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Shows the number of different IRQs received by the kernel. High disk or network traffic can cause a high number of interrupts (with good hardware and drivers this will be less so). Sudden high interrupt activity with no associated higher system activity is not normal.

Field	Internal name	Type	Warn	Crit	Info
-virq timer0	i0	derive			Interrupt 0, for device(s): -virq timer0
-ipi spinlock0	i1	derive			Interrupt 1, for device(s): -ipi spinlock0
-ipi resched0	i2	derive			Interrupt 2, for device(s): -ipi resched0
-ipi callfunc0	i3	derive			Interrupt 3, for device(s): -ipi callfunc0
-ipi callfuncsingle0	i4	derive			Interrupt 4, for device(s): -ipi callfuncsingle0
-ipi irqwork0	i5	derive			Interrupt 5, for device(s): -ipi irqwork0
-virq timer1	i6	derive			Interrupt 6, for device(s): -virq timer1
-ipi resched1	i7	derive			Interrupt 7, for device(s): -ipi resched1
-ipi callfunc1	i8	derive			Interrupt 8, for device(s): -ipi callfunc1
-ipi callfuncsingle1	i9	derive			Interrupt 9, for device(s): -ipi callfuncsingle1
-ipi irqwork1	i10	derive			Interrupt 10, for device(s): -ipi irqwork1
-ipi spinlock1	i11	derive			Interrupt 11, for device(s): -ipi spinlock1
-virq timer2	i12	derive			Interrupt 12, for device(s): -virq timer2
-ipi resched2	i13	derive			Interrupt 13, for device(s): -ipi resched2
-ipi callfunc2	i14	derive			Interrupt 14, for device(s): -ipi callfunc2
-ipi callfuncsingle2	i15	derive			Interrupt 15, for device(s): -ipi callfuncsingle2
-ipi irqwork2	i16	derive			Interrupt 16, for device(s): -ipi irqwork2
-ipi spinlock2	i17	derive			Interrupt 17, for device(s): -ipi spinlock2
-event blkif	i18	derive			Interrupt 18, for device(s): -event blkif
-event blkif	i19	derive			Interrupt 19, for device(s): -event blkif
-event blkif	i20	derive			Interrupt 20, for device(s): -event blkif
-event vif0-q0-tx	i21	derive			Interrupt 21, for device(s): -event vif0-q0-tx
-event vif0-q0-rx	i22	derive			Interrupt 22, for device(s): -event vif0-q0-rx
-event vif0-q1-tx	i23	derive			Interrupt 23, for device(s): -event vif0-q1-tx
-event vif0-q1-rx	i24	derive			Interrupt 24, for device(s): -event vif0-q1-rx
-event vif0-q2-tx	i25	derive			Interrupt 25, for device(s): -event vif0-q2-tx
-event vif0-q2-rx	i26	derive			Interrupt 26, for device(s): -event vif0-q2-rx
-event blkif	i30	derive			Interrupt 30, for device(s): -event blkif
-event blkif	i31	derive			Interrupt 31, for device(s): -event blkif
-event blkif	i32	derive			Interrupt 32, for device(s): -event blkif
-event xenbus	i96	derive			Interrupt 96, for device(s): -event xenbus
-event hvc_console	i97	derive			Interrupt 97, for device(s): -event hvc_console
Non-maskable interrupts	iNMI	derive			Interrupt NMI, for device(s): Non-maskable interrupts
Local timer interrupts	iLOC	derive			Interrupt LOC, for device(s): Local timer interrupts
Spurious interrupts	iSPU	derive			Interrupt SPU, for device(s): Spurious interrupts
Performance monitoring interrupts	iPMI	derive			Interrupt PMI, for device(s): Performance monitoring interrupts
IRQ work interrupts	iIWI	derive			Interrupt IWI, for device(s): IRQ work interrupts
APIC ICR read retries	iRTR	derive			Interrupt RTR, for device(s): APIC ICR read retries
Rescheduling interrupts	iRES	derive			Interrupt RES, for device(s): Rescheduling interrupts
Function call interrupts	iCAL	derive			Interrupt CAL, for device(s): Function call interrupts
TLB shootdowns	iTLB	derive			Interrupt TLB, for device(s): TLB shootdowns
Thermal event interrupts	iTRM	derive			Interrupt TRM, for device(s): Thermal event interrupts
Threshold APIC interrupts	iTHR	derive			Interrupt THR, for device(s): Threshold APIC interrupts
Deferred Error APIC interrupts	iDFR	derive			Interrupt DFR, for device(s): Deferred Error APIC interrupts
Machine check exceptions	iMCE	derive			Interrupt MCE, for device(s): Machine check exceptions
Machine check polls	iMCP	derive			Interrupt MCP, for device(s): Machine check polls
ERR	iERR	derive
MIS	iMIS	derive
Posted-interrupt notification event	iPIN	derive			Interrupt PIN, for device(s): Posted-interrupt notification event
Nested posted-interrupt event	iNPI	derive			Interrupt NPI, for device(s): Nested posted-interrupt event
Posted-interrupt wakeup event	iPIW	derive			Interrupt PIW, for device(s): Posted-interrupt wakeup event