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-ioapic-edge i8042 |
i1 |
derive |
|
|
Interrupt 1, for device(s): 1-ioapic-edge i8042 |
| 6-ioapic-edge floppy |
i6 |
derive |
|
|
Interrupt 6, for device(s): 6-ioapic-edge floppy |
| 7-ioapic-edge parport0 |
i7 |
derive |
|
|
Interrupt 7, for device(s): 7-ioapic-edge parport0 |
| 8-ioapic-edge rtc0 |
i8 |
derive |
|
|
Interrupt 8, for device(s): 8-ioapic-edge rtc0 |
| 9-ioapic-level acpi |
i9 |
derive |
|
|
Interrupt 9, for device(s): 9-ioapic-level acpi |
| 12-ioapic-edge i8042 |
i12 |
derive |
|
|
Interrupt 12, for device(s): 12-ioapic-edge i8042 |
| 14-edge ata_piix |
i14 |
derive |
|
|
Interrupt 14, for device(s): 14-edge ata_piix |
| 15-edge ata_piix |
i15 |
derive |
|
|
Interrupt 15, for device(s): 15-edge ata_piix |
| -ioapic-level uhci_hcd:usb1 |
i23 |
derive |
|
|
Interrupt 23, for device(s): -ioapic-level uhci_hcd:usb1 |
| -virq timer0 |
i48 |
derive |
|
|
Interrupt 48, for device(s): -virq timer0 |
| -ipi resched0 |
i49 |
derive |
|
|
Interrupt 49, for device(s): -ipi resched0 |
| -ipi callfunc0 |
i50 |
derive |
|
|
Interrupt 50, for device(s): -ipi callfunc0 |
| -ipi callfuncsingle0 |
i51 |
derive |
|
|
Interrupt 51, for device(s): -ipi callfuncsingle0 |
| -ipi spinlock0 |
i52 |
derive |
|
|
Interrupt 52, for device(s): -ipi spinlock0 |
| -virq timer1 |
i53 |
derive |
|
|
Interrupt 53, for device(s): -virq timer1 |
| -ipi resched1 |
i54 |
derive |
|
|
Interrupt 54, for device(s): -ipi resched1 |
| -ipi callfunc1 |
i55 |
derive |
|
|
Interrupt 55, for device(s): -ipi callfunc1 |
| -ipi callfuncsingle1 |
i56 |
derive |
|
|
Interrupt 56, for device(s): -ipi callfuncsingle1 |
| -virq timer2 |
i57 |
derive |
|
|
Interrupt 57, for device(s): -virq timer2 |
| -ipi resched2 |
i58 |
derive |
|
|
Interrupt 58, for device(s): -ipi resched2 |
| -ipi callfunc2 |
i59 |
derive |
|
|
Interrupt 59, for device(s): -ipi callfunc2 |
| -ipi callfuncsingle2 |
i60 |
derive |
|
|
Interrupt 60, for device(s): -ipi callfuncsingle2 |
| -virq timer3 |
i61 |
derive |
|
|
Interrupt 61, for device(s): -virq timer3 |
| -ipi resched3 |
i62 |
derive |
|
|
Interrupt 62, for device(s): -ipi resched3 |
| -ipi callfunc3 |
i63 |
derive |
|
|
Interrupt 63, for device(s): -ipi callfunc3 |
| -ipi callfuncsingle3 |
i64 |
derive |
|
|
Interrupt 64, for device(s): -ipi callfuncsingle3 |
| -virq timer4 |
i65 |
derive |
|
|
Interrupt 65, for device(s): -virq timer4 |
| -ipi resched4 |
i66 |
derive |
|
|
Interrupt 66, for device(s): -ipi resched4 |
| -ipi callfunc4 |
i67 |
derive |
|
|
Interrupt 67, for device(s): -ipi callfunc4 |
| -ipi callfuncsingle4 |
i68 |
derive |
|
|
Interrupt 68, for device(s): -ipi callfuncsingle4 |
| -virq timer5 |
i69 |
derive |
|
|
Interrupt 69, for device(s): -virq timer5 |
| -ipi resched5 |
i70 |
derive |
|
|
Interrupt 70, for device(s): -ipi resched5 |
| -ipi callfunc5 |
i71 |
derive |
|
|
Interrupt 71, for device(s): -ipi callfunc5 |
| -ipi callfuncsingle5 |
i72 |
derive |
|
|
Interrupt 72, for device(s): -ipi callfuncsingle5 |
| -virq timer6 |
i73 |
derive |
|
|
Interrupt 73, for device(s): -virq timer6 |
| -ipi resched6 |
i74 |
derive |
|
|
Interrupt 74, for device(s): -ipi resched6 |
| -ipi callfunc6 |
i75 |
derive |
|
|
Interrupt 75, for device(s): -ipi callfunc6 |
| -ipi callfuncsingle6 |
i76 |
derive |
|
|
Interrupt 76, for device(s): -ipi callfuncsingle6 |
| -virq timer7 |
i77 |
derive |
|
|
Interrupt 77, for device(s): -virq timer7 |
| -ipi resched7 |
i78 |
derive |
|
|
Interrupt 78, for device(s): -ipi resched7 |
| -ipi callfunc7 |
i79 |
derive |
|
|
Interrupt 79, for device(s): -ipi callfunc7 |
| -ipi callfuncsingle7 |
i80 |
derive |
|
|
Interrupt 80, for device(s): -ipi callfuncsingle7 |
| -ipi spinlock1 |
i81 |
derive |
|
|
Interrupt 81, for device(s): -ipi spinlock1 |
| -ipi spinlock2 |
i82 |
derive |
|
|
Interrupt 82, for device(s): -ipi spinlock2 |
| -ipi spinlock3 |
i83 |
derive |
|
|
Interrupt 83, for device(s): -ipi spinlock3 |
| -ipi spinlock4 |
i84 |
derive |
|
|
Interrupt 84, for device(s): -ipi spinlock4 |
| -ipi spinlock5 |
i85 |
derive |
|
|
Interrupt 85, for device(s): -ipi spinlock5 |
| -ipi spinlock6 |
i86 |
derive |
|
|
Interrupt 86, for device(s): -ipi spinlock6 |
| -ipi spinlock7 |
i87 |
derive |
|
|
Interrupt 87, for device(s): -ipi spinlock7 |
| -event xenbus |
i88 |
derive |
|
|
Interrupt 88, for device(s): -event xenbus |
| -event hvc_console |
i89 |
derive |
|
|
Interrupt 89, for device(s): -event hvc_console |
| -event vif0-q0-tx |
i90 |
derive |
|
|
Interrupt 90, for device(s): -event vif0-q0-tx |
| -event vif0-q0-rx |
i91 |
derive |
|
|
Interrupt 91, for device(s): -event vif0-q0-rx |
| -event vif0-q1-tx |
i92 |
derive |
|
|
Interrupt 92, for device(s): -event vif0-q1-tx |
| -event vif0-q1-rx |
i93 |
derive |
|
|
Interrupt 93, for device(s): -event vif0-q1-rx |
| -event vif0-q2-tx |
i94 |
derive |
|
|
Interrupt 94, for device(s): -event vif0-q2-tx |
| -event vif0-q2-rx |
i95 |
derive |
|
|
Interrupt 95, for device(s): -event vif0-q2-rx |
| -event vif0-q3-tx |
i96 |
derive |
|
|
Interrupt 96, for device(s): -event vif0-q3-tx |
| -event vif0-q3-rx |
i97 |
derive |
|
|
Interrupt 97, for device(s): -event vif0-q3-rx |
| -event vif0-q4-tx |
i98 |
derive |
|
|
Interrupt 98, for device(s): -event vif0-q4-tx |
| -event vif0-q4-rx |
i99 |
derive |
|
|
Interrupt 99, for device(s): -event vif0-q4-rx |
| -event vif0-q5-tx |
i100 |
derive |
|
|
Interrupt 100, for device(s): -event vif0-q5-tx |
| -event vif0-q5-rx |
i101 |
derive |
|
|
Interrupt 101, for device(s): -event vif0-q5-rx |
| -event vif0-q6-tx |
i102 |
derive |
|
|
Interrupt 102, for device(s): -event vif0-q6-tx |
| -event vif0-q6-rx |
i103 |
derive |
|
|
Interrupt 103, for device(s): -event vif0-q6-rx |
| -event vif0-q7-tx |
i104 |
derive |
|
|
Interrupt 104, for device(s): -event vif0-q7-tx |
| -event vif0-q7-rx |
i105 |
derive |
|
|
Interrupt 105, for device(s): -event vif0-q7-rx |
| -event vif1-q0-tx |
i106 |
derive |
|
|
Interrupt 106, for device(s): -event vif1-q0-tx |
| -event vif1-q0-rx |
i107 |
derive |
|
|
Interrupt 107, for device(s): -event vif1-q0-rx |
| -event vif1-q1-tx |
i108 |
derive |
|
|
Interrupt 108, for device(s): -event vif1-q1-tx |
| -event vif1-q1-rx |
i109 |
derive |
|
|
Interrupt 109, for device(s): -event vif1-q1-rx |
| -event vif1-q2-tx |
i110 |
derive |
|
|
Interrupt 110, for device(s): -event vif1-q2-tx |
| -event vif1-q2-rx |
i111 |
derive |
|
|
Interrupt 111, for device(s): -event vif1-q2-rx |
| -event vif1-q3-tx |
i112 |
derive |
|
|
Interrupt 112, for device(s): -event vif1-q3-tx |
| -event vif1-q3-rx |
i113 |
derive |
|
|
Interrupt 113, for device(s): -event vif1-q3-rx |
| -event vif1-q4-tx |
i114 |
derive |
|
|
Interrupt 114, for device(s): -event vif1-q4-tx |
| -event vif1-q4-rx |
i115 |
derive |
|
|
Interrupt 115, for device(s): -event vif1-q4-rx |
| -event vif1-q5-tx |
i116 |
derive |
|
|
Interrupt 116, for device(s): -event vif1-q5-tx |
| -event vif1-q5-rx |
i117 |
derive |
|
|
Interrupt 117, for device(s): -event vif1-q5-rx |
| -event vif1-q6-tx |
i118 |
derive |
|
|
Interrupt 118, for device(s): -event vif1-q6-tx |
| -event vif1-q6-rx |
i119 |
derive |
|
|
Interrupt 119, for device(s): -event vif1-q6-rx |
| -event vif1-q7-tx |
i120 |
derive |
|
|
Interrupt 120, for device(s): -event vif1-q7-tx |
| -event vif1-q7-rx |
i121 |
derive |
|
|
Interrupt 121, for device(s): -event vif1-q7-rx |
| -event blkif |
i122 |
derive |
|
|
Interrupt 122, for device(s): -event blkif |
| -event blkif |
i123 |
derive |
|
|
Interrupt 123, for device(s): -event blkif |
| -event blkif |
i124 |
derive |
|
|
Interrupt 124, for device(s): -event blkif |
| 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 |
Caelum
