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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
5-edge parport0 i5 derive     Interrupt 5, for device(s): 5-edge parport0
7-fasteoi pinctrl_amd i7 derive     Interrupt 7, for device(s): 7-fasteoi pinctrl_amd
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
4096-edge AMD-Vi i25 derive     Interrupt 25, for device(s): 4096-edge AMD-Vi
1574912-edge ahci[0000:03:00.1] i38 derive     Interrupt 38, for device(s): 1574912-edge ahci[0000:03:00.1]
22024192-edge ahci[0000:2a:00.2] i40 derive     Interrupt 40, for device(s): 22024192-edge ahci[0000:2a:00.2]
19398656-edge enp37s0 i41 derive     Interrupt 41, for device(s): 19398656-edge enp37s0
1572864-edge xhci_hcd i42 derive     Interrupt 42, for device(s): 1572864-edge xhci_hcd
1572865-edge xhci_hcd i43 derive     Interrupt 43, for device(s): 1572865-edge xhci_hcd
1572866-edge xhci_hcd i44 derive     Interrupt 44, for device(s): 1572866-edge xhci_hcd
1572867-edge xhci_hcd i45 derive     Interrupt 45, for device(s): 1572867-edge xhci_hcd
1572868-edge xhci_hcd i46 derive     Interrupt 46, for device(s): 1572868-edge xhci_hcd
1572869-edge xhci_hcd i47 derive     Interrupt 47, for device(s): 1572869-edge xhci_hcd
1572870-edge xhci_hcd i48 derive     Interrupt 48, for device(s): 1572870-edge xhci_hcd
1572871-edge xhci_hcd i49 derive     Interrupt 49, for device(s): 1572871-edge xhci_hcd
21501952-edge xhci_hcd i51 derive     Interrupt 51, for device(s): 21501952-edge xhci_hcd
21501953-edge xhci_hcd i52 derive     Interrupt 52, for device(s): 21501953-edge xhci_hcd
21501954-edge xhci_hcd i53 derive     Interrupt 53, for device(s): 21501954-edge xhci_hcd
21501955-edge xhci_hcd i54 derive     Interrupt 54, for device(s): 21501955-edge xhci_hcd
21501956-edge xhci_hcd i55 derive     Interrupt 55, for device(s): 21501956-edge xhci_hcd
21501957-edge xhci_hcd i56 derive     Interrupt 56, for device(s): 21501957-edge xhci_hcd
21501958-edge xhci_hcd i57 derive     Interrupt 57, for device(s): 21501958-edge xhci_hcd
21501959-edge xhci_hcd i58 derive     Interrupt 58, for device(s): 21501959-edge xhci_hcd
21499905-edge ccp-1 i61 derive     Interrupt 61, for device(s): 21499905-edge ccp-1
22026240-edge snd_hda_intel:card0 i63 derive     Interrupt 63, for device(s): 22026240-edge snd_hda_intel:card0
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