Bringing the system up/ down :
Bringing the system up/ down Must be done in a controlled fashion.
Uncontrolled stops can result in system damage.
A boot manager can be used when several different types of installations are needed.
Different stop situations :
Different stop situations System shutdown.
Power down mode.
Hibernate the system.
Black out (outage)/ brown out (disturbance/noise)
UPS
Sudden stops :
Sudden stops When the system is up, data is distributed and not consistent.
Configurations done during runtime might not have been saved.
Certain services has to be stoped in a certain way.
Harddrives might be damaged by a sudden stop.
Installing an OS :
Installing an OS Documentation
Installation sources
CD
Harddrive
Network
Licenses
Drivers
Services/ softwares
Produce a start disc
Document your own procedure
Updating an OS :
Updating an OS Service packs contains important updates and handles e.g.
Security breaches
Software/ hardware deadlocks
Memory leakages
How to install a service pack?
Download it from Internet?
Order a CD?