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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 Warning Critical Info
2-edge timer i0 derive Interrupt 0, for device(s): 2-edge timer
1-edge i8042 i1 derive Interrupt 1, for device(s): 1-edge i8042
5-edge parport0 i5 derive Interrupt 5, for device(s): 5-edge parport0
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
18-fasteoi i801_smbus i18 derive Interrupt 18, for device(s): 18-fasteoi i801_smbus
20-fasteoi ehci_hcd:usb1 i20 derive Interrupt 20, for device(s): 20-fasteoi ehci_hcd:usb1
23-fasteoi ehci_hcd:usb3 i23 derive Interrupt 23, for device(s): 23-fasteoi ehci_hcd:usb3
0-edge dmar0 i24 derive Interrupt 24, for device(s): 0-edge dmar0
1-edge dmar1 i25 derive Interrupt 25, for device(s): 1-edge dmar1
458752-edge PCIe PME, pciehp i26 derive Interrupt 26, for device(s): 458752-edge PCIe PME, pciehp
466944-edge PCIe PME i27 derive Interrupt 27, for device(s): 466944-edge PCIe PME
1048576-edge enp2s0 i28 derive Interrupt 28, for device(s): 1048576-edge enp2s0
512000-edge ahci[0000:00:1f.2] i29 derive Interrupt 29, for device(s): 512000-edge ahci[0000:00:1f.2]
327680-edge xhci_hcd i30 derive Interrupt 30, for device(s): 327680-edge xhci_hcd
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
This page was generated by Munin version 2.0.67 at 2021-12-01 00:22:22+0000 (UTC) with MunStrap template.