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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
timer i0 derive     Interrupt 0, for device(s): timer
rtc0 i8 derive     Interrupt 8, for device(s): rtc0
acpi i9 derive     Interrupt 9, for device(s): acpi
ipmi_si i10 derive     Interrupt 10, for device(s): ipmi_si
dmar0 i120 derive     Interrupt 120, for device(s): dmar0
hpet2 i121 derive     Interrupt 121, for device(s): hpet2
hpet3 i122 derive     Interrupt 122, for device(s): hpet3
hpet4 i123 derive     Interrupt 123, for device(s): hpet4
hpet5 i124 derive     Interrupt 124, for device(s): hpet5
hpet6 i125 derive     Interrupt 125, for device(s): hpet6
megasas i130 derive     Interrupt 130, for device(s): megasas
megasas i131 derive     Interrupt 131, for device(s): megasas
megasas i132 derive     Interrupt 132, for device(s): megasas
megasas i133 derive     Interrupt 133, for device(s): megasas
megasas i134 derive     Interrupt 134, for device(s): megasas
megasas i135 derive     Interrupt 135, for device(s): megasas
megasas i136 derive     Interrupt 136, for device(s): megasas
megasas i137 derive     Interrupt 137, for device(s): megasas
megasas i138 derive     Interrupt 138, for device(s): megasas
megasas i139 derive     Interrupt 139, for device(s): megasas
megasas i140 derive     Interrupt 140, for device(s): megasas
megasas i141 derive     Interrupt 141, for device(s): megasas
xhci_hcd i142 derive     Interrupt 142, for device(s): xhci_hcd
ahci i143 derive     Interrupt 143, for device(s): ahci
em1-tx-0 i144 derive     Interrupt 144, for device(s): em1-tx-0
em1-rx-1 i145 derive     Interrupt 145, for device(s): em1-rx-1
em1-rx-2 i146 derive     Interrupt 146, for device(s): em1-rx-2
em1-rx-3 i147 derive     Interrupt 147, for device(s): em1-rx-3
em1-rx-4 i148 derive     Interrupt 148, for device(s): em1-rx-4
em2-tx-0 i149 derive     Interrupt 149, for device(s): em2-tx-0
em2-rx-1 i150 derive     Interrupt 150, for device(s): em2-rx-1
em2-rx-2 i151 derive     Interrupt 151, for device(s): em2-rx-2
em2-rx-3 i152 derive     Interrupt 152, for device(s): em2-rx-3
em2-rx-4 i153 derive     Interrupt 153, for device(s): em2-rx-4
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
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
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