Last week’s column looked at sulog — the file that collects information on switch user activity on many Unix systems — and presented a simple Perl script for summarizing su activity. In this week’s ...

for some reason, when i 'su' to root, the password will not take.<BR><BR>on my solaris box, i change the group ownership of 'su' so that only people belonging to the sysadm group can use the command.

One of the things that every Unix systems administrator needs to know to properly manage a Unix system is who else is using the powers of root. Without that knowledge, it is not possible to be ...