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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
16-fasteoi i801_smbus i16 derive     Interrupt 16, for device(s): 16-fasteoi i801_smbus
21-fasteoi qxl i21 derive     Interrupt 21, for device(s): 21-fasteoi qxl
22-fasteoi virtio3 i22 derive     Interrupt 22, for device(s): 22-fasteoi virtio3
32768-edge PCIe PME, aerdrv i24 derive     Interrupt 24, for device(s): 32768-edge PCIe PME, aerdrv
34816-edge PCIe PME, aerdrv i25 derive     Interrupt 25, for device(s): 34816-edge PCIe PME, aerdrv
36864-edge PCIe PME, aerdrv i26 derive     Interrupt 26, for device(s): 36864-edge PCIe PME, aerdrv
38912-edge PCIe PME, aerdrv i27 derive     Interrupt 27, for device(s): 38912-edge PCIe PME, aerdrv
40960-edge PCIe PME, aerdrv i28 derive     Interrupt 28, for device(s): 40960-edge PCIe PME, aerdrv
43008-edge PCIe PME, aerdrv i29 derive     Interrupt 29, for device(s): 43008-edge PCIe PME, aerdrv
45056-edge PCIe PME, aerdrv i30 derive     Interrupt 30, for device(s): 45056-edge PCIe PME, aerdrv
47104-edge PCIe PME, aerdrv i31 derive     Interrupt 31, for device(s): 47104-edge PCIe PME, aerdrv
49152-edge PCIe PME, aerdrv i32 derive     Interrupt 32, for device(s): 49152-edge PCIe PME, aerdrv
51200-edge PCIe PME, aerdrv i33 derive     Interrupt 33, for device(s): 51200-edge PCIe PME, aerdrv
53248-edge PCIe PME, aerdrv i34 derive     Interrupt 34, for device(s): 53248-edge PCIe PME, aerdrv
55296-edge PCIe PME, aerdrv i35 derive     Interrupt 35, for device(s): 55296-edge PCIe PME, aerdrv
57344-edge PCIe PME, aerdrv i36 derive     Interrupt 36, for device(s): 57344-edge PCIe PME, aerdrv
59392-edge PCIe PME, aerdrv i37 derive     Interrupt 37, for device(s): 59392-edge PCIe PME, aerdrv
61440-edge PCIe PME, aerdrv i38 derive     Interrupt 38, for device(s): 61440-edge PCIe PME, aerdrv
63488-edge PCIe PME, aerdrv i39 derive     Interrupt 39, for device(s): 63488-edge PCIe PME, aerdrv
1572864-edge virtio1-config i40 derive     Interrupt 40, for device(s): 1572864-edge virtio1-config
1572865-edge virtio1-virtqueues i41 derive     Interrupt 41, for device(s): 1572865-edge virtio1-virtqueues
512000-edge ahci[0000:00:1f.2] i42 derive     Interrupt 42, for device(s): 512000-edge ahci[0000:00:1f.2]
524288-edge virtio0-config i43 derive     Interrupt 43, for device(s): 524288-edge virtio0-config
524289-edge virtio0-input.0 i44 derive     Interrupt 44, for device(s): 524289-edge virtio0-input.0
524290-edge virtio0-output.0 i45 derive     Interrupt 45, for device(s): 524290-edge virtio0-output.0
524291-edge virtio0-input.1 i46 derive     Interrupt 46, for device(s): 524291-edge virtio0-input.1
524292-edge virtio0-output.1 i47 derive     Interrupt 47, for device(s): 524292-edge virtio0-output.1
2097152-edge virtio2-config i48 derive     Interrupt 48, for device(s): 2097152-edge virtio2-config
2097153-edge virtio2-control i49 derive     Interrupt 49, for device(s): 2097153-edge virtio2-control
2097154-edge virtio2-event i50 derive     Interrupt 50, for device(s): 2097154-edge virtio2-event
2097155-edge virtio2-request i51 derive     Interrupt 51, for device(s): 2097155-edge virtio2-request
1048576-edge xhci_hcd i52 derive     Interrupt 52, for device(s): 1048576-edge xhci_hcd
1048577-edge xhci_hcd i53 derive     Interrupt 53, for device(s): 1048577-edge xhci_hcd
1048578-edge xhci_hcd i54 derive     Interrupt 54, for device(s): 1048578-edge xhci_hcd
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