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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
16-fasteoi i801_smbus i16 derive     Interrupt 16, for device(s): 16-fasteoi i801_smbus
0-edge PCIe PME, pciehp i24 derive     Interrupt 24, for device(s): 0-edge PCIe PME, pciehp
0-edge PCIe PME i25 derive     Interrupt 25, for device(s): 0-edge PCIe PME
0-edge PCIe PME i27 derive     Interrupt 27, for device(s): 0-edge PCIe PME
0-edge PCIe PME i28 derive     Interrupt 28, for device(s): 0-edge PCIe PME
0-edge PCIe PME i29 derive     Interrupt 29, for device(s): 0-edge PCIe PME
0-edge PCIe PME, pciehp i31 derive     Interrupt 31, for device(s): 0-edge PCIe PME, pciehp
0-edge PCIe PME, pciehp i32 derive     Interrupt 32, for device(s): 0-edge PCIe PME, pciehp
0-edge PCIe PME, pciehp i33 derive     Interrupt 33, for device(s): 0-edge PCIe PME, pciehp
0-edge PCIe PME, pciehp i34 derive     Interrupt 34, for device(s): 0-edge PCIe PME, pciehp
0-edge PCIe PME, pciehp i36 derive     Interrupt 36, for device(s): 0-edge PCIe PME, pciehp
0-edge PCIe PME, pciehp i37 derive     Interrupt 37, for device(s): 0-edge PCIe PME, pciehp
0-edge PCIe PME, pciehp i38 derive     Interrupt 38, for device(s): 0-edge PCIe PME, pciehp
0-edge PCIe PME, pciehp i39 derive     Interrupt 39, for device(s): 0-edge PCIe PME, pciehp
0-edge ahci[0000:00:11.5] i40 derive     Interrupt 40, for device(s): 0-edge ahci[0000:00:11.5]
0-edge megasas0-msix0 i42 derive     Interrupt 42, for device(s): 0-edge megasas0-msix0
1-edge megasas0-msix1 i43 derive     Interrupt 43, for device(s): 1-edge megasas0-msix1
2-edge megasas0-msix2 i44 derive     Interrupt 44, for device(s): 2-edge megasas0-msix2
3-edge megasas0-msix3 i45 derive     Interrupt 45, for device(s): 3-edge megasas0-msix3
4-edge megasas0-msix4 i46 derive     Interrupt 46, for device(s): 4-edge megasas0-msix4
5-edge megasas0-msix5 i47 derive     Interrupt 47, for device(s): 5-edge megasas0-msix5
6-edge megasas0-msix6 i48 derive     Interrupt 48, for device(s): 6-edge megasas0-msix6
7-edge megasas0-msix7 i49 derive     Interrupt 49, for device(s): 7-edge megasas0-msix7
8-edge megasas0-msix8 i50 derive     Interrupt 50, for device(s): 8-edge megasas0-msix8
9-edge megasas0-msix9 i51 derive     Interrupt 51, for device(s): 9-edge megasas0-msix9
10-edge megasas0-msix10 i52 derive     Interrupt 52, for device(s): 10-edge megasas0-msix10
11-edge megasas0-msix11 i53 derive     Interrupt 53, for device(s): 11-edge megasas0-msix11
12-edge megasas0-msix12 i54 derive     Interrupt 54, for device(s): 12-edge megasas0-msix12
13-edge megasas0-msix13 i55 derive     Interrupt 55, for device(s): 13-edge megasas0-msix13
14-edge megasas0-msix14 i56 derive     Interrupt 56, for device(s): 14-edge megasas0-msix14
15-edge megasas0-msix15 i57 derive     Interrupt 57, for device(s): 15-edge megasas0-msix15
16-edge megasas0-msix16 i58 derive     Interrupt 58, for device(s): 16-edge megasas0-msix16
17-edge megasas0-msix17 i59 derive     Interrupt 59, for device(s): 17-edge megasas0-msix17
18-edge megasas0-msix18 i60 derive     Interrupt 60, for device(s): 18-edge megasas0-msix18
19-edge megasas0-msix19 i61 derive     Interrupt 61, for device(s): 19-edge megasas0-msix19
20-edge megasas0-msix20 i62 derive     Interrupt 62, for device(s): 20-edge megasas0-msix20
21-edge megasas0-msix21 i63 derive     Interrupt 63, for device(s): 21-edge megasas0-msix21
22-edge megasas0-msix22 i64 derive     Interrupt 64, for device(s): 22-edge megasas0-msix22
23-edge megasas0-msix23 i65 derive     Interrupt 65, for device(s): 23-edge megasas0-msix23
24-edge megasas0-msix24 i66 derive     Interrupt 66, for device(s): 24-edge megasas0-msix24
25-edge megasas0-msix25 i67 derive     Interrupt 67, for device(s): 25-edge megasas0-msix25
26-edge megasas0-msix26 i68 derive     Interrupt 68, for device(s): 26-edge megasas0-msix26
27-edge megasas0-msix27 i69 derive     Interrupt 69, for device(s): 27-edge megasas0-msix27
28-edge megasas0-msix28 i70 derive     Interrupt 70, for device(s): 28-edge megasas0-msix28
29-edge megasas0-msix29 i71 derive     Interrupt 71, for device(s): 29-edge megasas0-msix29
30-edge megasas0-msix30 i72 derive     Interrupt 72, for device(s): 30-edge megasas0-msix30
31-edge megasas0-msix31 i73 derive     Interrupt 73, for device(s): 31-edge megasas0-msix31
32-edge megasas0-msix32 i74 derive     Interrupt 74, for device(s): 32-edge megasas0-msix32
33-edge megasas0-msix33 i75 derive     Interrupt 75, for device(s): 33-edge megasas0-msix33
34-edge megasas0-msix34 i76 derive     Interrupt 76, for device(s): 34-edge megasas0-msix34
35-edge megasas0-msix35 i77 derive     Interrupt 77, for device(s): 35-edge megasas0-msix35
36-edge megasas0-msix36 i78 derive     Interrupt 78, for device(s): 36-edge megasas0-msix36
37-edge megasas0-msix37 i79 derive     Interrupt 79, for device(s): 37-edge megasas0-msix37
38-edge megasas0-msix38 i80 derive     Interrupt 80, for device(s): 38-edge megasas0-msix38
39-edge megasas0-msix39 i81 derive     Interrupt 81, for device(s): 39-edge megasas0-msix39
40-edge megasas0-msix40 i82 derive     Interrupt 82, for device(s): 40-edge megasas0-msix40
41-edge megasas0-msix41 i83 derive     Interrupt 83, for device(s): 41-edge megasas0-msix41
42-edge megasas0-msix42 i84 derive     Interrupt 84, for device(s): 42-edge megasas0-msix42
43-edge megasas0-msix43 i85 derive     Interrupt 85, for device(s): 43-edge megasas0-msix43
44-edge megasas0-msix44 i86 derive     Interrupt 86, for device(s): 44-edge megasas0-msix44
45-edge megasas0-msix45 i87 derive     Interrupt 87, for device(s): 45-edge megasas0-msix45
46-edge megasas0-msix46 i88 derive     Interrupt 88, for device(s): 46-edge megasas0-msix46
47-edge megasas0-msix47 i89 derive     Interrupt 89, for device(s): 47-edge megasas0-msix47
48-edge megasas0-msix48 i90 derive     Interrupt 90, for device(s): 48-edge megasas0-msix48
0-edge eno3 i92 derive     Interrupt 92, for device(s): 0-edge eno3
1-edge eno3-TxRx-0 i93 derive     Interrupt 93, for device(s): 1-edge eno3-TxRx-0
2-edge eno3-TxRx-1 i94 derive     Interrupt 94, for device(s): 2-edge eno3-TxRx-1
3-edge eno3-TxRx-2 i95 derive     Interrupt 95, for device(s): 3-edge eno3-TxRx-2
4-edge eno3-TxRx-3 i96 derive     Interrupt 96, for device(s): 4-edge eno3-TxRx-3
5-edge eno3-TxRx-4 i97 derive     Interrupt 97, for device(s): 5-edge eno3-TxRx-4
6-edge eno3-TxRx-5 i98 derive     Interrupt 98, for device(s): 6-edge eno3-TxRx-5
7-edge eno3-TxRx-6 i99 derive     Interrupt 99, for device(s): 7-edge eno3-TxRx-6
8-edge eno3-TxRx-7 i100 derive     Interrupt 100, for device(s): 8-edge eno3-TxRx-7
0-edge ahci[0000:00:17.0] i102 derive     Interrupt 102, for device(s): 0-edge ahci[0000:00:17.0]
6-edge dmar6 i104 derive     Interrupt 104, for device(s): 6-edge dmar6
5-edge dmar5 i105 derive     Interrupt 105, for device(s): 5-edge dmar5
4-edge dmar4 i106 derive     Interrupt 106, for device(s): 4-edge dmar4
3-edge dmar3 i107 derive     Interrupt 107, for device(s): 3-edge dmar3
2-edge dmar2 i108 derive     Interrupt 108, for device(s): 2-edge dmar2
1-edge dmar1 i109 derive     Interrupt 109, for device(s): 1-edge dmar1
0-edge dmar0 i110 derive     Interrupt 110, for device(s): 0-edge dmar0
7-edge dmar7 i111 derive     Interrupt 111, for device(s): 7-edge dmar7
0-edge xhci_hcd i112 derive     Interrupt 112, for device(s): 0-edge xhci_hcd
0-edge eno1-TxRx-0 i129 derive     Interrupt 129, for device(s): 0-edge eno1-TxRx-0
1-edge eno1-TxRx-1 i130 derive     Interrupt 130, for device(s): 1-edge eno1-TxRx-1
2-edge eno1-TxRx-2 i131 derive     Interrupt 131, for device(s): 2-edge eno1-TxRx-2
3-edge eno1-TxRx-3 i132 derive     Interrupt 132, for device(s): 3-edge eno1-TxRx-3
4-edge eno1-TxRx-4 i133 derive     Interrupt 133, for device(s): 4-edge eno1-TxRx-4
5-edge eno1-TxRx-5 i134 derive     Interrupt 134, for device(s): 5-edge eno1-TxRx-5
6-edge eno1-TxRx-6 i135 derive     Interrupt 135, for device(s): 6-edge eno1-TxRx-6
7-edge eno1-TxRx-7 i136 derive     Interrupt 136, for device(s): 7-edge eno1-TxRx-7
8-edge eno1-TxRx-8 i137 derive     Interrupt 137, for device(s): 8-edge eno1-TxRx-8
9-edge eno1-TxRx-9 i138 derive     Interrupt 138, for device(s): 9-edge eno1-TxRx-9
10-edge eno1-TxRx-10 i139 derive     Interrupt 139, for device(s): 10-edge eno1-TxRx-10
11-edge eno1-TxRx-11 i140 derive     Interrupt 140, for device(s): 11-edge eno1-TxRx-11
12-edge eno1-TxRx-12 i141 derive     Interrupt 141, for device(s): 12-edge eno1-TxRx-12
13-edge eno1-TxRx-13 i142 derive     Interrupt 142, for device(s): 13-edge eno1-TxRx-13
14-edge eno1-TxRx-14 i143 derive     Interrupt 143, for device(s): 14-edge eno1-TxRx-14
15-edge eno1-TxRx-15 i144 derive     Interrupt 144, for device(s): 15-edge eno1-TxRx-15
16-edge eno1-TxRx-16 i145 derive     Interrupt 145, for device(s): 16-edge eno1-TxRx-16
17-edge eno1-TxRx-17 i146 derive     Interrupt 146, for device(s): 17-edge eno1-TxRx-17
18-edge eno1-TxRx-18 i147 derive     Interrupt 147, for device(s): 18-edge eno1-TxRx-18
19-edge eno1-TxRx-19 i148 derive     Interrupt 148, for device(s): 19-edge eno1-TxRx-19
20-edge eno1-TxRx-20 i149 derive     Interrupt 149, for device(s): 20-edge eno1-TxRx-20
21-edge eno1-TxRx-21 i150 derive     Interrupt 150, for device(s): 21-edge eno1-TxRx-21
22-edge eno1-TxRx-22 i151 derive     Interrupt 151, for device(s): 22-edge eno1-TxRx-22
23-edge eno1-TxRx-23 i152 derive     Interrupt 152, for device(s): 23-edge eno1-TxRx-23
24-edge eno1-TxRx-24 i153 derive     Interrupt 153, for device(s): 24-edge eno1-TxRx-24
25-edge eno1-TxRx-25 i154 derive     Interrupt 154, for device(s): 25-edge eno1-TxRx-25
26-edge eno1-TxRx-26 i155 derive     Interrupt 155, for device(s): 26-edge eno1-TxRx-26
27-edge eno1-TxRx-27 i156 derive     Interrupt 156, for device(s): 27-edge eno1-TxRx-27
28-edge eno1-TxRx-28 i157 derive     Interrupt 157, for device(s): 28-edge eno1-TxRx-28
29-edge eno1-TxRx-29 i158 derive     Interrupt 158, for device(s): 29-edge eno1-TxRx-29
30-edge eno1-TxRx-30 i159 derive     Interrupt 159, for device(s): 30-edge eno1-TxRx-30
31-edge eno1-TxRx-31 i160 derive     Interrupt 160, for device(s): 31-edge eno1-TxRx-31
32-edge eno1-TxRx-32 i161 derive     Interrupt 161, for device(s): 32-edge eno1-TxRx-32
33-edge eno1-TxRx-33 i162 derive     Interrupt 162, for device(s): 33-edge eno1-TxRx-33
34-edge eno1-TxRx-34 i163 derive     Interrupt 163, for device(s): 34-edge eno1-TxRx-34
35-edge eno1-TxRx-35 i164 derive     Interrupt 164, for device(s): 35-edge eno1-TxRx-35
36-edge eno1-TxRx-36 i165 derive     Interrupt 165, for device(s): 36-edge eno1-TxRx-36
37-edge eno1-TxRx-37 i166 derive     Interrupt 166, for device(s): 37-edge eno1-TxRx-37
38-edge eno1-TxRx-38 i167 derive     Interrupt 167, for device(s): 38-edge eno1-TxRx-38
39-edge eno1-TxRx-39 i168 derive     Interrupt 168, for device(s): 39-edge eno1-TxRx-39
40-edge eno1-TxRx-40 i169 derive     Interrupt 169, for device(s): 40-edge eno1-TxRx-40
41-edge eno1-TxRx-41 i170 derive     Interrupt 170, for device(s): 41-edge eno1-TxRx-41
42-edge eno1-TxRx-42 i171 derive     Interrupt 171, for device(s): 42-edge eno1-TxRx-42
43-edge eno1-TxRx-43 i172 derive     Interrupt 172, for device(s): 43-edge eno1-TxRx-43
44-edge eno1-TxRx-44 i173 derive     Interrupt 173, for device(s): 44-edge eno1-TxRx-44
45-edge eno1-TxRx-45 i174 derive     Interrupt 174, for device(s): 45-edge eno1-TxRx-45
46-edge eno1-TxRx-46 i175 derive     Interrupt 175, for device(s): 46-edge eno1-TxRx-46
47-edge eno1-TxRx-47 i176 derive     Interrupt 176, for device(s): 47-edge eno1-TxRx-47
48-edge eno1 i177 derive     Interrupt 177, for device(s): 48-edge eno1
0-edge eno2-TxRx-0 i178 derive     Interrupt 178, for device(s): 0-edge eno2-TxRx-0
1-edge eno2-TxRx-1 i179 derive     Interrupt 179, for device(s): 1-edge eno2-TxRx-1
2-edge eno2-TxRx-2 i180 derive     Interrupt 180, for device(s): 2-edge eno2-TxRx-2
3-edge eno2-TxRx-3 i181 derive     Interrupt 181, for device(s): 3-edge eno2-TxRx-3
4-edge eno2-TxRx-4 i182 derive     Interrupt 182, for device(s): 4-edge eno2-TxRx-4
5-edge eno2-TxRx-5 i183 derive     Interrupt 183, for device(s): 5-edge eno2-TxRx-5
6-edge eno2-TxRx-6 i184 derive     Interrupt 184, for device(s): 6-edge eno2-TxRx-6
7-edge eno2-TxRx-7 i185 derive     Interrupt 185, for device(s): 7-edge eno2-TxRx-7
8-edge eno2-TxRx-8 i186 derive     Interrupt 186, for device(s): 8-edge eno2-TxRx-8
9-edge eno2-TxRx-9 i187 derive     Interrupt 187, for device(s): 9-edge eno2-TxRx-9
10-edge eno2-TxRx-10 i188 derive     Interrupt 188, for device(s): 10-edge eno2-TxRx-10
11-edge eno2-TxRx-11 i189 derive     Interrupt 189, for device(s): 11-edge eno2-TxRx-11
12-edge eno2-TxRx-12 i190 derive     Interrupt 190, for device(s): 12-edge eno2-TxRx-12
13-edge eno2-TxRx-13 i191 derive     Interrupt 191, for device(s): 13-edge eno2-TxRx-13
14-edge eno2-TxRx-14 i192 derive     Interrupt 192, for device(s): 14-edge eno2-TxRx-14
15-edge eno2-TxRx-15 i193 derive     Interrupt 193, for device(s): 15-edge eno2-TxRx-15
16-edge eno2-TxRx-16 i194 derive     Interrupt 194, for device(s): 16-edge eno2-TxRx-16
17-edge eno2-TxRx-17 i195 derive     Interrupt 195, for device(s): 17-edge eno2-TxRx-17
18-edge eno2-TxRx-18 i196 derive     Interrupt 196, for device(s): 18-edge eno2-TxRx-18
19-edge eno2-TxRx-19 i197 derive     Interrupt 197, for device(s): 19-edge eno2-TxRx-19
20-edge eno2-TxRx-20 i198 derive     Interrupt 198, for device(s): 20-edge eno2-TxRx-20
21-edge eno2-TxRx-21 i199 derive     Interrupt 199, for device(s): 21-edge eno2-TxRx-21
22-edge eno2-TxRx-22 i200 derive     Interrupt 200, for device(s): 22-edge eno2-TxRx-22
23-edge eno2-TxRx-23 i201 derive     Interrupt 201, for device(s): 23-edge eno2-TxRx-23
24-edge eno2-TxRx-24 i202 derive     Interrupt 202, for device(s): 24-edge eno2-TxRx-24
25-edge eno2-TxRx-25 i203 derive     Interrupt 203, for device(s): 25-edge eno2-TxRx-25
26-edge eno2-TxRx-26 i204 derive     Interrupt 204, for device(s): 26-edge eno2-TxRx-26
27-edge eno2-TxRx-27 i205 derive     Interrupt 205, for device(s): 27-edge eno2-TxRx-27
28-edge eno2-TxRx-28 i206 derive     Interrupt 206, for device(s): 28-edge eno2-TxRx-28
29-edge eno2-TxRx-29 i207 derive     Interrupt 207, for device(s): 29-edge eno2-TxRx-29
30-edge eno2-TxRx-30 i208 derive     Interrupt 208, for device(s): 30-edge eno2-TxRx-30
31-edge eno2-TxRx-31 i209 derive     Interrupt 209, for device(s): 31-edge eno2-TxRx-31
32-edge eno2-TxRx-32 i210 derive     Interrupt 210, for device(s): 32-edge eno2-TxRx-32
33-edge eno2-TxRx-33 i211 derive     Interrupt 211, for device(s): 33-edge eno2-TxRx-33
34-edge eno2-TxRx-34 i212 derive     Interrupt 212, for device(s): 34-edge eno2-TxRx-34
35-edge eno2-TxRx-35 i213 derive     Interrupt 213, for device(s): 35-edge eno2-TxRx-35
36-edge eno2-TxRx-36 i214 derive     Interrupt 214, for device(s): 36-edge eno2-TxRx-36
37-edge eno2-TxRx-37 i215 derive     Interrupt 215, for device(s): 37-edge eno2-TxRx-37
38-edge eno2-TxRx-38 i216 derive     Interrupt 216, for device(s): 38-edge eno2-TxRx-38
39-edge eno2-TxRx-39 i217 derive     Interrupt 217, for device(s): 39-edge eno2-TxRx-39
40-edge eno2-TxRx-40 i218 derive     Interrupt 218, for device(s): 40-edge eno2-TxRx-40
41-edge eno2-TxRx-41 i219 derive     Interrupt 219, for device(s): 41-edge eno2-TxRx-41
42-edge eno2-TxRx-42 i220 derive     Interrupt 220, for device(s): 42-edge eno2-TxRx-42
43-edge eno2-TxRx-43 i221 derive     Interrupt 221, for device(s): 43-edge eno2-TxRx-43
44-edge eno2-TxRx-44 i222 derive     Interrupt 222, for device(s): 44-edge eno2-TxRx-44
45-edge eno2-TxRx-45 i223 derive     Interrupt 223, for device(s): 45-edge eno2-TxRx-45
46-edge eno2-TxRx-46 i224 derive     Interrupt 224, for device(s): 46-edge eno2-TxRx-46
47-edge eno2-TxRx-47 i225 derive     Interrupt 225, for device(s): 47-edge eno2-TxRx-47
48-edge eno2 i226 derive     Interrupt 226, for device(s): 48-edge eno2
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