Overview :: underergo :: 403-Hinz :: irqstats

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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
arch_timer [29]	i17	derive			Interrupt 17, for device(s): arch_timer [29]
arch_timer [30]	i18	derive			Interrupt 18, for device(s): arch_timer [30]
bcm2708_fb DMA [112]	i21	derive			Interrupt 21, for device(s): bcm2708_fb DMA [112]
DMA IRQ [114]	i23	derive			Interrupt 23, for device(s): DMA IRQ [114]
fe00b880.mailbox [65]	i31	derive			Interrupt 31, for device(s): fe00b880.mailbox [65]
uart-pl011 [153]	i34	derive			Interrupt 34, for device(s): uart-pl011 [153]
brcmstb_thermal [169]	i35	derive			Interrupt 35, for device(s): brcmstb_thermal [169]
mmc1, mmc0 [158]	i36	derive			Interrupt 36, for device(s): mmc1, mmc0 [158]
arm-pmu [48]	i37	derive			Interrupt 37, for device(s): arm-pmu [48]
arm-pmu [49]	i38	derive			Interrupt 38, for device(s): arm-pmu [49]
arm-pmu [50]	i39	derive			Interrupt 39, for device(s): arm-pmu [50]
arm-pmu [51]	i40	derive			Interrupt 40, for device(s): arm-pmu [51]
eth0 [189]	i42	derive			Interrupt 42, for device(s): eth0 [189]
eth0 [190]	i43	derive			Interrupt 43, for device(s): eth0 [190]
VCHIQ doorbell [66]	i49	derive			Interrupt 49, for device(s): VCHIQ doorbell [66]
PCIe PME, aerdrv [175]	i50	derive			Interrupt 50, for device(s): PCIe PME, aerdrv [175]
xhci_hcd [524288]	i51	derive			Interrupt 51, for device(s): xhci_hcd [524288]
CPU wakeup interrupts	iIPI0	derive			Interrupt IPI0, for device(s): CPU wakeup interrupts
Timer broadcast interrupts	iIPI1	derive			Interrupt IPI1, for device(s): Timer broadcast interrupts
Rescheduling interrupts	iIPI2	derive			Interrupt IPI2, for device(s): Rescheduling interrupts
Function call interrupts	iIPI3	derive			Interrupt IPI3, for device(s): Function call interrupts
CPU stop interrupts	iIPI4	derive			Interrupt IPI4, for device(s): CPU stop interrupts
IRQ work interrupts	iIPI5	derive			Interrupt IPI5, for device(s): IRQ work interrupts
completion interrupts	iIPI6	derive			Interrupt IPI6, for device(s): completion interrupts
Err	iErr	derive