grid@DB01:/home/grid>su - oracle
oracle's Password:
3004-303 There have been too many unsuccessful login attempts; please see
the system administrator.
3004-501 Cannot su to "oracle" : No permission.
grid@DB01:/home/grid>
--AIX修改密码
su - root
lsuser -f oracle
chuser unsuccessful_login_count=0 oracle
echo oracle:password|chpasswd -c