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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
timer0 i0 derive     Interrupt 0, for device(s): timer0
spinlock0 i1 derive     Interrupt 1, for device(s): spinlock0
resched0 i2 derive     Interrupt 2, for device(s): resched0
callfunc0 i3 derive     Interrupt 3, for device(s): callfunc0
debug0 i4 derive     Interrupt 4, for device(s): debug0
callfuncsingle0 i5 derive     Interrupt 5, for device(s): callfuncsingle0
timer1 i6 derive     Interrupt 6, for device(s): timer1
spinlock1 i7 derive     Interrupt 7, for device(s): spinlock1
resched1 i8 derive     Interrupt 8, for device(s): resched1
callfunc1 i9 derive     Interrupt 9, for device(s): callfunc1
debug1 i10 derive     Interrupt 10, for device(s): debug1
callfuncsingle1 i11 derive     Interrupt 11, for device(s): callfuncsingle1
hvc_console i12 derive     Interrupt 12, for device(s): hvc_console
blkif i13 derive     Interrupt 13, for device(s): blkif
blkif i14 derive     Interrupt 14, for device(s): blkif
blkif i15 derive     Interrupt 15, for device(s): blkif
eth0 i16 derive     Interrupt 16, for device(s): eth0
xenbus i96 derive     Interrupt 96, for device(s): xenbus
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
Performance pending work iPND derive     Interrupt PND, for device(s): Performance pending work
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
ERR iERR derive      
MIS iMIS derive