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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
twd [29] i16 derive     Interrupt 16, for device(s): twd [29]
i.MX Timer Tick [55] i17 derive     Interrupt 17, for device(s): i.MX Timer Tick [55]
120000.hdmi [115] i19 derive     Interrupt 19, for device(s): 120000.hdmi [115]
130000.gpu [9] i20 derive     Interrupt 20, for device(s): 130000.gpu [9]
134000.gpu [10] i21 derive     Interrupt 21, for device(s): 134000.gpu [10]
2004000.spdif [52] i24 derive     Interrupt 24, for device(s): 2004000.spdif [52]
2020000.serial [26] i25 derive     Interrupt 25, for device(s): 2020000.serial [26]
2028000.ssi [46] i26 derive     Interrupt 26, for device(s): 2028000.ssi [46]
20bc000.wdog [80] i44 derive     Interrupt 44, for device(s): 20bc000.wdog [80]
rtc alarm [19] i50 derive     Interrupt 50, for device(s): rtc alarm [19]
sdma [2] i56 derive     Interrupt 56, for device(s): sdma [2]
2184000.usb [43] i57 derive     Interrupt 57, for device(s): 2184000.usb [43]
2184200.usb [40] i58 derive     Interrupt 58, for device(s): 2184200.usb [40]
mmc0 [22] i59 derive     Interrupt 59, for device(s): mmc0 [22]
mmc1 [23] i60 derive     Interrupt 60, for device(s): mmc1 [23]
mmc2 [24] i61 derive     Interrupt 61, for device(s): mmc2 [24]
21a0000.i2c [36] i62 derive     Interrupt 62, for device(s): 21a0000.i2c [36]
21a4000.i2c [37] i63 derive     Interrupt 63, for device(s): 21a4000.i2c [37]
21ec000.serial [28] i65 derive     Interrupt 65, for device(s): 21ec000.serial [28]
ahci-imx[2200000.sata] [39] i68 derive     Interrupt 68, for device(s): ahci-imx[2200000.sata] [39]
2204000.gpu [11] i69 derive     Interrupt 69, for device(s): 2204000.gpu [11]
2190000.usdhc cd [2] i74 derive     Interrupt 74, for device(s): 2190000.usdhc cd [2]
2188000.ethernet [6] i78 derive     Interrupt 78, for device(s): 2188000.ethernet [6]
2198000.usdhc cd [9] i145 derive     Interrupt 145, for device(s): 2198000.usdhc cd [9]
2188000.ethernet [151] i296 derive     Interrupt 296, for device(s): 2188000.ethernet [151]
(null) [457] i297 derive     Interrupt 297, for device(s): (null) [457]
(null) [451] i298 derive     Interrupt 298, for device(s): (null) [451]
(null) [457] i299 derive     Interrupt 299, for device(s): (null) [457]
(null) [451] i300 derive     Interrupt 300, for device(s): (null) [451]
imx_drm [23] i301 derive     Interrupt 301, for device(s): imx_drm [23]
imx_drm [28] i302 derive     Interrupt 302, for device(s): imx_drm [28]
imx_drm [23] i303 derive     Interrupt 303, for device(s): imx_drm [23]
imx_drm [28] i304 derive     Interrupt 304, for device(s): imx_drm [28]
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