[oracle@mazar ~]$ asmcmd
Connected to an idle instance.
ASMCMD> ls -L +DATA
ASMCMD-08102: no connection to ASM; command requires ASM to run
Solution :
We need to Set ASM Instance Oracle home path
[oracle@mazar ~]$ export ORACLE_HOME=/u01/app/oracle/product/11.2.0/grid
[oracle@mazar ~]$ export PATH=/u01/app/oracle/product/11.2.0/grid/bin
[oracle@mazar ~]$ export ORACLE_SID=+ASM
[oracle@mazar ~]$ asmcmd
ASMCMD> ls -L +DATA/DBASM/DATAFILE
SYSAUX.257.753010705
SYSTEM.256.753010703
TESTTBS.275.753248961
UNDOTBS1.258.753010705
USERS.259.753010705
ASMCMD>
DBA 