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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
3-edge i3 derive     Interrupt 3, for device(s): 3-edge
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
32768-edge PCIe PME i26 derive     Interrupt 26, for device(s): 32768-edge PCIe PME
36864-edge PCIe PME i27 derive     Interrupt 27, for device(s): 36864-edge PCIe PME
49152-edge PCIe PME i28 derive     Interrupt 28, for device(s): 49152-edge PCIe PME
53248-edge PCIe PME i29 derive     Interrupt 29, for device(s): 53248-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
35143680-edge pciehp i40 derive     Interrupt 40, for device(s): 35143680-edge pciehp
35274752-edge pciehp i41 derive     Interrupt 41, for device(s): 35274752-edge pciehp
512000-edge ahci[0000:00:1f.2] i43 derive     Interrupt 43, for device(s): 512000-edge ahci[0000:00:1f.2]
1572864-edge mpt2sas0-msix0 i44 derive     Interrupt 44, for device(s): 1572864-edge mpt2sas0-msix0
34078720-edge mpt2sas1-msix0 i46 derive     Interrupt 46, for device(s): 34078720-edge mpt2sas1-msix0
35651584-edge mpt2sas2-msix0 i47 derive     Interrupt 47, for device(s): 35651584-edge mpt2sas2-msix0
35651585-edge mpt2sas2-msix1 i48 derive     Interrupt 48, for device(s): 35651585-edge mpt2sas2-msix1
35651586-edge mpt2sas2-msix2 i49 derive     Interrupt 49, for device(s): 35651586-edge mpt2sas2-msix2
35651587-edge mpt2sas2-msix3 i50 derive     Interrupt 50, for device(s): 35651587-edge mpt2sas2-msix3
35651588-edge mpt2sas2-msix4 i51 derive     Interrupt 51, for device(s): 35651588-edge mpt2sas2-msix4
35651589-edge mpt2sas2-msix5 i52 derive     Interrupt 52, for device(s): 35651589-edge mpt2sas2-msix5
35651590-edge mpt2sas2-msix6 i53 derive     Interrupt 53, for device(s): 35651590-edge mpt2sas2-msix6
35651591-edge mpt2sas2-msix7 i54 derive     Interrupt 54, for device(s): 35651591-edge mpt2sas2-msix7
35651592-edge mpt2sas2-msix8 i55 derive     Interrupt 55, for device(s): 35651592-edge mpt2sas2-msix8
35651593-edge mpt2sas2-msix9 i56 derive     Interrupt 56, for device(s): 35651593-edge mpt2sas2-msix9
35651594-edge mpt2sas2-msix10 i57 derive     Interrupt 57, for device(s): 35651594-edge mpt2sas2-msix10
35651595-edge mpt2sas2-msix11 i58 derive     Interrupt 58, for device(s): 35651595-edge mpt2sas2-msix11
35651596-edge mpt2sas2-msix12 i59 derive     Interrupt 59, for device(s): 35651596-edge mpt2sas2-msix12
35651597-edge mpt2sas2-msix13 i60 derive     Interrupt 60, for device(s): 35651597-edge mpt2sas2-msix13
35651598-edge mpt2sas2-msix14 i61 derive     Interrupt 61, for device(s): 35651598-edge mpt2sas2-msix14
35651599-edge mpt2sas2-msix15 i62 derive     Interrupt 62, for device(s): 35651599-edge mpt2sas2-msix15
36700160-edge mpt2sas3-msix0 i63 derive     Interrupt 63, for device(s): 36700160-edge mpt2sas3-msix0
36700161-edge mpt2sas3-msix1 i64 derive     Interrupt 64, for device(s): 36700161-edge mpt2sas3-msix1
36700162-edge mpt2sas3-msix2 i65 derive     Interrupt 65, for device(s): 36700162-edge mpt2sas3-msix2
36700163-edge mpt2sas3-msix3 i66 derive     Interrupt 66, for device(s): 36700163-edge mpt2sas3-msix3
36700164-edge mpt2sas3-msix4 i67 derive     Interrupt 67, for device(s): 36700164-edge mpt2sas3-msix4
36700165-edge mpt2sas3-msix5 i68 derive     Interrupt 68, for device(s): 36700165-edge mpt2sas3-msix5
36700166-edge mpt2sas3-msix6 i69 derive     Interrupt 69, for device(s): 36700166-edge mpt2sas3-msix6
36700167-edge mpt2sas3-msix7 i70 derive     Interrupt 70, for device(s): 36700167-edge mpt2sas3-msix7
36700168-edge mpt2sas3-msix8 i71 derive     Interrupt 71, for device(s): 36700168-edge mpt2sas3-msix8
36700169-edge mpt2sas3-msix9 i72 derive     Interrupt 72, for device(s): 36700169-edge mpt2sas3-msix9
36700170-edge mpt2sas3-msix10 i73 derive     Interrupt 73, for device(s): 36700170-edge mpt2sas3-msix10
36700171-edge mpt2sas3-msix11 i74 derive     Interrupt 74, for device(s): 36700171-edge mpt2sas3-msix11
36700172-edge mpt2sas3-msix12 i75 derive     Interrupt 75, for device(s): 36700172-edge mpt2sas3-msix12
36700173-edge mpt2sas3-msix13 i76 derive     Interrupt 76, for device(s): 36700173-edge mpt2sas3-msix13
36700174-edge mpt2sas3-msix14 i77 derive     Interrupt 77, for device(s): 36700174-edge mpt2sas3-msix14
36700175-edge mpt2sas3-msix15 i78 derive     Interrupt 78, for device(s): 36700175-edge mpt2sas3-msix15
37224448-edge mpt2sas4-msix0 i80 derive     Interrupt 80, for device(s): 37224448-edge mpt2sas4-msix0
524288-edge mlx5_pages_eq@pci:0000:01:00.0 i82 derive     Interrupt 82, for device(s): 524288-edge mlx5_pages_eq@pci:0000:01:00.0
524289-edge mlx5_cmd_eq@pci:0000:01:00.0 i83 derive     Interrupt 83, for device(s): 524289-edge mlx5_cmd_eq@pci:0000:01:00.0
524290-edge mlx5_async_eq@pci:0000:01:00.0 i84 derive     Interrupt 84, for device(s): 524290-edge mlx5_async_eq@pci:0000:01:00.0
85 i85 derive     Interrupt 85, for device(s): 524291-edge mlx5_ib_page_fault_eq@pci:0000:
524292-edge mlx5_comp0@pci:0000:01:00.0 i86 derive     Interrupt 86, for device(s): 524292-edge mlx5_comp0@pci:0000:01:00.0
524293-edge mlx5_comp1@pci:0000:01:00.0 i87 derive     Interrupt 87, for device(s): 524293-edge mlx5_comp1@pci:0000:01:00.0
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
524294-edge mlx5_comp2@pci:0000:01:00.0 i90 derive     Interrupt 90, for device(s): 524294-edge mlx5_comp2@pci:0000:01:00.0
524295-edge mlx5_comp3@pci:0000:01:00.0 i91 derive     Interrupt 91, for device(s): 524295-edge mlx5_comp3@pci:0000:01:00.0
524296-edge mlx5_comp4@pci:0000:01:00.0 i92 derive     Interrupt 92, for device(s): 524296-edge mlx5_comp4@pci:0000:01:00.0
524297-edge mlx5_comp5@pci:0000:01:00.0 i93 derive     Interrupt 93, for device(s): 524297-edge mlx5_comp5@pci:0000:01:00.0
524298-edge mlx5_comp6@pci:0000:01:00.0 i94 derive     Interrupt 94, for device(s): 524298-edge mlx5_comp6@pci:0000:01:00.0
524299-edge mlx5_comp7@pci:0000:01:00.0 i95 derive     Interrupt 95, for device(s): 524299-edge mlx5_comp7@pci:0000:01:00.0
524300-edge mlx5_comp8@pci:0000:01:00.0 i96 derive     Interrupt 96, for device(s): 524300-edge mlx5_comp8@pci:0000:01:00.0
524301-edge mlx5_comp9@pci:0000:01:00.0 i97 derive     Interrupt 97, for device(s): 524301-edge mlx5_comp9@pci:0000:01:00.0
524302-edge mlx5_comp10@pci:0000:01:00.0 i98 derive     Interrupt 98, for device(s): 524302-edge mlx5_comp10@pci:0000:01:00.0
524303-edge mlx5_comp11@pci:0000:01:00.0 i99 derive     Interrupt 99, for device(s): 524303-edge mlx5_comp11@pci:0000:01:00.0
524304-edge mlx5_comp12@pci:0000:01:00.0 i100 derive     Interrupt 100, for device(s): 524304-edge mlx5_comp12@pci:0000:01:00.0
524305-edge mlx5_comp13@pci:0000:01:00.0 i101 derive     Interrupt 101, for device(s): 524305-edge mlx5_comp13@pci:0000:01:00.0
524306-edge mlx5_comp14@pci:0000:01:00.0 i102 derive     Interrupt 102, for device(s): 524306-edge mlx5_comp14@pci:0000:01:00.0
524307-edge mlx5_comp15@pci:0000:01:00.0 i103 derive     Interrupt 103, for device(s): 524307-edge mlx5_comp15@pci:0000:01:00.0
524308-edge mlx5_comp16@pci:0000:01:00.0 i104 derive     Interrupt 104, for device(s): 524308-edge mlx5_comp16@pci:0000:01:00.0
524309-edge mlx5_comp17@pci:0000:01:00.0 i105 derive     Interrupt 105, for device(s): 524309-edge mlx5_comp17@pci:0000:01:00.0
524310-edge mlx5_comp18@pci:0000:01:00.0 i106 derive     Interrupt 106, for device(s): 524310-edge mlx5_comp18@pci:0000:01:00.0
524311-edge mlx5_comp19@pci:0000:01:00.0 i107 derive     Interrupt 107, for device(s): 524311-edge mlx5_comp19@pci:0000:01:00.0
524312-edge mlx5_comp20@pci:0000:01:00.0 i108 derive     Interrupt 108, for device(s): 524312-edge mlx5_comp20@pci:0000:01:00.0
524313-edge mlx5_comp21@pci:0000:01:00.0 i109 derive     Interrupt 109, for device(s): 524313-edge mlx5_comp21@pci:0000:01:00.0
524314-edge mlx5_comp22@pci:0000:01:00.0 i110 derive     Interrupt 110, for device(s): 524314-edge mlx5_comp22@pci:0000:01:00.0
524315-edge mlx5_comp23@pci:0000:01:00.0 i111 derive     Interrupt 111, for device(s): 524315-edge mlx5_comp23@pci:0000:01:00.0
524316-edge mlx5_comp24@pci:0000:01:00.0 i112 derive     Interrupt 112, for device(s): 524316-edge mlx5_comp24@pci:0000:01:00.0
524317-edge mlx5_comp25@pci:0000:01:00.0 i113 derive     Interrupt 113, for device(s): 524317-edge mlx5_comp25@pci:0000:01:00.0
524318-edge mlx5_comp26@pci:0000:01:00.0 i114 derive     Interrupt 114, for device(s): 524318-edge mlx5_comp26@pci:0000:01:00.0
524319-edge mlx5_comp27@pci:0000:01:00.0 i115 derive     Interrupt 115, for device(s): 524319-edge mlx5_comp27@pci:0000:01:00.0
524320-edge mlx5_comp28@pci:0000:01:00.0 i116 derive     Interrupt 116, for device(s): 524320-edge mlx5_comp28@pci:0000:01:00.0
524321-edge mlx5_comp29@pci:0000:01:00.0 i117 derive     Interrupt 117, for device(s): 524321-edge mlx5_comp29@pci:0000:01:00.0
524322-edge mlx5_comp30@pci:0000:01:00.0 i118 derive     Interrupt 118, for device(s): 524322-edge mlx5_comp30@pci:0000:01:00.0
524323-edge mlx5_comp31@pci:0000:01:00.0 i119 derive     Interrupt 119, for device(s): 524323-edge mlx5_comp31@pci:0000:01:00.0
526336-edge mlx5_pages_eq@pci:0000:01:00.1 i121 derive     Interrupt 121, for device(s): 526336-edge mlx5_pages_eq@pci:0000:01:00.1
526337-edge mlx5_cmd_eq@pci:0000:01:00.1 i122 derive     Interrupt 122, for device(s): 526337-edge mlx5_cmd_eq@pci:0000:01:00.1
526338-edge mlx5_async_eq@pci:0000:01:00.1 i123 derive     Interrupt 123, for device(s): 526338-edge mlx5_async_eq@pci:0000:01:00.1
124 i124 derive     Interrupt 124, for device(s): 526339-edge mlx5_ib_page_fault_eq@pci:0000:
526340-edge mlx5_comp0@pci:0000:01:00.1 i125 derive     Interrupt 125, for device(s): 526340-edge mlx5_comp0@pci:0000:01:00.1
526341-edge mlx5_comp1@pci:0000:01:00.1 i126 derive     Interrupt 126, for device(s): 526341-edge mlx5_comp1@pci:0000:01:00.1
526342-edge mlx5_comp2@pci:0000:01:00.1 i127 derive     Interrupt 127, for device(s): 526342-edge mlx5_comp2@pci:0000:01:00.1
526343-edge mlx5_comp3@pci:0000:01:00.1 i128 derive     Interrupt 128, for device(s): 526343-edge mlx5_comp3@pci:0000:01:00.1
526344-edge mlx5_comp4@pci:0000:01:00.1 i129 derive     Interrupt 129, for device(s): 526344-edge mlx5_comp4@pci:0000:01:00.1
526345-edge mlx5_comp5@pci:0000:01:00.1 i130 derive     Interrupt 130, for device(s): 526345-edge mlx5_comp5@pci:0000:01:00.1
526346-edge mlx5_comp6@pci:0000:01:00.1 i131 derive     Interrupt 131, for device(s): 526346-edge mlx5_comp6@pci:0000:01:00.1
526347-edge mlx5_comp7@pci:0000:01:00.1 i132 derive     Interrupt 132, for device(s): 526347-edge mlx5_comp7@pci:0000:01:00.1
526348-edge mlx5_comp8@pci:0000:01:00.1 i133 derive     Interrupt 133, for device(s): 526348-edge mlx5_comp8@pci:0000:01:00.1
526349-edge mlx5_comp9@pci:0000:01:00.1 i134 derive     Interrupt 134, for device(s): 526349-edge mlx5_comp9@pci:0000:01:00.1
526350-edge mlx5_comp10@pci:0000:01:00.1 i135 derive     Interrupt 135, for device(s): 526350-edge mlx5_comp10@pci:0000:01:00.1
526351-edge mlx5_comp11@pci:0000:01:00.1 i136 derive     Interrupt 136, for device(s): 526351-edge mlx5_comp11@pci:0000:01:00.1
526352-edge mlx5_comp12@pci:0000:01:00.1 i137 derive     Interrupt 137, for device(s): 526352-edge mlx5_comp12@pci:0000:01:00.1
526353-edge mlx5_comp13@pci:0000:01:00.1 i138 derive     Interrupt 138, for device(s): 526353-edge mlx5_comp13@pci:0000:01:00.1
526354-edge mlx5_comp14@pci:0000:01:00.1 i139 derive     Interrupt 139, for device(s): 526354-edge mlx5_comp14@pci:0000:01:00.1
526355-edge mlx5_comp15@pci:0000:01:00.1 i140 derive     Interrupt 140, for device(s): 526355-edge mlx5_comp15@pci:0000:01:00.1
526356-edge mlx5_comp16@pci:0000:01:00.1 i141 derive     Interrupt 141, for device(s): 526356-edge mlx5_comp16@pci:0000:01:00.1
526357-edge mlx5_comp17@pci:0000:01:00.1 i142 derive     Interrupt 142, for device(s): 526357-edge mlx5_comp17@pci:0000:01:00.1
526358-edge mlx5_comp18@pci:0000:01:00.1 i143 derive     Interrupt 143, for device(s): 526358-edge mlx5_comp18@pci:0000:01:00.1
526359-edge mlx5_comp19@pci:0000:01:00.1 i144 derive     Interrupt 144, for device(s): 526359-edge mlx5_comp19@pci:0000:01:00.1
526360-edge mlx5_comp20@pci:0000:01:00.1 i145 derive     Interrupt 145, for device(s): 526360-edge mlx5_comp20@pci:0000:01:00.1
526361-edge mlx5_comp21@pci:0000:01:00.1 i146 derive     Interrupt 146, for device(s): 526361-edge mlx5_comp21@pci:0000:01:00.1
526362-edge mlx5_comp22@pci:0000:01:00.1 i147 derive     Interrupt 147, for device(s): 526362-edge mlx5_comp22@pci:0000:01:00.1
526363-edge mlx5_comp23@pci:0000:01:00.1 i148 derive     Interrupt 148, for device(s): 526363-edge mlx5_comp23@pci:0000:01:00.1
526364-edge mlx5_comp24@pci:0000:01:00.1 i149 derive     Interrupt 149, for device(s): 526364-edge mlx5_comp24@pci:0000:01:00.1
526365-edge mlx5_comp25@pci:0000:01:00.1 i150 derive     Interrupt 150, for device(s): 526365-edge mlx5_comp25@pci:0000:01:00.1
526366-edge mlx5_comp26@pci:0000:01:00.1 i151 derive     Interrupt 151, for device(s): 526366-edge mlx5_comp26@pci:0000:01:00.1
526367-edge mlx5_comp27@pci:0000:01:00.1 i152 derive     Interrupt 152, for device(s): 526367-edge mlx5_comp27@pci:0000:01:00.1
526368-edge mlx5_comp28@pci:0000:01:00.1 i153 derive     Interrupt 153, for device(s): 526368-edge mlx5_comp28@pci:0000:01:00.1
526369-edge mlx5_comp29@pci:0000:01:00.1 i154 derive     Interrupt 154, for device(s): 526369-edge mlx5_comp29@pci:0000:01:00.1
526370-edge mlx5_comp30@pci:0000:01:00.1 i155 derive     Interrupt 155, for device(s): 526370-edge mlx5_comp30@pci:0000:01:00.1
526371-edge mlx5_comp31@pci:0000:01:00.1 i156 derive     Interrupt 156, for device(s): 526371-edge mlx5_comp31@pci:0000:01:00.1
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
Hypervisor callback interrupts iHYP derive     Interrupt HYP, for device(s): Hypervisor callback interrupts
Hyper-V reenlightenment interrupts iHRE derive     Interrupt HRE, for device(s): Hyper-V reenlightenment interrupts
Hyper-V stimer0 interrupts iHVS derive     Interrupt HVS, for device(s): Hyper-V stimer0 interrupts
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