Issue
A successful tsm login using local linux account would cause error entries in linux secure log below.User1 below is a local linux account in tsmadmin group.
Jan 21 09:26:28 ip-10-177-41-187 unix_chkpwd[14780]: check pass; user unknown
Jan 21 09:26:28 ip-10-177-41-187 unix_chkpwd[14781]: check pass; user unknown
Jan 21 09:26:28 ip-10-177-41-187 unix_chkpwd[14781]: password check failed for user (user1)
Jan 21 09:26:28 ip-10-177-41-187 tabadmincontroller: pam_unix(login:auth): authentication failure; logname= uid=995 euid=995 tty= ruser= rhost= user=user1
Jan 21 09:26:30 ip-10-177-41-187 su: pam_unix(su:session): session opened for user user1 by (uid=995)
Jan 21 09:26:30 ip-10-177-41-187 su: pam_unix(su:session): session closed for user user1