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 | ||
floppy | i6 | derive | Interrupt 6, for device(s): floppy | ||
parport0 | i7 | derive | Interrupt 7, for device(s): parport0 | ||
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 | ||
ata_piix | i14 | derive | Interrupt 14, for device(s): ata_piix | ||
ata_piix | i15 | derive | Interrupt 15, for device(s): ata_piix | ||
uhci_hcd:usb1 | i23 | derive | Interrupt 23, for device(s): uhci_hcd:usb1 | ||
timer0 | i64 | derive | Interrupt 64, for device(s): timer0 | ||
resched0 | i65 | derive | Interrupt 65, for device(s): resched0 | ||
callfunc0 | i66 | derive | Interrupt 66, for device(s): callfunc0 | ||
debug0 | i67 | derive | Interrupt 67, for device(s): debug0 | ||
callfuncsingle0 | i68 | derive | Interrupt 68, for device(s): callfuncsingle0 | ||
timer1 | i69 | derive | Interrupt 69, for device(s): timer1 | ||
resched1 | i70 | derive | Interrupt 70, for device(s): resched1 | ||
callfunc1 | i71 | derive | Interrupt 71, for device(s): callfunc1 | ||
debug1 | i72 | derive | Interrupt 72, for device(s): debug1 | ||
callfuncsingle1 | i73 | derive | Interrupt 73, for device(s): callfuncsingle1 | ||
timer2 | i74 | derive | Interrupt 74, for device(s): timer2 | ||
resched2 | i75 | derive | Interrupt 75, for device(s): resched2 | ||
callfunc2 | i76 | derive | Interrupt 76, for device(s): callfunc2 | ||
debug2 | i77 | derive | Interrupt 77, for device(s): debug2 | ||
callfuncsingle2 | i78 | derive | Interrupt 78, for device(s): callfuncsingle2 | ||
timer3 | i79 | derive | Interrupt 79, for device(s): timer3 | ||
resched3 | i80 | derive | Interrupt 80, for device(s): resched3 | ||
callfunc3 | i81 | derive | Interrupt 81, for device(s): callfunc3 | ||
debug3 | i82 | derive | Interrupt 82, for device(s): debug3 | ||
callfuncsingle3 | i83 | derive | Interrupt 83, for device(s): callfuncsingle3 | ||
xenbus | i84 | derive | Interrupt 84, for device(s): xenbus | ||
hvc_console | i85 | derive | Interrupt 85, for device(s): hvc_console | ||
blkif | i86 | derive | Interrupt 86, for device(s): blkif | ||
blkif | i87 | derive | Interrupt 87, for device(s): blkif | ||
vif0-q0-tx | i88 | derive | Interrupt 88, for device(s): vif0-q0-tx | ||
vif0-q0-rx | i89 | derive | Interrupt 89, for device(s): vif0-q0-rx | ||
vif0-q1-tx | i90 | derive | Interrupt 90, for device(s): vif0-q1-tx | ||
vif0-q1-rx | i91 | derive | Interrupt 91, for device(s): vif0-q1-rx | ||
vif0-q2-tx | i92 | derive | Interrupt 92, for device(s): vif0-q2-tx | ||
vif0-q2-rx | i93 | derive | Interrupt 93, for device(s): vif0-q2-rx | ||
vif0-q3-tx | i94 | derive | Interrupt 94, for device(s): vif0-q3-tx | ||
vif0-q3-rx | i95 | derive | Interrupt 95, for device(s): vif0-q3-rx | ||
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 | ||
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 | ||
Hypervisor callback interrupts | iHYP | derive | Interrupt HYP, for device(s): Hypervisor callback interrupts | ||
ERR | iERR | derive | |||
MIS | iMIS | derive |