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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
timer i0 derive     Interrupt 0, for device(s): timer
3 i3 derive      
4 i4 derive      
rtc0 i8 derive     Interrupt 8, for device(s): rtc0
acpi i9 derive     Interrupt 9, for device(s): acpi
ipmi_si i10 derive     Interrupt 10, for device(s): ipmi_si
ehci_hcd:usb1, ehci_hcd:usb2 i18 derive     Interrupt 18, for device(s): ehci_hcd:usb1, ehci_hcd:usb2
dmar0 i72 derive     Interrupt 72, for device(s): dmar0
dmar1 i73 derive     Interrupt 73, for device(s): dmar1
hpet2 i74 derive     Interrupt 74, for device(s): hpet2
hpet3 i75 derive     Interrupt 75, for device(s): hpet3
hpet4 i76 derive     Interrupt 76, for device(s): hpet4
hpet5 i77 derive     Interrupt 77, for device(s): hpet5
hpet6 i78 derive     Interrupt 78, for device(s): hpet6
megasas i90 derive     Interrupt 90, for device(s): megasas
megasas i91 derive     Interrupt 91, for device(s): megasas
megasas i92 derive     Interrupt 92, for device(s): megasas
megasas i93 derive     Interrupt 93, for device(s): megasas
megasas i94 derive     Interrupt 94, for device(s): megasas
megasas i95 derive     Interrupt 95, for device(s): megasas
megasas i96 derive     Interrupt 96, for device(s): megasas
megasas i97 derive     Interrupt 97, for device(s): megasas
megasas i98 derive     Interrupt 98, for device(s): megasas
megasas i99 derive     Interrupt 99, for device(s): megasas
megasas i100 derive     Interrupt 100, for device(s): megasas
megasas i101 derive     Interrupt 101, for device(s): megasas
megasas i102 derive     Interrupt 102, for device(s): megasas
megasas i103 derive     Interrupt 103, for device(s): megasas
megasas i104 derive     Interrupt 104, for device(s): megasas
megasas i105 derive     Interrupt 105, for device(s): megasas
megasas i106 derive     Interrupt 106, for device(s): megasas
megasas i107 derive     Interrupt 107, for device(s): megasas
megasas i108 derive     Interrupt 108, for device(s): megasas
megasas i109 derive     Interrupt 109, for device(s): megasas
megasas i110 derive     Interrupt 110, for device(s): megasas
megasas i111 derive     Interrupt 111, for device(s): megasas
megasas i112 derive     Interrupt 112, for device(s): megasas
megasas i113 derive     Interrupt 113, for device(s): megasas
megasas i114 derive     Interrupt 114, for device(s): megasas
megasas i115 derive     Interrupt 115, for device(s): megasas
megasas i116 derive     Interrupt 116, for device(s): megasas
megasas i117 derive     Interrupt 117, for device(s): megasas
ahci i118 derive     Interrupt 118, for device(s): ahci
ahci i119 derive     Interrupt 119, for device(s): ahci
eth0 i178 derive     Interrupt 178, for device(s): eth0
eth0-TxRx-0 i179 derive     Interrupt 179, for device(s): eth0-TxRx-0
eth0-TxRx-1 i180 derive     Interrupt 180, for device(s): eth0-TxRx-1
eth0-TxRx-2 i181 derive     Interrupt 181, for device(s): eth0-TxRx-2
eth0-TxRx-3 i182 derive     Interrupt 182, for device(s): eth0-TxRx-3
eth0-TxRx-4 i183 derive     Interrupt 183, for device(s): eth0-TxRx-4
eth0-TxRx-5 i184 derive     Interrupt 184, for device(s): eth0-TxRx-5
eth0-TxRx-6 i185 derive     Interrupt 185, for device(s): eth0-TxRx-6
eth0-TxRx-7 i186 derive     Interrupt 186, for device(s): eth0-TxRx-7
eth1 i187 derive     Interrupt 187, for device(s): eth1
eth1-TxRx-0 i188 derive     Interrupt 188, for device(s): eth1-TxRx-0
eth1-TxRx-1 i189 derive     Interrupt 189, for device(s): eth1-TxRx-1
eth1-TxRx-2 i190 derive     Interrupt 190, for device(s): eth1-TxRx-2
eth1-TxRx-3 i191 derive     Interrupt 191, for device(s): eth1-TxRx-3
eth1-TxRx-4 i192 derive     Interrupt 192, for device(s): eth1-TxRx-4
eth1-TxRx-5 i193 derive     Interrupt 193, for device(s): eth1-TxRx-5
eth1-TxRx-6 i194 derive     Interrupt 194, for device(s): eth1-TxRx-6
eth1-TxRx-7 i195 derive     Interrupt 195, for device(s): eth1-TxRx-7
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
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
ERR iERR derive      
MIS iMIS derive