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 |
| 0-edge timer |
i0 |
derive |
|
|
Interrupt 0, for device(s): 0-edge timer |
| 1-edge i8042 |
i1 |
derive |
|
|
Interrupt 1, for device(s): 1-edge i8042 |
| 4-edge ttyS0 |
i4 |
derive |
|
|
Interrupt 4, for device(s): 4-edge ttyS0 |
| 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 |
| 524288-edge PCIe PME, pciehp |
i24 |
derive |
|
|
Interrupt 24, for device(s): 524288-edge PCIe PME, pciehp |
| 1572864-edge pciehp |
i25 |
derive |
|
|
Interrupt 25, for device(s): 1572864-edge pciehp |
| 1574912-edge pciehp |
i26 |
derive |
|
|
Interrupt 26, for device(s): 1574912-edge pciehp |
| 1576960-edge pciehp |
i27 |
derive |
|
|
Interrupt 27, for device(s): 1576960-edge pciehp |
| 1579008-edge pciehp |
i28 |
derive |
|
|
Interrupt 28, for device(s): 1579008-edge pciehp |
| 1581056-edge pciehp |
i29 |
derive |
|
|
Interrupt 29, for device(s): 1581056-edge pciehp |
| 1583104-edge pciehp |
i30 |
derive |
|
|
Interrupt 30, for device(s): 1583104-edge pciehp |
| 1585152-edge pciehp |
i31 |
derive |
|
|
Interrupt 31, for device(s): 1585152-edge pciehp |
| 1587200-edge pciehp |
i32 |
derive |
|
|
Interrupt 32, for device(s): 1587200-edge pciehp |
| 1589248-edge pciehp |
i33 |
derive |
|
|
Interrupt 33, for device(s): 1589248-edge pciehp |
| 1591296-edge pciehp |
i34 |
derive |
|
|
Interrupt 34, for device(s): 1591296-edge pciehp |
| 1593344-edge pciehp |
i35 |
derive |
|
|
Interrupt 35, for device(s): 1593344-edge pciehp |
| 1595392-edge pciehp |
i36 |
derive |
|
|
Interrupt 36, for device(s): 1595392-edge pciehp |
| 1597440-edge pciehp |
i37 |
derive |
|
|
Interrupt 37, for device(s): 1597440-edge pciehp |
| 1599488-edge pciehp |
i38 |
derive |
|
|
Interrupt 38, for device(s): 1599488-edge pciehp |
| 1601536-edge pciehp |
i39 |
derive |
|
|
Interrupt 39, for device(s): 1601536-edge pciehp |
| 1603584-edge pciehp |
i40 |
derive |
|
|
Interrupt 40, for device(s): 1603584-edge pciehp |
| 1605632-edge pciehp |
i41 |
derive |
|
|
Interrupt 41, for device(s): 1605632-edge pciehp |
| 1607680-edge pciehp |
i42 |
derive |
|
|
Interrupt 42, for device(s): 1607680-edge pciehp |
| 1609728-edge pciehp |
i43 |
derive |
|
|
Interrupt 43, for device(s): 1609728-edge pciehp |
| 1611776-edge pciehp |
i44 |
derive |
|
|
Interrupt 44, for device(s): 1611776-edge pciehp |
| 1613824-edge pciehp |
i45 |
derive |
|
|
Interrupt 45, for device(s): 1613824-edge pciehp |
| 1615872-edge pciehp |
i46 |
derive |
|
|
Interrupt 46, for device(s): 1615872-edge pciehp |
| 1617920-edge pciehp |
i47 |
derive |
|
|
Interrupt 47, for device(s): 1617920-edge pciehp |
| 1619968-edge pciehp |
i48 |
derive |
|
|
Interrupt 48, for device(s): 1619968-edge pciehp |
| 1622016-edge pciehp |
i49 |
derive |
|
|
Interrupt 49, for device(s): 1622016-edge pciehp |
| 1624064-edge pciehp |
i50 |
derive |
|
|
Interrupt 50, for device(s): 1624064-edge pciehp |
| 1626112-edge pciehp |
i51 |
derive |
|
|
Interrupt 51, for device(s): 1626112-edge pciehp |
| 1628160-edge pciehp |
i52 |
derive |
|
|
Interrupt 52, for device(s): 1628160-edge pciehp |
| 1630208-edge pciehp |
i53 |
derive |
|
|
Interrupt 53, for device(s): 1630208-edge pciehp |
| 1632256-edge pciehp |
i54 |
derive |
|
|
Interrupt 54, for device(s): 1632256-edge pciehp |
| 1634304-edge pciehp |
i55 |
derive |
|
|
Interrupt 55, for device(s): 1634304-edge pciehp |
| 1636352-edge pciehp |
i56 |
derive |
|
|
Interrupt 56, for device(s): 1636352-edge pciehp |
| 18874368-edge PCIe PME, pciehp |
i57 |
derive |
|
|
Interrupt 57, for device(s): 18874368-edge PCIe PME, pciehp |
| 19922944-edge pciehp |
i58 |
derive |
|
|
Interrupt 58, for device(s): 19922944-edge pciehp |
| 19924992-edge pciehp |
i59 |
derive |
|
|
Interrupt 59, for device(s): 19924992-edge pciehp |
| 19927040-edge pciehp |
i60 |
derive |
|
|
Interrupt 60, for device(s): 19927040-edge pciehp |
| 19929088-edge pciehp |
i61 |
derive |
|
|
Interrupt 61, for device(s): 19929088-edge pciehp |
| 19931136-edge pciehp |
i62 |
derive |
|
|
Interrupt 62, for device(s): 19931136-edge pciehp |
| 65536-edge nvme0q0, nvme0q1 |
i63 |
derive |
|
|
Interrupt 63, for device(s): 65536-edge nvme0q0, nvme0q1 |
| 18350080-edge nvme1q0, nvme1q1 |
i64 |
derive |
|
|
Interrupt 64, for device(s): 18350080-edge nvme1q0, nvme1q1 |
| 18350081-edge nvme1q2 |
i65 |
derive |
|
|
Interrupt 65, for device(s): 18350081-edge nvme1q2 |
| 65537-edge nvme0q2 |
i66 |
derive |
|
|
Interrupt 66, for device(s): 65537-edge nvme0q2 |
| 20447232-edge ena-mgmnt@pci:0000:27:00.0 |
i67 |
derive |
|
|
Interrupt 67, for device(s): 20447232-edge ena-mgmnt@pci:0000:27:00.0 |
| 20447233-edge eth0-Tx-Rx-0 |
i68 |
derive |
|
|
Interrupt 68, for device(s): 20447233-edge eth0-Tx-Rx-0 |
| 20447234-edge eth0-Tx-Rx-1 |
i69 |
derive |
|
|
Interrupt 69, for device(s): 20447234-edge eth0-Tx-Rx-1 |
| 20447235-edge eth0-Tx-Rx-2 |
i70 |
derive |
|
|
Interrupt 70, for device(s): 20447235-edge eth0-Tx-Rx-2 |
| 20447236-edge eth0-Tx-Rx-3 |
i71 |
derive |
|
|
Interrupt 71, for device(s): 20447236-edge eth0-Tx-Rx-3 |
| 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 |
| 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 |
