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 | ||
i8042 | i12 | derive | Interrupt 12, for device(s): i8042 | ||
pata_atiixp | i14 | derive | Interrupt 14, for device(s): pata_atiixp | ||
pata_atiixp | i15 | derive | Interrupt 15, for device(s): pata_atiixp | ||
ahci | i41 | derive | Interrupt 41, for device(s): ahci | ||
eth0 | i42 | derive | Interrupt 42, 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 | ||
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 |