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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
6-edge floppy i6 derive     Interrupt 6, for device(s): 6-edge floppy
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
10-fasteoi ehci_hcd:usb1, uhci_hcd:usb2 i10 derive     Interrupt 10, for device(s): 10-fasteoi ehci_hcd:usb1, uhci_hcd:usb2
11 i11 derive     Interrupt 11, for device(s): 11-fasteoi virtio2, uhci_hcd:usb3, uhci_hcd:usb4
12-edge i8042 i12 derive     Interrupt 12, for device(s): 12-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
65536-edge virtio1-config i24 derive     Interrupt 24, for device(s): 65536-edge virtio1-config
65537-edge virtio1-req.0 i25 derive     Interrupt 25, for device(s): 65537-edge virtio1-req.0
49152-edge virtio0-config i26 derive     Interrupt 26, for device(s): 49152-edge virtio0-config
49153-edge virtio0-input.0 i27 derive     Interrupt 27, for device(s): 49153-edge virtio0-input.0
49154-edge virtio0-output.0 i28 derive     Interrupt 28, for device(s): 49154-edge virtio0-output.0
114688-edge virtio3-config i29 derive     Interrupt 29, for device(s): 114688-edge virtio3-config
114689-edge virtio3-input.0 i30 derive     Interrupt 30, for device(s): 114689-edge virtio3-input.0
114690-edge virtio3-output.0 i31 derive     Interrupt 31, for device(s): 114690-edge virtio3-output.0
131072-edge virtio4-config i32 derive     Interrupt 32, for device(s): 131072-edge virtio4-config
131073-edge virtio4-input.0 i33 derive     Interrupt 33, for device(s): 131073-edge virtio4-input.0
131074-edge virtio4-output.0 i34 derive     Interrupt 34, for device(s): 131074-edge virtio4-output.0
147456-edge virtio5-config i35 derive     Interrupt 35, for device(s): 147456-edge virtio5-config
147457-edge virtio5-input.0 i36 derive     Interrupt 36, for device(s): 147457-edge virtio5-input.0
147458-edge virtio5-output.0 i37 derive     Interrupt 37, for device(s): 147458-edge virtio5-output.0
163840-edge virtio6-config i38 derive     Interrupt 38, for device(s): 163840-edge virtio6-config
163841-edge virtio6-input.0 i39 derive     Interrupt 39, for device(s): 163841-edge virtio6-input.0
163842-edge virtio6-output.0 i40 derive     Interrupt 40, for device(s): 163842-edge virtio6-output.0
180224-edge virtio7-config i41 derive     Interrupt 41, for device(s): 180224-edge virtio7-config
180225-edge virtio7-input.0 i42 derive     Interrupt 42, for device(s): 180225-edge virtio7-input.0
180226-edge virtio7-output.0 i43 derive     Interrupt 43, for device(s): 180226-edge virtio7-output.0
196608-edge virtio8-config i44 derive     Interrupt 44, for device(s): 196608-edge virtio8-config
196609-edge virtio8-input.0 i45 derive     Interrupt 45, for device(s): 196609-edge virtio8-input.0
196610-edge virtio8-output.0 i46 derive     Interrupt 46, for device(s): 196610-edge virtio8-output.0
212992-edge virtio9-config i47 derive     Interrupt 47, for device(s): 212992-edge virtio9-config
212993-edge virtio9-input.0 i48 derive     Interrupt 48, for device(s): 212993-edge virtio9-input.0
212994-edge virtio9-output.0 i49 derive     Interrupt 49, for device(s): 212994-edge virtio9-output.0
229376-edge virtio10-config i50 derive     Interrupt 50, for device(s): 229376-edge virtio10-config
229377-edge virtio10-input.0 i51 derive     Interrupt 51, for device(s): 229377-edge virtio10-input.0
229378-edge virtio10-output.0 i52 derive     Interrupt 52, for device(s): 229378-edge virtio10-output.0
245760-edge virtio11-config i53 derive     Interrupt 53, for device(s): 245760-edge virtio11-config
245761-edge virtio11-input.0 i54 derive     Interrupt 54, for device(s): 245761-edge virtio11-input.0
245762-edge virtio11-output.0 i55 derive     Interrupt 55, for device(s): 245762-edge virtio11-output.0
262144-edge virtio12-config i56 derive     Interrupt 56, for device(s): 262144-edge virtio12-config
262145-edge virtio12-input.0 i57 derive     Interrupt 57, for device(s): 262145-edge virtio12-input.0
262146-edge virtio12-output.0 i58 derive     Interrupt 58, for device(s): 262146-edge virtio12-output.0
278528-edge virtio13-config i59 derive     Interrupt 59, for device(s): 278528-edge virtio13-config
278529-edge virtio13-input.0 i60 derive     Interrupt 60, for device(s): 278529-edge virtio13-input.0
278530-edge virtio13-output.0 i61 derive     Interrupt 61, for device(s): 278530-edge virtio13-output.0
294912-edge virtio14-config i62 derive     Interrupt 62, for device(s): 294912-edge virtio14-config
294913-edge virtio14-input.0 i63 derive     Interrupt 63, for device(s): 294913-edge virtio14-input.0
294914-edge virtio14-output.0 i64 derive     Interrupt 64, for device(s): 294914-edge virtio14-output.0
311296-edge virtio15-config i65 derive     Interrupt 65, for device(s): 311296-edge virtio15-config
311297-edge virtio15-input.0 i66 derive     Interrupt 66, for device(s): 311297-edge virtio15-input.0
311298-edge virtio15-output.0 i67 derive     Interrupt 67, for device(s): 311298-edge virtio15-output.0
327680-edge virtio16-config i68 derive     Interrupt 68, for device(s): 327680-edge virtio16-config
327681-edge virtio16-input.0 i69 derive     Interrupt 69, for device(s): 327681-edge virtio16-input.0
327682-edge virtio16-output.0 i70 derive     Interrupt 70, for device(s): 327682-edge virtio16-output.0
344064-edge virtio17-config i71 derive     Interrupt 71, for device(s): 344064-edge virtio17-config
344065-edge virtio17-input.0 i72 derive     Interrupt 72, for device(s): 344065-edge virtio17-input.0
344066-edge virtio17-output.0 i73 derive     Interrupt 73, for device(s): 344066-edge virtio17-output.0
360448-edge virtio18-config i74 derive     Interrupt 74, for device(s): 360448-edge virtio18-config
360449-edge virtio18-input.0 i75 derive     Interrupt 75, for device(s): 360449-edge virtio18-input.0
360450-edge virtio18-output.0 i76 derive     Interrupt 76, for device(s): 360450-edge virtio18-output.0
376832-edge virtio19-config i77 derive     Interrupt 77, for device(s): 376832-edge virtio19-config
376833-edge virtio19-input.0 i78 derive     Interrupt 78, for device(s): 376833-edge virtio19-input.0
376834-edge virtio19-output.0 i79 derive     Interrupt 79, for device(s): 376834-edge virtio19-output.0
393216-edge virtio20-config i80 derive     Interrupt 80, for device(s): 393216-edge virtio20-config
393217-edge virtio20-input.0 i81 derive     Interrupt 81, for device(s): 393217-edge virtio20-input.0
393218-edge virtio20-output.0 i82 derive     Interrupt 82, for device(s): 393218-edge virtio20-output.0
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
Posted-interrupt wakeup event iPIW derive     Interrupt PIW, for device(s): Posted-interrupt wakeup event