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 | ||
3-edge ttyS1 | i3 | derive | Interrupt 3, for device(s): 3-edge ttyS1 | ||
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 | i16 | derive | Interrupt 16, for device(s): 16-fasteoi pata_atiixp, ohci_hcd:usb3, ohci_hcd:usb4 | ||
17-fasteoi ehci_hcd:usb1 | i17 | derive | Interrupt 17, for device(s): 17-fasteoi ehci_hcd:usb1 | ||
18-fasteoi ohci_hcd:usb5, ohci_hcd:usb6 | i18 | derive | Interrupt 18, for device(s): 18-fasteoi ohci_hcd:usb5, ohci_hcd:usb6 | ||
19-fasteoi ehci_hcd:usb2 | i19 | derive | Interrupt 19, for device(s): 19-fasteoi ehci_hcd:usb2 | ||
22-fasteoi ahci[0000:00:11.0] | i22 | derive | Interrupt 22, for device(s): 22-fasteoi ahci[0000:00:11.0] | ||
49152-edge PCIe PME | i25 | derive | Interrupt 25, for device(s): 49152-edge PCIe PME | ||
65536-edge PCIe PME | i26 | derive | Interrupt 26, for device(s): 65536-edge PCIe PME | ||
147456-edge PCIe PME | i28 | derive | Interrupt 28, for device(s): 147456-edge PCIe PME | ||
1048576-edge megasas0-msix0 | i33 | derive | Interrupt 33, for device(s): 1048576-edge megasas0-msix0 | ||
524288-edge enp1s0f0-q0 | i34 | derive | Interrupt 34, for device(s): 524288-edge enp1s0f0-q0 | ||
524289-edge enp1s0f0-q1 | i35 | derive | Interrupt 35, for device(s): 524289-edge enp1s0f0-q1 | ||
524290-edge enp1s0f0-q2 | i36 | derive | Interrupt 36, for device(s): 524290-edge enp1s0f0-q2 | ||
524291-edge enp1s0f0-q3 | i37 | derive | Interrupt 37, for device(s): 524291-edge enp1s0f0-q3 | ||
1572864-edge eno1-0 | i43 | derive | Interrupt 43, for device(s): 1572864-edge eno1-0 | ||
1572865-edge eno1-1 | i44 | derive | Interrupt 44, for device(s): 1572865-edge eno1-1 | ||
1572866-edge eno1-2 | i45 | derive | Interrupt 45, for device(s): 1572866-edge eno1-2 | ||
1572867-edge eno1-3 | i46 | derive | Interrupt 46, for device(s): 1572867-edge eno1-3 | ||
1572868-edge eno1-4 | i47 | derive | Interrupt 47, for device(s): 1572868-edge eno1-4 | ||
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 |