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 |
---|---|---|---|---|---|
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 uhci_hcd:usb3, uhci_hcd:usb8 | i16 | derive | Interrupt 16, for device(s): 16-fasteoi uhci_hcd:usb3, uhci_hcd:usb8 | ||
18-fasteoi ehci_hcd:usb1, uhci_hcd:usb7 | i18 | derive | Interrupt 18, for device(s): 18-fasteoi ehci_hcd:usb1, uhci_hcd:usb7 | ||
19-fasteoi uhci_hcd:usb6 | i19 | derive | Interrupt 19, for device(s): 19-fasteoi uhci_hcd:usb6 | ||
21-fasteoi uhci_hcd:usb4, ata_piix | i21 | derive | Interrupt 21, for device(s): 21-fasteoi uhci_hcd:usb4, ata_piix | ||
22-fasteoi i801_smbus | i22 | derive | Interrupt 22, for device(s): 22-fasteoi i801_smbus | ||
23 | i23 | derive | Interrupt 23, for device(s): 23-fasteoi ehci_hcd:usb2, uhci_hcd:usb5, ata_piix | ||
0-fasteoi aacraid | i27 | derive | Interrupt 27, for device(s): 0-fasteoi aacraid | ||
1572864-edge eth0-rx-0 | i28 | derive | Interrupt 28, for device(s): 1572864-edge eth0-rx-0 | ||
1572865-edge eth0-tx-0 | i29 | derive | Interrupt 29, for device(s): 1572865-edge eth0-tx-0 | ||
1572866-edge eth0 | i30 | derive | Interrupt 30, for device(s): 1572866-edge eth0 | ||
360448-edge ioat-msix | i35 | derive | Interrupt 35, for device(s): 360448-edge ioat-msix | ||
362496-edge ioat-msix | i37 | derive | Interrupt 37, for device(s): 362496-edge ioat-msix | ||
364544-edge ioat-msix | i39 | derive | Interrupt 39, for device(s): 364544-edge ioat-msix | ||
366592-edge ioat-msix | i41 | derive | Interrupt 41, for device(s): 366592-edge ioat-msix | ||
368640-edge ioat-msix | i42 | derive | Interrupt 42, for device(s): 368640-edge ioat-msix | ||
370688-edge ioat-msix | i43 | derive | Interrupt 43, for device(s): 370688-edge ioat-msix | ||
372736-edge ioat-msix | i44 | derive | Interrupt 44, for device(s): 372736-edge ioat-msix | ||
374784-edge ioat-msix | i45 | derive | Interrupt 45, for device(s): 374784-edge ioat-msix | ||
442368-edge snd_hda_intel:card0 | i46 | derive | Interrupt 46, for device(s): 442368-edge snd_hda_intel:card0 | ||
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 | ||
Posted-interrupt wakeup event | iPIW | derive | Interrupt PIW, for device(s): Posted-interrupt wakeup event |