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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
timer	i0	derive			Interrupt 0, for device(s): timer
serial	i3	derive			Interrupt 3, for device(s): serial
4	i4	derive
rtc0	i8	derive			Interrupt 8, for device(s): rtc0
acpi	i9	derive			Interrupt 9, for device(s): acpi
ipmi_si	i10	derive			Interrupt 10, for device(s): ipmi_si
ehci_hcd:usb2	i22	derive			Interrupt 22, for device(s): ehci_hcd:usb2
ehci_hcd:usb1	i23	derive			Interrupt 23, for device(s): ehci_hcd:usb1
dmar0	i104	derive			Interrupt 104, for device(s): dmar0
dmar1	i105	derive			Interrupt 105, for device(s): dmar1
PCIe PME	i106	derive			Interrupt 106, for device(s): PCIe PME
PCIe PME	i107	derive			Interrupt 107, for device(s): PCIe PME
PCIe PME	i108	derive			Interrupt 108, for device(s): PCIe PME
PCIe PME	i109	derive			Interrupt 109, for device(s): PCIe PME
PCIe PME	i110	derive			Interrupt 110, for device(s): PCIe PME
PCIe PME	i111	derive			Interrupt 111, for device(s): PCIe PME
PCIe PME	i112	derive			Interrupt 112, for device(s): PCIe PME
PCIe PME	i113	derive			Interrupt 113, for device(s): PCIe PME
PCIe PME	i114	derive			Interrupt 114, for device(s): PCIe PME
megasas	i115	derive			Interrupt 115, for device(s): megasas
ahci	i116	derive			Interrupt 116, for device(s): ahci
eth2-TxRx-0	i117	derive			Interrupt 117, for device(s): eth2-TxRx-0
eth2-TxRx-1	i118	derive			Interrupt 118, for device(s): eth2-TxRx-1
eth2-TxRx-2	i119	derive			Interrupt 119, for device(s): eth2-TxRx-2
eth2-TxRx-3	i120	derive			Interrupt 120, for device(s): eth2-TxRx-3
eth2-TxRx-4	i121	derive			Interrupt 121, for device(s): eth2-TxRx-4
eth2-TxRx-5	i122	derive			Interrupt 122, for device(s): eth2-TxRx-5
eth2-TxRx-6	i123	derive			Interrupt 123, for device(s): eth2-TxRx-6
eth2-TxRx-7	i124	derive			Interrupt 124, for device(s): eth2-TxRx-7
eth2-TxRx-8	i125	derive			Interrupt 125, for device(s): eth2-TxRx-8
eth2-TxRx-9	i126	derive			Interrupt 126, for device(s): eth2-TxRx-9
eth2-TxRx-10	i127	derive			Interrupt 127, for device(s): eth2-TxRx-10
eth2-TxRx-11	i128	derive			Interrupt 128, for device(s): eth2-TxRx-11
eth2-TxRx-12	i129	derive			Interrupt 129, for device(s): eth2-TxRx-12
eth2-TxRx-13	i130	derive			Interrupt 130, for device(s): eth2-TxRx-13
eth2-TxRx-14	i131	derive			Interrupt 131, for device(s): eth2-TxRx-14
eth2-TxRx-15	i132	derive			Interrupt 132, for device(s): eth2-TxRx-15
eth2-TxRx-16	i133	derive			Interrupt 133, for device(s): eth2-TxRx-16
eth2-TxRx-17	i134	derive			Interrupt 134, for device(s): eth2-TxRx-17
eth2-TxRx-18	i135	derive			Interrupt 135, for device(s): eth2-TxRx-18
eth2-TxRx-19	i136	derive			Interrupt 136, for device(s): eth2-TxRx-19
eth2-TxRx-20	i137	derive			Interrupt 137, for device(s): eth2-TxRx-20
eth2-TxRx-21	i138	derive			Interrupt 138, for device(s): eth2-TxRx-21
eth2-TxRx-22	i139	derive			Interrupt 139, for device(s): eth2-TxRx-22
eth2-TxRx-23	i140	derive			Interrupt 140, for device(s): eth2-TxRx-23
eth2-TxRx-24	i141	derive			Interrupt 141, for device(s): eth2-TxRx-24
eth2-TxRx-25	i142	derive			Interrupt 142, for device(s): eth2-TxRx-25
eth2-TxRx-26	i143	derive			Interrupt 143, for device(s): eth2-TxRx-26
eth2-TxRx-27	i144	derive			Interrupt 144, for device(s): eth2-TxRx-27
eth2-TxRx-28	i145	derive			Interrupt 145, for device(s): eth2-TxRx-28
eth2-TxRx-29	i146	derive			Interrupt 146, for device(s): eth2-TxRx-29
eth2-TxRx-30	i147	derive			Interrupt 147, for device(s): eth2-TxRx-30
eth2-TxRx-31	i148	derive			Interrupt 148, for device(s): eth2-TxRx-31
eth2	i149	derive			Interrupt 149, for device(s): eth2
eth4-TxRx-0	i183	derive			Interrupt 183, for device(s): eth4-TxRx-0
eth4-TxRx-1	i184	derive			Interrupt 184, for device(s): eth4-TxRx-1
eth4-TxRx-2	i185	derive			Interrupt 185, for device(s): eth4-TxRx-2
eth4-TxRx-3	i186	derive			Interrupt 186, for device(s): eth4-TxRx-3
eth4-TxRx-4	i187	derive			Interrupt 187, for device(s): eth4-TxRx-4
eth4-TxRx-5	i188	derive			Interrupt 188, for device(s): eth4-TxRx-5
eth4-TxRx-6	i189	derive			Interrupt 189, for device(s): eth4-TxRx-6
eth4-TxRx-7	i190	derive			Interrupt 190, for device(s): eth4-TxRx-7
eth4-TxRx-8	i191	derive			Interrupt 191, for device(s): eth4-TxRx-8
eth4-TxRx-9	i192	derive			Interrupt 192, for device(s): eth4-TxRx-9
eth4-TxRx-10	i193	derive			Interrupt 193, for device(s): eth4-TxRx-10
eth4-TxRx-11	i194	derive			Interrupt 194, for device(s): eth4-TxRx-11
eth4-TxRx-12	i195	derive			Interrupt 195, for device(s): eth4-TxRx-12
eth4-TxRx-13	i196	derive			Interrupt 196, for device(s): eth4-TxRx-13
eth4-TxRx-14	i197	derive			Interrupt 197, for device(s): eth4-TxRx-14
eth4-TxRx-15	i198	derive			Interrupt 198, for device(s): eth4-TxRx-15
eth4-TxRx-16	i199	derive			Interrupt 199, for device(s): eth4-TxRx-16
eth4-TxRx-17	i200	derive			Interrupt 200, for device(s): eth4-TxRx-17
eth4-TxRx-18	i201	derive			Interrupt 201, for device(s): eth4-TxRx-18
eth4-TxRx-19	i202	derive			Interrupt 202, for device(s): eth4-TxRx-19
eth4-TxRx-20	i203	derive			Interrupt 203, for device(s): eth4-TxRx-20
eth4-TxRx-21	i204	derive			Interrupt 204, for device(s): eth4-TxRx-21
eth4-TxRx-22	i205	derive			Interrupt 205, for device(s): eth4-TxRx-22
eth4-TxRx-23	i206	derive			Interrupt 206, for device(s): eth4-TxRx-23
eth4-TxRx-24	i207	derive			Interrupt 207, for device(s): eth4-TxRx-24
eth4-TxRx-25	i208	derive			Interrupt 208, for device(s): eth4-TxRx-25
eth4-TxRx-26	i209	derive			Interrupt 209, for device(s): eth4-TxRx-26
eth4-TxRx-27	i210	derive			Interrupt 210, for device(s): eth4-TxRx-27
eth4-TxRx-28	i211	derive			Interrupt 211, for device(s): eth4-TxRx-28
eth4-TxRx-29	i212	derive			Interrupt 212, for device(s): eth4-TxRx-29
eth4-TxRx-30	i213	derive			Interrupt 213, for device(s): eth4-TxRx-30
eth4-TxRx-31	i214	derive			Interrupt 214, for device(s): eth4-TxRx-31
eth4	i215	derive			Interrupt 215, for device(s): eth4
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
ERR	iERR	derive
MIS	iMIS	derive