irqstats (Munin :: echosystem.fr :: www.echosystem.fr

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	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
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
12-edge i8042	i12	derive	Interrupt 12, for device(s): 12-edge i8042
16-fasteoi ehci_hcd:usb2	i16	derive	Interrupt 16, for device(s): 16-fasteoi ehci_hcd:usb2
18-fasteoi i801_smbus	i18	derive	Interrupt 18, for device(s): 18-fasteoi i801_smbus
23-fasteoi ehci_hcd:usb1	i23	derive	Interrupt 23, for device(s): 23-fasteoi ehci_hcd:usb1
0-edge dmar0	i24	derive	Interrupt 24, for device(s): 0-edge dmar0
0-edge ioat-msix	i34	derive	Interrupt 34, for device(s): 0-edge ioat-msix
0-edge ioat-msix	i36	derive	Interrupt 36, for device(s): 0-edge ioat-msix
0-edge ioat-msix	i37	derive	Interrupt 37, for device(s): 0-edge ioat-msix
0-edge eno1	i39	derive	Interrupt 39, for device(s): 0-edge eno1
1-edge eno1-TxRx-0	i40	derive	Interrupt 40, for device(s): 1-edge eno1-TxRx-0
2-edge eno1-TxRx-1	i41	derive	Interrupt 41, for device(s): 2-edge eno1-TxRx-1
3-edge eno1-TxRx-2	i42	derive	Interrupt 42, for device(s): 3-edge eno1-TxRx-2
4-edge eno1-TxRx-3	i43	derive	Interrupt 43, for device(s): 4-edge eno1-TxRx-3
5-edge eno1-TxRx-4	i44	derive	Interrupt 44, for device(s): 5-edge eno1-TxRx-4
6-edge eno1-TxRx-5	i45	derive	Interrupt 45, for device(s): 6-edge eno1-TxRx-5
7-edge eno1-TxRx-6	i46	derive	Interrupt 46, for device(s): 7-edge eno1-TxRx-6
8-edge eno1-TxRx-7	i47	derive	Interrupt 47, for device(s): 8-edge eno1-TxRx-7
0-edge ioat-msix	i48	derive	Interrupt 48, for device(s): 0-edge ioat-msix
0-edge ioat-msix	i49	derive	Interrupt 49, for device(s): 0-edge ioat-msix
0-edge ioat-msix	i50	derive	Interrupt 50, for device(s): 0-edge ioat-msix
0-edge ioat-msix	i51	derive	Interrupt 51, for device(s): 0-edge ioat-msix
0-edge ioat-msix	i52	derive	Interrupt 52, for device(s): 0-edge ioat-msix
0-edge ahci[0000:00:1f.2]	i63	derive	Interrupt 63, for device(s): 0-edge ahci[0000:00:1f.2]
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