 4096 1048576 701 358 101 128 0 DATA/
④ 查找文件
ASMCMD> find +DATA redo*
+DATA/ORCL/ONLINELOG/redo_log_group_3.log
⑤ 显示ASM和数据库实例的连接情况
ASMCMD> lsct
⑥ 删除文件
ASMCMD> rm +DATA/ORCL/ONLINELOG/redo_log_group_3.log