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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
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
i801_smbus i16 derive     Interrupt 16, for device(s): i801_smbus
PCIe PME i24 derive     Interrupt 24, for device(s): PCIe PME
PCIe PME i25 derive     Interrupt 25, for device(s): PCIe PME
PCIe PME i27 derive     Interrupt 27, for device(s): PCIe PME
PCIe PME i29 derive     Interrupt 29, for device(s): PCIe PME
PCIe PME, pciehp i31 derive     Interrupt 31, for device(s): PCIe PME, pciehp
PCIe PME, pciehp i32 derive     Interrupt 32, for device(s): PCIe PME, pciehp
PCIe PME, pciehp i33 derive     Interrupt 33, for device(s): PCIe PME, pciehp
PCIe PME, pciehp i34 derive     Interrupt 34, for device(s): PCIe PME, pciehp
PCIe PME, pciehp i36 derive     Interrupt 36, for device(s): PCIe PME, pciehp
PCIe PME, pciehp i37 derive     Interrupt 37, for device(s): PCIe PME, pciehp
PCIe PME, pciehp i38 derive     Interrupt 38, for device(s): PCIe PME, pciehp
PCIe PME, pciehp i39 derive     Interrupt 39, for device(s): PCIe PME, pciehp
xhci_hcd i40 derive     Interrupt 40, for device(s): xhci_hcd
megasas i42 derive     Interrupt 42, for device(s): megasas
megasas i43 derive     Interrupt 43, for device(s): megasas
megasas i44 derive     Interrupt 44, for device(s): megasas
megasas i45 derive     Interrupt 45, for device(s): megasas
megasas i46 derive     Interrupt 46, for device(s): megasas
megasas i47 derive     Interrupt 47, for device(s): megasas
megasas i48 derive     Interrupt 48, for device(s): megasas
megasas i49 derive     Interrupt 49, for device(s): megasas
megasas i50 derive     Interrupt 50, for device(s): megasas
megasas i51 derive     Interrupt 51, for device(s): megasas
megasas i52 derive     Interrupt 52, for device(s): megasas
megasas i53 derive     Interrupt 53, for device(s): megasas
megasas i54 derive     Interrupt 54, for device(s): megasas
megasas i55 derive     Interrupt 55, for device(s): megasas
megasas i56 derive     Interrupt 56, for device(s): megasas
megasas i57 derive     Interrupt 57, for device(s): megasas
megasas i58 derive     Interrupt 58, for device(s): megasas
megasas i59 derive     Interrupt 59, for device(s): megasas
megasas i60 derive     Interrupt 60, for device(s): megasas
megasas i61 derive     Interrupt 61, for device(s): megasas
megasas i62 derive     Interrupt 62, for device(s): megasas
megasas i63 derive     Interrupt 63, for device(s): megasas
megasas i64 derive     Interrupt 64, for device(s): megasas
megasas i65 derive     Interrupt 65, for device(s): megasas
megasas i66 derive     Interrupt 66, for device(s): megasas
megasas i67 derive     Interrupt 67, for device(s): megasas
megasas i68 derive     Interrupt 68, for device(s): megasas
megasas i69 derive     Interrupt 69, for device(s): megasas
megasas i70 derive     Interrupt 70, for device(s): megasas
megasas i71 derive     Interrupt 71, for device(s): megasas
megasas i72 derive     Interrupt 72, for device(s): megasas
megasas i73 derive     Interrupt 73, for device(s): megasas
megasas i74 derive     Interrupt 74, for device(s): megasas
megasas i75 derive     Interrupt 75, for device(s): megasas
megasas i76 derive     Interrupt 76, for device(s): megasas
megasas i77 derive     Interrupt 77, for device(s): megasas
megasas i78 derive     Interrupt 78, for device(s): megasas
megasas i79 derive     Interrupt 79, for device(s): megasas
megasas i80 derive     Interrupt 80, for device(s): megasas
megasas i81 derive     Interrupt 81, for device(s): megasas
megasas i82 derive     Interrupt 82, for device(s): megasas
megasas i83 derive     Interrupt 83, for device(s): megasas
megasas i84 derive     Interrupt 84, for device(s): megasas
megasas i85 derive     Interrupt 85, for device(s): megasas
megasas i86 derive     Interrupt 86, for device(s): megasas
megasas i87 derive     Interrupt 87, for device(s): megasas
megasas i88 derive     Interrupt 88, for device(s): megasas
megasas i89 derive     Interrupt 89, for device(s): megasas
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
dmar6 i104 derive     Interrupt 104, for device(s): dmar6
dmar5 i105 derive     Interrupt 105, for device(s): dmar5
dmar4 i106 derive     Interrupt 106, for device(s): dmar4
dmar3 i107 derive     Interrupt 107, for device(s): dmar3
dmar2 i108 derive     Interrupt 108, for device(s): dmar2
dmar1 i109 derive     Interrupt 109, for device(s): dmar1
dmar0 i110 derive     Interrupt 110, for device(s): dmar0
dmar7 i111 derive     Interrupt 111, for device(s): dmar7
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
megasas i118 derive     Interrupt 118, for device(s): megasas
megasas i119 derive     Interrupt 119, for device(s): megasas
megasas i120 derive     Interrupt 120, for device(s): megasas
megasas i121 derive     Interrupt 121, for device(s): megasas
megasas i122 derive     Interrupt 122, for device(s): megasas
megasas i123 derive     Interrupt 123, for device(s): megasas
megasas i124 derive     Interrupt 124, for device(s): megasas
megasas i125 derive     Interrupt 125, for device(s): megasas
megasas i126 derive     Interrupt 126, for device(s): megasas
megasas i127 derive     Interrupt 127, for device(s): megasas
megasas i128 derive     Interrupt 128, for device(s): megasas
megasas i129 derive     Interrupt 129, for device(s): megasas
megasas i130 derive     Interrupt 130, for device(s): megasas
megasas i131 derive     Interrupt 131, for device(s): megasas
megasas i132 derive     Interrupt 132, for device(s): megasas
megasas i133 derive     Interrupt 133, for device(s): megasas
megasas i134 derive     Interrupt 134, for device(s): megasas
megasas i135 derive     Interrupt 135, for device(s): megasas
megasas i136 derive     Interrupt 136, for device(s): megasas
megasas i137 derive     Interrupt 137, for device(s): megasas
megasas i138 derive     Interrupt 138, for device(s): megasas
megasas i139 derive     Interrupt 139, for device(s): megasas
megasas i140 derive     Interrupt 140, for device(s): megasas
megasas i141 derive     Interrupt 141, for device(s): megasas
megasas i142 derive     Interrupt 142, for device(s): megasas
megasas i143 derive     Interrupt 143, for device(s): megasas
megasas i144 derive     Interrupt 144, for device(s): megasas
megasas i145 derive     Interrupt 145, for device(s): megasas
megasas i146 derive     Interrupt 146, for device(s): megasas
megasas i147 derive     Interrupt 147, for device(s): megasas
megasas i148 derive     Interrupt 148, for device(s): megasas
megasas i149 derive     Interrupt 149, for device(s): megasas
megasas i150 derive     Interrupt 150, for device(s): megasas
megasas i151 derive     Interrupt 151, for device(s): megasas
megasas i152 derive     Interrupt 152, for device(s): megasas
megasas i153 derive     Interrupt 153, for device(s): megasas
em1-TxRx-0 i155 derive     Interrupt 155, for device(s): em1-TxRx-0
em1-TxRx-1 i156 derive     Interrupt 156, for device(s): em1-TxRx-1
em1-TxRx-2 i157 derive     Interrupt 157, for device(s): em1-TxRx-2
em1-TxRx-3 i158 derive     Interrupt 158, for device(s): em1-TxRx-3
em1-TxRx-4 i159 derive     Interrupt 159, for device(s): em1-TxRx-4
em1-TxRx-5 i160 derive     Interrupt 160, for device(s): em1-TxRx-5
em1-TxRx-6 i161 derive     Interrupt 161, for device(s): em1-TxRx-6
em1-TxRx-7 i162 derive     Interrupt 162, for device(s): em1-TxRx-7
em2-TxRx-0 i164 derive     Interrupt 164, for device(s): em2-TxRx-0
em2-TxRx-1 i165 derive     Interrupt 165, for device(s): em2-TxRx-1
em2-TxRx-2 i166 derive     Interrupt 166, for device(s): em2-TxRx-2
em2-TxRx-3 i167 derive     Interrupt 167, for device(s): em2-TxRx-3
em2-TxRx-4 i168 derive     Interrupt 168, for device(s): em2-TxRx-4
em2-TxRx-5 i169 derive     Interrupt 169, for device(s): em2-TxRx-5
em2-TxRx-6 i170 derive     Interrupt 170, for device(s): em2-TxRx-6
em2-TxRx-7 i171 derive     Interrupt 171, for device(s): em2-TxRx-7
mei_me i172 derive     Interrupt 172, for device(s): mei_me
em3-tx-0 i173 derive     Interrupt 173, for device(s): em3-tx-0
em3-rx-1 i174 derive     Interrupt 174, for device(s): em3-rx-1
em3-rx-2 i175 derive     Interrupt 175, for device(s): em3-rx-2
em3-rx-3 i176 derive     Interrupt 176, for device(s): em3-rx-3
em3-rx-4 i177 derive     Interrupt 177, for device(s): em3-rx-4
em4-tx-0 i178 derive     Interrupt 178, for device(s): em4-tx-0
em4-rx-1 i179 derive     Interrupt 179, for device(s): em4-rx-1
em4-rx-2 i180 derive     Interrupt 180, for device(s): em4-rx-2
em4-rx-3 i181 derive     Interrupt 181, for device(s): em4-rx-3
em4-rx-4 i182 derive     Interrupt 182, for device(s): em4-rx-4
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
Nested posted-interrupt event iNPI derive     Interrupt NPI, for device(s): Nested posted-interrupt event
Posted-interrupt wakeup event iPIW derive     Interrupt PIW, for device(s): Posted-interrupt wakeup event