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 |
| -ioapic-edge |
i4 |
derive |
|
|
Interrupt 4, for device(s): -ioapic-edge |
| -ioapic-edge rtc0 |
i8 |
derive |
|
|
Interrupt 8, for device(s): -ioapic-edge rtc0 |
| -ioapic-level acpi |
i9 |
derive |
|
|
Interrupt 9, for device(s): -ioapic-level acpi |
| -ioapic-edge pata_atiixp |
i14 |
derive |
|
|
Interrupt 14, for device(s): -ioapic-edge pata_atiixp |
| -ioapic-edge pata_atiixp |
i15 |
derive |
|
|
Interrupt 15, for device(s): -ioapic-edge pata_atiixp |
| -ioapic-level snd_hda_intel:card0 |
i16 |
derive |
|
|
Interrupt 16, for device(s): -ioapic-level snd_hda_intel:card0 |
| -ioapic-level ehci_hcd:usb1, ehci_hcd:usb4 |
i17 |
derive |
|
|
Interrupt 17, for device(s): -ioapic-level ehci_hcd:usb1, ehci_hcd:usb4 |
| 18 |
i18 |
derive |
|
|
Interrupt 18, for device(s): -ioapic-level ohci_hcd:usb7, ohci_hcd:usb8, ohci_hcd:usb9 |
| -ioapic-level sata_sil[0000:04:05.0] |
i20 |
derive |
|
|
Interrupt 20, for device(s): -ioapic-level sata_sil[0000:04:05.0] |
| -ioapic-level snd_hda_intel:card1 |
i24 |
derive |
|
|
Interrupt 24, for device(s): -ioapic-level snd_hda_intel:card1 |
| -virq timer0 |
i56 |
derive |
|
|
Interrupt 56, for device(s): -virq timer0 |
| -ipi spinlock0 |
i57 |
derive |
|
|
Interrupt 57, for device(s): -ipi spinlock0 |
| -ipi resched0 |
i58 |
derive |
|
|
Interrupt 58, for device(s): -ipi resched0 |
| -ipi callfunc0 |
i59 |
derive |
|
|
Interrupt 59, for device(s): -ipi callfunc0 |
| -ipi callfuncsingle0 |
i60 |
derive |
|
|
Interrupt 60, for device(s): -ipi callfuncsingle0 |
| -ipi irqwork0 |
i61 |
derive |
|
|
Interrupt 61, for device(s): -ipi irqwork0 |
| -virq timer1 |
i62 |
derive |
|
|
Interrupt 62, for device(s): -virq timer1 |
| -ipi resched1 |
i63 |
derive |
|
|
Interrupt 63, for device(s): -ipi resched1 |
| -ipi callfunc1 |
i64 |
derive |
|
|
Interrupt 64, for device(s): -ipi callfunc1 |
| -ipi callfuncsingle1 |
i65 |
derive |
|
|
Interrupt 65, for device(s): -ipi callfuncsingle1 |
| -ipi irqwork1 |
i66 |
derive |
|
|
Interrupt 66, for device(s): -ipi irqwork1 |
| -ipi spinlock1 |
i67 |
derive |
|
|
Interrupt 67, for device(s): -ipi spinlock1 |
| -virq timer2 |
i68 |
derive |
|
|
Interrupt 68, for device(s): -virq timer2 |
| -ipi resched2 |
i69 |
derive |
|
|
Interrupt 69, for device(s): -ipi resched2 |
| -ipi callfunc2 |
i70 |
derive |
|
|
Interrupt 70, for device(s): -ipi callfunc2 |
| -ipi callfuncsingle2 |
i71 |
derive |
|
|
Interrupt 71, for device(s): -ipi callfuncsingle2 |
| -ipi irqwork2 |
i72 |
derive |
|
|
Interrupt 72, for device(s): -ipi irqwork2 |
| -ipi spinlock2 |
i73 |
derive |
|
|
Interrupt 73, for device(s): -ipi spinlock2 |
| -virq timer3 |
i74 |
derive |
|
|
Interrupt 74, for device(s): -virq timer3 |
| -ipi resched3 |
i75 |
derive |
|
|
Interrupt 75, for device(s): -ipi resched3 |
| -ipi callfunc3 |
i76 |
derive |
|
|
Interrupt 76, for device(s): -ipi callfunc3 |
| -ipi callfuncsingle3 |
i77 |
derive |
|
|
Interrupt 77, for device(s): -ipi callfuncsingle3 |
| -ipi irqwork3 |
i78 |
derive |
|
|
Interrupt 78, for device(s): -ipi irqwork3 |
| -ipi spinlock3 |
i79 |
derive |
|
|
Interrupt 79, for device(s): -ipi spinlock3 |
| -event xenbus |
i80 |
derive |
|
|
Interrupt 80, for device(s): -event xenbus |
| -virq xen-pcpu |
i81 |
derive |
|
|
Interrupt 81, for device(s): -virq xen-pcpu |
| -msi PCIe PME |
i82 |
derive |
|
|
Interrupt 82, for device(s): -msi PCIe PME |
| -msi PCIe PME |
i83 |
derive |
|
|
Interrupt 83, for device(s): -msi PCIe PME |
| -msi PCIe PME |
i84 |
derive |
|
|
Interrupt 84, for device(s): -msi PCIe PME |
| -virq mce |
i85 |
derive |
|
|
Interrupt 85, for device(s): -virq mce |
| -virq hvc_console |
i86 |
derive |
|
|
Interrupt 86, for device(s): -virq hvc_console |
| -msi-x eth0 |
i87 |
derive |
|
|
Interrupt 87, for device(s): -msi-x eth0 |
| -msi ahci[0000:00:11.0] |
i88 |
derive |
|
|
Interrupt 88, for device(s): -msi ahci[0000:00:11.0] |
| -msi-x xhci_hcd |
i89 |
derive |
|
|
Interrupt 89, for device(s): -msi-x xhci_hcd |
| -msi-x xhci_hcd |
i90 |
derive |
|
|
Interrupt 90, for device(s): -msi-x xhci_hcd |
| -msi-x xhci_hcd |
i91 |
derive |
|
|
Interrupt 91, for device(s): -msi-x xhci_hcd |
| -msi-x xhci_hcd |
i92 |
derive |
|
|
Interrupt 92, for device(s): -msi-x xhci_hcd |
| -msi-x xhci_hcd |
i93 |
derive |
|
|
Interrupt 93, for device(s): -msi-x xhci_hcd |
| -msi-x eth1 |
i94 |
derive |
|
|
Interrupt 94, for device(s): -msi-x eth1 |
| -msi-x xhci_hcd |
i95 |
derive |
|
|
Interrupt 95, for device(s): -msi-x xhci_hcd |
| -msi-x xhci_hcd |
i96 |
derive |
|
|
Interrupt 96, for device(s): -msi-x xhci_hcd |
| -msi-x xhci_hcd |
i97 |
derive |
|
|
Interrupt 97, for device(s): -msi-x xhci_hcd |
| -msi-x xhci_hcd |
i98 |
derive |
|
|
Interrupt 98, for device(s): -msi-x xhci_hcd |
| -msi-x xhci_hcd |
i99 |
derive |
|
|
Interrupt 99, for device(s): -msi-x xhci_hcd |
| -msi nvkm |
i100 |
derive |
|
|
Interrupt 100, for device(s): -msi nvkm |
| -event evtchn:oxenstored |
i101 |
derive |
|
|
Interrupt 101, for device(s): -event evtchn:oxenstored |
| -event evtchn:oxenstored |
i102 |
derive |
|
|
Interrupt 102, for device(s): -event evtchn:oxenstored |
| -event evtchn:oxenstored |
i103 |
derive |
|
|
Interrupt 103, for device(s): -event evtchn:oxenstored |
| -event evtchn:xenconsoled |
i104 |
derive |
|
|
Interrupt 104, for device(s): -event evtchn:xenconsoled |
| -event blkif-backend |
i105 |
derive |
|
|
Interrupt 105, for device(s): -event blkif-backend |
| -event blkif-backend |
i106 |
derive |
|
|
Interrupt 106, for device(s): -event blkif-backend |
| -event blkif-backend |
i107 |
derive |
|
|
Interrupt 107, for device(s): -event blkif-backend |
| -event blkif-backend |
i108 |
derive |
|
|
Interrupt 108, for device(s): -event blkif-backend |
| -event blkif-backend |
i109 |
derive |
|
|
Interrupt 109, for device(s): -event blkif-backend |
| -event blkif-backend |
i110 |
derive |
|
|
Interrupt 110, for device(s): -event blkif-backend |
| -event blkif-backend |
i111 |
derive |
|
|
Interrupt 111, for device(s): -event blkif-backend |
| -event blkif-backend |
i112 |
derive |
|
|
Interrupt 112, for device(s): -event blkif-backend |
| -event vif1.0-q0-tx |
i113 |
derive |
|
|
Interrupt 113, for device(s): -event vif1.0-q0-tx |
| -event vif1.0-q0-rx |
i114 |
derive |
|
|
Interrupt 114, for device(s): -event vif1.0-q0-rx |
| -event vif1.0-q1-tx |
i115 |
derive |
|
|
Interrupt 115, for device(s): -event vif1.0-q1-tx |
| -event vif1.0-q1-rx |
i116 |
derive |
|
|
Interrupt 116, for device(s): -event vif1.0-q1-rx |
| 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 |
