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 |
| 4-edge ttyS0 |
i4 |
derive |
|
|
Interrupt 4, for device(s): 4-edge ttyS0 |
| 9-fasteoi acpi |
i9 |
derive |
|
|
Interrupt 9, for device(s): 9-fasteoi acpi |
| 22-fasteoi virtio4 |
i22 |
derive |
|
|
Interrupt 22, for device(s): 22-fasteoi virtio4 |
| 3145728-edge virtio2-config |
i40 |
derive |
|
|
Interrupt 40, for device(s): 3145728-edge virtio2-config |
| 3145729-edge virtio2-virtqueues |
i41 |
derive |
|
|
Interrupt 41, for device(s): 3145729-edge virtio2-virtqueues |
| 3670016-edge virtio3-config |
i42 |
derive |
|
|
Interrupt 42, for device(s): 3670016-edge virtio3-config |
| 3670017-edge virtio3-req.0 |
i43 |
derive |
|
|
Interrupt 43, for device(s): 3670017-edge virtio3-req.0 |
| 3670018-edge virtio3-req.1 |
i44 |
derive |
|
|
Interrupt 44, for device(s): 3670018-edge virtio3-req.1 |
| 2097152-edge virtio1-config |
i45 |
derive |
|
|
Interrupt 45, for device(s): 2097152-edge virtio1-config |
| 2097153-edge virtio1-control |
i46 |
derive |
|
|
Interrupt 46, for device(s): 2097153-edge virtio1-control |
| 2097154-edge virtio1-event |
i47 |
derive |
|
|
Interrupt 47, for device(s): 2097154-edge virtio1-event |
| 2097155-edge virtio1-request |
i48 |
derive |
|
|
Interrupt 48, for device(s): 2097155-edge virtio1-request |
| 2097156-edge virtio1-request |
i49 |
derive |
|
|
Interrupt 49, for device(s): 2097156-edge virtio1-request |
| 1572864-edge virtio0-config |
i50 |
derive |
|
|
Interrupt 50, for device(s): 1572864-edge virtio0-config |
| 1572865-edge virtio0-input.0 |
i51 |
derive |
|
|
Interrupt 51, for device(s): 1572865-edge virtio0-input.0 |
| 1572866-edge virtio0-output.0 |
i52 |
derive |
|
|
Interrupt 52, for device(s): 1572866-edge virtio0-output.0 |
| 512000-edge ahci[0000:00:1f.2] |
i53 |
derive |
|
|
Interrupt 53, for device(s): 512000-edge ahci[0000:00:1f.2] |
| 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 |
| Hypervisor callback interrupts |
iHYP |
derive |
|
|
Interrupt HYP, for device(s): Hypervisor callback 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 |
