# pwd
/root
>>
[root@RAC1 ~]# mkdir -p /u01/app/grid
[root@RAC1 ~]# chown -R grid:oinstall /u01/app/grid/
[root@RAC1 ~]# chmod -R 775 /u01/app/grid/
>>
[root@RAC1 u01]# mkdir -p /u01/product/11.2.0/grid
[root@RAC1 u01]# chown -R grid:oinstall /u01/product/11.2.0/grid/
[root@RAC1 u01]# chmod -R 775 /u01/product/11.2.0/grid/
>>
[root@RAC1 ~]# cd /u01/
[root@RAC1 u01]# ls -l
total 24
drwxr-xr-x 4 root root 4096 Nov 24 15:23 app
drwx------ 2 root root 16384 Nov 23 03:45 lost+found
drwxr-xr-x 3 root root 4096 Nov 24 15:22 product
>>
# id grid
uid=550(grid) gid=501(oinstall) groups=501(oinstall),503(asmadmin),504(asmdba),505(asmoper)
>>
# tail /etc/group
haldaemon:x:68:
avahi-autoipd:x:103:
xfs:x:43:
gdm:x:42:
sabayon:x:86:
oinstall:x:501:
dba:x:502:oracle
asmadmin:x:503:grid
asmdba:x:504:grid,oracle
asmoper:x:505:grid
>>
# tail -3 /etc/passwd
sabayon:x:86:86:Sabayon user:/home/sabayon:/sbin/nologin
grid:x:550:501::/home/grid:/bin/bash
oracle:x:551:501::/home/oracle:/bin/bash
>>
# cat /etc/*release
Enterprise Linux Enterprise Linux Server release 5.5 (Carthage)
Oracle Linux Server release 5.11
Red Hat Enterprise Linux Server release 5.5 (Tikanga)