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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
i8042 i1 derive     Interrupt 1, for device(s): i8042
rtc0 i8 derive     Interrupt 8, for device(s): rtc0
acpi i9 derive     Interrupt 9, for device(s): acpi
i8042 i12 derive     Interrupt 12, for device(s): i8042
snd_hda_intel i25 derive     Interrupt 25, for device(s): snd_hda_intel
timer0 i72 derive     Interrupt 72, for device(s): timer0
resched0 i73 derive     Interrupt 73, for device(s): resched0
callfunc0 i74 derive     Interrupt 74, for device(s): callfunc0
debug0 i75 derive     Interrupt 75, for device(s): debug0
callfuncsingle0 i76 derive     Interrupt 76, for device(s): callfuncsingle0
irqwork0 i77 derive     Interrupt 77, for device(s): irqwork0
xenbus i78 derive     Interrupt 78, for device(s): xenbus
xen-pcpu i79 derive     Interrupt 79, for device(s): xen-pcpu
aerdrv, PCIe PME i80 derive     Interrupt 80, for device(s): aerdrv, PCIe PME
aerdrv, PCIe PME i81 derive     Interrupt 81, for device(s): aerdrv, PCIe PME
PCIe PME i82 derive     Interrupt 82, for device(s): PCIe PME
PCIe PME i83 derive     Interrupt 83, for device(s): PCIe PME
mce i94 derive     Interrupt 94, for device(s): mce
hvc_console i95 derive     Interrupt 95, for device(s): hvc_console
eth6 i96 derive     Interrupt 96, for device(s): eth6
eth7 i97 derive     Interrupt 97, for device(s): eth7
eth3 i98 derive     Interrupt 98, for device(s): eth3
eth9 i99 derive     Interrupt 99, for device(s): eth9
eth9-rx-0 i100 derive     Interrupt 100, for device(s): eth9-rx-0
eth9-tx-0 i101 derive     Interrupt 101, for device(s): eth9-tx-0
ahci i102 derive     Interrupt 102, for device(s): ahci
ahci i103 derive     Interrupt 103, for device(s): ahci
xhci_hcd i104 derive     Interrupt 104, for device(s): xhci_hcd
xhci_hcd i105 derive     Interrupt 105, for device(s): xhci_hcd
xhci_hcd i106 derive     Interrupt 106, for device(s): xhci_hcd
xhci_hcd i107 derive     Interrupt 107, for device(s): xhci_hcd
xhci_hcd i108 derive     Interrupt 108, for device(s): xhci_hcd
ahci i109 derive     Interrupt 109, for device(s): ahci
evtchn:xenstored i110 derive     Interrupt 110, for device(s): evtchn:xenstored
evtchn:xenstored i111 derive     Interrupt 111, for device(s): evtchn:xenstored
evtchn:xenstored i112 derive     Interrupt 112, for device(s): evtchn:xenstored
evtchn:xenconsoled i113 derive     Interrupt 113, for device(s): evtchn:xenconsoled
evtchn:xenstored i114 derive     Interrupt 114, for device(s): evtchn:xenstored
evtchn:xenconsoled i115 derive     Interrupt 115, for device(s): evtchn:xenconsoled
blkif-backend i116 derive     Interrupt 116, for device(s): blkif-backend
blkif-backend i117 derive     Interrupt 117, for device(s): blkif-backend
evtchn:xenstored i118 derive     Interrupt 118, for device(s): evtchn:xenstored
evtchn:xenconsoled i119 derive     Interrupt 119, for device(s): evtchn:xenconsoled
vif1.0-q0-tx i120 derive     Interrupt 120, for device(s): vif1.0-q0-tx
vif1.0-q0-rx i121 derive     Interrupt 121, for device(s): vif1.0-q0-rx
blkif-backend i122 derive     Interrupt 122, for device(s): blkif-backend
blkif-backend i123 derive     Interrupt 123, for device(s): blkif-backend
evtchn:xenstored i124 derive     Interrupt 124, for device(s): evtchn:xenstored
evtchn:xenconsoled i125 derive     Interrupt 125, for device(s): evtchn:xenconsoled
blkif-backend i126 derive     Interrupt 126, for device(s): blkif-backend
blkif-backend i127 derive     Interrupt 127, for device(s): blkif-backend
vif3.0-q0-tx i128 derive     Interrupt 128, for device(s): vif3.0-q0-tx
vif3.0-q0-rx i129 derive     Interrupt 129, for device(s): vif3.0-q0-rx
blkif-backend i130 derive     Interrupt 130, for device(s): blkif-backend
blkif-backend i131 derive     Interrupt 131, for device(s): blkif-backend
vif7.0-q0-tx i132 derive     Interrupt 132, for device(s): vif7.0-q0-tx
vif7.0-q0-rx i133 derive     Interrupt 133, for device(s): vif7.0-q0-rx
blkif-backend i134 derive     Interrupt 134, for device(s): blkif-backend
blkif-backend i135 derive     Interrupt 135, for device(s): blkif-backend
blkif-backend i136 derive     Interrupt 136, for device(s): blkif-backend
blkif-backend i137 derive     Interrupt 137, for device(s): blkif-backend
blkif-backend i138 derive     Interrupt 138, for device(s): blkif-backend
vif8.0-q0-tx i139 derive     Interrupt 139, for device(s): vif8.0-q0-tx
vif8.0-q0-rx i140 derive     Interrupt 140, for device(s): vif8.0-q0-rx
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
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
Hypervisor callback interrupts iHYP derive     Interrupt HYP, for device(s): Hypervisor callback interrupts
ERR iERR derive      
MIS iMIS derive