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 [0] |
i16 |
derive |
|
|
Interrupt 16, for device(s): arch_timer [0] |
arch_timer [1] |
i17 |
derive |
|
|
Interrupt 17, for device(s): arch_timer [1] |
3f00b880.mailbox [1] |
i23 |
derive |
|
|
Interrupt 23, for device(s): 3f00b880.mailbox [1] |
VCHIQ doorbell [2] |
i24 |
derive |
|
|
Interrupt 24, for device(s): VCHIQ doorbell [2] |
bcm2708_fb dma [48] |
i46 |
derive |
|
|
Interrupt 46, for device(s): bcm2708_fb dma [48] |
DMA IRQ [50] |
i48 |
derive |
|
|
Interrupt 48, for device(s): DMA IRQ [50] |
DMA IRQ [52] |
i50 |
derive |
|
|
Interrupt 50, for device(s): DMA IRQ [52] |
DMA IRQ [53] |
i51 |
derive |
|
|
Interrupt 51, for device(s): DMA IRQ [53] |
DMA IRQ [56] |
i54 |
derive |
|
|
Interrupt 54, for device(s): DMA IRQ [56] |
DMA IRQ [57] |
i55 |
derive |
|
|
Interrupt 55, for device(s): DMA IRQ [57] |
DMA IRQ [58] |
i56 |
derive |
|
|
Interrupt 56, for device(s): DMA IRQ [58] |
bcm2835-auxirq [61] |
i59 |
derive |
|
|
Interrupt 59, for device(s): bcm2835-auxirq [61] |
dwc_otg, dwc_otg_pcd, dwc_otg_hcd:usb1 [64] |
i62 |
derive |
|
|
Interrupt 62, for device(s): dwc_otg, dwc_otg_pcd, dwc_otg_hcd:usb1 [64] |
3f200000.gpio:bank0 [81] |
i79 |
derive |
|
|
Interrupt 79, for device(s): 3f200000.gpio:bank0 [81] |
3f200000.gpio:bank1 [82] |
i80 |
derive |
|
|
Interrupt 80, for device(s): 3f200000.gpio:bank1 [82] |
3f804000.i2c [85] |
i83 |
derive |
|
|
Interrupt 83, for device(s): 3f804000.i2c [85] |
3f204000.spi [86] |
i84 |
derive |
|
|
Interrupt 84, for device(s): 3f204000.spi [86] |
mmc0 [88] |
i86 |
derive |
|
|
Interrupt 86, for device(s): mmc0 [88] |
mmc1 [94] |
i92 |
derive |
|
|
Interrupt 92, for device(s): mmc1 [94] |
FIQ |
iFIQ |
derive |
|
|
|
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 |
|
|
|