Instant Capacity on Demand (iCOD) User's Guide for versions B.05.x

Using iCOD to Manage your Processors
Understanding Online vs. Offline Activation Methods
Chapter 468
Advantages and Disadvantages of Online Activation
Advantages: • no reboot required
• immediate additional processing power
• one simple command to activate
• automatic replacement of failed processors
Disadvantages: • some applications may not take advantage of the additional
processing power and experience functional or performance problems
• some applications may erroneously regard the inactive processors as
active processors and experience licensing problems
Advantages and Disadvantages of Offline Activation
Advantages: • applications should not experience functional or performance
problems
• applications should not experience licensing problems
Disadvantages: • requires a reboot to activate a processor
• complex, multi-step process
• no automatic replacement of failed processors
• the HP application, Predictive, reports the deconfigured processors
• L- and N-Class systems show system alerts for deconfigured
processors