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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
INTC 5 Edge riscv-timer i10 derive     Interrupt 10, for device(s): INTC 5 Edge riscv-timer
PLIC 39 Edge 10010000.serial i12 derive     Interrupt 12, for device(s): PLIC 39 Edge 10010000.serial
PLIC 40 Edge 10011000.serial i13 derive     Interrupt 13, for device(s): PLIC 40 Edge 10011000.serial
PLIC 19 Edge ccache_ecc i14 derive     Interrupt 14, for device(s): PLIC 19 Edge ccache_ecc
PLIC 21 Edge ccache_ecc i15 derive     Interrupt 15, for device(s): PLIC 21 Edge ccache_ecc
PLIC 22 Edge ccache_ecc i16 derive     Interrupt 16, for device(s): PLIC 22 Edge ccache_ecc
PLIC 20 Edge ccache_ecc i17 derive     Interrupt 17, for device(s): PLIC 20 Edge ccache_ecc
PCIe PME, aerdrv [0] i36 derive     Interrupt 36, for device(s): PCIe PME, aerdrv [0]
PLIC 41 Edge 10040000.spi i44 derive     Interrupt 44, for device(s): PLIC 41 Edge 10040000.spi
PLIC 43 Edge 10050000.spi i45 derive     Interrupt 45, for device(s): PLIC 43 Edge 10050000.spi
PLIC 52 Edge 10030000.i2c i46 derive     Interrupt 46, for device(s): PLIC 52 Edge 10030000.i2c
PLIC 55 Edge end0 i47 derive     Interrupt 47, for device(s): PLIC 55 Edge end0
nvme0q0 [3145728] i48 derive     Interrupt 48, for device(s): nvme0q0 [3145728]
nvme0q1 [3145729] i49 derive     Interrupt 49, for device(s): nvme0q1 [3145729]
nvme0q2 [3145730] i50 derive     Interrupt 50, for device(s): nvme0q2 [3145730]
nvme0q3 [3145731] i51 derive     Interrupt 51, for device(s): nvme0q3 [3145731]
nvme0q4 [3145732] i52 derive     Interrupt 52, for device(s): nvme0q4 [3145732]
da9063-irq [1] i53 derive     Interrupt 53, for device(s): da9063-irq [1]
ONKEY [0] i54 derive     Interrupt 54, for device(s): ONKEY [0]
ALARM [1] i55 derive     Interrupt 55, for device(s): ALARM [1]
LDO_LIM [8] i62 derive     Interrupt 62, for device(s): LDO_LIM [8]
spi1.0 cd [15] i83 derive     Interrupt 83, for device(s): spi1.0 cd [15]
xhci_hcd [2097152] i84 derive     Interrupt 84, for device(s): xhci_hcd [2097152]
lm90 [6] i89 derive     Interrupt 89, for device(s): lm90 [6]
Rescheduling interrupts iIPI0 derive     Interrupt IPI0, for device(s): Rescheduling interrupts
Function call interrupts iIPI1 derive     Interrupt IPI1, for device(s): Function call interrupts
CPU stop interrupts iIPI2 derive     Interrupt IPI2, for device(s): CPU stop interrupts
CPU stop (for crash dump) interrupts iIPI3 derive     Interrupt IPI3, for device(s): CPU stop (for crash dump) interrupts
IRQ work interrupts iIPI4 derive     Interrupt IPI4, for device(s): IRQ work interrupts
Timer broadcast interrupts iIPI5 derive     Interrupt IPI5, for device(s): Timer broadcast interrupts
CPU backtrace interrupts iIPI6 derive     Interrupt IPI6, for device(s): CPU backtrace interrupts
KGDB roundup interrupts iIPI7 derive     Interrupt IPI7, for device(s): KGDB roundup interrupts