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 |
| 17-fasteoi ata_piix, ata_piix |
i17 |
derive |
|
|
Interrupt 17, for device(s): 17-fasteoi ata_piix, ata_piix |
| 20 |
i20 |
derive |
|
|
Interrupt 20, for device(s): 20-fasteoi uhci_hcd:usb1, uhci_hcd:usb3, ehci_hcd:usb4 |
| 21-fasteoi ipmi_si |
i21 |
derive |
|
|
Interrupt 21, for device(s): 21-fasteoi ipmi_si |
| 22 |
i22 |
derive |
|
|
Interrupt 22, for device(s): 22-fasteoi ehci_hcd:usb2, uhci_hcd:usb6, uhci_hcd:usb7, hpilo |
| 23-fasteoi uhci_hcd:usb5 |
i23 |
derive |
|
|
Interrupt 23, for device(s): 23-fasteoi uhci_hcd:usb5 |
| 4718592-edge megasas |
i36 |
derive |
|
|
Interrupt 36, for device(s): 4718592-edge megasas |
| 4718593-edge megasas |
i37 |
derive |
|
|
Interrupt 37, for device(s): 4718593-edge megasas |
| 4718594-edge megasas |
i38 |
derive |
|
|
Interrupt 38, for device(s): 4718594-edge megasas |
| 4718595-edge megasas |
i39 |
derive |
|
|
Interrupt 39, for device(s): 4718595-edge megasas |
| 3145728-edge i40e-0000:06:00.0:misc |
i40 |
derive |
|
|
Interrupt 40, for device(s): 3145728-edge i40e-0000:06:00.0:misc |
| 3145729-edge i40e-ens2f0-TxRx-0 |
i41 |
derive |
|
|
Interrupt 41, for device(s): 3145729-edge i40e-ens2f0-TxRx-0 |
| 3145730-edge i40e-ens2f0-TxRx-1 |
i42 |
derive |
|
|
Interrupt 42, for device(s): 3145730-edge i40e-ens2f0-TxRx-1 |
| 3145731-edge i40e-ens2f0-TxRx-2 |
i43 |
derive |
|
|
Interrupt 43, for device(s): 3145731-edge i40e-ens2f0-TxRx-2 |
| 3145732-edge i40e-ens2f0-TxRx-3 |
i44 |
derive |
|
|
Interrupt 44, for device(s): 3145732-edge i40e-ens2f0-TxRx-3 |
| 3145733-edge i40e-0000:06:00.0:fdir-TxRx-0 |
i45 |
derive |
|
|
Interrupt 45, for device(s): 3145733-edge i40e-0000:06:00.0:fdir-TxRx-0 |
| 1050624-edge enp2s0f1 |
i55 |
derive |
|
|
Interrupt 55, for device(s): 1050624-edge enp2s0f1 |
| 1050625-edge enp2s0f1-rx-0 |
i56 |
derive |
|
|
Interrupt 56, for device(s): 1050625-edge enp2s0f1-rx-0 |
| 1050626-edge enp2s0f1-rx-1 |
i57 |
derive |
|
|
Interrupt 57, for device(s): 1050626-edge enp2s0f1-rx-1 |
| 1050627-edge enp2s0f1-rx-2 |
i58 |
derive |
|
|
Interrupt 58, for device(s): 1050627-edge enp2s0f1-rx-2 |
| 1050628-edge enp2s0f1-rx-3 |
i59 |
derive |
|
|
Interrupt 59, for device(s): 1050628-edge enp2s0f1-rx-3 |
| 1050629-edge enp2s0f1-tx-0 |
i60 |
derive |
|
|
Interrupt 60, for device(s): 1050629-edge enp2s0f1-tx-0 |
| 1050630-edge enp2s0f1-tx-1 |
i61 |
derive |
|
|
Interrupt 61, for device(s): 1050630-edge enp2s0f1-tx-1 |
| 1050631-edge enp2s0f1-tx-2 |
i62 |
derive |
|
|
Interrupt 62, for device(s): 1050631-edge enp2s0f1-tx-2 |
| 1050632-edge enp2s0f1-tx-3 |
i63 |
derive |
|
|
Interrupt 63, for device(s): 1050632-edge enp2s0f1-tx-3 |
| 3147776-edge i40e-0000:06:00.1:misc |
i64 |
derive |
|
|
Interrupt 64, for device(s): 3147776-edge i40e-0000:06:00.1:misc |
| 3147777-edge i40e-ens2f1-TxRx-0 |
i65 |
derive |
|
|
Interrupt 65, for device(s): 3147777-edge i40e-ens2f1-TxRx-0 |
| 3147778-edge i40e-ens2f1-TxRx-1 |
i66 |
derive |
|
|
Interrupt 66, for device(s): 3147778-edge i40e-ens2f1-TxRx-1 |
| 3147779-edge i40e-ens2f1-TxRx-2 |
i67 |
derive |
|
|
Interrupt 67, for device(s): 3147779-edge i40e-ens2f1-TxRx-2 |
| 3147780-edge i40e-ens2f1-TxRx-3 |
i68 |
derive |
|
|
Interrupt 68, for device(s): 3147780-edge i40e-ens2f1-TxRx-3 |
| 3147781-edge i40e-0000:06:00.1:fdir-TxRx-0 |
i69 |
derive |
|
|
Interrupt 69, for device(s): 3147781-edge i40e-0000:06:00.1:fdir-TxRx-0 |
| 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 |
