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 |
| 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 |
| 16-fasteoi mmc0 |
i16 |
derive |
|
|
Interrupt 16, for device(s): 16-fasteoi mmc0 |
| 18-fasteoi i801_smbus |
i18 |
derive |
|
|
Interrupt 18, for device(s): 18-fasteoi i801_smbus |
| 0-edge dmar0 |
i40 |
derive |
|
|
Interrupt 40, for device(s): 0-edge dmar0 |
| 1-edge dmar1 |
i41 |
derive |
|
|
Interrupt 41, for device(s): 1-edge dmar1 |
| 3145728-edge pciehp |
i48 |
derive |
|
|
Interrupt 48, for device(s): 3145728-edge pciehp |
| 3194880-edge pciehp |
i49 |
derive |
|
|
Interrupt 49, for device(s): 3194880-edge pciehp |
| 3211264-edge pciehp |
i50 |
derive |
|
|
Interrupt 50, for device(s): 3211264-edge pciehp |
| 3227648-edge pciehp |
i51 |
derive |
|
|
Interrupt 51, for device(s): 3227648-edge pciehp |
| 3244032-edge pciehp |
i52 |
derive |
|
|
Interrupt 52, for device(s): 3244032-edge pciehp |
| 3670016-edge thunderbolt |
i53 |
derive |
|
|
Interrupt 53, for device(s): 3670016-edge thunderbolt |
| 3670017-edge thunderbolt |
i54 |
derive |
|
|
Interrupt 54, for device(s): 3670017-edge thunderbolt |
| 327680-edge xhci_hcd |
i69 |
derive |
|
|
Interrupt 69, for device(s): 327680-edge xhci_hcd |
| 2097152-edge ahci[0000:04:00.0] |
i70 |
derive |
|
|
Interrupt 70, for device(s): 2097152-edge ahci[0000:04:00.0] |
| 360448-edge mei_me |
i71 |
derive |
|
|
Interrupt 71, for device(s): 360448-edge mei_me |
| 442368-edge snd_hda_intel:card1 |
i72 |
derive |
|
|
Interrupt 72, for device(s): 442368-edge snd_hda_intel:card1 |
| 32768-edge i915 |
i73 |
derive |
|
|
Interrupt 73, for device(s): 32768-edge i915 |
| 49152-edge snd_hda_intel:card0 |
i74 |
derive |
|
|
Interrupt 74, for device(s): 49152-edge snd_hda_intel:card0 |
| 1572864-edge enp3s0f0-tx-0 |
i75 |
derive |
|
|
Interrupt 75, for device(s): 1572864-edge enp3s0f0-tx-0 |
| 1572865-edge enp3s0f0-rx-1 |
i76 |
derive |
|
|
Interrupt 76, for device(s): 1572865-edge enp3s0f0-rx-1 |
| 1572866-edge enp3s0f0-rx-2 |
i77 |
derive |
|
|
Interrupt 77, for device(s): 1572866-edge enp3s0f0-rx-2 |
| 1572867-edge enp3s0f0-rx-3 |
i78 |
derive |
|
|
Interrupt 78, for device(s): 1572867-edge enp3s0f0-rx-3 |
| 1572868-edge enp3s0f0-rx-4 |
i79 |
derive |
|
|
Interrupt 79, for device(s): 1572868-edge enp3s0f0-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 |
| 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 |
