For more information, see Using Your Assigned Administrative Rights in Securing Users and Processes in Oracle Solaris 11.2 .
If the system has several partitions, install the partitions under separate directories, for example, /export/home1 and /export/home2.
Whenever you create a new user account, type the location of the user's home directory in the auto_home map. Map entries can be simple, for example:
user1 system1:/export/home1/& user2 system1:/export/home1/& user3 system2:/export/home2/& user4 system1:/export/home3/&
Notice the use of the & (ampersand) as a substitute for the map key. The ampersand is an abbreviation for the second occurrence of user1 in the following example: