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 |
| i8042 |
i1 |
derive |
|
|
Interrupt 1, for device(s): i8042 |
| rtc0 |
i8 |
derive |
|
|
Interrupt 8, for device(s): rtc0 |
| acpi |
i9 |
derive |
|
|
Interrupt 9, for device(s): acpi |
| i8042 |
i12 |
derive |
|
|
Interrupt 12, for device(s): i8042 |
| uhci_hcd:usb3 |
i16 |
derive |
|
|
Interrupt 16, for device(s): uhci_hcd:usb3 |
| ehci_hcd:usb1, uhci_hcd:usb8 |
i18 |
derive |
|
|
Interrupt 18, for device(s): ehci_hcd:usb1, uhci_hcd:usb8 |
| 19 |
i19 |
derive |
|
|
Interrupt 19, for device(s): ata_piix, ata_piix, uhci_hcd:usb5, uhci_hcd:usb7 |
| uhci_hcd:usb4 |
i21 |
derive |
|
|
Interrupt 21, for device(s): uhci_hcd:usb4 |
| ehci_hcd:usb2, uhci_hcd:usb6 |
i23 |
derive |
|
|
Interrupt 23, for device(s): ehci_hcd:usb2, uhci_hcd:usb6 |
| timer0 |
i296 |
derive |
|
|
Interrupt 296, for device(s): timer0 |
| resched0 |
i297 |
derive |
|
|
Interrupt 297, for device(s): resched0 |
| callfunc0 |
i298 |
derive |
|
|
Interrupt 298, for device(s): callfunc0 |
| debug0 |
i299 |
derive |
|
|
Interrupt 299, for device(s): debug0 |
| callfuncsingle0 |
i300 |
derive |
|
|
Interrupt 300, for device(s): callfuncsingle0 |
| timer1 |
i301 |
derive |
|
|
Interrupt 301, for device(s): timer1 |
| resched1 |
i302 |
derive |
|
|
Interrupt 302, for device(s): resched1 |
| callfunc1 |
i303 |
derive |
|
|
Interrupt 303, for device(s): callfunc1 |
| debug1 |
i304 |
derive |
|
|
Interrupt 304, for device(s): debug1 |
| callfuncsingle1 |
i305 |
derive |
|
|
Interrupt 305, for device(s): callfuncsingle1 |
| timer2 |
i306 |
derive |
|
|
Interrupt 306, for device(s): timer2 |
| resched2 |
i307 |
derive |
|
|
Interrupt 307, for device(s): resched2 |
| callfunc2 |
i308 |
derive |
|
|
Interrupt 308, for device(s): callfunc2 |
| debug2 |
i309 |
derive |
|
|
Interrupt 309, for device(s): debug2 |
| callfuncsingle2 |
i310 |
derive |
|
|
Interrupt 310, for device(s): callfuncsingle2 |
| timer3 |
i311 |
derive |
|
|
Interrupt 311, for device(s): timer3 |
| resched3 |
i312 |
derive |
|
|
Interrupt 312, for device(s): resched3 |
| callfunc3 |
i313 |
derive |
|
|
Interrupt 313, for device(s): callfunc3 |
| debug3 |
i314 |
derive |
|
|
Interrupt 314, for device(s): debug3 |
| callfuncsingle3 |
i315 |
derive |
|
|
Interrupt 315, for device(s): callfuncsingle3 |
| timer4 |
i316 |
derive |
|
|
Interrupt 316, for device(s): timer4 |
| resched4 |
i317 |
derive |
|
|
Interrupt 317, for device(s): resched4 |
| callfunc4 |
i318 |
derive |
|
|
Interrupt 318, for device(s): callfunc4 |
| debug4 |
i319 |
derive |
|
|
Interrupt 319, for device(s): debug4 |
| callfuncsingle4 |
i320 |
derive |
|
|
Interrupt 320, for device(s): callfuncsingle4 |
| timer5 |
i321 |
derive |
|
|
Interrupt 321, for device(s): timer5 |
| resched5 |
i322 |
derive |
|
|
Interrupt 322, for device(s): resched5 |
| callfunc5 |
i323 |
derive |
|
|
Interrupt 323, for device(s): callfunc5 |
| debug5 |
i324 |
derive |
|
|
Interrupt 324, for device(s): debug5 |
| callfuncsingle5 |
i325 |
derive |
|
|
Interrupt 325, for device(s): callfuncsingle5 |
| timer6 |
i326 |
derive |
|
|
Interrupt 326, for device(s): timer6 |
| resched6 |
i327 |
derive |
|
|
Interrupt 327, for device(s): resched6 |
| callfunc6 |
i328 |
derive |
|
|
Interrupt 328, for device(s): callfunc6 |
| debug6 |
i329 |
derive |
|
|
Interrupt 329, for device(s): debug6 |
| callfuncsingle6 |
i330 |
derive |
|
|
Interrupt 330, for device(s): callfuncsingle6 |
| timer7 |
i331 |
derive |
|
|
Interrupt 331, for device(s): timer7 |
| resched7 |
i332 |
derive |
|
|
Interrupt 332, for device(s): resched7 |
| callfunc7 |
i333 |
derive |
|
|
Interrupt 333, for device(s): callfunc7 |
| debug7 |
i334 |
derive |
|
|
Interrupt 334, for device(s): debug7 |
| callfuncsingle7 |
i335 |
derive |
|
|
Interrupt 335, for device(s): callfuncsingle7 |
| timer8 |
i336 |
derive |
|
|
Interrupt 336, for device(s): timer8 |
| resched8 |
i337 |
derive |
|
|
Interrupt 337, for device(s): resched8 |
| callfunc8 |
i338 |
derive |
|
|
Interrupt 338, for device(s): callfunc8 |
| debug8 |
i339 |
derive |
|
|
Interrupt 339, for device(s): debug8 |
| callfuncsingle8 |
i340 |
derive |
|
|
Interrupt 340, for device(s): callfuncsingle8 |
| timer9 |
i341 |
derive |
|
|
Interrupt 341, for device(s): timer9 |
| resched9 |
i342 |
derive |
|
|
Interrupt 342, for device(s): resched9 |
| callfunc9 |
i343 |
derive |
|
|
Interrupt 343, for device(s): callfunc9 |
| debug9 |
i344 |
derive |
|
|
Interrupt 344, for device(s): debug9 |
| callfuncsingle9 |
i345 |
derive |
|
|
Interrupt 345, for device(s): callfuncsingle9 |
| timer10 |
i346 |
derive |
|
|
Interrupt 346, for device(s): timer10 |
| resched10 |
i347 |
derive |
|
|
Interrupt 347, for device(s): resched10 |
| callfunc10 |
i348 |
derive |
|
|
Interrupt 348, for device(s): callfunc10 |
| debug10 |
i349 |
derive |
|
|
Interrupt 349, for device(s): debug10 |
| callfuncsingle10 |
i350 |
derive |
|
|
Interrupt 350, for device(s): callfuncsingle10 |
| timer11 |
i351 |
derive |
|
|
Interrupt 351, for device(s): timer11 |
| resched11 |
i352 |
derive |
|
|
Interrupt 352, for device(s): resched11 |
| callfunc11 |
i353 |
derive |
|
|
Interrupt 353, for device(s): callfunc11 |
| debug11 |
i354 |
derive |
|
|
Interrupt 354, for device(s): debug11 |
| callfuncsingle11 |
i355 |
derive |
|
|
Interrupt 355, for device(s): callfuncsingle11 |
| timer12 |
i356 |
derive |
|
|
Interrupt 356, for device(s): timer12 |
| resched12 |
i357 |
derive |
|
|
Interrupt 357, for device(s): resched12 |
| callfunc12 |
i358 |
derive |
|
|
Interrupt 358, for device(s): callfunc12 |
| debug12 |
i359 |
derive |
|
|
Interrupt 359, for device(s): debug12 |
| callfuncsingle12 |
i360 |
derive |
|
|
Interrupt 360, for device(s): callfuncsingle12 |
| timer13 |
i361 |
derive |
|
|
Interrupt 361, for device(s): timer13 |
| resched13 |
i362 |
derive |
|
|
Interrupt 362, for device(s): resched13 |
| callfunc13 |
i363 |
derive |
|
|
Interrupt 363, for device(s): callfunc13 |
| debug13 |
i364 |
derive |
|
|
Interrupt 364, for device(s): debug13 |
| callfuncsingle13 |
i365 |
derive |
|
|
Interrupt 365, for device(s): callfuncsingle13 |
| timer14 |
i366 |
derive |
|
|
Interrupt 366, for device(s): timer14 |
| resched14 |
i367 |
derive |
|
|
Interrupt 367, for device(s): resched14 |
| callfunc14 |
i368 |
derive |
|
|
Interrupt 368, for device(s): callfunc14 |
| debug14 |
i369 |
derive |
|
|
Interrupt 369, for device(s): debug14 |
| callfuncsingle14 |
i370 |
derive |
|
|
Interrupt 370, for device(s): callfuncsingle14 |
| timer15 |
i371 |
derive |
|
|
Interrupt 371, for device(s): timer15 |
| resched15 |
i372 |
derive |
|
|
Interrupt 372, for device(s): resched15 |
| callfunc15 |
i373 |
derive |
|
|
Interrupt 373, for device(s): callfunc15 |
| debug15 |
i374 |
derive |
|
|
Interrupt 374, for device(s): debug15 |
| callfuncsingle15 |
i375 |
derive |
|
|
Interrupt 375, for device(s): callfuncsingle15 |
| xenbus |
i376 |
derive |
|
|
Interrupt 376, for device(s): xenbus |
| eth0 |
i378 |
derive |
|
|
Interrupt 378, for device(s): eth0 |
| eth0-TxRx-0 |
i379 |
derive |
|
|
Interrupt 379, for device(s): eth0-TxRx-0 |
| eth0-TxRx-1 |
i380 |
derive |
|
|
Interrupt 380, for device(s): eth0-TxRx-1 |
| eth0-TxRx-2 |
i381 |
derive |
|
|
Interrupt 381, for device(s): eth0-TxRx-2 |
| eth0-TxRx-3 |
i382 |
derive |
|
|
Interrupt 382, for device(s): eth0-TxRx-3 |
| eth0-TxRx-4 |
i383 |
derive |
|
|
Interrupt 383, for device(s): eth0-TxRx-4 |
| eth0-TxRx-5 |
i384 |
derive |
|
|
Interrupt 384, for device(s): eth0-TxRx-5 |
| eth0-TxRx-6 |
i385 |
derive |
|
|
Interrupt 385, for device(s): eth0-TxRx-6 |
| eth0-TxRx-7 |
i386 |
derive |
|
|
Interrupt 386, for device(s): eth0-TxRx-7 |
| eth1 |
i387 |
derive |
|
|
Interrupt 387, for device(s): eth1 |
| eth1-TxRx-0 |
i388 |
derive |
|
|
Interrupt 388, for device(s): eth1-TxRx-0 |
| eth1-TxRx-1 |
i389 |
derive |
|
|
Interrupt 389, for device(s): eth1-TxRx-1 |
| eth1-TxRx-2 |
i390 |
derive |
|
|
Interrupt 390, for device(s): eth1-TxRx-2 |
| eth1-TxRx-3 |
i391 |
derive |
|
|
Interrupt 391, for device(s): eth1-TxRx-3 |
| eth1-TxRx-4 |
i392 |
derive |
|
|
Interrupt 392, for device(s): eth1-TxRx-4 |
| eth1-TxRx-5 |
i393 |
derive |
|
|
Interrupt 393, for device(s): eth1-TxRx-5 |
| eth1-TxRx-6 |
i394 |
derive |
|
|
Interrupt 394, for device(s): eth1-TxRx-6 |
| eth1-TxRx-7 |
i395 |
derive |
|
|
Interrupt 395, for device(s): eth1-TxRx-7 |
| ioat-msix |
i396 |
derive |
|
|
Interrupt 396, for device(s): ioat-msix |
| ioat-msix |
i397 |
derive |
|
|
Interrupt 397, for device(s): ioat-msix |
| ioat-msix |
i398 |
derive |
|
|
Interrupt 398, for device(s): ioat-msix |
| ioat-msix |
i399 |
derive |
|
|
Interrupt 399, for device(s): ioat-msix |
| ioat-msix |
i400 |
derive |
|
|
Interrupt 400, for device(s): ioat-msix |
| ioat-msix |
i401 |
derive |
|
|
Interrupt 401, for device(s): ioat-msix |
| ioat-msix |
i402 |
derive |
|
|
Interrupt 402, for device(s): ioat-msix |
| ioat-msix |
i403 |
derive |
|
|
Interrupt 403, for device(s): ioat-msix |
| evtchn:xenstored |
i404 |
derive |
|
|
Interrupt 404, for device(s): evtchn:xenstored |
| evtchn:xenstored |
i405 |
derive |
|
|
Interrupt 405, for device(s): evtchn:xenstored |
| evtchn:xenstored |
i406 |
derive |
|
|
Interrupt 406, for device(s): evtchn:xenstored |
| blkif-backend |
i408 |
derive |
|
|
Interrupt 408, for device(s): blkif-backend |
| blkif-backend |
i409 |
derive |
|
|
Interrupt 409, for device(s): blkif-backend |
| vif87.0 |
i410 |
derive |
|
|
Interrupt 410, for device(s): vif87.0 |
| vif87.1 |
i411 |
derive |
|
|
Interrupt 411, for device(s): vif87.1 |
| evtchn:xenconsoled |
i413 |
derive |
|
|
Interrupt 413, for device(s): evtchn:xenconsoled |
| 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 |
|
|
|
