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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      
serial i4 derive     Interrupt 4, for device(s): serial
rtc0 i8 derive     Interrupt 8, for device(s): rtc0
acpi i9 derive     Interrupt 9, for device(s): acpi
ehci_hcd:usb1 i16 derive     Interrupt 16, for device(s): ehci_hcd:usb1
ehci_hcd:usb2 i23 derive     Interrupt 23, for device(s): 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
aerdrv i79 derive     Interrupt 79, for device(s): aerdrv
aerdrv i80 derive     Interrupt 80, for device(s): aerdrv
aerdrv i81 derive     Interrupt 81, for device(s): aerdrv
aerdrv i82 derive     Interrupt 82, for device(s): aerdrv
aerdrv i83 derive     Interrupt 83, for device(s): aerdrv
aerdrv i84 derive     Interrupt 84, for device(s): aerdrv
mpt2sas0-msix0 i85 derive     Interrupt 85, for device(s): mpt2sas0-msix0
isci-msix i86 derive     Interrupt 86, for device(s): isci-msix
isci-msix i87 derive     Interrupt 87, for device(s): isci-msix
eth0 i88 derive     Interrupt 88, for device(s): eth0
eth0-TxRx-0 i89 derive     Interrupt 89, for device(s): eth0-TxRx-0
eth0-TxRx-1 i90 derive     Interrupt 90, for device(s): eth0-TxRx-1
eth0-TxRx-2 i91 derive     Interrupt 91, for device(s): eth0-TxRx-2
eth0-TxRx-3 i92 derive     Interrupt 92, for device(s): eth0-TxRx-3
eth0-TxRx-4 i93 derive     Interrupt 93, for device(s): eth0-TxRx-4
eth0-TxRx-5 i94 derive     Interrupt 94, for device(s): eth0-TxRx-5
eth0-TxRx-6 i95 derive     Interrupt 95, for device(s): eth0-TxRx-6
eth0-TxRx-7 i96 derive     Interrupt 96, for device(s): eth0-TxRx-7
eth1 i97 derive     Interrupt 97, for device(s): eth1
eth1-TxRx-0 i98 derive     Interrupt 98, for device(s): eth1-TxRx-0
eth1-TxRx-1 i99 derive     Interrupt 99, for device(s): eth1-TxRx-1
eth1-TxRx-2 i100 derive     Interrupt 100, for device(s): eth1-TxRx-2
eth1-TxRx-3 i101 derive     Interrupt 101, for device(s): eth1-TxRx-3
eth1-TxRx-4 i102 derive     Interrupt 102, for device(s): eth1-TxRx-4
eth1-TxRx-5 i103 derive     Interrupt 103, for device(s): eth1-TxRx-5
eth1-TxRx-6 i104 derive     Interrupt 104, for device(s): eth1-TxRx-6
eth1-TxRx-7 i105 derive     Interrupt 105, for device(s): eth1-TxRx-7
teng1-TxRx-0 i106 derive     Interrupt 106, for device(s): teng1-TxRx-0
teng1-TxRx-1 i107 derive     Interrupt 107, for device(s): teng1-TxRx-1
teng1-TxRx-2 i108 derive     Interrupt 108, for device(s): teng1-TxRx-2
teng1-TxRx-3 i109 derive     Interrupt 109, for device(s): teng1-TxRx-3
teng1-TxRx-4 i110 derive     Interrupt 110, for device(s): teng1-TxRx-4
teng1-TxRx-5 i111 derive     Interrupt 111, for device(s): teng1-TxRx-5
teng1-TxRx-6 i112 derive     Interrupt 112, for device(s): teng1-TxRx-6
teng1-TxRx-7 i113 derive     Interrupt 113, for device(s): teng1-TxRx-7
teng1-TxRx-8 i114 derive     Interrupt 114, for device(s): teng1-TxRx-8
teng1-TxRx-9 i115 derive     Interrupt 115, for device(s): teng1-TxRx-9
teng1-TxRx-10 i116 derive     Interrupt 116, for device(s): teng1-TxRx-10
teng1-TxRx-11 i117 derive     Interrupt 117, for device(s): teng1-TxRx-11
teng1-TxRx-12 i118 derive     Interrupt 118, for device(s): teng1-TxRx-12
teng1-TxRx-13 i119 derive     Interrupt 119, for device(s): teng1-TxRx-13
teng1-TxRx-14 i120 derive     Interrupt 120, for device(s): teng1-TxRx-14
teng1-TxRx-15 i121 derive     Interrupt 121, for device(s): teng1-TxRx-15
teng1-TxRx-16 i122 derive     Interrupt 122, for device(s): teng1-TxRx-16
teng1-TxRx-17 i123 derive     Interrupt 123, for device(s): teng1-TxRx-17
teng1-TxRx-18 i124 derive     Interrupt 124, for device(s): teng1-TxRx-18
teng1-TxRx-19 i125 derive     Interrupt 125, for device(s): teng1-TxRx-19
teng1-TxRx-20 i126 derive     Interrupt 126, for device(s): teng1-TxRx-20
teng1-TxRx-21 i127 derive     Interrupt 127, for device(s): teng1-TxRx-21
teng1-TxRx-22 i128 derive     Interrupt 128, for device(s): teng1-TxRx-22
teng1-TxRx-23 i129 derive     Interrupt 129, for device(s): teng1-TxRx-23
teng1 i130 derive     Interrupt 130, for device(s): teng1
teng0-TxRx-0 i131 derive     Interrupt 131, for device(s): teng0-TxRx-0
teng0-TxRx-1 i132 derive     Interrupt 132, for device(s): teng0-TxRx-1
teng0-TxRx-2 i133 derive     Interrupt 133, for device(s): teng0-TxRx-2
teng0-TxRx-3 i134 derive     Interrupt 134, for device(s): teng0-TxRx-3
teng0-TxRx-4 i135 derive     Interrupt 135, for device(s): teng0-TxRx-4
teng0-TxRx-5 i136 derive     Interrupt 136, for device(s): teng0-TxRx-5
teng0-TxRx-6 i137 derive     Interrupt 137, for device(s): teng0-TxRx-6
teng0-TxRx-7 i138 derive     Interrupt 138, for device(s): teng0-TxRx-7
teng0-TxRx-8 i139 derive     Interrupt 139, for device(s): teng0-TxRx-8
teng0-TxRx-9 i140 derive     Interrupt 140, for device(s): teng0-TxRx-9
teng0-TxRx-10 i141 derive     Interrupt 141, for device(s): teng0-TxRx-10
teng0-TxRx-11 i142 derive     Interrupt 142, for device(s): teng0-TxRx-11
teng0-TxRx-12 i143 derive     Interrupt 143, for device(s): teng0-TxRx-12
teng0-TxRx-13 i144 derive     Interrupt 144, for device(s): teng0-TxRx-13
teng0-TxRx-14 i145 derive     Interrupt 145, for device(s): teng0-TxRx-14
teng0-TxRx-15 i146 derive     Interrupt 146, for device(s): teng0-TxRx-15
teng0-TxRx-16 i147 derive     Interrupt 147, for device(s): teng0-TxRx-16
teng0-TxRx-17 i148 derive     Interrupt 148, for device(s): teng0-TxRx-17
teng0-TxRx-18 i149 derive     Interrupt 149, for device(s): teng0-TxRx-18
teng0-TxRx-19 i150 derive     Interrupt 150, for device(s): teng0-TxRx-19
teng0-TxRx-20 i151 derive     Interrupt 151, for device(s): teng0-TxRx-20
teng0-TxRx-21 i152 derive     Interrupt 152, for device(s): teng0-TxRx-21
teng0-TxRx-22 i153 derive     Interrupt 153, for device(s): teng0-TxRx-22
teng0-TxRx-23 i154 derive     Interrupt 154, for device(s): teng0-TxRx-23
teng0 i155 derive     Interrupt 155, for device(s): teng0
ioat-msix i156 derive     Interrupt 156, for device(s): ioat-msix
ioat-msix i157 derive     Interrupt 157, for device(s): ioat-msix
ioat-msix i158 derive     Interrupt 158, for device(s): ioat-msix
ioat-msix i159 derive     Interrupt 159, for device(s): ioat-msix
ioat-msix i160 derive     Interrupt 160, for device(s): ioat-msix
ioat-msix i161 derive     Interrupt 161, for device(s): ioat-msix
ioat-msix i162 derive     Interrupt 162, for device(s): ioat-msix
ioat-msix i163 derive     Interrupt 163, for device(s): ioat-msix
ioat-msix i164 derive     Interrupt 164, for device(s): ioat-msix
ioat-msix i165 derive     Interrupt 165, for device(s): ioat-msix
ioat-msix i166 derive     Interrupt 166, for device(s): ioat-msix
ioat-msix i167 derive     Interrupt 167, for device(s): ioat-msix
ioat-msix i168 derive     Interrupt 168, for device(s): ioat-msix
ioat-msix i169 derive     Interrupt 169, for device(s): ioat-msix
ioat-msix i170 derive     Interrupt 170, for device(s): ioat-msix
ioat-msix i171 derive     Interrupt 171, for device(s): ioat-msix
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