Service graphs
Graph Information
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 | ||
i8042 | i1 | derive | Interrupt 1, for device(s): i8042 | ||
7 | i7 | derive | |||
rtc0 | i8 | derive | Interrupt 8, for device(s): rtc0 | ||
acpi | i9 | derive | Interrupt 9, for device(s): acpi | ||
dmar0 | i120 | derive | Interrupt 120, for device(s): dmar0 | ||
dmar1 | i121 | derive | Interrupt 121, for device(s): dmar1 | ||
hpet2 | i122 | derive | Interrupt 122, for device(s): hpet2 | ||
hpet3 | i123 | derive | Interrupt 123, for device(s): hpet3 | ||
hpet4 | i124 | derive | Interrupt 124, for device(s): hpet4 | ||
hpet5 | i125 | derive | Interrupt 125, for device(s): hpet5 | ||
hpet6 | i126 | derive | Interrupt 126, for device(s): hpet6 | ||
xhci_hcd | i127 | derive | Interrupt 127, for device(s): xhci_hcd | ||
ahci | i128 | derive | Interrupt 128, for device(s): ahci | ||
eth0 | i129 | derive | Interrupt 129, for device(s): eth0 | ||
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 |