Service graphs

daily graph weekly graph
monthly graph yearly graph

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
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
16-fasteoi snd_hda_intel:card0 i16 derive     Interrupt 16, for device(s): 16-fasteoi snd_hda_intel:card0
17 i17 derive     Interrupt 17, for device(s): 17-fasteoi ehci_hcd:usb1, ehci_hcd:usb2, ehci_hcd:usb3
18 i18 derive     Interrupt 18, for device(s): 18-fasteoi ohci_hcd:usb4, ohci_hcd:usb5, ohci_hcd:usb6, ohci_hcd:usb7
19-fasteoi ahci[0000:00:11.0] i19 derive     Interrupt 19, for device(s): 19-fasteoi ahci[0000:00:11.0]
4096-edge AMD-Vi i26 derive     Interrupt 26, for device(s): 4096-edge AMD-Vi
1048576-edge xhci_hcd i33 derive     Interrupt 33, for device(s): 1048576-edge xhci_hcd
1048577-edge xhci_hcd i34 derive     Interrupt 34, for device(s): 1048577-edge xhci_hcd
1048578-edge xhci_hcd i35 derive     Interrupt 35, for device(s): 1048578-edge xhci_hcd
1048579-edge xhci_hcd i36 derive     Interrupt 36, for device(s): 1048579-edge xhci_hcd
1048580-edge xhci_hcd i37 derive     Interrupt 37, for device(s): 1048580-edge xhci_hcd
1048581-edge xhci_hcd i38 derive     Interrupt 38, for device(s): 1048581-edge xhci_hcd
1048582-edge xhci_hcd i39 derive     Interrupt 39, for device(s): 1048582-edge xhci_hcd
2621440-edge xhci_hcd i40 derive     Interrupt 40, for device(s): 2621440-edge xhci_hcd
2621441-edge xhci_hcd i41 derive     Interrupt 41, for device(s): 2621441-edge xhci_hcd
2621442-edge xhci_hcd i42 derive     Interrupt 42, for device(s): 2621442-edge xhci_hcd
2621443-edge xhci_hcd i43 derive     Interrupt 43, for device(s): 2621443-edge xhci_hcd
2621444-edge xhci_hcd i44 derive     Interrupt 44, for device(s): 2621444-edge xhci_hcd
2621445-edge xhci_hcd i45 derive     Interrupt 45, for device(s): 2621445-edge xhci_hcd
2621446-edge xhci_hcd i46 derive     Interrupt 46, for device(s): 2621446-edge xhci_hcd
2097152-edge enp4s0 i47 derive     Interrupt 47, for device(s): 2097152-edge enp4s0
524288-edge nvkm i49 derive     Interrupt 49, for device(s): 524288-edge nvkm
1-fasteoi snd_hda_intel:card1 i50 derive     Interrupt 50, for device(s): 1-fasteoi snd_hda_intel:card1
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