You can use IBM® Installation Manager group mode to allow multiple users to use a single instance of Installation Manager to manage software packages.
This does not mean that two people can use the single instance of IBM Installation Manager at the same time.
wasadmin
installadmin
imuser
See the IBM Installation Manager Version 1.4 Information Center for alternatives if for some reason you cannot set the umask.
/WASProducts
groupinst -dataLocation /WASProducts/IMAppData
/WASProducts/WASV8/NDTRIALwith the Samples option.
chutils -setowner=imuser
chown -R imuser app_server_root