===== Disk usage ASM Linux =====
<code>
sudo su - grid -c 'export ORACLE_HOME=/u02/app/grid/product/12.1.0/grid && export ORACLE_SID=+ASM && echo "SELECT name, free_mb, total_mb, free_mb/total_mb*100 as percentage FROM v\$asm_diskgroup;"| /u02/app/grid/product/12.1.0/grid/bin/sqlplus -S / as sysasm'
</code>

<code>
sudo su - grid -c 'export ORACLE_HOME=/u02/app/grid/product/12.1.0/grid && export ORACLE_SID=+ASM1 && echo "SELECT name, free_mb, total_mb, free_mb/total_mb*100 as percentage FROM v\$asm_diskgroup;"| /u02/app/grid/product/12.1.0/grid/bin/sqlplus -S / as sysasm'
</code>