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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
55296-edge PCIe PME i29 derive     Interrupt 29, for device(s): 55296-edge PCIe PME
458752-edge PCIe PME, pciehp i30 derive     Interrupt 30, for device(s): 458752-edge PCIe PME, pciehp
471040-edge PCIe PME i31 derive     Interrupt 31, for device(s): 471040-edge PCIe PME
1048576-edge nvme0q0 i32 derive     Interrupt 32, for device(s): 1048576-edge nvme0q0
1048581-edge nvme0q5 i34 derive     Interrupt 34, for device(s): 1048581-edge nvme0q5
2097152-edge eno1 i36 derive     Interrupt 36, for device(s): 2097152-edge eno1
2097153-edge eno1-TxRx-0 i37 derive     Interrupt 37, for device(s): 2097153-edge eno1-TxRx-0
2097154-edge eno1-TxRx-1 i38 derive     Interrupt 38, for device(s): 2097154-edge eno1-TxRx-1
2097155-edge eno1-TxRx-2 i39 derive     Interrupt 39, for device(s): 2097155-edge eno1-TxRx-2
2097156-edge eno1-TxRx-3 i40 derive     Interrupt 40, for device(s): 2097156-edge eno1-TxRx-3
2097157-edge eno1-TxRx-4 i41 derive     Interrupt 41, for device(s): 2097157-edge eno1-TxRx-4
2097158-edge eno1-TxRx-5 i42 derive     Interrupt 42, for device(s): 2097158-edge eno1-TxRx-5
2097159-edge eno1-TxRx-6 i43 derive     Interrupt 43, for device(s): 2097159-edge eno1-TxRx-6
2097160-edge eno1-TxRx-7 i44 derive     Interrupt 44, for device(s): 2097160-edge eno1-TxRx-7
1048577-edge nvme0q1 i45 derive     Interrupt 45, for device(s): 1048577-edge nvme0q1
1048578-edge nvme0q2 i46 derive     Interrupt 46, for device(s): 1048578-edge nvme0q2
1048579-edge nvme0q3 i47 derive     Interrupt 47, for device(s): 1048579-edge nvme0q3
0-edge dmar0 i48 derive     Interrupt 48, for device(s): 0-edge dmar0
1048580-edge nvme0q4 i49 derive     Interrupt 49, for device(s): 1048580-edge nvme0q4
1048582-edge nvme0q6 i50 derive     Interrupt 50, for device(s): 1048582-edge nvme0q6
1048583-edge nvme0q7 i51 derive     Interrupt 51, for device(s): 1048583-edge nvme0q7
1048584-edge nvme0q8 i52 derive     Interrupt 52, for device(s): 1048584-edge nvme0q8
1048585-edge nvme0q9 i53 derive     Interrupt 53, for device(s): 1048585-edge nvme0q9
1048586-edge nvme0q10 i54 derive     Interrupt 54, for device(s): 1048586-edge nvme0q10
1048587-edge nvme0q11 i55 derive     Interrupt 55, for device(s): 1048587-edge nvme0q11
1572864-edge nvme1q0 i56 derive     Interrupt 56, for device(s): 1572864-edge nvme1q0
1048588-edge nvme0q12 i57 derive     Interrupt 57, for device(s): 1048588-edge nvme0q12
1572865-edge nvme1q1 i58 derive     Interrupt 58, for device(s): 1572865-edge nvme1q1
1048589-edge nvme0q13 i59 derive     Interrupt 59, for device(s): 1048589-edge nvme0q13
1572866-edge nvme1q2 i60 derive     Interrupt 60, for device(s): 1572866-edge nvme1q2
1048590-edge nvme0q14 i61 derive     Interrupt 61, for device(s): 1048590-edge nvme0q14
1572867-edge nvme1q3 i62 derive     Interrupt 62, for device(s): 1572867-edge nvme1q3
1048591-edge nvme0q15 i63 derive     Interrupt 63, for device(s): 1048591-edge nvme0q15
1572868-edge nvme1q4 i64 derive     Interrupt 64, for device(s): 1572868-edge nvme1q4
1048592-edge nvme0q16 i65 derive     Interrupt 65, for device(s): 1048592-edge nvme0q16
1572869-edge nvme1q5 i66 derive     Interrupt 66, for device(s): 1572869-edge nvme1q5
1572870-edge nvme1q6 i67 derive     Interrupt 67, for device(s): 1572870-edge nvme1q6
1572871-edge nvme1q7 i68 derive     Interrupt 68, for device(s): 1572871-edge nvme1q7
1572872-edge nvme1q8 i69 derive     Interrupt 69, for device(s): 1572872-edge nvme1q8
1572873-edge nvme1q9 i70 derive     Interrupt 70, for device(s): 1572873-edge nvme1q9
1572874-edge nvme1q10 i71 derive     Interrupt 71, for device(s): 1572874-edge nvme1q10
1572875-edge nvme1q11 i72 derive     Interrupt 72, for device(s): 1572875-edge nvme1q11
1572876-edge nvme1q12 i73 derive     Interrupt 73, for device(s): 1572876-edge nvme1q12
1572877-edge nvme1q13 i74 derive     Interrupt 74, for device(s): 1572877-edge nvme1q13
1572878-edge nvme1q14 i75 derive     Interrupt 75, for device(s): 1572878-edge nvme1q14
1572879-edge nvme1q15 i76 derive     Interrupt 76, for device(s): 1572879-edge nvme1q15
1572880-edge nvme1q16 i77 derive     Interrupt 77, for device(s): 1572880-edge nvme1q16
286720-edge ahci[0000:00:11.4] i88 derive     Interrupt 88, for device(s): 286720-edge ahci[0000:00:11.4]
327680-edge xhci_hcd i89 derive     Interrupt 89, for device(s): 327680-edge xhci_hcd
512000-edge ahci[0000:00:1f.2] i90 derive     Interrupt 90, for device(s): 512000-edge ahci[0000:00:1f.2]
65536-edge ioat-msix i92 derive     Interrupt 92, for device(s): 65536-edge ioat-msix
67584-edge ioat-msix i94 derive     Interrupt 94, for device(s): 67584-edge ioat-msix
69632-edge ioat-msix i95 derive     Interrupt 95, for device(s): 69632-edge ioat-msix
71680-edge ioat-msix i96 derive     Interrupt 96, for device(s): 71680-edge ioat-msix
73728-edge ioat-msix i97 derive     Interrupt 97, for device(s): 73728-edge ioat-msix
75776-edge ioat-msix i98 derive     Interrupt 98, for device(s): 75776-edge ioat-msix
77824-edge ioat-msix i99 derive     Interrupt 99, for device(s): 77824-edge ioat-msix
79872-edge ioat-msix i100 derive     Interrupt 100, 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