Real life example of dtrace usage

If you are looking for simple example how one dtrace script can help in performance problems just look at that link: http://blogs.sun.com/portalperformance/entry/hire_dtrace_detective_to_expose
Just six lines of dtrace script.
The simplicity of the example is astounding.


Running apache with limited privileges (as non-root)

There is interesting document "Limiting Service Privileges in the Solaris 10 Operating System " which describe how to start services with limited privileges: http://www.sun.com/blueprints/0505/819-2680.pdf
and http://www.sun.com/software/solaris/howtoguides/s10securityhowto.jsp#5
The examples uses Apache webserver and show how to start it as non-root user.