Service graphs

daily graph weekly graph
monthly graph yearly graph

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
2000b880.mailbox [1] i17 derive     Interrupt 17, for device(s): 2000b880.mailbox [1]
VCHIQ doorbell [2] i18 derive     Interrupt 18, for device(s): VCHIQ doorbell [2]
timer [35] i27 derive     Interrupt 27, for device(s): timer [35]
vc4 [42] i34 derive     Interrupt 34, for device(s): vc4 [42]
20004000.txp [43] i35 derive     Interrupt 35, for device(s): 20004000.txp [43]
DMA IRQ [50] i42 derive     Interrupt 42, for device(s): DMA IRQ [50]
DMA IRQ [52] i44 derive     Interrupt 44, for device(s): DMA IRQ [52]
DMA IRQ [53] i45 derive     Interrupt 45, for device(s): DMA IRQ [53]
dwc_otg, dwc_otg_pcd, dwc_otg_hcd:usb1 [64] i56 derive     Interrupt 56, for device(s): dwc_otg, dwc_otg_pcd, dwc_otg_hcd:usb1 [64]
vc4 hvs [65] i57 derive     Interrupt 57, for device(s): vc4 hvs [65]
vc4 hdmi cec [72] i64 derive     Interrupt 64, for device(s): vc4 hdmi cec [72]
vc4 crtc [74] i66 derive     Interrupt 66, for device(s): vc4 crtc [74]
vc4 crtc [77] i69 derive     Interrupt 69, for device(s): vc4 crtc [77]
vc4 crtc [78] i70 derive     Interrupt 70, for device(s): vc4 crtc [78]
20805000.i2c [85] i77 derive     Interrupt 77, for device(s): 20805000.i2c [85]
mmc0 [88] i80 derive     Interrupt 80, for device(s): mmc0 [88]
uart-pl011 [89] i81 derive     Interrupt 81, for device(s): uart-pl011 [89]
mmc1 [94] i86 derive     Interrupt 86, for device(s): mmc1 [94]
FIQ iFIQ derive      
Err iErr derive