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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 Warn Crit 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
10-edge ipmi_si i10 derive     Interrupt 10, for device(s): 10-edge ipmi_si
22-fasteoi ehci_hcd:usb2 i22 derive     Interrupt 22, for device(s): 22-fasteoi ehci_hcd:usb2
23-fasteoi ehci_hcd:usb1 i23 derive     Interrupt 23, for device(s): 23-fasteoi ehci_hcd:usb1
16384-edge PCIe PME i25 derive     Interrupt 25, for device(s): 16384-edge PCIe PME
18432-edge PCIe PME i26 derive     Interrupt 26, for device(s): 18432-edge PCIe PME
32768-edge PCIe PME i27 derive     Interrupt 27, for device(s): 32768-edge PCIe PME
36864-edge PCIe PME i28 derive     Interrupt 28, for device(s): 36864-edge PCIe PME
49152-edge PCIe PME i29 derive     Interrupt 29, for device(s): 49152-edge PCIe PME
278528-edge PCIe PME i30 derive     Interrupt 30, for device(s): 278528-edge PCIe PME
458752-edge PCIe PME i31 derive     Interrupt 31, for device(s): 458752-edge PCIe PME
473088-edge PCIe PME i32 derive     Interrupt 32, for device(s): 473088-edge PCIe PME
33570816-edge PCIe PME i34 derive     Interrupt 34, for device(s): 33570816-edge PCIe PME
33587200-edge PCIe PME i35 derive     Interrupt 35, for device(s): 33587200-edge PCIe PME
33603584-edge PCIe PME i36 derive     Interrupt 36, for device(s): 33603584-edge PCIe PME
33607680-edge PCIe PME i37 derive     Interrupt 37, for device(s): 33607680-edge PCIe PME
1572864-edge megasas i40 derive     Interrupt 40, for device(s): 1572864-edge megasas
1572865-edge megasas i41 derive     Interrupt 41, for device(s): 1572865-edge megasas
1572866-edge megasas i42 derive     Interrupt 42, for device(s): 1572866-edge megasas
1572867-edge megasas i43 derive     Interrupt 43, for device(s): 1572867-edge megasas
1572868-edge megasas i44 derive     Interrupt 44, for device(s): 1572868-edge megasas
1572869-edge megasas i45 derive     Interrupt 45, for device(s): 1572869-edge megasas
1572870-edge megasas i46 derive     Interrupt 46, for device(s): 1572870-edge megasas
1572871-edge megasas i47 derive     Interrupt 47, for device(s): 1572871-edge megasas
1572872-edge megasas i48 derive     Interrupt 48, for device(s): 1572872-edge megasas
1572873-edge megasas i49 derive     Interrupt 49, for device(s): 1572873-edge megasas
1572874-edge megasas i50 derive     Interrupt 50, for device(s): 1572874-edge megasas
1572875-edge megasas i51 derive     Interrupt 51, for device(s): 1572875-edge megasas
1572876-edge megasas i52 derive     Interrupt 52, for device(s): 1572876-edge megasas
1572877-edge megasas i53 derive     Interrupt 53, for device(s): 1572877-edge megasas
1572878-edge megasas i54 derive     Interrupt 54, for device(s): 1572878-edge megasas
1572879-edge megasas i55 derive     Interrupt 55, for device(s): 1572879-edge megasas
524288-edge eth0-tx-0 i59 derive     Interrupt 59, for device(s): 524288-edge eth0-tx-0
524289-edge eth0-rx-1 i60 derive     Interrupt 60, for device(s): 524289-edge eth0-rx-1
524290-edge eth0-rx-2 i61 derive     Interrupt 61, for device(s): 524290-edge eth0-rx-2
524291-edge eth0-rx-3 i62 derive     Interrupt 62, for device(s): 524291-edge eth0-rx-3
524292-edge eth0-rx-4 i63 derive     Interrupt 63, for device(s): 524292-edge eth0-rx-4
526336-edge eth1-tx-0 i64 derive     Interrupt 64, for device(s): 526336-edge eth1-tx-0
526337-edge eth1-rx-1 i65 derive     Interrupt 65, for device(s): 526337-edge eth1-rx-1
526338-edge eth1-rx-2 i66 derive     Interrupt 66, for device(s): 526338-edge eth1-rx-2
526339-edge eth1-rx-3 i67 derive     Interrupt 67, for device(s): 526339-edge eth1-rx-3
526340-edge eth1-rx-4 i68 derive     Interrupt 68, for device(s): 526340-edge eth1-rx-4
1048576-edge eth2-tx-0 i69 derive     Interrupt 69, for device(s): 1048576-edge eth2-tx-0
1048577-edge eth2-rx-1 i70 derive     Interrupt 70, for device(s): 1048577-edge eth2-rx-1
1048578-edge eth2-rx-2 i71 derive     Interrupt 71, for device(s): 1048578-edge eth2-rx-2
1048579-edge eth2-rx-3 i72 derive     Interrupt 72, for device(s): 1048579-edge eth2-rx-3
1048580-edge eth2-rx-4 i73 derive     Interrupt 73, for device(s): 1048580-edge eth2-rx-4
1050624-edge eth3-tx-0 i74 derive     Interrupt 74, for device(s): 1050624-edge eth3-tx-0
1050625-edge eth3-rx-1 i75 derive     Interrupt 75, for device(s): 1050625-edge eth3-rx-1
1050626-edge eth3-rx-2 i76 derive     Interrupt 76, for device(s): 1050626-edge eth3-rx-2
1050627-edge eth3-rx-3 i77 derive     Interrupt 77, for device(s): 1050627-edge eth3-rx-3
1050628-edge eth3-rx-4 i78 derive     Interrupt 78, for device(s): 1050628-edge eth3-rx-4
0-edge dmar0 i88 derive     Interrupt 88, for device(s): 0-edge dmar0
1-edge dmar1 i89 derive     Interrupt 89, for device(s): 1-edge dmar1
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
Posted-interrupt wakeup event iPIW derive     Interrupt PIW, for device(s): Posted-interrupt wakeup event