Service graphs
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 |
---|---|---|---|---|---|
sun4i_timer0 [50] | i17 | derive | Interrupt 17, for device(s): sun4i_timer0 [50] | ||
arch_timer [27] | i20 | derive | Interrupt 20, for device(s): arch_timer [27] | ||
1c30000.ethernet [114] | i22 | derive | Interrupt 22, for device(s): 1c30000.ethernet [114] | ||
1c02000.dma-controller [82] | i23 | derive | Interrupt 23, for device(s): 1c02000.dma-controller [82] | ||
sunxi-mmc [92] | i25 | derive | Interrupt 25, for device(s): sunxi-mmc [92] | ||
musb-hdrc.1.auto [103] | i26 | derive | Interrupt 26, for device(s): musb-hdrc.1.auto [103] | ||
ehci_hcd:usb1 [104] | i27 | derive | Interrupt 27, for device(s): ehci_hcd:usb1 [104] | ||
ohci_hcd:usb2 [105] | i28 | derive | Interrupt 28, for device(s): ohci_hcd:usb2 [105] | ||
ehci_hcd:usb3 [106] | i29 | derive | Interrupt 29, for device(s): ehci_hcd:usb3 [106] | ||
ohci_hcd:usb4 [107] | i30 | derive | Interrupt 30, for device(s): ohci_hcd:usb4 [107] | ||
1c25000.ths [63] | i33 | derive | Interrupt 33, for device(s): 1c25000.ths [63] | ||
serial [32] | i36 | derive | Interrupt 36, for device(s): serial [32] | ||
1f00000.rtc [72] | i37 | derive | Interrupt 37, for device(s): 1f00000.rtc [72] | ||
usb0-id-det [44] | i84 | derive | Interrupt 84, for device(s): usb0-id-det [44] | ||
sw4 [3] | i107 | derive | Interrupt 107, for device(s): sw4 [3] | ||
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 |