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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:card0 i25 derive     Interrupt 25, for device(s): snd_hda_intel:card0
timer0 i56 derive     Interrupt 56, for device(s): timer0
spinlock0 i57 derive     Interrupt 57, for device(s): spinlock0
resched0 i58 derive     Interrupt 58, for device(s): resched0
callfunc0 i59 derive     Interrupt 59, for device(s): callfunc0
debug0 i60 derive     Interrupt 60, for device(s): debug0
callfuncsingle0 i61 derive     Interrupt 61, for device(s): callfuncsingle0
irqwork0 i62 derive     Interrupt 62, for device(s): irqwork0
xenbus i63 derive     Interrupt 63, for device(s): xenbus
xen-pcpu i64 derive     Interrupt 64, for device(s): xen-pcpu
PCIe PME i65 derive     Interrupt 65, for device(s): PCIe PME
PCIe PME i66 derive     Interrupt 66, for device(s): PCIe PME
PCIe PME i67 derive     Interrupt 67, for device(s): PCIe PME
PCIe PME i68 derive     Interrupt 68, for device(s): PCIe PME
mce i79 derive     Interrupt 79, for device(s): mce
hvc_console i80 derive     Interrupt 80, for device(s): hvc_console
eth6 i81 derive     Interrupt 81, for device(s): eth6
eth7 i82 derive     Interrupt 82, for device(s): eth7
eth3 i83 derive     Interrupt 83, for device(s): eth3
xhci_hcd i84 derive     Interrupt 84, for device(s): xhci_hcd
ahci[0000:02:00.1] i85 derive     Interrupt 85, for device(s): ahci[0000:02:00.1]
xhci_hcd i86 derive     Interrupt 86, for device(s): xhci_hcd
xhci_hcd i87 derive     Interrupt 87, for device(s): xhci_hcd
xhci_hcd i88 derive     Interrupt 88, for device(s): xhci_hcd
xhci_hcd i89 derive     Interrupt 89, for device(s): xhci_hcd
ahci[0000:05:00.0] i90 derive     Interrupt 90, for device(s): ahci[0000:05:00.0]
ahci[0000:0e:00.0] i91 derive     Interrupt 91, for device(s): ahci[0000:0e:00.0]
eth9 i92 derive     Interrupt 92, for device(s): eth9
eth9-rx-0 i93 derive     Interrupt 93, for device(s): eth9-rx-0
eth9-tx-0 i94 derive     Interrupt 94, for device(s): eth9-tx-0
nvkm i95 derive     Interrupt 95, for device(s): nvkm
evtchn:xenstored i96 derive     Interrupt 96, for device(s): evtchn:xenstored
evtchn:xenstored i97 derive     Interrupt 97, for device(s): evtchn:xenstored
evtchn:xenstored i98 derive     Interrupt 98, for device(s): evtchn:xenstored
evtchn:xenconsoled i99 derive     Interrupt 99, for device(s): evtchn:xenconsoled
blkif-backend i100 derive     Interrupt 100, for device(s): blkif-backend
blkif-backend i101 derive     Interrupt 101, for device(s): blkif-backend
vif1.0-q0-tx i102 derive     Interrupt 102, for device(s): vif1.0-q0-tx
vif1.0-q0-rx i103 derive     Interrupt 103, for device(s): vif1.0-q0-rx
evtchn:xenstored i104 derive     Interrupt 104, for device(s): evtchn:xenstored
evtchn:xenconsoled i105 derive     Interrupt 105, for device(s): evtchn:xenconsoled
blkif-backend i106 derive     Interrupt 106, for device(s): blkif-backend
vif2.0-q0-tx i107 derive     Interrupt 107, for device(s): vif2.0-q0-tx
vif2.0-q0-rx i108 derive     Interrupt 108, for device(s): vif2.0-q0-rx
blkif-backend i109 derive     Interrupt 109, for device(s): blkif-backend
evtchn:xenstored i110 derive     Interrupt 110, for device(s): evtchn:xenstored
evtchn:xenconsoled i111 derive     Interrupt 111, for device(s): evtchn:xenconsoled
blkif-backend i112 derive     Interrupt 112, for device(s): blkif-backend
blkif-backend i113 derive     Interrupt 113, for device(s): blkif-backend
vif4.0-q0-tx i114 derive     Interrupt 114, for device(s): vif4.0-q0-tx
vif4.0-q0-rx i115 derive     Interrupt 115, for device(s): vif4.0-q0-rx
vif4.1-q0-tx i116 derive     Interrupt 116, for device(s): vif4.1-q0-tx
vif4.1-q0-rx i117 derive     Interrupt 117, for device(s): vif4.1-q0-rx
vif4.2-q0-tx i118 derive     Interrupt 118, for device(s): vif4.2-q0-tx
vif4.2-q0-rx i119 derive     Interrupt 119, for device(s): vif4.2-q0-rx
evtchn:xenstored i120 derive     Interrupt 120, for device(s): evtchn:xenstored
evtchn:xenconsoled i121 derive     Interrupt 121, for device(s): evtchn:xenconsoled
blkif-backend i122 derive     Interrupt 122, for device(s): blkif-backend
blkif-backend i123 derive     Interrupt 123, for device(s): blkif-backend
blkif-backend i124 derive     Interrupt 124, for device(s): blkif-backend
blkif-backend i125 derive     Interrupt 125, for device(s): blkif-backend
blkif-backend i126 derive     Interrupt 126, for device(s): blkif-backend
vif6.0-q0-tx i127 derive     Interrupt 127, for device(s): vif6.0-q0-tx
vif6.0-q0-rx i128 derive     Interrupt 128, for device(s): vif6.0-q0-rx
evtchn:xenstored i129 derive     Interrupt 129, for device(s): evtchn:xenstored
evtchn:xenconsoled i130 derive     Interrupt 130, for device(s): evtchn:xenconsoled
blkif-backend i131 derive     Interrupt 131, for device(s): blkif-backend
vif10.0-q0-tx i132 derive     Interrupt 132, for device(s): vif10.0-q0-tx
vif10.0-q0-rx i133 derive     Interrupt 133, for device(s): vif10.0-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
evtchn:xenstored i137 derive     Interrupt 137, for device(s): evtchn:xenstored
evtchn:xenconsoled i138 derive     Interrupt 138, for device(s): evtchn:xenconsoled
blkif-backend i139 derive     Interrupt 139, for device(s): blkif-backend
blkif-backend i140 derive     Interrupt 140, for device(s): blkif-backend
blkif-backend i141 derive     Interrupt 141, for device(s): blkif-backend
blkif-backend i142 derive     Interrupt 142, for device(s): blkif-backend
vif9.0-q0-tx i143 derive     Interrupt 143, for device(s): vif9.0-q0-tx
vif9.0-q0-rx i144 derive     Interrupt 144, for device(s): vif9.0-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
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
Posted-interrupt wakeup event iPIW derive     Interrupt PIW, for device(s): Posted-interrupt wakeup event