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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
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
14-fasteoi INT3450:00 i14 derive     Interrupt 14, for device(s): 14-fasteoi INT3450:00
16-fasteoi i2c_designware.0, idma64.0 i16 derive     Interrupt 16, for device(s): 16-fasteoi i2c_designware.0, idma64.0
21-fasteoi i801_smbus i21 derive     Interrupt 21, for device(s): 21-fasteoi i801_smbus
0-edge aerdrv, pcie-dpc, PCIe bwctrl i120 derive     Interrupt 120, for device(s): 0-edge aerdrv, pcie-dpc, PCIe bwctrl
0-edge aerdrv, pcie-dpc, PCIe bwctrl i121 derive     Interrupt 121, for device(s): 0-edge aerdrv, pcie-dpc, PCIe bwctrl
0-edge aerdrv, pcie-dpc, PCIe bwctrl i122 derive     Interrupt 122, for device(s): 0-edge aerdrv, pcie-dpc, PCIe bwctrl
0-edge ahci[0000:00:17.0] i123 derive     Interrupt 123, for device(s): 0-edge ahci[0000:00:17.0]
0-edge xhci_hcd i124 derive     Interrupt 124, for device(s): 0-edge xhci_hcd
0-edge nvme0q0 i132 derive     Interrupt 132, for device(s): 0-edge nvme0q0
0-edge nvme1q0 i133 derive     Interrupt 133, for device(s): 0-edge nvme1q0
1-edge nvme0q1 i134 derive     Interrupt 134, for device(s): 1-edge nvme0q1
2-edge nvme0q2 i135 derive     Interrupt 135, for device(s): 2-edge nvme0q2
3-edge nvme0q3 i136 derive     Interrupt 136, for device(s): 3-edge nvme0q3
4-edge nvme0q4 i137 derive     Interrupt 137, for device(s): 4-edge nvme0q4
5-edge nvme0q5 i138 derive     Interrupt 138, for device(s): 5-edge nvme0q5
6-edge nvme0q6 i139 derive     Interrupt 139, for device(s): 6-edge nvme0q6
7-edge nvme0q7 i140 derive     Interrupt 140, for device(s): 7-edge nvme0q7
8-edge nvme0q8 i141 derive     Interrupt 141, for device(s): 8-edge nvme0q8
9-edge nvme0q9 i142 derive     Interrupt 142, for device(s): 9-edge nvme0q9
10-edge nvme0q10 i143 derive     Interrupt 143, for device(s): 10-edge nvme0q10
11-edge nvme0q11 i144 derive     Interrupt 144, for device(s): 11-edge nvme0q11
12-edge nvme0q12 i145 derive     Interrupt 145, for device(s): 12-edge nvme0q12
13-edge nvme0q13 i146 derive     Interrupt 146, for device(s): 13-edge nvme0q13
14-edge nvme0q14 i147 derive     Interrupt 147, for device(s): 14-edge nvme0q14
15-edge nvme0q15 i148 derive     Interrupt 148, for device(s): 15-edge nvme0q15
16-edge nvme0q16 i149 derive     Interrupt 149, for device(s): 16-edge nvme0q16
1-edge nvme1q1 i150 derive     Interrupt 150, for device(s): 1-edge nvme1q1
2-edge nvme1q2 i151 derive     Interrupt 151, for device(s): 2-edge nvme1q2
3-edge nvme1q3 i152 derive     Interrupt 152, for device(s): 3-edge nvme1q3
4-edge nvme1q4 i153 derive     Interrupt 153, for device(s): 4-edge nvme1q4
5-edge nvme1q5 i154 derive     Interrupt 154, for device(s): 5-edge nvme1q5
6-edge nvme1q6 i155 derive     Interrupt 155, for device(s): 6-edge nvme1q6
7-edge nvme1q7 i156 derive     Interrupt 156, for device(s): 7-edge nvme1q7
8-edge nvme1q8 i157 derive     Interrupt 157, for device(s): 8-edge nvme1q8
9-edge nvme1q9 i158 derive     Interrupt 158, for device(s): 9-edge nvme1q9
10-edge nvme1q10 i159 derive     Interrupt 159, for device(s): 10-edge nvme1q10
11-edge nvme1q11 i160 derive     Interrupt 160, for device(s): 11-edge nvme1q11
12-edge nvme1q12 i161 derive     Interrupt 161, for device(s): 12-edge nvme1q12
13-edge nvme1q13 i162 derive     Interrupt 162, for device(s): 13-edge nvme1q13
14-edge nvme1q14 i163 derive     Interrupt 163, for device(s): 14-edge nvme1q14
15-edge nvme1q15 i164 derive     Interrupt 164, for device(s): 15-edge nvme1q15
16-edge nvme1q16 i165 derive     Interrupt 165, for device(s): 16-edge nvme1q16
0-edge i915 i166 derive     Interrupt 166, for device(s): 0-edge i915
0-edge mei_me i167 derive     Interrupt 167, for device(s): 0-edge mei_me
0-edge eno1 i168 derive     Interrupt 168, for device(s): 0-edge eno1
0-edge snd_hda_intel:card0 i169 derive     Interrupt 169, for device(s): 0-edge snd_hda_intel:card0
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
Posted MSI notification event iPMN derive     Interrupt PMN, for device(s): Posted MSI notification event