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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
21-fasteoi i801_smbus i21 derive     Interrupt 21, for device(s): 21-fasteoi i801_smbus
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
0-edge PCIe PME, aerdrv i25 derive     Interrupt 25, for device(s): 0-edge PCIe PME, aerdrv
0-edge PCIe PME, aerdrv i26 derive     Interrupt 26, for device(s): 0-edge PCIe PME, aerdrv
0-edge PCIe PME, aerdrv i27 derive     Interrupt 27, for device(s): 0-edge PCIe PME, aerdrv
0-edge PCIe PME, aerdrv i28 derive     Interrupt 28, for device(s): 0-edge PCIe PME, aerdrv
0-edge PCIe PME, aerdrv i29 derive     Interrupt 29, for device(s): 0-edge PCIe PME, aerdrv
0-edge PCIe PME, aerdrv i30 derive     Interrupt 30, for device(s): 0-edge PCIe PME, aerdrv
0-edge PCIe PME, aerdrv i31 derive     Interrupt 31, for device(s): 0-edge PCIe PME, aerdrv
0-edge PCIe PME, aerdrv i33 derive     Interrupt 33, for device(s): 0-edge PCIe PME, aerdrv
0-edge PCIe PME, aerdrv i34 derive     Interrupt 34, for device(s): 0-edge PCIe PME, aerdrv
0-edge PCIe PME, aerdrv i36 derive     Interrupt 36, for device(s): 0-edge PCIe PME, aerdrv
0-edge PCIe PME, aerdrv i37 derive     Interrupt 37, for device(s): 0-edge PCIe PME, aerdrv
0-edge PCIe PME, aerdrv i39 derive     Interrupt 39, for device(s): 0-edge PCIe PME, aerdrv
0-edge PCIe PME, aerdrv i40 derive     Interrupt 40, for device(s): 0-edge PCIe PME, aerdrv
0-edge ahci[0000:00:1f.2] i41 derive     Interrupt 41, for device(s): 0-edge ahci[0000:00:1f.2]
0-edge megasas0-msix0 i43 derive     Interrupt 43, for device(s): 0-edge megasas0-msix0
1-edge megasas0-msix1 i44 derive     Interrupt 44, for device(s): 1-edge megasas0-msix1
2-edge megasas0-msix2 i45 derive     Interrupt 45, for device(s): 2-edge megasas0-msix2
3-edge megasas0-msix3 i46 derive     Interrupt 46, for device(s): 3-edge megasas0-msix3
4-edge megasas0-msix4 i47 derive     Interrupt 47, for device(s): 4-edge megasas0-msix4
5-edge megasas0-msix5 i48 derive     Interrupt 48, for device(s): 5-edge megasas0-msix5
6-edge megasas0-msix6 i49 derive     Interrupt 49, for device(s): 6-edge megasas0-msix6
7-edge megasas0-msix7 i50 derive     Interrupt 50, for device(s): 7-edge megasas0-msix7
8-edge megasas0-msix8 i51 derive     Interrupt 51, for device(s): 8-edge megasas0-msix8
9-edge megasas0-msix9 i52 derive     Interrupt 52, for device(s): 9-edge megasas0-msix9
10-edge megasas0-msix10 i53 derive     Interrupt 53, for device(s): 10-edge megasas0-msix10
11-edge megasas0-msix11 i54 derive     Interrupt 54, for device(s): 11-edge megasas0-msix11
12-edge megasas0-msix12 i55 derive     Interrupt 55, for device(s): 12-edge megasas0-msix12
13-edge megasas0-msix13 i56 derive     Interrupt 56, for device(s): 13-edge megasas0-msix13
14-edge megasas0-msix14 i57 derive     Interrupt 57, for device(s): 14-edge megasas0-msix14
15-edge megasas0-msix15 i58 derive     Interrupt 58, for device(s): 15-edge megasas0-msix15
16-edge megasas0-msix16 i59 derive     Interrupt 59, for device(s): 16-edge megasas0-msix16
17-edge megasas0-msix17 i60 derive     Interrupt 60, for device(s): 17-edge megasas0-msix17
18-edge megasas0-msix18 i61 derive     Interrupt 61, for device(s): 18-edge megasas0-msix18
19-edge megasas0-msix19 i62 derive     Interrupt 62, for device(s): 19-edge megasas0-msix19
20-edge megasas0-msix20 i63 derive     Interrupt 63, for device(s): 20-edge megasas0-msix20
21-edge megasas0-msix21 i64 derive     Interrupt 64, for device(s): 21-edge megasas0-msix21
22-edge megasas0-msix22 i65 derive     Interrupt 65, for device(s): 22-edge megasas0-msix22
23-edge megasas0-msix23 i66 derive     Interrupt 66, for device(s): 23-edge megasas0-msix23
24-edge megasas0-msix24 i67 derive     Interrupt 67, for device(s): 24-edge megasas0-msix24
25-edge megasas0-msix25 i68 derive     Interrupt 68, for device(s): 25-edge megasas0-msix25
26-edge megasas0-msix26 i69 derive     Interrupt 69, for device(s): 26-edge megasas0-msix26
27-edge megasas0-msix27 i70 derive     Interrupt 70, for device(s): 27-edge megasas0-msix27
28-edge megasas0-msix28 i71 derive     Interrupt 71, for device(s): 28-edge megasas0-msix28
29-edge megasas0-msix29 i72 derive     Interrupt 72, for device(s): 29-edge megasas0-msix29
30-edge megasas0-msix30 i73 derive     Interrupt 73, for device(s): 30-edge megasas0-msix30
31-edge megasas0-msix31 i74 derive     Interrupt 74, for device(s): 31-edge megasas0-msix31
32-edge megasas0-msix32 i75 derive     Interrupt 75, for device(s): 32-edge megasas0-msix32
33-edge megasas0-msix33 i76 derive     Interrupt 76, for device(s): 33-edge megasas0-msix33
34-edge megasas0-msix34 i77 derive     Interrupt 77, for device(s): 34-edge megasas0-msix34
35-edge megasas0-msix35 i78 derive     Interrupt 78, for device(s): 35-edge megasas0-msix35
36-edge megasas0-msix36 i79 derive     Interrupt 79, for device(s): 36-edge megasas0-msix36
37-edge megasas0-msix37 i80 derive     Interrupt 80, for device(s): 37-edge megasas0-msix37
38-edge megasas0-msix38 i81 derive     Interrupt 81, for device(s): 38-edge megasas0-msix38
39-edge megasas0-msix39 i82 derive     Interrupt 82, for device(s): 39-edge megasas0-msix39
40-edge megasas0-msix40 i83 derive     Interrupt 83, for device(s): 40-edge megasas0-msix40
41-edge megasas0-msix41 i84 derive     Interrupt 84, for device(s): 41-edge megasas0-msix41
42-edge megasas0-msix42 i85 derive     Interrupt 85, for device(s): 42-edge megasas0-msix42
43-edge megasas0-msix43 i86 derive     Interrupt 86, for device(s): 43-edge megasas0-msix43
44-edge megasas0-msix44 i87 derive     Interrupt 87, for device(s): 44-edge megasas0-msix44
45-edge megasas0-msix45 i88 derive     Interrupt 88, for device(s): 45-edge megasas0-msix45
46-edge megasas0-msix46 i89 derive     Interrupt 89, for device(s): 46-edge megasas0-msix46
47-edge megasas0-msix47 i90 derive     Interrupt 90, for device(s): 47-edge megasas0-msix47
48-edge megasas0-msix48 i91 derive     Interrupt 91, for device(s): 48-edge megasas0-msix48
49-edge megasas0-msix49 i92 derive     Interrupt 92, for device(s): 49-edge megasas0-msix49
50-edge megasas0-msix50 i93 derive     Interrupt 93, for device(s): 50-edge megasas0-msix50
51-edge megasas0-msix51 i94 derive     Interrupt 94, for device(s): 51-edge megasas0-msix51
52-edge megasas0-msix52 i95 derive     Interrupt 95, for device(s): 52-edge megasas0-msix52
53-edge megasas0-msix53 i96 derive     Interrupt 96, for device(s): 53-edge megasas0-msix53
54-edge megasas0-msix54 i97 derive     Interrupt 97, for device(s): 54-edge megasas0-msix54
55-edge megasas0-msix55 i98 derive     Interrupt 98, for device(s): 55-edge megasas0-msix55
56-edge megasas0-msix56 i99 derive     Interrupt 99, for device(s): 56-edge megasas0-msix56
57-edge megasas0-msix57 i100 derive     Interrupt 100, for device(s): 57-edge megasas0-msix57
58-edge megasas0-msix58 i101 derive     Interrupt 101, for device(s): 58-edge megasas0-msix58
59-edge megasas0-msix59 i102 derive     Interrupt 102, for device(s): 59-edge megasas0-msix59
60-edge megasas0-msix60 i103 derive     Interrupt 103, for device(s): 60-edge megasas0-msix60
61-edge megasas0-msix61 i104 derive     Interrupt 104, for device(s): 61-edge megasas0-msix61
62-edge megasas0-msix62 i105 derive     Interrupt 105, for device(s): 62-edge megasas0-msix62
63-edge megasas0-msix63 i106 derive     Interrupt 106, for device(s): 63-edge megasas0-msix63
64-edge megasas0-msix64 i107 derive     Interrupt 107, for device(s): 64-edge megasas0-msix64
65-edge megasas0-msix65 i108 derive     Interrupt 108, for device(s): 65-edge megasas0-msix65
66-edge megasas0-msix66 i109 derive     Interrupt 109, for device(s): 66-edge megasas0-msix66
67-edge megasas0-msix67 i110 derive     Interrupt 110, for device(s): 67-edge megasas0-msix67
68-edge megasas0-msix68 i111 derive     Interrupt 111, for device(s): 68-edge megasas0-msix68
69-edge megasas0-msix69 i112 derive     Interrupt 112, for device(s): 69-edge megasas0-msix69
70-edge megasas0-msix70 i113 derive     Interrupt 113, for device(s): 70-edge megasas0-msix70
71-edge megasas0-msix71 i114 derive     Interrupt 114, for device(s): 71-edge megasas0-msix71
72-edge megasas0-msix72 i115 derive     Interrupt 115, for device(s): 72-edge megasas0-msix72
73-edge megasas0-msix73 i116 derive     Interrupt 116, for device(s): 73-edge megasas0-msix73
74-edge megasas0-msix74 i117 derive     Interrupt 117, for device(s): 74-edge megasas0-msix74
75-edge megasas0-msix75 i118 derive     Interrupt 118, for device(s): 75-edge megasas0-msix75
76-edge megasas0-msix76 i119 derive     Interrupt 119, for device(s): 76-edge megasas0-msix76
2-edge dmar2 i120 derive     Interrupt 120, for device(s): 2-edge dmar2
1-edge dmar1 i121 derive     Interrupt 121, for device(s): 1-edge dmar1
0-edge dmar0 i122 derive     Interrupt 122, for device(s): 0-edge dmar0
3-edge dmar3 i123 derive     Interrupt 123, for device(s): 3-edge dmar3
77-edge megasas0-msix77 i124 derive     Interrupt 124, for device(s): 77-edge megasas0-msix77
78-edge megasas0-msix78 i125 derive     Interrupt 125, for device(s): 78-edge megasas0-msix78
79-edge megasas0-msix79 i126 derive     Interrupt 126, for device(s): 79-edge megasas0-msix79
80-edge megasas0-msix80 i127 derive     Interrupt 127, for device(s): 80-edge megasas0-msix80
81-edge megasas0-msix81 i128 derive     Interrupt 128, for device(s): 81-edge megasas0-msix81
82-edge megasas0-msix82 i129 derive     Interrupt 129, for device(s): 82-edge megasas0-msix82
83-edge megasas0-msix83 i130 derive     Interrupt 130, for device(s): 83-edge megasas0-msix83
84-edge megasas0-msix84 i131 derive     Interrupt 131, for device(s): 84-edge megasas0-msix84
85-edge megasas0-msix85 i132 derive     Interrupt 132, for device(s): 85-edge megasas0-msix85
86-edge megasas0-msix86 i133 derive     Interrupt 133, for device(s): 86-edge megasas0-msix86
87-edge megasas0-msix87 i134 derive     Interrupt 134, for device(s): 87-edge megasas0-msix87
88-edge megasas0-msix88 i135 derive     Interrupt 135, for device(s): 88-edge megasas0-msix88
89-edge megasas0-msix89 i136 derive     Interrupt 136, for device(s): 89-edge megasas0-msix89
90-edge megasas0-msix90 i137 derive     Interrupt 137, for device(s): 90-edge megasas0-msix90
91-edge megasas0-msix91 i138 derive     Interrupt 138, for device(s): 91-edge megasas0-msix91
92-edge megasas0-msix92 i139 derive     Interrupt 139, for device(s): 92-edge megasas0-msix92
93-edge megasas0-msix93 i140 derive     Interrupt 140, for device(s): 93-edge megasas0-msix93
94-edge megasas0-msix94 i141 derive     Interrupt 141, for device(s): 94-edge megasas0-msix94
95-edge megasas0-msix95 i142 derive     Interrupt 142, for device(s): 95-edge megasas0-msix95
0-edge eno1 i144 derive     Interrupt 144, for device(s): 0-edge eno1
2-edge eno1-fp-0 i146 derive     Interrupt 146, for device(s): 2-edge eno1-fp-0
3-edge eno1-fp-1 i147 derive     Interrupt 147, for device(s): 3-edge eno1-fp-1
4-edge eno1-fp-2 i148 derive     Interrupt 148, for device(s): 4-edge eno1-fp-2
5-edge eno1-fp-3 i149 derive     Interrupt 149, for device(s): 5-edge eno1-fp-3
6-edge eno1-fp-4 i150 derive     Interrupt 150, for device(s): 6-edge eno1-fp-4
7-edge eno1-fp-5 i151 derive     Interrupt 151, for device(s): 7-edge eno1-fp-5
8-edge eno1-fp-6 i152 derive     Interrupt 152, for device(s): 8-edge eno1-fp-6
9-edge eno1-fp-7 i153 derive     Interrupt 153, for device(s): 9-edge eno1-fp-7
10-edge eno1-fp-8 i154 derive     Interrupt 154, for device(s): 10-edge eno1-fp-8
11-edge eno1-fp-9 i155 derive     Interrupt 155, for device(s): 11-edge eno1-fp-9
12-edge eno1-fp-10 i156 derive     Interrupt 156, for device(s): 12-edge eno1-fp-10
13-edge eno1-fp-11 i157 derive     Interrupt 157, for device(s): 13-edge eno1-fp-11
14-edge eno1-fp-12 i158 derive     Interrupt 158, for device(s): 14-edge eno1-fp-12
15-edge eno1-fp-13 i159 derive     Interrupt 159, for device(s): 15-edge eno1-fp-13
16-edge eno1-fp-14 i160 derive     Interrupt 160, for device(s): 16-edge eno1-fp-14
17-edge eno1-fp-15 i161 derive     Interrupt 161, for device(s): 17-edge eno1-fp-15
18-edge eno1-fp-16 i162 derive     Interrupt 162, for device(s): 18-edge eno1-fp-16
19-edge eno1-fp-17 i163 derive     Interrupt 163, for device(s): 19-edge eno1-fp-17
20-edge eno1-fp-18 i164 derive     Interrupt 164, for device(s): 20-edge eno1-fp-18
21-edge eno1-fp-19 i165 derive     Interrupt 165, for device(s): 21-edge eno1-fp-19
22-edge eno1-fp-20 i166 derive     Interrupt 166, for device(s): 22-edge eno1-fp-20
23-edge eno1-fp-21 i167 derive     Interrupt 167, for device(s): 23-edge eno1-fp-21
24-edge eno1-fp-22 i168 derive     Interrupt 168, for device(s): 24-edge eno1-fp-22
25-edge eno1-fp-23 i169 derive     Interrupt 169, for device(s): 25-edge eno1-fp-23
26-edge eno1-fp-24 i170 derive     Interrupt 170, for device(s): 26-edge eno1-fp-24
27-edge eno1-fp-25 i171 derive     Interrupt 171, for device(s): 27-edge eno1-fp-25
28-edge eno1-fp-26 i172 derive     Interrupt 172, for device(s): 28-edge eno1-fp-26
29-edge eno1-fp-27 i173 derive     Interrupt 173, for device(s): 29-edge eno1-fp-27
0-edge eno4 i236 derive     Interrupt 236, for device(s): 0-edge eno4
2-edge eno4-fp-0 i238 derive     Interrupt 238, for device(s): 2-edge eno4-fp-0
3-edge eno4-fp-1 i239 derive     Interrupt 239, for device(s): 3-edge eno4-fp-1
4-edge eno4-fp-2 i240 derive     Interrupt 240, for device(s): 4-edge eno4-fp-2
5-edge eno4-fp-3 i241 derive     Interrupt 241, for device(s): 5-edge eno4-fp-3
6-edge eno4-fp-4 i242 derive     Interrupt 242, for device(s): 6-edge eno4-fp-4
7-edge eno4-fp-5 i243 derive     Interrupt 243, for device(s): 7-edge eno4-fp-5
8-edge eno4-fp-6 i244 derive     Interrupt 244, for device(s): 8-edge eno4-fp-6
9-edge eno4-fp-7 i245 derive     Interrupt 245, for device(s): 9-edge eno4-fp-7
10-edge eno4-fp-8 i246 derive     Interrupt 246, for device(s): 10-edge eno4-fp-8
11-edge eno4-fp-9 i247 derive     Interrupt 247, for device(s): 11-edge eno4-fp-9
12-edge eno4-fp-10 i248 derive     Interrupt 248, for device(s): 12-edge eno4-fp-10
13-edge eno4-fp-11 i249 derive     Interrupt 249, for device(s): 13-edge eno4-fp-11
14-edge eno4-fp-12 i250 derive     Interrupt 250, for device(s): 14-edge eno4-fp-12
15-edge eno4-fp-13 i251 derive     Interrupt 251, for device(s): 15-edge eno4-fp-13
16-edge eno4-fp-14 i252 derive     Interrupt 252, for device(s): 16-edge eno4-fp-14
17-edge eno4-fp-15 i253 derive     Interrupt 253, for device(s): 17-edge eno4-fp-15
18-edge eno4-fp-16 i254 derive     Interrupt 254, for device(s): 18-edge eno4-fp-16
19-edge eno4-fp-17 i255 derive     Interrupt 255, for device(s): 19-edge eno4-fp-17
20-edge eno4-fp-18 i256 derive     Interrupt 256, for device(s): 20-edge eno4-fp-18
21-edge eno4-fp-19 i257 derive     Interrupt 257, for device(s): 21-edge eno4-fp-19
22-edge eno4-fp-20 i258 derive     Interrupt 258, for device(s): 22-edge eno4-fp-20
23-edge eno4-fp-21 i259 derive     Interrupt 259, for device(s): 23-edge eno4-fp-21
24-edge eno4-fp-22 i260 derive     Interrupt 260, for device(s): 24-edge eno4-fp-22
25-edge eno4-fp-23 i261 derive     Interrupt 261, for device(s): 25-edge eno4-fp-23
26-edge eno4-fp-24 i262 derive     Interrupt 262, for device(s): 26-edge eno4-fp-24
27-edge eno4-fp-25 i263 derive     Interrupt 263, for device(s): 27-edge eno4-fp-25
28-edge eno4-fp-26 i264 derive     Interrupt 264, for device(s): 28-edge eno4-fp-26
29-edge eno4-fp-27 i265 derive     Interrupt 265, for device(s): 29-edge eno4-fp-27
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