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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
17-fasteoi ehci_hcd:usb1, hpilo i17 derive     Interrupt 17, for device(s): 17-fasteoi ehci_hcd:usb1, hpilo
458752-edge PCIe PME i24 derive     Interrupt 24, for device(s): 458752-edge PCIe PME
466944-edge PCIe PME i25 derive     Interrupt 25, for device(s): 466944-edge PCIe PME
8388608-edge PCIe PME i27 derive     Interrupt 27, for device(s): 8388608-edge PCIe PME
50331648-edge PCIe PME i29 derive     Interrupt 29, for device(s): 50331648-edge PCIe PME
50364416-edge PCIe PME i31 derive     Interrupt 31, for device(s): 50364416-edge PCIe PME
92274688-edge PCIe PME i33 derive     Interrupt 33, for device(s): 92274688-edge PCIe PME
92307456-edge PCIe PME i35 derive     Interrupt 35, for device(s): 92307456-edge PCIe PME
327680-edge xhci_hcd i36 derive     Interrupt 36, for device(s): 327680-edge xhci_hcd
8912896-edge smartpqi i37 derive     Interrupt 37, for device(s): 8912896-edge smartpqi
8912897-edge smartpqi i38 derive     Interrupt 38, for device(s): 8912897-edge smartpqi
8912898-edge smartpqi i39 derive     Interrupt 39, for device(s): 8912898-edge smartpqi
8912899-edge smartpqi i40 derive     Interrupt 40, for device(s): 8912899-edge smartpqi
8912900-edge smartpqi i41 derive     Interrupt 41, for device(s): 8912900-edge smartpqi
8912901-edge smartpqi i42 derive     Interrupt 42, for device(s): 8912901-edge smartpqi
8912902-edge smartpqi i43 derive     Interrupt 43, for device(s): 8912902-edge smartpqi
8912903-edge smartpqi i44 derive     Interrupt 44, for device(s): 8912903-edge smartpqi
360448-edge mei_me i45 derive     Interrupt 45, for device(s): 360448-edge mei_me
65536-edge ioat-msix i47 derive     Interrupt 47, for device(s): 65536-edge ioat-msix
67584-edge ioat-msix i49 derive     Interrupt 49, for device(s): 67584-edge ioat-msix
69632-edge ioat-msix i50 derive     Interrupt 50, for device(s): 69632-edge ioat-msix
71680-edge ioat-msix i51 derive     Interrupt 51, for device(s): 71680-edge ioat-msix
73728-edge ioat-msix i52 derive     Interrupt 52, for device(s): 73728-edge ioat-msix
75776-edge ioat-msix i53 derive     Interrupt 53, for device(s): 75776-edge ioat-msix
77824-edge ioat-msix i54 derive     Interrupt 54, for device(s): 77824-edge ioat-msix
79872-edge ioat-msix i55 derive     Interrupt 55, for device(s): 79872-edge ioat-msix
2-edge dmar2 i56 derive     Interrupt 56, for device(s): 2-edge dmar2
1-edge dmar1 i57 derive     Interrupt 57, for device(s): 1-edge dmar1
0-edge dmar0 i58 derive     Interrupt 58, for device(s): 0-edge dmar0
3-edge dmar3 i59 derive     Interrupt 59, for device(s): 3-edge dmar3
1052672-edge eno3-tx-0 i60 derive     Interrupt 60, for device(s): 1052672-edge eno3-tx-0
1052673-edge eno3-rx-1 i61 derive     Interrupt 61, for device(s): 1052673-edge eno3-rx-1
1052674-edge eno3-rx-2 i62 derive     Interrupt 62, for device(s): 1052674-edge eno3-rx-2
1052675-edge eno3-rx-3 i63 derive     Interrupt 63, for device(s): 1052675-edge eno3-rx-3
1052676-edge eno3-rx-4 i64 derive     Interrupt 64, for device(s): 1052676-edge eno3-rx-4
1054720-edge eno4-tx-0 i65 derive     Interrupt 65, for device(s): 1054720-edge eno4-tx-0
1054721-edge eno4-rx-1 i66 derive     Interrupt 66, for device(s): 1054721-edge eno4-rx-1
1054722-edge eno4-rx-2 i67 derive     Interrupt 67, for device(s): 1054722-edge eno4-rx-2
1054723-edge eno4-rx-3 i68 derive     Interrupt 68, for device(s): 1054723-edge eno4-rx-3
1054724-edge eno4-rx-4 i69 derive     Interrupt 69, for device(s): 1054724-edge eno4-rx-4
1048576-edge eno1-tx-0 i70 derive     Interrupt 70, for device(s): 1048576-edge eno1-tx-0
1048577-edge eno1-rx-1 i71 derive     Interrupt 71, for device(s): 1048577-edge eno1-rx-1
1048578-edge eno1-rx-2 i72 derive     Interrupt 72, for device(s): 1048578-edge eno1-rx-2
1048579-edge eno1-rx-3 i73 derive     Interrupt 73, for device(s): 1048579-edge eno1-rx-3
1048580-edge eno1-rx-4 i74 derive     Interrupt 74, for device(s): 1048580-edge eno1-rx-4
1050624-edge eno2-tx-0 i75 derive     Interrupt 75, for device(s): 1050624-edge eno2-tx-0
1050625-edge eno2-rx-1 i76 derive     Interrupt 76, for device(s): 1050625-edge eno2-rx-1
1050626-edge eno2-rx-2 i77 derive     Interrupt 77, for device(s): 1050626-edge eno2-rx-2
1050627-edge eno2-rx-3 i78 derive     Interrupt 78, for device(s): 1050627-edge eno2-rx-3
1050628-edge eno2-rx-4 i79 derive     Interrupt 79, for device(s): 1050628-edge eno2-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
Hypervisor callback interrupts iHYP derive     Interrupt HYP, for device(s): Hypervisor callback interrupts
Hyper-V reenlightenment interrupts iHRE derive     Interrupt HRE, for device(s): Hyper-V reenlightenment interrupts
Hyper-V stimer0 interrupts iHVS derive     Interrupt HVS, for device(s): Hyper-V stimer0 interrupts
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