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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
18-fasteoi ehci_hcd:usb1, ehci_hcd:usb2 i18 derive     Interrupt 18, for device(s): 18-fasteoi ehci_hcd:usb1, ehci_hcd:usb2
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
49152-edge PCIe PME i27 derive     Interrupt 27, for device(s): 49152-edge PCIe PME
53248-edge PCIe PME i28 derive     Interrupt 28, for device(s): 53248-edge PCIe PME
458752-edge PCIe PME i29 derive     Interrupt 29, for device(s): 458752-edge PCIe PME
466944-edge PCIe PME i30 derive     Interrupt 30, for device(s): 466944-edge PCIe PME
473088-edge PCIe PME i31 derive     Interrupt 31, for device(s): 473088-edge PCIe PME
67125248-edge PCIe PME i34 derive     Interrupt 34, for device(s): 67125248-edge PCIe PME
67158016-edge PCIe PME i35 derive     Interrupt 35, for device(s): 67158016-edge PCIe PME
1048576-edge megasas0-msix0 i37 derive     Interrupt 37, for device(s): 1048576-edge megasas0-msix0
1048577-edge megasas0-msix1 i38 derive     Interrupt 38, for device(s): 1048577-edge megasas0-msix1
1048578-edge megasas0-msix2 i39 derive     Interrupt 39, for device(s): 1048578-edge megasas0-msix2
1048579-edge megasas0-msix3 i40 derive     Interrupt 40, for device(s): 1048579-edge megasas0-msix3
1048580-edge megasas0-msix4 i41 derive     Interrupt 41, for device(s): 1048580-edge megasas0-msix4
1048581-edge megasas0-msix5 i42 derive     Interrupt 42, for device(s): 1048581-edge megasas0-msix5
1048582-edge megasas0-msix6 i43 derive     Interrupt 43, for device(s): 1048582-edge megasas0-msix6
1048583-edge megasas0-msix7 i44 derive     Interrupt 44, for device(s): 1048583-edge megasas0-msix7
1048584-edge megasas0-msix8 i45 derive     Interrupt 45, for device(s): 1048584-edge megasas0-msix8
1048585-edge megasas0-msix9 i46 derive     Interrupt 46, for device(s): 1048585-edge megasas0-msix9
1048586-edge megasas0-msix10 i47 derive     Interrupt 47, for device(s): 1048586-edge megasas0-msix10
1048587-edge megasas0-msix11 i48 derive     Interrupt 48, for device(s): 1048587-edge megasas0-msix11
1048588-edge megasas0-msix12 i49 derive     Interrupt 49, for device(s): 1048588-edge megasas0-msix12
1048589-edge megasas0-msix13 i50 derive     Interrupt 50, for device(s): 1048589-edge megasas0-msix13
1048590-edge megasas0-msix14 i51 derive     Interrupt 51, for device(s): 1048590-edge megasas0-msix14
1048591-edge megasas0-msix15 i52 derive     Interrupt 52, for device(s): 1048591-edge megasas0-msix15
1048592-edge megasas0-msix16 i53 derive     Interrupt 53, for device(s): 1048592-edge megasas0-msix16
1048593-edge megasas0-msix17 i54 derive     Interrupt 54, for device(s): 1048593-edge megasas0-msix17
1048594-edge megasas0-msix18 i55 derive     Interrupt 55, for device(s): 1048594-edge megasas0-msix18
1048595-edge megasas0-msix19 i56 derive     Interrupt 56, for device(s): 1048595-edge megasas0-msix19
1048596-edge megasas0-msix20 i57 derive     Interrupt 57, for device(s): 1048596-edge megasas0-msix20
1048597-edge megasas0-msix21 i58 derive     Interrupt 58, for device(s): 1048597-edge megasas0-msix21
1048598-edge megasas0-msix22 i59 derive     Interrupt 59, for device(s): 1048598-edge megasas0-msix22
1048599-edge megasas0-msix23 i60 derive     Interrupt 60, for device(s): 1048599-edge megasas0-msix23
1048600-edge megasas0-msix24 i61 derive     Interrupt 61, for device(s): 1048600-edge megasas0-msix24
1048601-edge megasas0-msix25 i62 derive     Interrupt 62, for device(s): 1048601-edge megasas0-msix25
1048602-edge megasas0-msix26 i63 derive     Interrupt 63, for device(s): 1048602-edge megasas0-msix26
1048603-edge megasas0-msix27 i64 derive     Interrupt 64, for device(s): 1048603-edge megasas0-msix27
1048604-edge megasas0-msix28 i65 derive     Interrupt 65, for device(s): 1048604-edge megasas0-msix28
1048605-edge megasas0-msix29 i66 derive     Interrupt 66, for device(s): 1048605-edge megasas0-msix29
1048606-edge megasas0-msix30 i67 derive     Interrupt 67, for device(s): 1048606-edge megasas0-msix30
1048607-edge megasas0-msix31 i68 derive     Interrupt 68, for device(s): 1048607-edge megasas0-msix31
1048608-edge megasas0-msix32 i69 derive     Interrupt 69, for device(s): 1048608-edge megasas0-msix32
1048609-edge megasas0-msix33 i70 derive     Interrupt 70, for device(s): 1048609-edge megasas0-msix33
1048610-edge megasas0-msix34 i71 derive     Interrupt 71, for device(s): 1048610-edge megasas0-msix34
0-edge dmar0 i72 derive     Interrupt 72, for device(s): 0-edge dmar0
1-edge dmar1 i73 derive     Interrupt 73, for device(s): 1-edge dmar1
1048611-edge megasas0-msix35 i74 derive     Interrupt 74, for device(s): 1048611-edge megasas0-msix35
1048612-edge megasas0-msix36 i75 derive     Interrupt 75, for device(s): 1048612-edge megasas0-msix36
1048613-edge megasas0-msix37 i76 derive     Interrupt 76, for device(s): 1048613-edge megasas0-msix37
1048614-edge megasas0-msix38 i77 derive     Interrupt 77, for device(s): 1048614-edge megasas0-msix38
1048615-edge megasas0-msix39 i78 derive     Interrupt 78, for device(s): 1048615-edge megasas0-msix39
1048616-edge megasas0-msix40 i79 derive     Interrupt 79, for device(s): 1048616-edge megasas0-msix40
286720-edge ahci[0000:00:11.4] i80 derive     Interrupt 80, for device(s): 286720-edge ahci[0000:00:11.4]
1572864-edge i40e-0000:03:00.0:misc i91 derive     Interrupt 91, for device(s): 1572864-edge i40e-0000:03:00.0:misc
1572865-edge i40e-enp3s0f0-TxRx-0 i92 derive     Interrupt 92, for device(s): 1572865-edge i40e-enp3s0f0-TxRx-0
1572866-edge i40e-enp3s0f0-TxRx-1 i93 derive     Interrupt 93, for device(s): 1572866-edge i40e-enp3s0f0-TxRx-1
1572867-edge i40e-enp3s0f0-TxRx-2 i94 derive     Interrupt 94, for device(s): 1572867-edge i40e-enp3s0f0-TxRx-2
1572868-edge i40e-enp3s0f0-TxRx-3 i95 derive     Interrupt 95, for device(s): 1572868-edge i40e-enp3s0f0-TxRx-3
1572869-edge i40e-enp3s0f0-TxRx-4 i96 derive     Interrupt 96, for device(s): 1572869-edge i40e-enp3s0f0-TxRx-4
1572870-edge i40e-enp3s0f0-TxRx-5 i97 derive     Interrupt 97, for device(s): 1572870-edge i40e-enp3s0f0-TxRx-5
1572871-edge i40e-enp3s0f0-TxRx-6 i98 derive     Interrupt 98, for device(s): 1572871-edge i40e-enp3s0f0-TxRx-6
1572872-edge i40e-enp3s0f0-TxRx-7 i99 derive     Interrupt 99, for device(s): 1572872-edge i40e-enp3s0f0-TxRx-7
1572873-edge i40e-enp3s0f0-TxRx-8 i100 derive     Interrupt 100, for device(s): 1572873-edge i40e-enp3s0f0-TxRx-8
1572874-edge i40e-enp3s0f0-TxRx-9 i101 derive     Interrupt 101, for device(s): 1572874-edge i40e-enp3s0f0-TxRx-9
1572875-edge i40e-enp3s0f0-TxRx-10 i102 derive     Interrupt 102, for device(s): 1572875-edge i40e-enp3s0f0-TxRx-10
1572876-edge i40e-enp3s0f0-TxRx-11 i103 derive     Interrupt 103, for device(s): 1572876-edge i40e-enp3s0f0-TxRx-11
1572877-edge i40e-enp3s0f0-TxRx-12 i104 derive     Interrupt 104, for device(s): 1572877-edge i40e-enp3s0f0-TxRx-12
1572878-edge i40e-enp3s0f0-TxRx-13 i105 derive     Interrupt 105, for device(s): 1572878-edge i40e-enp3s0f0-TxRx-13
1572879-edge i40e-enp3s0f0-TxRx-14 i106 derive     Interrupt 106, for device(s): 1572879-edge i40e-enp3s0f0-TxRx-14
1572880-edge i40e-enp3s0f0-TxRx-15 i107 derive     Interrupt 107, for device(s): 1572880-edge i40e-enp3s0f0-TxRx-15
1572881-edge i40e-enp3s0f0-TxRx-16 i108 derive     Interrupt 108, for device(s): 1572881-edge i40e-enp3s0f0-TxRx-16
1572882-edge i40e-enp3s0f0-TxRx-17 i109 derive     Interrupt 109, for device(s): 1572882-edge i40e-enp3s0f0-TxRx-17
1572883-edge i40e-enp3s0f0-TxRx-18 i110 derive     Interrupt 110, for device(s): 1572883-edge i40e-enp3s0f0-TxRx-18
1572884-edge i40e-enp3s0f0-TxRx-19 i111 derive     Interrupt 111, for device(s): 1572884-edge i40e-enp3s0f0-TxRx-19
1572885-edge i40e-enp3s0f0-TxRx-20 i112 derive     Interrupt 112, for device(s): 1572885-edge i40e-enp3s0f0-TxRx-20
1572886-edge i40e-enp3s0f0-TxRx-21 i113 derive     Interrupt 113, for device(s): 1572886-edge i40e-enp3s0f0-TxRx-21
1572887-edge i40e-enp3s0f0-TxRx-22 i114 derive     Interrupt 114, for device(s): 1572887-edge i40e-enp3s0f0-TxRx-22
1572888-edge i40e-enp3s0f0-TxRx-23 i115 derive     Interrupt 115, for device(s): 1572888-edge i40e-enp3s0f0-TxRx-23
1572889-edge i40e-enp3s0f0-TxRx-24 i116 derive     Interrupt 116, for device(s): 1572889-edge i40e-enp3s0f0-TxRx-24
1572890-edge i40e-enp3s0f0-TxRx-25 i117 derive     Interrupt 117, for device(s): 1572890-edge i40e-enp3s0f0-TxRx-25
1572891-edge i40e-enp3s0f0-TxRx-26 i118 derive     Interrupt 118, for device(s): 1572891-edge i40e-enp3s0f0-TxRx-26
1572892-edge i40e-enp3s0f0-TxRx-27 i119 derive     Interrupt 119, for device(s): 1572892-edge i40e-enp3s0f0-TxRx-27
1572893-edge i40e-enp3s0f0-TxRx-28 i120 derive     Interrupt 120, for device(s): 1572893-edge i40e-enp3s0f0-TxRx-28
1572894-edge i40e-enp3s0f0-TxRx-29 i121 derive     Interrupt 121, for device(s): 1572894-edge i40e-enp3s0f0-TxRx-29
1572895-edge i40e-enp3s0f0-TxRx-30 i122 derive     Interrupt 122, for device(s): 1572895-edge i40e-enp3s0f0-TxRx-30
1572896-edge i40e-enp3s0f0-TxRx-31 i123 derive     Interrupt 123, for device(s): 1572896-edge i40e-enp3s0f0-TxRx-31
1572897-edge i40e-enp3s0f0-TxRx-32 i124 derive     Interrupt 124, for device(s): 1572897-edge i40e-enp3s0f0-TxRx-32
1572898-edge i40e-enp3s0f0-TxRx-33 i125 derive     Interrupt 125, for device(s): 1572898-edge i40e-enp3s0f0-TxRx-33
1572899-edge i40e-enp3s0f0-TxRx-34 i126 derive     Interrupt 126, for device(s): 1572899-edge i40e-enp3s0f0-TxRx-34
1572900-edge i40e-enp3s0f0-TxRx-35 i127 derive     Interrupt 127, for device(s): 1572900-edge i40e-enp3s0f0-TxRx-35
1572901-edge i40e-enp3s0f0-TxRx-36 i128 derive     Interrupt 128, for device(s): 1572901-edge i40e-enp3s0f0-TxRx-36
1572902-edge i40e-enp3s0f0-TxRx-37 i129 derive     Interrupt 129, for device(s): 1572902-edge i40e-enp3s0f0-TxRx-37
1572903-edge i40e-enp3s0f0-TxRx-38 i130 derive     Interrupt 130, for device(s): 1572903-edge i40e-enp3s0f0-TxRx-38
1572904-edge i40e-enp3s0f0-TxRx-39 i131 derive     Interrupt 131, for device(s): 1572904-edge i40e-enp3s0f0-TxRx-39
1572905-edge i40e-0000:03:00.0:fdir-TxRx-0 i132 derive     Interrupt 132, for device(s): 1572905-edge i40e-0000:03:00.0:fdir-TxRx-0
512000-edge ahci[0000:00:1f.2] i142 derive     Interrupt 142, for device(s): 512000-edge ahci[0000:00:1f.2]
524288-edge eno1-TxRx-0 i152 derive     Interrupt 152, for device(s): 524288-edge eno1-TxRx-0
524289-edge eno1-TxRx-1 i153 derive     Interrupt 153, for device(s): 524289-edge eno1-TxRx-1
524290-edge eno1-TxRx-2 i154 derive     Interrupt 154, for device(s): 524290-edge eno1-TxRx-2
524291-edge eno1-TxRx-3 i155 derive     Interrupt 155, for device(s): 524291-edge eno1-TxRx-3
524292-edge eno1 i156 derive     Interrupt 156, for device(s): 524292-edge eno1
1574912-edge i40e-0000:03:00.1:misc i193 derive     Interrupt 193, for device(s): 1574912-edge i40e-0000:03:00.1:misc
1574913-edge i40e-enp3s0f1-TxRx-0 i194 derive     Interrupt 194, for device(s): 1574913-edge i40e-enp3s0f1-TxRx-0
1574914-edge i40e-enp3s0f1-TxRx-1 i195 derive     Interrupt 195, for device(s): 1574914-edge i40e-enp3s0f1-TxRx-1
1574915-edge i40e-enp3s0f1-TxRx-2 i196 derive     Interrupt 196, for device(s): 1574915-edge i40e-enp3s0f1-TxRx-2
1574916-edge i40e-enp3s0f1-TxRx-3 i197 derive     Interrupt 197, for device(s): 1574916-edge i40e-enp3s0f1-TxRx-3
1574917-edge i40e-enp3s0f1-TxRx-4 i198 derive     Interrupt 198, for device(s): 1574917-edge i40e-enp3s0f1-TxRx-4
1574918-edge i40e-enp3s0f1-TxRx-5 i199 derive     Interrupt 199, for device(s): 1574918-edge i40e-enp3s0f1-TxRx-5
1574919-edge i40e-enp3s0f1-TxRx-6 i200 derive     Interrupt 200, for device(s): 1574919-edge i40e-enp3s0f1-TxRx-6
1574920-edge i40e-enp3s0f1-TxRx-7 i201 derive     Interrupt 201, for device(s): 1574920-edge i40e-enp3s0f1-TxRx-7
1574921-edge i40e-enp3s0f1-TxRx-8 i202 derive     Interrupt 202, for device(s): 1574921-edge i40e-enp3s0f1-TxRx-8
1574922-edge i40e-enp3s0f1-TxRx-9 i203 derive     Interrupt 203, for device(s): 1574922-edge i40e-enp3s0f1-TxRx-9
1574923-edge i40e-enp3s0f1-TxRx-10 i204 derive     Interrupt 204, for device(s): 1574923-edge i40e-enp3s0f1-TxRx-10
1574924-edge i40e-enp3s0f1-TxRx-11 i205 derive     Interrupt 205, for device(s): 1574924-edge i40e-enp3s0f1-TxRx-11
1574925-edge i40e-enp3s0f1-TxRx-12 i206 derive     Interrupt 206, for device(s): 1574925-edge i40e-enp3s0f1-TxRx-12
1574926-edge i40e-enp3s0f1-TxRx-13 i207 derive     Interrupt 207, for device(s): 1574926-edge i40e-enp3s0f1-TxRx-13
1574927-edge i40e-enp3s0f1-TxRx-14 i208 derive     Interrupt 208, for device(s): 1574927-edge i40e-enp3s0f1-TxRx-14
1574928-edge i40e-enp3s0f1-TxRx-15 i209 derive     Interrupt 209, for device(s): 1574928-edge i40e-enp3s0f1-TxRx-15
1574929-edge i40e-enp3s0f1-TxRx-16 i210 derive     Interrupt 210, for device(s): 1574929-edge i40e-enp3s0f1-TxRx-16
1574930-edge i40e-enp3s0f1-TxRx-17 i211 derive     Interrupt 211, for device(s): 1574930-edge i40e-enp3s0f1-TxRx-17
1574931-edge i40e-enp3s0f1-TxRx-18 i212 derive     Interrupt 212, for device(s): 1574931-edge i40e-enp3s0f1-TxRx-18
1574932-edge i40e-enp3s0f1-TxRx-19 i213 derive     Interrupt 213, for device(s): 1574932-edge i40e-enp3s0f1-TxRx-19
1574933-edge i40e-enp3s0f1-TxRx-20 i214 derive     Interrupt 214, for device(s): 1574933-edge i40e-enp3s0f1-TxRx-20
1574934-edge i40e-enp3s0f1-TxRx-21 i215 derive     Interrupt 215, for device(s): 1574934-edge i40e-enp3s0f1-TxRx-21
1574935-edge i40e-enp3s0f1-TxRx-22 i216 derive     Interrupt 216, for device(s): 1574935-edge i40e-enp3s0f1-TxRx-22
1574936-edge i40e-enp3s0f1-TxRx-23 i217 derive     Interrupt 217, for device(s): 1574936-edge i40e-enp3s0f1-TxRx-23
1574937-edge i40e-enp3s0f1-TxRx-24 i218 derive     Interrupt 218, for device(s): 1574937-edge i40e-enp3s0f1-TxRx-24
1574938-edge i40e-enp3s0f1-TxRx-25 i219 derive     Interrupt 219, for device(s): 1574938-edge i40e-enp3s0f1-TxRx-25
1574939-edge i40e-enp3s0f1-TxRx-26 i220 derive     Interrupt 220, for device(s): 1574939-edge i40e-enp3s0f1-TxRx-26
1574940-edge i40e-enp3s0f1-TxRx-27 i221 derive     Interrupt 221, for device(s): 1574940-edge i40e-enp3s0f1-TxRx-27
1574941-edge i40e-enp3s0f1-TxRx-28 i222 derive     Interrupt 222, for device(s): 1574941-edge i40e-enp3s0f1-TxRx-28
1574942-edge i40e-enp3s0f1-TxRx-29 i223 derive     Interrupt 223, for device(s): 1574942-edge i40e-enp3s0f1-TxRx-29
1574943-edge i40e-enp3s0f1-TxRx-30 i224 derive     Interrupt 224, for device(s): 1574943-edge i40e-enp3s0f1-TxRx-30
1574944-edge i40e-enp3s0f1-TxRx-31 i225 derive     Interrupt 225, for device(s): 1574944-edge i40e-enp3s0f1-TxRx-31
1574945-edge i40e-enp3s0f1-TxRx-32 i226 derive     Interrupt 226, for device(s): 1574945-edge i40e-enp3s0f1-TxRx-32
1574946-edge i40e-enp3s0f1-TxRx-33 i227 derive     Interrupt 227, for device(s): 1574946-edge i40e-enp3s0f1-TxRx-33
1574947-edge i40e-enp3s0f1-TxRx-34 i228 derive     Interrupt 228, for device(s): 1574947-edge i40e-enp3s0f1-TxRx-34
1574948-edge i40e-enp3s0f1-TxRx-35 i229 derive     Interrupt 229, for device(s): 1574948-edge i40e-enp3s0f1-TxRx-35
1574949-edge i40e-enp3s0f1-TxRx-36 i230 derive     Interrupt 230, for device(s): 1574949-edge i40e-enp3s0f1-TxRx-36
1574950-edge i40e-enp3s0f1-TxRx-37 i231 derive     Interrupt 231, for device(s): 1574950-edge i40e-enp3s0f1-TxRx-37
1574951-edge i40e-enp3s0f1-TxRx-38 i232 derive     Interrupt 232, for device(s): 1574951-edge i40e-enp3s0f1-TxRx-38
1574952-edge i40e-enp3s0f1-TxRx-39 i233 derive     Interrupt 233, for device(s): 1574952-edge i40e-enp3s0f1-TxRx-39
1574953-edge i40e-0000:03:00.1:fdir-TxRx-0 i234 derive     Interrupt 234, for device(s): 1574953-edge i40e-0000:03:00.1:fdir-TxRx-0
526336-edge eno2-TxRx-0 i244 derive     Interrupt 244, for device(s): 526336-edge eno2-TxRx-0
526337-edge eno2-TxRx-1 i245 derive     Interrupt 245, for device(s): 526337-edge eno2-TxRx-1
526338-edge eno2-TxRx-2 i246 derive     Interrupt 246, for device(s): 526338-edge eno2-TxRx-2
526339-edge eno2-TxRx-3 i247 derive     Interrupt 247, for device(s): 526339-edge eno2-TxRx-3
526340-edge eno2 i248 derive     Interrupt 248, for device(s): 526340-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