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 |
| eth1 |
i271 |
derive |
|
|
Interrupt 271, for device(s): eth1 |
| eth0 |
i272 |
derive |
|
|
Interrupt 272, for device(s): eth0 |
| blkif |
i273 |
derive |
|
|
Interrupt 273, for device(s): blkif |
| blkif |
i274 |
derive |
|
|
Interrupt 274, for device(s): blkif |
| blkif |
i275 |
derive |
|
|
Interrupt 275, for device(s): blkif |
| hvc_console |
i276 |
derive |
|
|
Interrupt 276, for device(s): hvc_console |
| xenbus |
i277 |
derive |
|
|
Interrupt 277, for device(s): xenbus |
| callfuncsingle1 |
i278 |
derive |
|
|
Interrupt 278, for device(s): callfuncsingle1 |
| debug1 |
i279 |
derive |
|
|
Interrupt 279, for device(s): debug1 |
| callfunc1 |
i280 |
derive |
|
|
Interrupt 280, for device(s): callfunc1 |
| resched1 |
i281 |
derive |
|
|
Interrupt 281, for device(s): resched1 |
| timer1 |
i282 |
derive |
|
|
Interrupt 282, for device(s): timer1 |
| callfuncsingle0 |
i283 |
derive |
|
|
Interrupt 283, for device(s): callfuncsingle0 |
| debug0 |
i284 |
derive |
|
|
Interrupt 284, for device(s): debug0 |
| callfunc0 |
i285 |
derive |
|
|
Interrupt 285, for device(s): callfunc0 |
| resched0 |
i286 |
derive |
|
|
Interrupt 286, for device(s): resched0 |
| timer0 |
i287 |
derive |
|
|
Interrupt 287, for device(s): timer0 |
| 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 |
| 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 |
| 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 |
|
|
|
