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 |
|---|---|---|---|---|---|
| 2-edge timer | i0 | derive | Interrupt 0, for device(s): 2-edge timer | ||
| 1-edge i8042 | i1 | derive | Interrupt 1, for device(s): 1-edge i8042 | ||
| 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 | ||
| 12-edge i8042 | i12 | derive | Interrupt 12, for device(s): 12-edge i8042 | ||
| 16-fasteoi i801_smbus | i16 | derive | Interrupt 16, for device(s): 16-fasteoi i801_smbus | ||
| 0-edge PCIe bwctrl | i120 | derive | Interrupt 120, for device(s): 0-edge PCIe bwctrl | ||
| 0-edge PCIe bwctrl | i121 | derive | Interrupt 121, for device(s): 0-edge PCIe bwctrl | ||
| 0-edge ahci[0000:00:17.0] | i122 | derive | Interrupt 122, for device(s): 0-edge ahci[0000:00:17.0] | ||
| 0-edge xhci_hcd | i123 | derive | Interrupt 123, for device(s): 0-edge xhci_hcd | ||
| 0-edge enp0s31f6 | i124 | derive | Interrupt 124, for device(s): 0-edge enp0s31f6 | ||
| 0-edge mei_me | i125 | derive | Interrupt 125, for device(s): 0-edge mei_me | ||
| 0-edge rtsx_pci | i126 | derive | Interrupt 126, for device(s): 0-edge rtsx_pci | ||
| 0-edge i915 | i127 | derive | Interrupt 127, for device(s): 0-edge i915 | ||
| 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 |