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 |
| 6-edge floppy |
i6 |
derive |
|
|
Interrupt 6, for device(s): 6-edge floppy |
| 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 |
| 11-fasteoi uhci_hcd:usb1 |
i11 |
derive |
|
|
Interrupt 11, for device(s): 11-fasteoi uhci_hcd:usb1 |
| 12-edge i8042 |
i12 |
derive |
|
|
Interrupt 12, for device(s): 12-edge i8042 |
| 14-edge ata_piix |
i14 |
derive |
|
|
Interrupt 14, for device(s): 14-edge ata_piix |
| 15-edge ata_piix |
i15 |
derive |
|
|
Interrupt 15, for device(s): 15-edge ata_piix |
| 131072-edge virtio0-config |
i24 |
derive |
|
|
Interrupt 24, for device(s): 131072-edge virtio0-config |
| 131073-edge virtio0-virtqueues |
i25 |
derive |
|
|
Interrupt 25, for device(s): 131073-edge virtio0-virtqueues |
| 540672-edge virtio2-config |
i26 |
derive |
|
|
Interrupt 26, for device(s): 540672-edge virtio2-config |
| 540673-edge virtio2-control |
i27 |
derive |
|
|
Interrupt 27, for device(s): 540673-edge virtio2-control |
| 540674-edge virtio2-event |
i28 |
derive |
|
|
Interrupt 28, for device(s): 540674-edge virtio2-event |
| 540675-edge virtio2-request |
i29 |
derive |
|
|
Interrupt 29, for device(s): 540675-edge virtio2-request |
| 540676-edge virtio2-request |
i30 |
derive |
|
|
Interrupt 30, for device(s): 540676-edge virtio2-request |
| 540677-edge virtio2-request |
i31 |
derive |
|
|
Interrupt 31, for device(s): 540677-edge virtio2-request |
| 540678-edge virtio2-request |
i32 |
derive |
|
|
Interrupt 32, for device(s): 540678-edge virtio2-request |
| 540679-edge virtio2-request |
i33 |
derive |
|
|
Interrupt 33, for device(s): 540679-edge virtio2-request |
| 540680-edge virtio2-request |
i34 |
derive |
|
|
Interrupt 34, for device(s): 540680-edge virtio2-request |
| 540681-edge virtio2-request |
i35 |
derive |
|
|
Interrupt 35, for device(s): 540681-edge virtio2-request |
| 540682-edge virtio2-request |
i36 |
derive |
|
|
Interrupt 36, for device(s): 540682-edge virtio2-request |
| 540683-edge virtio2-request |
i37 |
derive |
|
|
Interrupt 37, for device(s): 540683-edge virtio2-request |
| 540684-edge virtio2-request |
i38 |
derive |
|
|
Interrupt 38, for device(s): 540684-edge virtio2-request |
| 540685-edge virtio2-request |
i39 |
derive |
|
|
Interrupt 39, for device(s): 540685-edge virtio2-request |
| 540686-edge virtio2-request |
i40 |
derive |
|
|
Interrupt 40, for device(s): 540686-edge virtio2-request |
| 540687-edge virtio2-request |
i41 |
derive |
|
|
Interrupt 41, for device(s): 540687-edge virtio2-request |
| 540688-edge virtio2-request |
i42 |
derive |
|
|
Interrupt 42, for device(s): 540688-edge virtio2-request |
| 540689-edge virtio2-request |
i43 |
derive |
|
|
Interrupt 43, for device(s): 540689-edge virtio2-request |
| 540690-edge virtio2-request |
i44 |
derive |
|
|
Interrupt 44, for device(s): 540690-edge virtio2-request |
| 294912-edge virtio1-config |
i45 |
derive |
|
|
Interrupt 45, for device(s): 294912-edge virtio1-config |
| 294913-edge virtio1-input.0 |
i46 |
derive |
|
|
Interrupt 46, for device(s): 294913-edge virtio1-input.0 |
| 294914-edge virtio1-output.0 |
i47 |
derive |
|
|
Interrupt 47, for device(s): 294914-edge virtio1-output.0 |
| 294915-edge virtio1-input.1 |
i48 |
derive |
|
|
Interrupt 48, for device(s): 294915-edge virtio1-input.1 |
| 294916-edge virtio1-output.1 |
i49 |
derive |
|
|
Interrupt 49, for device(s): 294916-edge virtio1-output.1 |
| 294917-edge virtio1-input.2 |
i50 |
derive |
|
|
Interrupt 50, for device(s): 294917-edge virtio1-input.2 |
| 294918-edge virtio1-output.2 |
i51 |
derive |
|
|
Interrupt 51, for device(s): 294918-edge virtio1-output.2 |
| 294919-edge virtio1-input.3 |
i52 |
derive |
|
|
Interrupt 52, for device(s): 294919-edge virtio1-input.3 |
| 294920-edge virtio1-output.3 |
i53 |
derive |
|
|
Interrupt 53, for device(s): 294920-edge virtio1-output.3 |
| 294921-edge virtio1-input.4 |
i54 |
derive |
|
|
Interrupt 54, for device(s): 294921-edge virtio1-input.4 |
| 294922-edge virtio1-output.4 |
i55 |
derive |
|
|
Interrupt 55, for device(s): 294922-edge virtio1-output.4 |
| 294923-edge virtio1-input.5 |
i56 |
derive |
|
|
Interrupt 56, for device(s): 294923-edge virtio1-input.5 |
| 294924-edge virtio1-output.5 |
i57 |
derive |
|
|
Interrupt 57, for device(s): 294924-edge virtio1-output.5 |
| 294925-edge virtio1-input.6 |
i58 |
derive |
|
|
Interrupt 58, for device(s): 294925-edge virtio1-input.6 |
| 294926-edge virtio1-output.6 |
i59 |
derive |
|
|
Interrupt 59, for device(s): 294926-edge virtio1-output.6 |
| 294927-edge virtio1-input.7 |
i60 |
derive |
|
|
Interrupt 60, for device(s): 294927-edge virtio1-input.7 |
| 294928-edge virtio1-output.7 |
i61 |
derive |
|
|
Interrupt 61, for device(s): 294928-edge virtio1-output.7 |
| 294929-edge virtio1-input.8 |
i62 |
derive |
|
|
Interrupt 62, for device(s): 294929-edge virtio1-input.8 |
| 294930-edge virtio1-output.8 |
i63 |
derive |
|
|
Interrupt 63, for device(s): 294930-edge virtio1-output.8 |
| 294931-edge virtio1-input.9 |
i64 |
derive |
|
|
Interrupt 64, for device(s): 294931-edge virtio1-input.9 |
| 294932-edge virtio1-output.9 |
i65 |
derive |
|
|
Interrupt 65, for device(s): 294932-edge virtio1-output.9 |
| 294933-edge virtio1-input.10 |
i66 |
derive |
|
|
Interrupt 66, for device(s): 294933-edge virtio1-input.10 |
| 294934-edge virtio1-output.10 |
i67 |
derive |
|
|
Interrupt 67, for device(s): 294934-edge virtio1-output.10 |
| 294935-edge virtio1-input.11 |
i68 |
derive |
|
|
Interrupt 68, for device(s): 294935-edge virtio1-input.11 |
| 294936-edge virtio1-output.11 |
i69 |
derive |
|
|
Interrupt 69, for device(s): 294936-edge virtio1-output.11 |
| 294937-edge virtio1-input.12 |
i70 |
derive |
|
|
Interrupt 70, for device(s): 294937-edge virtio1-input.12 |
| 294938-edge virtio1-output.12 |
i71 |
derive |
|
|
Interrupt 71, for device(s): 294938-edge virtio1-output.12 |
| 294939-edge virtio1-input.13 |
i72 |
derive |
|
|
Interrupt 72, for device(s): 294939-edge virtio1-input.13 |
| 294940-edge virtio1-output.13 |
i73 |
derive |
|
|
Interrupt 73, for device(s): 294940-edge virtio1-output.13 |
| 294941-edge virtio1-input.14 |
i74 |
derive |
|
|
Interrupt 74, for device(s): 294941-edge virtio1-input.14 |
| 294942-edge virtio1-output.14 |
i75 |
derive |
|
|
Interrupt 75, for device(s): 294942-edge virtio1-output.14 |
| 294943-edge virtio1-input.15 |
i76 |
derive |
|
|
Interrupt 76, for device(s): 294943-edge virtio1-input.15 |
| 294944-edge virtio1-output.15 |
i77 |
derive |
|
|
Interrupt 77, for device(s): 294944-edge virtio1-output.15 |
| 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 |
