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 | Warning | Critical | Info |
---|---|---|---|---|---|
2-edge timer | i0 | derive | Interrupt 0, for device(s): 2-edge timer | ||
8-edge rtc0 | i8 | derive | Interrupt 8, for device(s): 8-edge rtc0 | ||
9-fasteoi acpi | i9 | derive | Interrupt 9, for device(s): 9-fasteoi acpi | ||
14-fasteoi INT3450:00 | i14 | derive | Interrupt 14, for device(s): 14-fasteoi INT3450:00 | ||
16-fasteoi vfio-intx(0000:00:1f.4) | i16 | derive | Interrupt 16, for device(s): 16-fasteoi vfio-intx(0000:00:1f.4) | ||
0-edge dmar0 | i120 | derive | Interrupt 120, for device(s): 0-edge dmar0 | ||
1-edge dmar1 | i121 | derive | Interrupt 121, for device(s): 1-edge dmar1 | ||
0-edge aerdrv, pcie-dpc | i124 | derive | Interrupt 124, for device(s): 0-edge aerdrv, pcie-dpc | ||
0-edge aerdrv, pcie-dpc | i125 | derive | Interrupt 125, for device(s): 0-edge aerdrv, pcie-dpc | ||
0-edge ahci[0000:00:17.0] | i129 | derive | Interrupt 129, for device(s): 0-edge ahci[0000:00:17.0] | ||
0-edge vfio-msi[0](0000:00:1f.3) | i130 | derive | Interrupt 130, for device(s): 0-edge vfio-msi[0](0000:00:1f.3) | ||
0-edge nvme0q0 | i131 | derive | Interrupt 131, for device(s): 0-edge nvme0q0 | ||
0-edge xhci_hcd | i132 | derive | Interrupt 132, for device(s): 0-edge xhci_hcd | ||
0-edge vfio-msi[0](0000:06:00.0) | i140 | derive | Interrupt 140, for device(s): 0-edge vfio-msi[0](0000:06:00.0) | ||
1-edge nvme0q1 | i141 | derive | Interrupt 141, for device(s): 1-edge nvme0q1 | ||
2-edge nvme0q2 | i142 | derive | Interrupt 142, for device(s): 2-edge nvme0q2 | ||
3-edge nvme0q3 | i143 | derive | Interrupt 143, for device(s): 3-edge nvme0q3 | ||
4-edge nvme0q4 | i144 | derive | Interrupt 144, for device(s): 4-edge nvme0q4 | ||
5-edge nvme0q5 | i145 | derive | Interrupt 145, for device(s): 5-edge nvme0q5 | ||
6-edge nvme0q6 | i146 | derive | Interrupt 146, for device(s): 6-edge nvme0q6 | ||
7-edge nvme0q7 | i147 | derive | Interrupt 147, for device(s): 7-edge nvme0q7 | ||
8-edge nvme0q8 | i148 | derive | Interrupt 148, for device(s): 8-edge nvme0q8 | ||
0-edge enp3s0f0 | i149 | derive | Interrupt 149, for device(s): 0-edge enp3s0f0 | ||
0-edge enp3s0f1 | i150 | derive | Interrupt 150, for device(s): 0-edge enp3s0f1 | ||
0-edge enp4s0f0 | i151 | derive | Interrupt 151, for device(s): 0-edge enp4s0f0 | ||
0-edge enp4s0f1 | i152 | derive | Interrupt 152, for device(s): 0-edge enp4s0f1 | ||
0-edge i915 | i153 | derive | Interrupt 153, for device(s): 0-edge i915 | ||
0-edge mei_me | i154 | derive | Interrupt 154, for device(s): 0-edge mei_me | ||
0-edge vfio-msi[0](0000:00:1f.6) | i155 | derive | Interrupt 155, for device(s): 0-edge vfio-msi[0](0000:00:1f.6) | ||
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 | ||
Deferred Error APIC interrupts | iDFR | derive | Interrupt DFR, for device(s): Deferred Error 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 | ||
ERR | iERR | derive | |||
MIS | iMIS | derive | |||
Posted-interrupt notification event | iPIN | derive | Interrupt PIN, for device(s): Posted-interrupt notification event | ||
Nested posted-interrupt event | iNPI | derive | Interrupt NPI, for device(s): Nested posted-interrupt event | ||
Posted-interrupt wakeup event | iPIW | derive | Interrupt PIW, for device(s): Posted-interrupt wakeup event |