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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
2-edge timer i0 derive     Interrupt 0, for device(s): 2-edge timer
8-edge rtc0 i8 derive     Interrupt 8, for device(s): 8-edge rtc0
9-fasteoi acpi i9 derive     Interrupt 9, for device(s): 9-fasteoi acpi
10-edge ipmi_si i10 derive     Interrupt 10, for device(s): 10-edge ipmi_si
22-fasteoi ehci_hcd:usb2 i22 derive     Interrupt 22, for device(s): 22-fasteoi ehci_hcd:usb2
23-fasteoi ehci_hcd:usb1 i23 derive     Interrupt 23, for device(s): 23-fasteoi ehci_hcd:usb1
16384-edge PCIe PME, aerdrv i25 derive     Interrupt 25, for device(s): 16384-edge PCIe PME, aerdrv
32768-edge PCIe PME, aerdrv i26 derive     Interrupt 26, for device(s): 32768-edge PCIe PME, aerdrv
36864-edge PCIe PME, aerdrv i27 derive     Interrupt 27, for device(s): 36864-edge PCIe PME, aerdrv
49152-edge PCIe PME, aerdrv i28 derive     Interrupt 28, for device(s): 49152-edge PCIe PME, aerdrv
278528-edge PCIe PME, aerdrv i29 derive     Interrupt 29, for device(s): 278528-edge PCIe PME, aerdrv
458752-edge PCIe PME, aerdrv i30 derive     Interrupt 30, for device(s): 458752-edge PCIe PME, aerdrv
466944-edge PCIe PME, aerdrv i31 derive     Interrupt 31, for device(s): 466944-edge PCIe PME, aerdrv
473088-edge PCIe PME, aerdrv i32 derive     Interrupt 32, for device(s): 473088-edge PCIe PME, aerdrv
33570816-edge PCIe PME, aerdrv i37 derive     Interrupt 37, for device(s): 33570816-edge PCIe PME, aerdrv
33603584-edge PCIe PME, aerdrv i38 derive     Interrupt 38, for device(s): 33603584-edge PCIe PME, aerdrv
3670016-edge eno3 i39 derive     Interrupt 39, for device(s): 3670016-edge eno3
3670017-edge eno3-TxRx-0 i40 derive     Interrupt 40, for device(s): 3670017-edge eno3-TxRx-0
3670018-edge eno3-TxRx-1 i41 derive     Interrupt 41, for device(s): 3670018-edge eno3-TxRx-1
3670019-edge eno3-TxRx-2 i42 derive     Interrupt 42, for device(s): 3670019-edge eno3-TxRx-2
3670020-edge eno3-TxRx-3 i43 derive     Interrupt 43, for device(s): 3670020-edge eno3-TxRx-3
3670021-edge eno3-TxRx-4 i44 derive     Interrupt 44, for device(s): 3670021-edge eno3-TxRx-4
3670022-edge eno3-TxRx-5 i45 derive     Interrupt 45, for device(s): 3670022-edge eno3-TxRx-5
3670023-edge eno3-TxRx-6 i46 derive     Interrupt 46, for device(s): 3670023-edge eno3-TxRx-6
3670024-edge eno3-TxRx-7 i47 derive     Interrupt 47, for device(s): 3670024-edge eno3-TxRx-7
1048576-edge megasas0-msix0 i49 derive     Interrupt 49, for device(s): 1048576-edge megasas0-msix0
1048577-edge megasas0-msix1 i50 derive     Interrupt 50, for device(s): 1048577-edge megasas0-msix1
1048578-edge megasas0-msix2 i51 derive     Interrupt 51, for device(s): 1048578-edge megasas0-msix2
1048579-edge megasas0-msix3 i52 derive     Interrupt 52, for device(s): 1048579-edge megasas0-msix3
1048580-edge megasas0-msix4 i53 derive     Interrupt 53, for device(s): 1048580-edge megasas0-msix4
1048581-edge megasas0-msix5 i54 derive     Interrupt 54, for device(s): 1048581-edge megasas0-msix5
1048582-edge megasas0-msix6 i55 derive     Interrupt 55, for device(s): 1048582-edge megasas0-msix6
1048583-edge megasas0-msix7 i56 derive     Interrupt 56, for device(s): 1048583-edge megasas0-msix7
1048584-edge megasas0-msix8 i57 derive     Interrupt 57, for device(s): 1048584-edge megasas0-msix8
1048585-edge megasas0-msix9 i58 derive     Interrupt 58, for device(s): 1048585-edge megasas0-msix9
1048586-edge megasas0-msix10 i59 derive     Interrupt 59, for device(s): 1048586-edge megasas0-msix10
1048587-edge megasas0-msix11 i60 derive     Interrupt 60, for device(s): 1048587-edge megasas0-msix11
1048588-edge megasas0-msix12 i61 derive     Interrupt 61, for device(s): 1048588-edge megasas0-msix12
1048589-edge megasas0-msix13 i62 derive     Interrupt 62, for device(s): 1048589-edge megasas0-msix13
1048590-edge megasas0-msix14 i63 derive     Interrupt 63, for device(s): 1048590-edge megasas0-msix14
1048591-edge megasas0-msix15 i64 derive     Interrupt 64, for device(s): 1048591-edge megasas0-msix15
512000-edge ahci[0000:00:1f.2] i66 derive     Interrupt 66, for device(s): 512000-edge ahci[0000:00:1f.2]
3672064-edge eno4 i67 derive     Interrupt 67, for device(s): 3672064-edge eno4
3672065-edge eno4-TxRx-0 i68 derive     Interrupt 68, for device(s): 3672065-edge eno4-TxRx-0
3672066-edge eno4-TxRx-1 i69 derive     Interrupt 69, for device(s): 3672066-edge eno4-TxRx-1
3672067-edge eno4-TxRx-2 i70 derive     Interrupt 70, for device(s): 3672067-edge eno4-TxRx-2
3672068-edge eno4-TxRx-3 i71 derive     Interrupt 71, for device(s): 3672068-edge eno4-TxRx-3
3672069-edge eno4-TxRx-4 i72 derive     Interrupt 72, for device(s): 3672069-edge eno4-TxRx-4
3672070-edge eno4-TxRx-5 i73 derive     Interrupt 73, for device(s): 3672070-edge eno4-TxRx-5
3672071-edge eno4-TxRx-6 i74 derive     Interrupt 74, for device(s): 3672071-edge eno4-TxRx-6
3672072-edge eno4-TxRx-7 i75 derive     Interrupt 75, for device(s): 3672072-edge eno4-TxRx-7
0-edge dmar0 i88 derive     Interrupt 88, for device(s): 0-edge dmar0
1-edge dmar1 i89 derive     Interrupt 89, for device(s): 1-edge dmar1
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