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 |
4-edge ttyS0 |
i4 |
derive |
|
|
Interrupt 4, for device(s): 4-edge ttyS0 |
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 i801_smbus |
i16 |
derive |
|
|
Interrupt 16, for device(s): 16-fasteoi i801_smbus |
65536-edge virtio2-config |
i24 |
derive |
|
|
Interrupt 24, for device(s): 65536-edge virtio2-config |
65537-edge virtio2-input.0 |
i25 |
derive |
|
|
Interrupt 25, for device(s): 65537-edge virtio2-input.0 |
65538-edge virtio2-output.0 |
i26 |
derive |
|
|
Interrupt 26, for device(s): 65538-edge virtio2-output.0 |
65539-edge virtio2-input.1 |
i27 |
derive |
|
|
Interrupt 27, for device(s): 65539-edge virtio2-input.1 |
65540-edge virtio2-output.1 |
i28 |
derive |
|
|
Interrupt 28, for device(s): 65540-edge virtio2-output.1 |
65541-edge virtio2-input.2 |
i29 |
derive |
|
|
Interrupt 29, for device(s): 65541-edge virtio2-input.2 |
65542-edge virtio2-output.2 |
i30 |
derive |
|
|
Interrupt 30, for device(s): 65542-edge virtio2-output.2 |
65543-edge virtio2-input.3 |
i31 |
derive |
|
|
Interrupt 31, for device(s): 65543-edge virtio2-input.3 |
65544-edge virtio2-output.3 |
i32 |
derive |
|
|
Interrupt 32, for device(s): 65544-edge virtio2-output.3 |
65545-edge virtio2-input.4 |
i33 |
derive |
|
|
Interrupt 33, for device(s): 65545-edge virtio2-input.4 |
65546-edge virtio2-output.4 |
i34 |
derive |
|
|
Interrupt 34, for device(s): 65546-edge virtio2-output.4 |
65547-edge virtio2-input.5 |
i35 |
derive |
|
|
Interrupt 35, for device(s): 65547-edge virtio2-input.5 |
65548-edge virtio2-output.5 |
i36 |
derive |
|
|
Interrupt 36, for device(s): 65548-edge virtio2-output.5 |
65549-edge virtio2-input.6 |
i37 |
derive |
|
|
Interrupt 37, for device(s): 65549-edge virtio2-input.6 |
65550-edge virtio2-output.6 |
i38 |
derive |
|
|
Interrupt 38, for device(s): 65550-edge virtio2-output.6 |
65551-edge virtio2-input.7 |
i39 |
derive |
|
|
Interrupt 39, for device(s): 65551-edge virtio2-input.7 |
65552-edge virtio2-output.7 |
i40 |
derive |
|
|
Interrupt 40, for device(s): 65552-edge virtio2-output.7 |
32768-edge virtio0-config |
i41 |
derive |
|
|
Interrupt 41, for device(s): 32768-edge virtio0-config |
32769-edge virtio0-control |
i42 |
derive |
|
|
Interrupt 42, for device(s): 32769-edge virtio0-control |
32770-edge virtio0-event |
i43 |
derive |
|
|
Interrupt 43, for device(s): 32770-edge virtio0-event |
32771-edge virtio0-request |
i44 |
derive |
|
|
Interrupt 44, for device(s): 32771-edge virtio0-request |
32772-edge virtio0-request |
i45 |
derive |
|
|
Interrupt 45, for device(s): 32772-edge virtio0-request |
512000-edge ahci[0000:00:1f.2] |
i46 |
derive |
|
|
Interrupt 46, for device(s): 512000-edge ahci[0000:00:1f.2] |
49152-edge virtio1-config |
i47 |
derive |
|
|
Interrupt 47, for device(s): 49152-edge virtio1-config |
49153-edge virtio1-control |
i48 |
derive |
|
|
Interrupt 48, for device(s): 49153-edge virtio1-control |
49154-edge virtio1-event |
i49 |
derive |
|
|
Interrupt 49, for device(s): 49154-edge virtio1-event |
49155-edge virtio1-request |
i50 |
derive |
|
|
Interrupt 50, for device(s): 49155-edge virtio1-request |
49156-edge virtio1-request |
i51 |
derive |
|
|
Interrupt 51, for device(s): 49156-edge virtio1-request |
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 |
Hypervisor callback interrupts |
iHYP |
derive |
|
|
Interrupt HYP, for device(s): Hypervisor callback interrupts |
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 |