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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
4-edge ttyS0 i4 derive     Interrupt 4, for device(s): 4-edge ttyS0
9-fasteoi acpi i9 derive     Interrupt 9, for device(s): 9-fasteoi acpi
22-fasteoi virtio4 i22 derive     Interrupt 22, for device(s): 22-fasteoi virtio4
3145728-edge virtio2-config i40 derive     Interrupt 40, for device(s): 3145728-edge virtio2-config
3145729-edge virtio2-virtqueues i41 derive     Interrupt 41, for device(s): 3145729-edge virtio2-virtqueues
3670016-edge virtio3-config i42 derive     Interrupt 42, for device(s): 3670016-edge virtio3-config
3670017-edge virtio3-req.0 i43 derive     Interrupt 43, for device(s): 3670017-edge virtio3-req.0
2097152-edge virtio1-config i44 derive     Interrupt 44, for device(s): 2097152-edge virtio1-config
2097153-edge virtio1-control i45 derive     Interrupt 45, for device(s): 2097153-edge virtio1-control
2097154-edge virtio1-event i46 derive     Interrupt 46, for device(s): 2097154-edge virtio1-event
2097155-edge virtio1-request i47 derive     Interrupt 47, for device(s): 2097155-edge virtio1-request
4718592-edge virtio5-config i48 derive     Interrupt 48, for device(s): 4718592-edge virtio5-config
4718593-edge virtio5-control i49 derive     Interrupt 49, for device(s): 4718593-edge virtio5-control
4718594-edge virtio5-event i50 derive     Interrupt 50, for device(s): 4718594-edge virtio5-event
4718595-edge virtio5-request i51 derive     Interrupt 51, for device(s): 4718595-edge virtio5-request
5242880-edge virtio6-config i52 derive     Interrupt 52, for device(s): 5242880-edge virtio6-config
5242881-edge virtio6-control i53 derive     Interrupt 53, for device(s): 5242881-edge virtio6-control
5242882-edge virtio6-event i54 derive     Interrupt 54, for device(s): 5242882-edge virtio6-event
5242883-edge virtio6-request i55 derive     Interrupt 55, for device(s): 5242883-edge virtio6-request
5767168-edge virtio7-config i56 derive     Interrupt 56, for device(s): 5767168-edge virtio7-config
5767169-edge virtio7-control i57 derive     Interrupt 57, for device(s): 5767169-edge virtio7-control
5767170-edge virtio7-event i58 derive     Interrupt 58, for device(s): 5767170-edge virtio7-event
5767171-edge virtio7-request i59 derive     Interrupt 59, for device(s): 5767171-edge virtio7-request
1572864-edge virtio0-config i60 derive     Interrupt 60, for device(s): 1572864-edge virtio0-config
1572865-edge virtio0-input.0 i61 derive     Interrupt 61, for device(s): 1572865-edge virtio0-input.0
1572866-edge virtio0-output.0 i62 derive     Interrupt 62, for device(s): 1572866-edge virtio0-output.0
512000-edge ahci[0000:00:1f.2] i63 derive     Interrupt 63, for device(s): 512000-edge ahci[0000:00:1f.2]
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
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