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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
1-edge i8042 i1 derive     Interrupt 1, for device(s): 1-edge i8042
3-edge ttyS1 i3 derive     Interrupt 3, for device(s): 3-edge ttyS1
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
12-edge i8042 i12 derive     Interrupt 12, for device(s): 12-edge i8042
16-fasteoi ohci_hcd:usb3, ohci_hcd:usb4 i16 derive     Interrupt 16, for device(s): 16-fasteoi ohci_hcd:usb3, ohci_hcd:usb4
17-fasteoi ehci_hcd:usb1 i17 derive     Interrupt 17, for device(s): 17-fasteoi ehci_hcd:usb1
18-fasteoi ohci_hcd:usb5, ohci_hcd:usb6 i18 derive     Interrupt 18, for device(s): 18-fasteoi ohci_hcd:usb5, ohci_hcd:usb6
19-fasteoi ehci_hcd:usb2 i19 derive     Interrupt 19, for device(s): 19-fasteoi ehci_hcd:usb2
22-fasteoi ahci[0000:00:11.0] i22 derive     Interrupt 22, for device(s): 22-fasteoi ahci[0000:00:11.0]
32768-edge PCIe PME, aerdrv i25 derive     Interrupt 25, for device(s): 32768-edge PCIe PME, aerdrv
49152-edge PCIe PME, aerdrv i26 derive     Interrupt 26, for device(s): 49152-edge PCIe PME, aerdrv
65536-edge PCIe PME, aerdrv i27 derive     Interrupt 27, for device(s): 65536-edge PCIe PME, aerdrv
147456-edge PCIe PME, aerdrv i29 derive     Interrupt 29, for device(s): 147456-edge PCIe PME, aerdrv
16809984-edge PCIe PME, aerdrv i43 derive     Interrupt 43, for device(s): 16809984-edge PCIe PME, aerdrv
16826368-edge PCIe PME, aerdrv i44 derive     Interrupt 44, for device(s): 16826368-edge PCIe PME, aerdrv
16957440-edge PCIe PME, aerdrv i46 derive     Interrupt 46, for device(s): 16957440-edge PCIe PME, aerdrv
2621440-edge megasas0-msix0 i57 derive     Interrupt 57, for device(s): 2621440-edge megasas0-msix0
5242880-edge nvme0q0 i58 derive     Interrupt 58, for device(s): 5242880-edge nvme0q0
5242881-edge nvme0q1 i59 derive     Interrupt 59, for device(s): 5242881-edge nvme0q1
5242882-edge nvme0q2 i60 derive     Interrupt 60, for device(s): 5242882-edge nvme0q2
5242883-edge nvme0q3 i61 derive     Interrupt 61, for device(s): 5242883-edge nvme0q3
5242884-edge nvme0q4 i62 derive     Interrupt 62, for device(s): 5242884-edge nvme0q4
5242885-edge nvme0q5 i63 derive     Interrupt 63, for device(s): 5242885-edge nvme0q5
5242886-edge nvme0q6 i64 derive     Interrupt 64, for device(s): 5242886-edge nvme0q6
5242887-edge nvme0q7 i65 derive     Interrupt 65, for device(s): 5242887-edge nvme0q7
5242888-edge nvme0q8 i66 derive     Interrupt 66, for device(s): 5242888-edge nvme0q8
5242889-edge nvme0q9 i67 derive     Interrupt 67, for device(s): 5242889-edge nvme0q9
5242890-edge nvme0q10 i68 derive     Interrupt 68, for device(s): 5242890-edge nvme0q10
5242891-edge nvme0q11 i69 derive     Interrupt 69, for device(s): 5242891-edge nvme0q11
5242892-edge nvme0q12 i70 derive     Interrupt 70, for device(s): 5242892-edge nvme0q12
5242893-edge nvme0q13 i71 derive     Interrupt 71, for device(s): 5242893-edge nvme0q13
5242894-edge nvme0q14 i72 derive     Interrupt 72, for device(s): 5242894-edge nvme0q14
5242895-edge nvme0q15 i73 derive     Interrupt 73, for device(s): 5242895-edge nvme0q15
5242896-edge nvme0q16 i74 derive     Interrupt 74, for device(s): 5242896-edge nvme0q16
5242897-edge nvme0q17 i75 derive     Interrupt 75, for device(s): 5242897-edge nvme0q17
5242898-edge nvme0q18 i76 derive     Interrupt 76, for device(s): 5242898-edge nvme0q18
5242899-edge nvme0q19 i77 derive     Interrupt 77, for device(s): 5242899-edge nvme0q19
5242900-edge nvme0q20 i78 derive     Interrupt 78, for device(s): 5242900-edge nvme0q20
5242901-edge nvme0q21 i79 derive     Interrupt 79, for device(s): 5242901-edge nvme0q21
5242902-edge nvme0q22 i80 derive     Interrupt 80, for device(s): 5242902-edge nvme0q22
5242903-edge nvme0q23 i81 derive     Interrupt 81, for device(s): 5242903-edge nvme0q23
5242904-edge nvme0q24 i82 derive     Interrupt 82, for device(s): 5242904-edge nvme0q24
5242905-edge nvme0q25 i83 derive     Interrupt 83, for device(s): 5242905-edge nvme0q25
5242906-edge nvme0q26 i84 derive     Interrupt 84, for device(s): 5242906-edge nvme0q26
5242907-edge nvme0q27 i85 derive     Interrupt 85, for device(s): 5242907-edge nvme0q27
5242908-edge nvme0q28 i86 derive     Interrupt 86, for device(s): 5242908-edge nvme0q28
5242909-edge nvme0q29 i87 derive     Interrupt 87, for device(s): 5242909-edge nvme0q29
5242910-edge nvme0q30 i88 derive     Interrupt 88, for device(s): 5242910-edge nvme0q30
5242911-edge nvme0q31 i89 derive     Interrupt 89, for device(s): 5242911-edge nvme0q31
5242912-edge nvme0q32 i90 derive     Interrupt 90, for device(s): 5242912-edge nvme0q32
6291456-edge nvme1q0 i91 derive     Interrupt 91, for device(s): 6291456-edge nvme1q0
19398656-edge nvme2q0 i92 derive     Interrupt 92, for device(s): 19398656-edge nvme2q0
19398658-edge nvme2q2 i93 derive     Interrupt 93, for device(s): 19398658-edge nvme2q2
6291457-edge nvme1q1 i94 derive     Interrupt 94, for device(s): 6291457-edge nvme1q1
6291458-edge nvme1q2 i95 derive     Interrupt 95, for device(s): 6291458-edge nvme1q2
6291459-edge nvme1q3 i96 derive     Interrupt 96, for device(s): 6291459-edge nvme1q3
6291460-edge nvme1q4 i97 derive     Interrupt 97, for device(s): 6291460-edge nvme1q4
6291461-edge nvme1q5 i98 derive     Interrupt 98, for device(s): 6291461-edge nvme1q5
6291462-edge nvme1q6 i99 derive     Interrupt 99, for device(s): 6291462-edge nvme1q6
6291463-edge nvme1q7 i100 derive     Interrupt 100, for device(s): 6291463-edge nvme1q7
6291464-edge nvme1q8 i101 derive     Interrupt 101, for device(s): 6291464-edge nvme1q8
6291465-edge nvme1q9 i102 derive     Interrupt 102, for device(s): 6291465-edge nvme1q9
6291466-edge nvme1q10 i103 derive     Interrupt 103, for device(s): 6291466-edge nvme1q10
6291467-edge nvme1q11 i104 derive     Interrupt 104, for device(s): 6291467-edge nvme1q11
6291468-edge nvme1q12 i105 derive     Interrupt 105, for device(s): 6291468-edge nvme1q12
6291469-edge nvme1q13 i106 derive     Interrupt 106, for device(s): 6291469-edge nvme1q13
6291470-edge nvme1q14 i107 derive     Interrupt 107, for device(s): 6291470-edge nvme1q14
6291471-edge nvme1q15 i108 derive     Interrupt 108, for device(s): 6291471-edge nvme1q15
6291472-edge nvme1q16 i109 derive     Interrupt 109, for device(s): 6291472-edge nvme1q16
6291473-edge nvme1q17 i110 derive     Interrupt 110, for device(s): 6291473-edge nvme1q17
6291474-edge nvme1q18 i111 derive     Interrupt 111, for device(s): 6291474-edge nvme1q18
6291475-edge nvme1q19 i112 derive     Interrupt 112, for device(s): 6291475-edge nvme1q19
6291476-edge nvme1q20 i113 derive     Interrupt 113, for device(s): 6291476-edge nvme1q20
6291477-edge nvme1q21 i114 derive     Interrupt 114, for device(s): 6291477-edge nvme1q21
6291478-edge nvme1q22 i115 derive     Interrupt 115, for device(s): 6291478-edge nvme1q22
6291479-edge nvme1q23 i116 derive     Interrupt 116, for device(s): 6291479-edge nvme1q23
6291480-edge nvme1q24 i117 derive     Interrupt 117, for device(s): 6291480-edge nvme1q24
6291481-edge nvme1q25 i118 derive     Interrupt 118, for device(s): 6291481-edge nvme1q25
6291482-edge nvme1q26 i119 derive     Interrupt 119, for device(s): 6291482-edge nvme1q26
6291483-edge nvme1q27 i120 derive     Interrupt 120, for device(s): 6291483-edge nvme1q27
6291484-edge nvme1q28 i121 derive     Interrupt 121, for device(s): 6291484-edge nvme1q28
6291485-edge nvme1q29 i122 derive     Interrupt 122, for device(s): 6291485-edge nvme1q29
6291486-edge nvme1q30 i123 derive     Interrupt 123, for device(s): 6291486-edge nvme1q30
6291487-edge nvme1q31 i124 derive     Interrupt 124, for device(s): 6291487-edge nvme1q31
6291488-edge nvme1q32 i125 derive     Interrupt 125, for device(s): 6291488-edge nvme1q32
19398657-edge nvme2q1 i126 derive     Interrupt 126, for device(s): 19398657-edge nvme2q1
19398659-edge nvme2q3 i127 derive     Interrupt 127, for device(s): 19398659-edge nvme2q3
19398660-edge nvme2q4 i128 derive     Interrupt 128, for device(s): 19398660-edge nvme2q4
19398661-edge nvme2q5 i129 derive     Interrupt 129, for device(s): 19398661-edge nvme2q5
19398662-edge nvme2q6 i130 derive     Interrupt 130, for device(s): 19398662-edge nvme2q6
19398663-edge nvme2q7 i131 derive     Interrupt 131, for device(s): 19398663-edge nvme2q7
19398664-edge nvme2q8 i132 derive     Interrupt 132, for device(s): 19398664-edge nvme2q8
19398665-edge nvme2q9 i133 derive     Interrupt 133, for device(s): 19398665-edge nvme2q9
20447232-edge nvme3q0 i134 derive     Interrupt 134, for device(s): 20447232-edge nvme3q0
19398666-edge nvme2q10 i135 derive     Interrupt 135, for device(s): 19398666-edge nvme2q10
20447233-edge nvme3q1 i136 derive     Interrupt 136, for device(s): 20447233-edge nvme3q1
19398667-edge nvme2q11 i137 derive     Interrupt 137, for device(s): 19398667-edge nvme2q11
20447234-edge nvme3q2 i138 derive     Interrupt 138, for device(s): 20447234-edge nvme3q2
19398668-edge nvme2q12 i139 derive     Interrupt 139, for device(s): 19398668-edge nvme2q12
20447235-edge nvme3q3 i140 derive     Interrupt 140, for device(s): 20447235-edge nvme3q3
19398669-edge nvme2q13 i141 derive     Interrupt 141, for device(s): 19398669-edge nvme2q13
20447236-edge nvme3q4 i142 derive     Interrupt 142, for device(s): 20447236-edge nvme3q4
19398670-edge nvme2q14 i143 derive     Interrupt 143, for device(s): 19398670-edge nvme2q14
20447237-edge nvme3q5 i144 derive     Interrupt 144, for device(s): 20447237-edge nvme3q5
19398671-edge nvme2q15 i145 derive     Interrupt 145, for device(s): 19398671-edge nvme2q15
20447238-edge nvme3q6 i146 derive     Interrupt 146, for device(s): 20447238-edge nvme3q6
19398672-edge nvme2q16 i147 derive     Interrupt 147, for device(s): 19398672-edge nvme2q16
20447239-edge nvme3q7 i148 derive     Interrupt 148, for device(s): 20447239-edge nvme3q7
19398673-edge nvme2q17 i149 derive     Interrupt 149, for device(s): 19398673-edge nvme2q17
20447240-edge nvme3q8 i150 derive     Interrupt 150, for device(s): 20447240-edge nvme3q8
19398674-edge nvme2q18 i151 derive     Interrupt 151, for device(s): 19398674-edge nvme2q18
20447241-edge nvme3q9 i152 derive     Interrupt 152, for device(s): 20447241-edge nvme3q9
19398675-edge nvme2q19 i153 derive     Interrupt 153, for device(s): 19398675-edge nvme2q19
20447242-edge nvme3q10 i154 derive     Interrupt 154, for device(s): 20447242-edge nvme3q10
19398676-edge nvme2q20 i155 derive     Interrupt 155, for device(s): 19398676-edge nvme2q20
20447243-edge nvme3q11 i156 derive     Interrupt 156, for device(s): 20447243-edge nvme3q11
19398677-edge nvme2q21 i157 derive     Interrupt 157, for device(s): 19398677-edge nvme2q21
20447244-edge nvme3q12 i158 derive     Interrupt 158, for device(s): 20447244-edge nvme3q12
19398678-edge nvme2q22 i159 derive     Interrupt 159, for device(s): 19398678-edge nvme2q22
20447245-edge nvme3q13 i160 derive     Interrupt 160, for device(s): 20447245-edge nvme3q13
19398679-edge nvme2q23 i161 derive     Interrupt 161, for device(s): 19398679-edge nvme2q23
20447246-edge nvme3q14 i162 derive     Interrupt 162, for device(s): 20447246-edge nvme3q14
19398680-edge nvme2q24 i163 derive     Interrupt 163, for device(s): 19398680-edge nvme2q24
20447247-edge nvme3q15 i164 derive     Interrupt 164, for device(s): 20447247-edge nvme3q15
19398681-edge nvme2q25 i165 derive     Interrupt 165, for device(s): 19398681-edge nvme2q25
20447248-edge nvme3q16 i166 derive     Interrupt 166, for device(s): 20447248-edge nvme3q16
19398682-edge nvme2q26 i167 derive     Interrupt 167, for device(s): 19398682-edge nvme2q26
20447249-edge nvme3q17 i168 derive     Interrupt 168, for device(s): 20447249-edge nvme3q17
19398683-edge nvme2q27 i169 derive     Interrupt 169, for device(s): 19398683-edge nvme2q27
20447250-edge nvme3q18 i170 derive     Interrupt 170, for device(s): 20447250-edge nvme3q18
19398684-edge nvme2q28 i171 derive     Interrupt 171, for device(s): 19398684-edge nvme2q28
20447251-edge nvme3q19 i172 derive     Interrupt 172, for device(s): 20447251-edge nvme3q19
19398685-edge nvme2q29 i173 derive     Interrupt 173, for device(s): 19398685-edge nvme2q29
20447252-edge nvme3q20 i174 derive     Interrupt 174, for device(s): 20447252-edge nvme3q20
19398686-edge nvme2q30 i175 derive     Interrupt 175, for device(s): 19398686-edge nvme2q30
20447253-edge nvme3q21 i176 derive     Interrupt 176, for device(s): 20447253-edge nvme3q21
19398687-edge nvme2q31 i177 derive     Interrupt 177, for device(s): 19398687-edge nvme2q31
20447254-edge nvme3q22 i178 derive     Interrupt 178, for device(s): 20447254-edge nvme3q22
19398688-edge nvme2q32 i179 derive     Interrupt 179, for device(s): 19398688-edge nvme2q32
20447255-edge nvme3q23 i180 derive     Interrupt 180, for device(s): 20447255-edge nvme3q23
20447256-edge nvme3q24 i181 derive     Interrupt 181, for device(s): 20447256-edge nvme3q24
20447257-edge nvme3q25 i182 derive     Interrupt 182, for device(s): 20447257-edge nvme3q25
20447258-edge nvme3q26 i183 derive     Interrupt 183, for device(s): 20447258-edge nvme3q26
20447259-edge nvme3q27 i184 derive     Interrupt 184, for device(s): 20447259-edge nvme3q27
20447260-edge nvme3q28 i185 derive     Interrupt 185, for device(s): 20447260-edge nvme3q28
20447261-edge nvme3q29 i186 derive     Interrupt 186, for device(s): 20447261-edge nvme3q29
20447262-edge nvme3q30 i187 derive     Interrupt 187, for device(s): 20447262-edge nvme3q30
20447263-edge nvme3q31 i188 derive     Interrupt 188, for device(s): 20447263-edge nvme3q31
20447264-edge nvme3q32 i189 derive     Interrupt 189, for device(s): 20447264-edge nvme3q32
524288-edge eno1-0 i190 derive     Interrupt 190, for device(s): 524288-edge eno1-0
524289-edge eno1-1 i191 derive     Interrupt 191, for device(s): 524289-edge eno1-1
524290-edge eno1-2 i192 derive     Interrupt 192, for device(s): 524290-edge eno1-2
524291-edge eno1-3 i193 derive     Interrupt 193, for device(s): 524291-edge eno1-3
524292-edge eno1-4 i194 derive     Interrupt 194, for device(s): 524292-edge eno1-4
524293-edge eno1-5 i195 derive     Interrupt 195, for device(s): 524293-edge eno1-5
524294-edge eno1-6 i196 derive     Interrupt 196, for device(s): 524294-edge eno1-6
524295-edge eno1-7 i197 derive     Interrupt 197, for device(s): 524295-edge eno1-7
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