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 |
| 3-edge ttyS1 |
i3 |
derive |
|
|
Interrupt 3, for device(s): 3-edge ttyS1 |
| 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 |
| 18 |
i18 |
derive |
|
|
Interrupt 18, for device(s): 18-fasteoi i801_smbus, ehci_hcd:usb1, ehci_hcd:usb4 |
| 16384-edge PCIe PME |
i25 |
derive |
|
|
Interrupt 25, for device(s): 16384-edge PCIe PME |
| 49152-edge PCIe PME |
i27 |
derive |
|
|
Interrupt 27, for device(s): 49152-edge PCIe PME |
| 458752-edge PCIe PME |
i28 |
derive |
|
|
Interrupt 28, for device(s): 458752-edge PCIe PME |
| 462848-edge PCIe PME |
i29 |
derive |
|
|
Interrupt 29, for device(s): 462848-edge PCIe PME |
| 464896-edge PCIe PME |
i30 |
derive |
|
|
Interrupt 30, for device(s): 464896-edge PCIe PME |
| 327680-edge xhci_hcd |
i41 |
derive |
|
|
Interrupt 41, for device(s): 327680-edge xhci_hcd |
| 286720-edge ahci[0000:00:11.4] |
i42 |
derive |
|
|
Interrupt 42, for device(s): 286720-edge ahci[0000:00:11.4] |
| 512000-edge ahci[0000:00:1f.2] |
i43 |
derive |
|
|
Interrupt 43, for device(s): 512000-edge ahci[0000:00:1f.2] |
| 0-edge dmar0 |
i72 |
derive |
|
|
Interrupt 72, for device(s): 0-edge dmar0 |
| 1-edge dmar1 |
i73 |
derive |
|
|
Interrupt 73, for device(s): 1-edge dmar1 |
| 526336-edge eth3-TxRx-0 |
i88 |
derive |
|
|
Interrupt 88, for device(s): 526336-edge eth3-TxRx-0 |
| 526337-edge eth3-TxRx-1 |
i89 |
derive |
|
|
Interrupt 89, for device(s): 526337-edge eth3-TxRx-1 |
| 526338-edge eth3-TxRx-2 |
i90 |
derive |
|
|
Interrupt 90, for device(s): 526338-edge eth3-TxRx-2 |
| 526339-edge eth3-TxRx-3 |
i91 |
derive |
|
|
Interrupt 91, for device(s): 526339-edge eth3-TxRx-3 |
| 526340-edge eth3-TxRx-4 |
i92 |
derive |
|
|
Interrupt 92, for device(s): 526340-edge eth3-TxRx-4 |
| 526341-edge eth3-TxRx-5 |
i93 |
derive |
|
|
Interrupt 93, for device(s): 526341-edge eth3-TxRx-5 |
| 526342-edge eth3-TxRx-6 |
i94 |
derive |
|
|
Interrupt 94, for device(s): 526342-edge eth3-TxRx-6 |
| 526343-edge eth3-TxRx-7 |
i95 |
derive |
|
|
Interrupt 95, for device(s): 526343-edge eth3-TxRx-7 |
| 526344-edge eth3-TxRx-8 |
i96 |
derive |
|
|
Interrupt 96, for device(s): 526344-edge eth3-TxRx-8 |
| 526345-edge eth3-TxRx-9 |
i97 |
derive |
|
|
Interrupt 97, for device(s): 526345-edge eth3-TxRx-9 |
| 526346-edge eth3-TxRx-10 |
i98 |
derive |
|
|
Interrupt 98, for device(s): 526346-edge eth3-TxRx-10 |
| 526347-edge eth3-TxRx-11 |
i99 |
derive |
|
|
Interrupt 99, for device(s): 526347-edge eth3-TxRx-11 |
| 526348-edge eth3-TxRx-12 |
i100 |
derive |
|
|
Interrupt 100, for device(s): 526348-edge eth3-TxRx-12 |
| 526349-edge eth3-TxRx-13 |
i101 |
derive |
|
|
Interrupt 101, for device(s): 526349-edge eth3-TxRx-13 |
| 526350-edge eth3-TxRx-14 |
i102 |
derive |
|
|
Interrupt 102, for device(s): 526350-edge eth3-TxRx-14 |
| 526351-edge eth3-TxRx-15 |
i103 |
derive |
|
|
Interrupt 103, for device(s): 526351-edge eth3-TxRx-15 |
| 526352-edge eth3-TxRx-16 |
i104 |
derive |
|
|
Interrupt 104, for device(s): 526352-edge eth3-TxRx-16 |
| 526353-edge eth3-TxRx-17 |
i105 |
derive |
|
|
Interrupt 105, for device(s): 526353-edge eth3-TxRx-17 |
| 526354-edge eth3-TxRx-18 |
i106 |
derive |
|
|
Interrupt 106, for device(s): 526354-edge eth3-TxRx-18 |
| 526355-edge eth3-TxRx-19 |
i107 |
derive |
|
|
Interrupt 107, for device(s): 526355-edge eth3-TxRx-19 |
| 526356-edge eth3-TxRx-20 |
i108 |
derive |
|
|
Interrupt 108, for device(s): 526356-edge eth3-TxRx-20 |
| 526357-edge eth3-TxRx-21 |
i109 |
derive |
|
|
Interrupt 109, for device(s): 526357-edge eth3-TxRx-21 |
| 526358-edge eth3-TxRx-22 |
i110 |
derive |
|
|
Interrupt 110, for device(s): 526358-edge eth3-TxRx-22 |
| 526359-edge eth3-TxRx-23 |
i111 |
derive |
|
|
Interrupt 111, for device(s): 526359-edge eth3-TxRx-23 |
| 526360-edge eth3-TxRx-24 |
i112 |
derive |
|
|
Interrupt 112, for device(s): 526360-edge eth3-TxRx-24 |
| 526361-edge eth3-TxRx-25 |
i113 |
derive |
|
|
Interrupt 113, for device(s): 526361-edge eth3-TxRx-25 |
| 526362-edge eth3-TxRx-26 |
i114 |
derive |
|
|
Interrupt 114, for device(s): 526362-edge eth3-TxRx-26 |
| 526363-edge eth3-TxRx-27 |
i115 |
derive |
|
|
Interrupt 115, for device(s): 526363-edge eth3-TxRx-27 |
| 526364-edge eth3-TxRx-28 |
i116 |
derive |
|
|
Interrupt 116, for device(s): 526364-edge eth3-TxRx-28 |
| 526365-edge eth3-TxRx-29 |
i117 |
derive |
|
|
Interrupt 117, for device(s): 526365-edge eth3-TxRx-29 |
| 526366-edge eth3-TxRx-30 |
i118 |
derive |
|
|
Interrupt 118, for device(s): 526366-edge eth3-TxRx-30 |
| 526367-edge eth3-TxRx-31 |
i119 |
derive |
|
|
Interrupt 119, for device(s): 526367-edge eth3-TxRx-31 |
| 526368-edge eth3-TxRx-32 |
i120 |
derive |
|
|
Interrupt 120, for device(s): 526368-edge eth3-TxRx-32 |
| 526369-edge eth3-TxRx-33 |
i121 |
derive |
|
|
Interrupt 121, for device(s): 526369-edge eth3-TxRx-33 |
| 526370-edge eth3-TxRx-34 |
i122 |
derive |
|
|
Interrupt 122, for device(s): 526370-edge eth3-TxRx-34 |
| 526371-edge eth3-TxRx-35 |
i123 |
derive |
|
|
Interrupt 123, for device(s): 526371-edge eth3-TxRx-35 |
| 526372-edge eth3-TxRx-36 |
i124 |
derive |
|
|
Interrupt 124, for device(s): 526372-edge eth3-TxRx-36 |
| 526373-edge eth3-TxRx-37 |
i125 |
derive |
|
|
Interrupt 125, for device(s): 526373-edge eth3-TxRx-37 |
| 526374-edge eth3-TxRx-38 |
i126 |
derive |
|
|
Interrupt 126, for device(s): 526374-edge eth3-TxRx-38 |
| 526375-edge eth3-TxRx-39 |
i127 |
derive |
|
|
Interrupt 127, for device(s): 526375-edge eth3-TxRx-39 |
| 526376-edge eth3 |
i128 |
derive |
|
|
Interrupt 128, for device(s): 526376-edge eth3 |
| 65536-edge ioat-msix |
i130 |
derive |
|
|
Interrupt 130, for device(s): 65536-edge ioat-msix |
| 67584-edge ioat-msix |
i132 |
derive |
|
|
Interrupt 132, for device(s): 67584-edge ioat-msix |
| 69632-edge ioat-msix |
i133 |
derive |
|
|
Interrupt 133, for device(s): 69632-edge ioat-msix |
| 71680-edge ioat-msix |
i134 |
derive |
|
|
Interrupt 134, for device(s): 71680-edge ioat-msix |
| 73728-edge ioat-msix |
i135 |
derive |
|
|
Interrupt 135, for device(s): 73728-edge ioat-msix |
| 75776-edge ioat-msix |
i136 |
derive |
|
|
Interrupt 136, for device(s): 75776-edge ioat-msix |
| 77824-edge ioat-msix |
i137 |
derive |
|
|
Interrupt 137, for device(s): 77824-edge ioat-msix |
| 79872-edge ioat-msix |
i138 |
derive |
|
|
Interrupt 138, for device(s): 79872-edge ioat-msix |
| 67174400-edge ioat-msix |
i140 |
derive |
|
|
Interrupt 140, for device(s): 67174400-edge ioat-msix |
| 67176448-edge ioat-msix |
i142 |
derive |
|
|
Interrupt 142, for device(s): 67176448-edge ioat-msix |
| 67178496-edge ioat-msix |
i143 |
derive |
|
|
Interrupt 143, for device(s): 67178496-edge ioat-msix |
| 67180544-edge ioat-msix |
i144 |
derive |
|
|
Interrupt 144, for device(s): 67180544-edge ioat-msix |
| 67182592-edge ioat-msix |
i145 |
derive |
|
|
Interrupt 145, for device(s): 67182592-edge ioat-msix |
| 67184640-edge ioat-msix |
i146 |
derive |
|
|
Interrupt 146, for device(s): 67184640-edge ioat-msix |
| 67186688-edge ioat-msix |
i147 |
derive |
|
|
Interrupt 147, for device(s): 67186688-edge ioat-msix |
| 67188736-edge ioat-msix |
i148 |
derive |
|
|
Interrupt 148, for device(s): 67188736-edge ioat-msix |
| 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 |
