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 |
timer |
i0 |
derive |
|
|
Interrupt 0, for device(s): timer |
i8042 |
i1 |
derive |
|
|
Interrupt 1, for device(s): i8042 |
rtc0 |
i8 |
derive |
|
|
Interrupt 8, for device(s): rtc0 |
acpi |
i9 |
derive |
|
|
Interrupt 9, for device(s): acpi |
i8042 |
i12 |
derive |
|
|
Interrupt 12, for device(s): i8042 |
uhci_hcd:usb1 |
i16 |
derive |
|
|
Interrupt 16, for device(s): uhci_hcd:usb1 |
uhci_hcd:usb6, ehci_hcd:usb7, i801_smbus |
i18 |
derive |
|
|
Interrupt 18, for device(s): uhci_hcd:usb6, ehci_hcd:usb7, i801_smbus |
uhci_hcd:usb3, uhci_hcd:usb5 |
i19 |
derive |
|
|
Interrupt 19, for device(s): uhci_hcd:usb3, uhci_hcd:usb5 |
uhci_hcd:usb2 |
i21 |
derive |
|
|
Interrupt 21, for device(s): uhci_hcd:usb2 |
uhci_hcd:usb4, ehci_hcd:usb8 |
i23 |
derive |
|
|
Interrupt 23, for device(s): uhci_hcd:usb4, ehci_hcd:usb8 |
dmar0 |
i64 |
derive |
|
|
Interrupt 64, for device(s): dmar0 |
megasas |
i69 |
derive |
|
|
Interrupt 69, for device(s): megasas |
megasas |
i70 |
derive |
|
|
Interrupt 70, for device(s): megasas |
megasas |
i71 |
derive |
|
|
Interrupt 71, for device(s): megasas |
megasas |
i72 |
derive |
|
|
Interrupt 72, for device(s): megasas |
megasas |
i73 |
derive |
|
|
Interrupt 73, for device(s): megasas |
megasas |
i74 |
derive |
|
|
Interrupt 74, for device(s): megasas |
megasas |
i75 |
derive |
|
|
Interrupt 75, for device(s): megasas |
megasas |
i76 |
derive |
|
|
Interrupt 76, for device(s): megasas |
megasas |
i77 |
derive |
|
|
Interrupt 77, for device(s): megasas |
megasas |
i78 |
derive |
|
|
Interrupt 78, for device(s): megasas |
megasas |
i79 |
derive |
|
|
Interrupt 79, for device(s): megasas |
megasas |
i80 |
derive |
|
|
Interrupt 80, for device(s): megasas |
megasas |
i81 |
derive |
|
|
Interrupt 81, for device(s): megasas |
megasas |
i82 |
derive |
|
|
Interrupt 82, for device(s): megasas |
megasas |
i83 |
derive |
|
|
Interrupt 83, for device(s): megasas |
megasas |
i84 |
derive |
|
|
Interrupt 84, for device(s): megasas |
eth0 |
i85 |
derive |
|
|
Interrupt 85, for device(s): eth0 |
eth0-TxRx-0 |
i86 |
derive |
|
|
Interrupt 86, for device(s): eth0-TxRx-0 |
eth0-TxRx-1 |
i87 |
derive |
|
|
Interrupt 87, for device(s): eth0-TxRx-1 |
eth0-TxRx-2 |
i88 |
derive |
|
|
Interrupt 88, for device(s): eth0-TxRx-2 |
eth0-TxRx-3 |
i89 |
derive |
|
|
Interrupt 89, for device(s): eth0-TxRx-3 |
eth0-TxRx-4 |
i90 |
derive |
|
|
Interrupt 90, for device(s): eth0-TxRx-4 |
eth0-TxRx-5 |
i91 |
derive |
|
|
Interrupt 91, for device(s): eth0-TxRx-5 |
eth0-TxRx-6 |
i92 |
derive |
|
|
Interrupt 92, for device(s): eth0-TxRx-6 |
eth0-TxRx-7 |
i93 |
derive |
|
|
Interrupt 93, for device(s): eth0-TxRx-7 |
ahci0 |
i94 |
derive |
|
|
Interrupt 94, for device(s): ahci0 |
ahci1 |
i95 |
derive |
|
|
Interrupt 95, for device(s): ahci1 |
ahci2 |
i96 |
derive |
|
|
Interrupt 96, for device(s): ahci2 |
ahci3 |
i97 |
derive |
|
|
Interrupt 97, for device(s): ahci3 |
ahci4 |
i98 |
derive |
|
|
Interrupt 98, for device(s): ahci4 |
ahci5 |
i99 |
derive |
|
|
Interrupt 99, for device(s): ahci5 |
eth1 |
i110 |
derive |
|
|
Interrupt 110, for device(s): eth1 |
eth1-TxRx-0 |
i111 |
derive |
|
|
Interrupt 111, for device(s): eth1-TxRx-0 |
eth1-TxRx-1 |
i112 |
derive |
|
|
Interrupt 112, for device(s): eth1-TxRx-1 |
eth1-TxRx-2 |
i113 |
derive |
|
|
Interrupt 113, for device(s): eth1-TxRx-2 |
eth1-TxRx-3 |
i114 |
derive |
|
|
Interrupt 114, for device(s): eth1-TxRx-3 |
eth1-TxRx-4 |
i115 |
derive |
|
|
Interrupt 115, for device(s): eth1-TxRx-4 |
eth1-TxRx-5 |
i116 |
derive |
|
|
Interrupt 116, for device(s): eth1-TxRx-5 |
eth1-TxRx-6 |
i117 |
derive |
|
|
Interrupt 117, for device(s): eth1-TxRx-6 |
eth1-TxRx-7 |
i118 |
derive |
|
|
Interrupt 118, for device(s): eth1-TxRx-7 |
ioat-msix |
i119 |
derive |
|
|
Interrupt 119, for device(s): ioat-msix |
ioat-msix |
i120 |
derive |
|
|
Interrupt 120, for device(s): ioat-msix |
ioat-msix |
i121 |
derive |
|
|
Interrupt 121, for device(s): ioat-msix |
ioat-msix |
i122 |
derive |
|
|
Interrupt 122, for device(s): ioat-msix |
ioat-msix |
i123 |
derive |
|
|
Interrupt 123, for device(s): ioat-msix |
ioat-msix |
i124 |
derive |
|
|
Interrupt 124, for device(s): ioat-msix |
ioat-msix |
i125 |
derive |
|
|
Interrupt 125, for device(s): ioat-msix |
ioat-msix |
i126 |
derive |
|
|
Interrupt 126, for device(s): ioat-msix |
Non-maskable interrupts |
iNMI |
derive |
|
|
Interrupt NMI, for device(s): Non-maskable interrupts |
Local timer interrupts |
iLOC |
derive |
|
|
Interrupt LOC, for device(s): Local timer interrupts |
Spurious interrupts |
iSPU |
derive |
|
|
Interrupt SPU, for device(s): Spurious interrupts |
Performance monitoring interrupts |
iPMI |
derive |
|
|
Interrupt PMI, for device(s): Performance monitoring interrupts |
IRQ work interrupts |
iIWI |
derive |
|
|
Interrupt IWI, for device(s): IRQ work interrupts |
APIC ICR read retries |
iRTR |
derive |
|
|
Interrupt RTR, for device(s): APIC ICR read retries |
Rescheduling interrupts |
iRES |
derive |
|
|
Interrupt RES, for device(s): Rescheduling interrupts |
Function call interrupts |
iCAL |
derive |
|
|
Interrupt CAL, for device(s): Function call interrupts |
TLB shootdowns |
iTLB |
derive |
|
|
Interrupt TLB, for device(s): TLB shootdowns |
Thermal event interrupts |
iTRM |
derive |
|
|
Interrupt TRM, for device(s): Thermal event interrupts |
Threshold APIC interrupts |
iTHR |
derive |
|
|
Interrupt THR, for device(s): Threshold APIC interrupts |
Machine check exceptions |
iMCE |
derive |
|
|
Interrupt MCE, for device(s): Machine check exceptions |
Machine check polls |
iMCP |
derive |
|
|
Interrupt MCP, for device(s): Machine check polls |
Hypervisor callback interrupts |
iHYP |
derive |
|
|
Interrupt HYP, for device(s): Hypervisor callback interrupts |
ERR |
iERR |
derive |
|
|
|
MIS |
iMIS |
derive |
|
|
|