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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	Warning	Critical	Info
timer [99]	i26	derive			Interrupt 26, for device(s): timer [99]
arch_timer [29]	i27	derive			Interrupt 27, for device(s): arch_timer [29]
arch_timer [30]	i28	derive			Interrupt 28, for device(s): arch_timer [30]
fe004000.txp [107]	i34	derive			Interrupt 34, for device(s): fe004000.txp [107]
fe00b880.mailbox [65]	i35	derive			Interrupt 35, for device(s): fe00b880.mailbox [65]
uart-pl011 [153]	i38	derive			Interrupt 38, for device(s): uart-pl011 [153]
vc4 hvs [129]	i39	derive			Interrupt 39, for device(s): vc4 hvs [129]
DMA IRQ [114]	i42	derive			Interrupt 42, for device(s): DMA IRQ [114]
DMA IRQ [116]	i44	derive			Interrupt 44, for device(s): DMA IRQ [116]
DMA IRQ [117]	i45	derive			Interrupt 45, for device(s): DMA IRQ [117]
vc4 crtc [141]	i49	derive			Interrupt 49, for device(s): vc4 crtc [141]
vc4 crtc, vc4 crtc [142]	i50	derive			Interrupt 50, for device(s): vc4 crtc, vc4 crtc [142]
vc4 crtc [133]	i51	derive			Interrupt 51, for device(s): vc4 crtc [133]
vc4 crtc [138]	i52	derive			Interrupt 52, for device(s): vc4 crtc [138]
vc4 hdmi cec tx [0]	i53	derive			Interrupt 53, for device(s): vc4 hdmi cec tx [0]
vc4 hdmi cec rx [1]	i54	derive			Interrupt 54, for device(s): vc4 hdmi cec rx [1]
vc4 hdmi hpd connected [4]	i57	derive			Interrupt 57, for device(s): vc4 hdmi hpd connected [4]
vc4 hdmi hpd disconnected [5]	i58	derive			Interrupt 58, for device(s): vc4 hdmi hpd disconnected [5]
vc4 hdmi cec tx [8]	i59	derive			Interrupt 59, for device(s): vc4 hdmi cec tx [8]
vc4 hdmi cec rx [7]	i60	derive			Interrupt 60, for device(s): vc4 hdmi cec rx [7]
vc4 hdmi hpd connected [10]	i63	derive			Interrupt 63, for device(s): vc4 hdmi hpd connected [10]
vc4 hdmi hpd disconnected [11]	i64	derive			Interrupt 64, for device(s): vc4 hdmi hpd disconnected [11]
VCHIQ doorbell [66]	i65	derive			Interrupt 65, for device(s): VCHIQ doorbell [66]
mmc1, mmc0 [158]	i66	derive			Interrupt 66, for device(s): mmc1, mmc0 [158]
eth0 [189]	i73	derive			Interrupt 73, for device(s): eth0 [189]
eth0 [190]	i74	derive			Interrupt 74, for device(s): eth0 [190]
v3d [106]	i80	derive			Interrupt 80, for device(s): v3d [106]
PCIe PME [175]	i81	derive			Interrupt 81, for device(s): PCIe PME [175]
STB PCIe MSI 524288 Edge xhci_hcd	i82	derive			Interrupt 82, for device(s): STB PCIe MSI 524288 Edge xhci_hcd
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