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		      | This graph shows the number of interrupts and context switches on the system. These are typically high on a busy system. |  
			  | Field | Internal name | Type | Warn | Crit | Info |  
		      | interrupts | intr | derive |  |  | Interrupts are events that alter sequence of instructions executed by a processor. They can come from either hardware (exceptions, NMI, IRQ) or software. |  
		      | context switches | ctx | derive |  |  | A context switch occurs when a multitasking operatings system suspends the currently running process, and starts executing another. |  |