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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
18 i18 derive     Interrupt 18, for device(s): 18-fasteoi i801_smbus, ehci_hcd:usb1, ehci_hcd:usb4
16384-edge PCIe PME i25 derive     Interrupt 25, for device(s): 16384-edge PCIe PME
49152-edge PCIe PME i27 derive     Interrupt 27, for device(s): 49152-edge PCIe PME
53248-edge PCIe PME i28 derive     Interrupt 28, for device(s): 53248-edge PCIe PME
458752-edge PCIe PME i29 derive     Interrupt 29, for device(s): 458752-edge PCIe PME
466944-edge PCIe PME i30 derive     Interrupt 30, for device(s): 466944-edge PCIe PME
286720-edge ahci[0000:00:11.4] i41 derive     Interrupt 41, for device(s): 286720-edge ahci[0000:00:11.4]
327680-edge xhci_hcd i42 derive     Interrupt 42, for device(s): 327680-edge xhci_hcd
512000-edge ahci[0000:00:1f.2] i43 derive     Interrupt 43, for device(s): 512000-edge ahci[0000:00:1f.2]
0-edge dmar0 i48 derive     Interrupt 48, for device(s): 0-edge dmar0
524288-edge ens1f0-TxRx-0 i55 derive     Interrupt 55, for device(s): 524288-edge ens1f0-TxRx-0
524289-edge ens1f0-TxRx-1 i56 derive     Interrupt 56, for device(s): 524289-edge ens1f0-TxRx-1
524290-edge ens1f0-TxRx-2 i57 derive     Interrupt 57, for device(s): 524290-edge ens1f0-TxRx-2
524291-edge ens1f0-TxRx-3 i58 derive     Interrupt 58, for device(s): 524291-edge ens1f0-TxRx-3
524292-edge ens1f0-TxRx-4 i59 derive     Interrupt 59, for device(s): 524292-edge ens1f0-TxRx-4
524293-edge ens1f0-TxRx-5 i60 derive     Interrupt 60, for device(s): 524293-edge ens1f0-TxRx-5
524294-edge ens1f0-TxRx-6 i61 derive     Interrupt 61, for device(s): 524294-edge ens1f0-TxRx-6
524295-edge ens1f0-TxRx-7 i62 derive     Interrupt 62, for device(s): 524295-edge ens1f0-TxRx-7
524296-edge ens1f0-TxRx-8 i63 derive     Interrupt 63, for device(s): 524296-edge ens1f0-TxRx-8
524297-edge ens1f0-TxRx-9 i64 derive     Interrupt 64, for device(s): 524297-edge ens1f0-TxRx-9
524298-edge ens1f0-TxRx-10 i65 derive     Interrupt 65, for device(s): 524298-edge ens1f0-TxRx-10
524299-edge ens1f0-TxRx-11 i66 derive     Interrupt 66, for device(s): 524299-edge ens1f0-TxRx-11
524300-edge ens1f0-TxRx-12 i67 derive     Interrupt 67, for device(s): 524300-edge ens1f0-TxRx-12
524301-edge ens1f0-TxRx-13 i68 derive     Interrupt 68, for device(s): 524301-edge ens1f0-TxRx-13
524302-edge ens1f0-TxRx-14 i69 derive     Interrupt 69, for device(s): 524302-edge ens1f0-TxRx-14
524303-edge ens1f0-TxRx-15 i70 derive     Interrupt 70, for device(s): 524303-edge ens1f0-TxRx-15
524304-edge ens1f0 i71 derive     Interrupt 71, for device(s): 524304-edge ens1f0
526336-edge ens1f1-TxRx-0 i73 derive     Interrupt 73, for device(s): 526336-edge ens1f1-TxRx-0
526337-edge ens1f1-TxRx-1 i74 derive     Interrupt 74, for device(s): 526337-edge ens1f1-TxRx-1
526338-edge ens1f1-TxRx-2 i75 derive     Interrupt 75, for device(s): 526338-edge ens1f1-TxRx-2
526339-edge ens1f1-TxRx-3 i76 derive     Interrupt 76, for device(s): 526339-edge ens1f1-TxRx-3
526340-edge ens1f1-TxRx-4 i77 derive     Interrupt 77, for device(s): 526340-edge ens1f1-TxRx-4
526341-edge ens1f1-TxRx-5 i78 derive     Interrupt 78, for device(s): 526341-edge ens1f1-TxRx-5
526342-edge ens1f1-TxRx-6 i79 derive     Interrupt 79, for device(s): 526342-edge ens1f1-TxRx-6
526343-edge ens1f1-TxRx-7 i80 derive     Interrupt 80, for device(s): 526343-edge ens1f1-TxRx-7
526344-edge ens1f1-TxRx-8 i81 derive     Interrupt 81, for device(s): 526344-edge ens1f1-TxRx-8
526345-edge ens1f1-TxRx-9 i82 derive     Interrupt 82, for device(s): 526345-edge ens1f1-TxRx-9
526346-edge ens1f1-TxRx-10 i83 derive     Interrupt 83, for device(s): 526346-edge ens1f1-TxRx-10
526347-edge ens1f1-TxRx-11 i84 derive     Interrupt 84, for device(s): 526347-edge ens1f1-TxRx-11
526348-edge ens1f1-TxRx-12 i85 derive     Interrupt 85, for device(s): 526348-edge ens1f1-TxRx-12
526349-edge ens1f1-TxRx-13 i86 derive     Interrupt 86, for device(s): 526349-edge ens1f1-TxRx-13
526350-edge ens1f1-TxRx-14 i87 derive     Interrupt 87, for device(s): 526350-edge ens1f1-TxRx-14
526351-edge ens1f1-TxRx-15 i88 derive     Interrupt 88, for device(s): 526351-edge ens1f1-TxRx-15
526352-edge ens1f1 i89 derive     Interrupt 89, for device(s): 526352-edge ens1f1
1048576-edge megasas0-msix0 i90 derive     Interrupt 90, for device(s): 1048576-edge megasas0-msix0
1048577-edge megasas0-msix1 i91 derive     Interrupt 91, for device(s): 1048577-edge megasas0-msix1
1048578-edge megasas0-msix2 i92 derive     Interrupt 92, for device(s): 1048578-edge megasas0-msix2
1048579-edge megasas0-msix3 i93 derive     Interrupt 93, for device(s): 1048579-edge megasas0-msix3
1048580-edge megasas0-msix4 i94 derive     Interrupt 94, for device(s): 1048580-edge megasas0-msix4
1048581-edge megasas0-msix5 i95 derive     Interrupt 95, for device(s): 1048581-edge megasas0-msix5
1048582-edge megasas0-msix6 i96 derive     Interrupt 96, for device(s): 1048582-edge megasas0-msix6
1048583-edge megasas0-msix7 i97 derive     Interrupt 97, for device(s): 1048583-edge megasas0-msix7
1048584-edge megasas0-msix8 i98 derive     Interrupt 98, for device(s): 1048584-edge megasas0-msix8
1048585-edge megasas0-msix9 i99 derive     Interrupt 99, for device(s): 1048585-edge megasas0-msix9
1048586-edge megasas0-msix10 i100 derive     Interrupt 100, for device(s): 1048586-edge megasas0-msix10
1048587-edge megasas0-msix11 i101 derive     Interrupt 101, for device(s): 1048587-edge megasas0-msix11
1048588-edge megasas0-msix12 i102 derive     Interrupt 102, for device(s): 1048588-edge megasas0-msix12
1048589-edge megasas0-msix13 i103 derive     Interrupt 103, for device(s): 1048589-edge megasas0-msix13
1048590-edge megasas0-msix14 i104 derive     Interrupt 104, for device(s): 1048590-edge megasas0-msix14
1048591-edge megasas0-msix15 i105 derive     Interrupt 105, for device(s): 1048591-edge megasas0-msix15
65536-edge ioat-msix i107 derive     Interrupt 107, for device(s): 65536-edge ioat-msix
67584-edge ioat-msix i109 derive     Interrupt 109, for device(s): 67584-edge ioat-msix
69632-edge ioat-msix i110 derive     Interrupt 110, for device(s): 69632-edge ioat-msix
71680-edge ioat-msix i111 derive     Interrupt 111, for device(s): 71680-edge ioat-msix
73728-edge ioat-msix i112 derive     Interrupt 112, for device(s): 73728-edge ioat-msix
75776-edge ioat-msix i113 derive     Interrupt 113, for device(s): 75776-edge ioat-msix
77824-edge ioat-msix i114 derive     Interrupt 114, for device(s): 77824-edge ioat-msix
79872-edge ioat-msix i115 derive     Interrupt 115, for device(s): 79872-edge 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
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