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 |
| 3-edge ttyS1 |
i3 |
derive |
|
|
Interrupt 3, for device(s): 3-edge ttyS1 |
| 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-fasteoi ehci_hcd:usb2, i801_smbus |
i18 |
derive |
|
|
Interrupt 18, for device(s): 18-fasteoi ehci_hcd:usb2, i801_smbus |
| 19-fasteoi ehci_hcd:usb1 |
i19 |
derive |
|
|
Interrupt 19, for device(s): 19-fasteoi ehci_hcd:usb1 |
| 327680-edge xhci_hcd |
i40 |
derive |
|
|
Interrupt 40, for device(s): 327680-edge xhci_hcd |
| 286720-edge ahci[0000:00:11.4] |
i41 |
derive |
|
|
Interrupt 41, for device(s): 286720-edge ahci[0000:00:11.4] |
| 524288-edge nvme0q0 |
i42 |
derive |
|
|
Interrupt 42, for device(s): 524288-edge nvme0q0 |
| 524289-edge nvme0q1 |
i43 |
derive |
|
|
Interrupt 43, for device(s): 524289-edge nvme0q1 |
| 524290-edge nvme0q2 |
i44 |
derive |
|
|
Interrupt 44, for device(s): 524290-edge nvme0q2 |
| 524291-edge nvme0q3 |
i45 |
derive |
|
|
Interrupt 45, for device(s): 524291-edge nvme0q3 |
| 524292-edge nvme0q4 |
i46 |
derive |
|
|
Interrupt 46, for device(s): 524292-edge nvme0q4 |
| 524293-edge nvme0q5 |
i47 |
derive |
|
|
Interrupt 47, for device(s): 524293-edge nvme0q5 |
| 524294-edge nvme0q6 |
i48 |
derive |
|
|
Interrupt 48, for device(s): 524294-edge nvme0q6 |
| 524295-edge nvme0q7 |
i49 |
derive |
|
|
Interrupt 49, for device(s): 524295-edge nvme0q7 |
| 3145728-edge enp6s0 |
i50 |
derive |
|
|
Interrupt 50, for device(s): 3145728-edge enp6s0 |
| 3145729-edge enp6s0-TxRx-0 |
i51 |
derive |
|
|
Interrupt 51, for device(s): 3145729-edge enp6s0-TxRx-0 |
| 3145730-edge enp6s0-TxRx-1 |
i52 |
derive |
|
|
Interrupt 52, for device(s): 3145730-edge enp6s0-TxRx-1 |
| 3145731-edge enp6s0-TxRx-2 |
i53 |
derive |
|
|
Interrupt 53, for device(s): 3145731-edge enp6s0-TxRx-2 |
| 3145732-edge enp6s0-TxRx-3 |
i54 |
derive |
|
|
Interrupt 54, for device(s): 3145732-edge enp6s0-TxRx-3 |
| 1048576-edge xhci_hcd |
i56 |
derive |
|
|
Interrupt 56, for device(s): 1048576-edge xhci_hcd |
| 1048577-edge xhci_hcd |
i57 |
derive |
|
|
Interrupt 57, for device(s): 1048577-edge xhci_hcd |
| 1048578-edge xhci_hcd |
i58 |
derive |
|
|
Interrupt 58, for device(s): 1048578-edge xhci_hcd |
| 1048579-edge xhci_hcd |
i59 |
derive |
|
|
Interrupt 59, for device(s): 1048579-edge xhci_hcd |
| 1048580-edge xhci_hcd |
i60 |
derive |
|
|
Interrupt 60, for device(s): 1048580-edge xhci_hcd |
| 1048581-edge xhci_hcd |
i61 |
derive |
|
|
Interrupt 61, for device(s): 1048581-edge xhci_hcd |
| 1048582-edge xhci_hcd |
i62 |
derive |
|
|
Interrupt 62, for device(s): 1048582-edge xhci_hcd |
| 1048583-edge xhci_hcd |
i63 |
derive |
|
|
Interrupt 63, for device(s): 1048583-edge xhci_hcd |
| 512000-edge ahci[0000:00:1f.2] |
i69 |
derive |
|
|
Interrupt 69, for device(s): 512000-edge ahci[0000:00:1f.2] |
| 4194304-edge ahci[0000:08:00.0] |
i70 |
derive |
|
|
Interrupt 70, for device(s): 4194304-edge ahci[0000:08:00.0] |
| 1572864-edge nvidia |
i71 |
derive |
|
|
Interrupt 71, for device(s): 1572864-edge nvidia |
| 0-edge dmar0 |
i72 |
derive |
|
|
Interrupt 72, for device(s): 0-edge dmar0 |
| 1-edge dmar1 |
i73 |
derive |
|
|
Interrupt 73, for device(s): 1-edge dmar1 |
| 2097152-edge nvidia |
i74 |
derive |
|
|
Interrupt 74, for device(s): 2097152-edge nvidia |
| 67633152-edge nvidia |
i75 |
derive |
|
|
Interrupt 75, for device(s): 67633152-edge nvidia |
| 68157440-edge nvidia |
i76 |
derive |
|
|
Interrupt 76, for device(s): 68157440-edge nvidia |
| 442368-edge snd_hda_intel:card0 |
i77 |
derive |
|
|
Interrupt 77, for device(s): 442368-edge snd_hda_intel:card0 |
| 12-fasteoi snd_hda_intel:card1 |
i78 |
derive |
|
|
Interrupt 78, for device(s): 12-fasteoi snd_hda_intel:card1 |
| 20-fasteoi snd_hda_intel:card2 |
i79 |
derive |
|
|
Interrupt 79, for device(s): 20-fasteoi snd_hda_intel:card2 |
| 12-fasteoi snd_hda_intel:card3 |
i80 |
derive |
|
|
Interrupt 80, for device(s): 12-fasteoi snd_hda_intel:card3 |
| 20-fasteoi snd_hda_intel:card4 |
i81 |
derive |
|
|
Interrupt 81, for device(s): 20-fasteoi snd_hda_intel:card4 |
| 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 |
