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 |
| 1-edge i8042 |
i1 |
derive |
|
|
Interrupt 1, for device(s): 1-edge i8042 |
| 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 |
| 12-edge i8042 |
i12 |
derive |
|
|
Interrupt 12, for device(s): 12-edge i8042 |
| 16-fasteoi uhci_hcd:usb2 |
i16 |
derive |
|
|
Interrupt 16, for device(s): 16-fasteoi uhci_hcd:usb2 |
| 18 |
i18 |
derive |
|
|
Interrupt 18, for device(s): 18-fasteoi i801_smbus, ehci_hcd:usb3, uhci_hcd:usb8 |
| 19 |
i19 |
derive |
|
|
Interrupt 19, for device(s): 19-fasteoi ata_piix, ata_piix, uhci_hcd:usb5, uhci_hcd:usb7 |
| 21-fasteoi uhci_hcd:usb4 |
i21 |
derive |
|
|
Interrupt 21, for device(s): 21-fasteoi uhci_hcd:usb4 |
| 23-fasteoi ehci_hcd:usb1, uhci_hcd:usb6 |
i23 |
derive |
|
|
Interrupt 23, for device(s): 23-fasteoi ehci_hcd:usb1, uhci_hcd:usb6 |
| 8-fasteoi aacraid |
i30 |
derive |
|
|
Interrupt 30, for device(s): 8-fasteoi aacraid |
| 0-edge enp8s0f0 |
i32 |
derive |
|
|
Interrupt 32, for device(s): 0-edge enp8s0f0 |
| 1-edge enp8s0f0-TxRx-0 |
i33 |
derive |
|
|
Interrupt 33, for device(s): 1-edge enp8s0f0-TxRx-0 |
| 2-edge enp8s0f0-TxRx-1 |
i34 |
derive |
|
|
Interrupt 34, for device(s): 2-edge enp8s0f0-TxRx-1 |
| 3-edge enp8s0f0-TxRx-2 |
i35 |
derive |
|
|
Interrupt 35, for device(s): 3-edge enp8s0f0-TxRx-2 |
| 4-edge enp8s0f0-TxRx-3 |
i36 |
derive |
|
|
Interrupt 36, for device(s): 4-edge enp8s0f0-TxRx-3 |
| 5-edge enp8s0f0-TxRx-4 |
i37 |
derive |
|
|
Interrupt 37, for device(s): 5-edge enp8s0f0-TxRx-4 |
| 6-edge enp8s0f0-TxRx-5 |
i38 |
derive |
|
|
Interrupt 38, for device(s): 6-edge enp8s0f0-TxRx-5 |
| 7-edge enp8s0f0-TxRx-6 |
i39 |
derive |
|
|
Interrupt 39, for device(s): 7-edge enp8s0f0-TxRx-6 |
| 8-edge enp8s0f0-TxRx-7 |
i40 |
derive |
|
|
Interrupt 40, for device(s): 8-edge enp8s0f0-TxRx-7 |
| 7-fasteoi ioc0 |
i41 |
derive |
|
|
Interrupt 41, for device(s): 7-fasteoi ioc0 |
| 0-edge enp8s0f1 |
i43 |
derive |
|
|
Interrupt 43, for device(s): 0-edge enp8s0f1 |
| 1-edge enp8s0f1-TxRx-0 |
i44 |
derive |
|
|
Interrupt 44, for device(s): 1-edge enp8s0f1-TxRx-0 |
| 2-edge enp8s0f1-TxRx-1 |
i45 |
derive |
|
|
Interrupt 45, for device(s): 2-edge enp8s0f1-TxRx-1 |
| 3-edge enp8s0f1-TxRx-2 |
i46 |
derive |
|
|
Interrupt 46, for device(s): 3-edge enp8s0f1-TxRx-2 |
| 4-edge enp8s0f1-TxRx-3 |
i47 |
derive |
|
|
Interrupt 47, for device(s): 4-edge enp8s0f1-TxRx-3 |
| 5-edge enp8s0f1-TxRx-4 |
i48 |
derive |
|
|
Interrupt 48, for device(s): 5-edge enp8s0f1-TxRx-4 |
| 6-edge enp8s0f1-TxRx-5 |
i49 |
derive |
|
|
Interrupt 49, for device(s): 6-edge enp8s0f1-TxRx-5 |
| 7-edge enp8s0f1-TxRx-6 |
i50 |
derive |
|
|
Interrupt 50, for device(s): 7-edge enp8s0f1-TxRx-6 |
| 8-edge enp8s0f1-TxRx-7 |
i51 |
derive |
|
|
Interrupt 51, for device(s): 8-edge enp8s0f1-TxRx-7 |
| 0-edge enp2s0f1-TxRx-0 |
i97 |
derive |
|
|
Interrupt 97, for device(s): 0-edge enp2s0f1-TxRx-0 |
| 1-edge enp2s0f1-TxRx-1 |
i98 |
derive |
|
|
Interrupt 98, for device(s): 1-edge enp2s0f1-TxRx-1 |
| 2-edge enp2s0f1-TxRx-2 |
i99 |
derive |
|
|
Interrupt 99, for device(s): 2-edge enp2s0f1-TxRx-2 |
| 3-edge enp2s0f1-TxRx-3 |
i100 |
derive |
|
|
Interrupt 100, for device(s): 3-edge enp2s0f1-TxRx-3 |
| 4-edge enp2s0f1-TxRx-4 |
i101 |
derive |
|
|
Interrupt 101, for device(s): 4-edge enp2s0f1-TxRx-4 |
| 5-edge enp2s0f1-TxRx-5 |
i102 |
derive |
|
|
Interrupt 102, for device(s): 5-edge enp2s0f1-TxRx-5 |
| 6-edge enp2s0f1-TxRx-6 |
i103 |
derive |
|
|
Interrupt 103, for device(s): 6-edge enp2s0f1-TxRx-6 |
| 7-edge enp2s0f1-TxRx-7 |
i104 |
derive |
|
|
Interrupt 104, for device(s): 7-edge enp2s0f1-TxRx-7 |
| 8-edge enp2s0f1-TxRx-8 |
i105 |
derive |
|
|
Interrupt 105, for device(s): 8-edge enp2s0f1-TxRx-8 |
| 9-edge enp2s0f1-TxRx-9 |
i106 |
derive |
|
|
Interrupt 106, for device(s): 9-edge enp2s0f1-TxRx-9 |
| 10-edge enp2s0f1-TxRx-10 |
i107 |
derive |
|
|
Interrupt 107, for device(s): 10-edge enp2s0f1-TxRx-10 |
| 11-edge enp2s0f1-TxRx-11 |
i108 |
derive |
|
|
Interrupt 108, for device(s): 11-edge enp2s0f1-TxRx-11 |
| 12-edge enp2s0f1-TxRx-12 |
i109 |
derive |
|
|
Interrupt 109, for device(s): 12-edge enp2s0f1-TxRx-12 |
| 13-edge enp2s0f1-TxRx-13 |
i110 |
derive |
|
|
Interrupt 110, for device(s): 13-edge enp2s0f1-TxRx-13 |
| 14-edge enp2s0f1-TxRx-14 |
i111 |
derive |
|
|
Interrupt 111, for device(s): 14-edge enp2s0f1-TxRx-14 |
| 15-edge enp2s0f1-TxRx-15 |
i112 |
derive |
|
|
Interrupt 112, for device(s): 15-edge enp2s0f1-TxRx-15 |
| 16-edge enp2s0f1-TxRx-16 |
i113 |
derive |
|
|
Interrupt 113, for device(s): 16-edge enp2s0f1-TxRx-16 |
| 17-edge enp2s0f1-TxRx-17 |
i114 |
derive |
|
|
Interrupt 114, for device(s): 17-edge enp2s0f1-TxRx-17 |
| 18-edge enp2s0f1-TxRx-18 |
i115 |
derive |
|
|
Interrupt 115, for device(s): 18-edge enp2s0f1-TxRx-18 |
| 19-edge enp2s0f1-TxRx-19 |
i116 |
derive |
|
|
Interrupt 116, for device(s): 19-edge enp2s0f1-TxRx-19 |
| 20-edge enp2s0f1-TxRx-20 |
i117 |
derive |
|
|
Interrupt 117, for device(s): 20-edge enp2s0f1-TxRx-20 |
| 21-edge enp2s0f1-TxRx-21 |
i118 |
derive |
|
|
Interrupt 118, for device(s): 21-edge enp2s0f1-TxRx-21 |
| 22-edge enp2s0f1-TxRx-22 |
i119 |
derive |
|
|
Interrupt 119, for device(s): 22-edge enp2s0f1-TxRx-22 |
| 23-edge enp2s0f1-TxRx-23 |
i120 |
derive |
|
|
Interrupt 120, for device(s): 23-edge enp2s0f1-TxRx-23 |
| 24-edge enp2s0f1 |
i121 |
derive |
|
|
Interrupt 121, for device(s): 24-edge enp2s0f1 |
| 0-edge ioat-msix |
i123 |
derive |
|
|
Interrupt 123, for device(s): 0-edge ioat-msix |
| 0-edge ioat-msix |
i125 |
derive |
|
|
Interrupt 125, for device(s): 0-edge ioat-msix |
| 0-edge ioat-msix |
i127 |
derive |
|
|
Interrupt 127, for device(s): 0-edge ioat-msix |
| 0-edge ioat-msix |
i129 |
derive |
|
|
Interrupt 129, for device(s): 0-edge ioat-msix |
| 0-edge ioat-msix |
i130 |
derive |
|
|
Interrupt 130, for device(s): 0-edge ioat-msix |
| 0-edge ioat-msix |
i131 |
derive |
|
|
Interrupt 131, for device(s): 0-edge ioat-msix |
| 0-edge ioat-msix |
i132 |
derive |
|
|
Interrupt 132, for device(s): 0-edge ioat-msix |
| 0-edge ioat-msix |
i133 |
derive |
|
|
Interrupt 133, for device(s): 0-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 |
