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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
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
0-edge AMD-Vi i26 derive     Interrupt 26, for device(s): 0-edge AMD-Vi
0-edge PCIe PME, aerdrv i27 derive     Interrupt 27, for device(s): 0-edge PCIe PME, aerdrv
0-edge PCIe PME, aerdrv i28 derive     Interrupt 28, for device(s): 0-edge PCIe PME, aerdrv
0-edge PCIe PME, aerdrv i30 derive     Interrupt 30, for device(s): 0-edge PCIe PME, aerdrv
0-edge PCIe PME, aerdrv i31 derive     Interrupt 31, for device(s): 0-edge PCIe PME, aerdrv
0-edge xhci_hcd i38 derive     Interrupt 38, for device(s): 0-edge xhci_hcd
2-edge ahci2 i41 derive     Interrupt 41, for device(s): 2-edge ahci2
3-edge ahci3 i42 derive     Interrupt 42, for device(s): 3-edge ahci3
0-edge enp3s0 i55 derive     Interrupt 55, for device(s): 0-edge enp3s0
1-edge enp3s0-rx-0 i56 derive     Interrupt 56, for device(s): 1-edge enp3s0-rx-0
2-edge enp3s0-rx-1 i57 derive     Interrupt 57, for device(s): 2-edge enp3s0-rx-1
3-edge enp3s0-tx-0 i58 derive     Interrupt 58, for device(s): 3-edge enp3s0-tx-0
4-edge enp3s0-tx-1 i59 derive     Interrupt 59, for device(s): 4-edge enp3s0-tx-1
0-edge xhci_hcd i61 derive     Interrupt 61, for device(s): 0-edge xhci_hcd
0-edge ahci0 i69 derive     Interrupt 69, for device(s): 0-edge ahci0
1-edge ahci1 i70 derive     Interrupt 70, for device(s): 1-edge ahci1
4-edge ahci4 i73 derive     Interrupt 73, for device(s): 4-edge ahci4
5-edge ahci5 i74 derive     Interrupt 74, for device(s): 5-edge ahci5
0-edge xhci_hcd i86 derive     Interrupt 86, for device(s): 0-edge xhci_hcd
0-edge mpt2sas0-msix0 i94 derive     Interrupt 94, for device(s): 0-edge mpt2sas0-msix0
0-edge psp-1 i96 derive     Interrupt 96, for device(s): 0-edge psp-1
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