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  1. From a server that's been online for 95 days without issues (this one almost never sees VM creation/shutdown/migration):
  2.  
  3. CPU0
  4. 1: 2 xen-pirq-ioapic-edge i8042
  5. 8: 2 xen-pirq-ioapic-edge rtc0
  6. 9: 0 xen-pirq-ioapic-level acpi
  7. 12: 4 xen-pirq-ioapic-edge i8042
  8. 17: 142 xen-pirq-ioapic-level uhci_hcd:usb3
  9. 18: 0 xen-pirq-ioapic-level uhci_hcd:usb4
  10. 19: 22 xen-pirq-ioapic-level ehci_hcd:usb1
  11. 20: 0 xen-pirq-ioapic-level uhci_hcd:usb6
  12. 21: 297 xen-pirq-ioapic-level ehci_hcd:usb2, uhci_hcd:usb5
  13. 23: 49 xen-pirq-ioapic-level ata_piix
  14. 304: 4214554939 xen-percpu-virq timer0
  15. 305: 0 xen-percpu-ipi resched0
  16. 306: 0 xen-percpu-ipi callfunc0
  17. 307: 0 xen-percpu-virq debug0
  18. 308: 0 xen-percpu-ipi callfuncsingle0
  19. 309: 14651 xen-dyn-event xenbus
  20. 310: 0 xen-pirq-msi aerdrv
  21. 311: 0 xen-pirq-msi aerdrv
  22. 312: 0 xen-pirq-msi aerdrv
  23. 313: 0 xen-pirq-msi aerdrv
  24. 318: 21746423 xen-pirq-msi-x megasas
  25. 319: 1 xen-pirq-msi-x eth0
  26. 320: 2740027548 xen-pirq-msi-x eth0-rx-0
  27. 321: 230755883 xen-pirq-msi-x eth0-tx-0
  28. 322: 1 xen-pirq-msi-x eth1
  29. 323: 358279080 xen-pirq-msi-x eth1-rx-0
  30. 324: 2096881342 xen-pirq-msi-x eth1-tx-0
  31. 331: 610251008 xen-pirq-msi-x eth4-0
  32. 332: 2195451905 xen-pirq-msi-x eth4-1
  33. 333: 479718502 xen-pirq-msi-x eth5-0
  34. 334: 2268989408 xen-pirq-msi-x eth5-1
  35. 335: 6558 xen-dyn-event evtchn:xenstored
  36. 336: 20 xen-dyn-event evtchn:xenstored
  37. 337: 273 xen-dyn-event evtchn:xenstored
  38. 338: 27352 xen-dyn-event evtchn:xenconsoled
  39. 339: 1663122 xen-dyn-event blkif-backend
  40. 340: 13129302 xen-dyn-event blkif-backend
  41. 341: 917854923 xen-dyn-event vif1.0
  42. 342: 4088691390 xen-dyn-event vif1.1
  43. 343: 306 xen-dyn-event evtchn:xenstored
  44. 344: 530 xen-dyn-event evtchn:xenconsoled
  45. 345: 126701 xen-dyn-event blkif-backend
  46. 346: 254556 xen-dyn-event blkif-backend
  47. 347: 447915 xen-dyn-event blkif-backend
  48. 348: 20425 xen-dyn-event blkif-backend
  49. 349: 16594722 xen-dyn-event vif9.0
  50. 350: 206 xen-dyn-event evtchn:xenstored
  51. 351: 469 xen-dyn-event evtchn:xenconsoled
  52. 352: 521875 xen-dyn-event blkif-backend
  53. 353: 1939712 xen-dyn-event blkif-backend
  54. 354: 2513919312 xen-dyn-event vif8.0
  55. 355: 2052 xen-dyn-event evtchn:xenstored
  56. 356: 486 xen-dyn-event evtchn:xenconsoled
  57. 357: 35177171 xen-dyn-event blkif-backend
  58. 358: 7608805 xen-dyn-event blkif-backend
  59. 359: 2836094875 xen-dyn-event vif6.0
  60. NMI: 0 Non-maskable interrupts
  61. LOC: 0 Local timer interrupts
  62. SPU: 0 Spurious interrupts
  63. PMI: 0 Performance monitoring interrupts
  64. IWI: 0 IRQ work interrupts
  65. RES: 0 Rescheduling interrupts
  66. CAL: 0 Function call interrupts
  67. TLB: 0 TLB shootdowns
  68. MCE: 0 Machine check exceptions
  69. MCP: 0 Machine check polls
  70. ERR: 0
  71. MIS: 0
  72.  
  73.  
  74. From one of the affected servers that crashed & rebooted, this is after bringing VM's back online and it's fully loaded up:
  75.  
  76. CPU0
  77. 1: 2 xen-pirq-ioapic-edge i8042
  78. 8: 2 xen-pirq-ioapic-edge rtc0
  79. 9: 0 xen-pirq-ioapic-level acpi
  80. 12: 4 xen-pirq-ioapic-edge i8042
  81. 17: 80 xen-pirq-ioapic-level uhci_hcd:usb3
  82. 18: 0 xen-pirq-ioapic-level uhci_hcd:usb4
  83. 19: 22 xen-pirq-ioapic-level ehci_hcd:usb1
  84. 20: 0 xen-pirq-ioapic-level uhci_hcd:usb6
  85. 21: 44 xen-pirq-ioapic-level ehci_hcd:usb2, uhci_hcd:usb5
  86. 23: 49 xen-pirq-ioapic-level ata_piix
  87. 304: 58460845 xen-percpu-virq timer0
  88. 305: 0 xen-percpu-ipi resched0
  89. 306: 0 xen-percpu-ipi callfunc0
  90. 307: 0 xen-percpu-virq debug0
  91. 308: 0 xen-percpu-ipi callfuncsingle0
  92. 309: 18297 xen-dyn-event xenbus
  93. 310: 0 xen-pirq-msi aerdrv
  94. 311: 0 xen-pirq-msi aerdrv
  95. 312: 0 xen-pirq-msi aerdrv
  96. 313: 0 xen-pirq-msi aerdrv
  97. 318: 601266 xen-pirq-msi-x megasas
  98. 319: 1 xen-pirq-msi-x eth0
  99. 320: 22666469 xen-pirq-msi-x eth0-rx-0
  100. 321: 23905627 xen-pirq-msi-x eth0-tx-0
  101. 322: 1 xen-pirq-msi-x eth1
  102. 323: 79284 xen-pirq-msi-x eth1-rx-0
  103. 324: 84571 xen-pirq-msi-x eth1-tx-0
  104. 331: 10547020 xen-pirq-msi-x eth4-0
  105. 332: 53399937 xen-pirq-msi-x eth4-1
  106. 333: 14442454 xen-pirq-msi-x eth5-0
  107. 334: 40777331 xen-pirq-msi-x eth5-1
  108. 335: 7866 xen-dyn-event evtchn:xenstored
  109. 336: 9 xen-dyn-event evtchn:xenstored
  110. 337: 250 xen-dyn-event evtchn:xenstored
  111. 338: 1 xen-dyn-event evtchn:xenconsoled
  112. 339: 373702 xen-dyn-event blkif-backend
  113. 340: 254 xen-dyn-event evtchn:xenstored
  114. 341: 487 xen-dyn-event evtchn:xenconsoled
  115. 342: 60761 xen-dyn-event blkif-backend
  116. 343: 272720 xen-dyn-event blkif-backend
  117. 344: 675064 xen-dyn-event vif2.0
  118. 345: 254 xen-dyn-event evtchn:xenstored
  119. 346: 519 xen-dyn-event evtchn:xenconsoled
  120. 347: 69834 xen-dyn-event blkif-backend
  121. 348: 278514 xen-dyn-event blkif-backend
  122. 349: 1192822 xen-dyn-event vif3.0
  123. 350: 359200 xen-dyn-event blkif-backend
  124. 351: 2169276 xen-dyn-event vif6.0
  125. 352: 2263128 xen-dyn-event vif6.1
  126. 353: 204 xen-dyn-event evtchn:xenstored
  127. 354: 1 xen-dyn-event evtchn:xenconsoled
  128. 355: 25272 xen-dyn-event blkif-backend
  129. 356: 178739 xen-dyn-event blkif-backend
  130. 357: 257285 xen-dyn-event vif7.0
  131. 358: 198 xen-dyn-event evtchn:xenstored
  132. 359: 1 xen-dyn-event evtchn:xenconsoled
  133. 360: 19694 xen-dyn-event blkif-backend
  134. 361: 215894 xen-dyn-event blkif-backend
  135. 362: 131022 xen-dyn-event vif8.0
  136. 363: 200 xen-dyn-event evtchn:xenstored
  137. 364: 1 xen-dyn-event evtchn:xenconsoled
  138. 365: 377804 xen-dyn-event blkif-backend
  139. 366: 456387 xen-dyn-event blkif-backend
  140. 367: 2960657 xen-dyn-event vif9.0
  141. 368: 216 xen-dyn-event evtchn:xenstored
  142. 369: 1 xen-dyn-event evtchn:xenconsoled
  143. 370: 59342 xen-dyn-event blkif-backend
  144. 371: 121942 xen-dyn-event blkif-backend
  145. 372: 1625059 xen-dyn-event vif10.0
  146. 373: 210 xen-dyn-event evtchn:xenstored
  147. 374: 1 xen-dyn-event evtchn:xenconsoled
  148. 375: 49364 xen-dyn-event blkif-backend
  149. 376: 439140 xen-dyn-event blkif-backend
  150. 377: 1549952 xen-dyn-event vif11.0
  151. 378: 247 xen-dyn-event evtchn:xenstored
  152. 379: 1 xen-dyn-event evtchn:xenconsoled
  153. 380: 76280 xen-dyn-event blkif-backend
  154. 381: 140790 xen-dyn-event blkif-backend
  155. 382: 1468695 xen-dyn-event vif12.0
  156. 383: 51932 xen-dyn-event vif12.1
  157. 384: 199 xen-dyn-event evtchn:xenstored
  158. 385: 1 xen-dyn-event evtchn:xenconsoled
  159. 386: 18341 xen-dyn-event blkif-backend
  160. 387: 110890 xen-dyn-event blkif-backend
  161. 388: 353554 xen-dyn-event vif13.0
  162. 389: 176 xen-dyn-event evtchn:xenstored
  163. 390: 3092 xen-dyn-event evtchn:xenconsoled
  164. 391: 1068067 xen-dyn-event blkif-backend
  165. 392: 124693 xen-dyn-event blkif-backend
  166. 393: 3684666 xen-dyn-event vif14.0
  167. 394: 169 xen-dyn-event evtchn:xenstored
  168. 395: 1 xen-dyn-event evtchn:xenconsoled
  169. 396: 264800 xen-dyn-event blkif-backend
  170. 397: 116938 xen-dyn-event blkif-backend
  171. 398: 1940635 xen-dyn-event vif15.0
  172. 399: 175 xen-dyn-event evtchn:xenstored
  173. 400: 3 xen-dyn-event evtchn:xenconsoled
  174. 401: 29693 xen-dyn-event blkif-backend
  175. 402: 186682 xen-dyn-event blkif-backend
  176. 403: 545548 xen-dyn-event vif16.0
  177. 404: 164 xen-dyn-event evtchn:xenstored
  178. 405: 1 xen-dyn-event evtchn:xenconsoled
  179. 406: 9254 xen-dyn-event blkif-backend
  180. 407: 150306 xen-dyn-event blkif-backend
  181. 408: 11308 xen-dyn-event vif17.0
  182. 409: 204 xen-dyn-event evtchn:xenstored
  183. 410: 1 xen-dyn-event evtchn:xenconsoled
  184. 411: 415 xen-dyn-event blkif-backend
  185. 412: 1 xen-dyn-event blkif-backend
  186. 413: 9361 xen-dyn-event vif18.0
  187. 414: 172 xen-dyn-event evtchn:xenstored
  188. 415: 1 xen-dyn-event evtchn:xenconsoled
  189. 416: 378 xen-dyn-event blkif-backend
  190. 417: 6 xen-dyn-event blkif-backend
  191. 418: 27714 xen-dyn-event vif19.0
  192. NMI: 0 Non-maskable interrupts
  193. LOC: 0 Local timer interrupts
  194. SPU: 0 Spurious interrupts
  195. PMI: 0 Performance monitoring interrupts
  196. IWI: 0 IRQ work interrupts
  197. RES: 0 Rescheduling interrupts
  198. CAL: 0 Function call interrupts
  199. TLB: 0 TLB shootdowns
  200. MCE: 0 Machine check exceptions
  201. MCP: 0 Machine check polls
  202. ERR: 0
  203. MIS: 0
  204.  
  205. From my test server where I've been respawning the same VM repeatedly (and flushing/reloading multipath) to see if it causes an issue (40 days of uptime, previously had production VMs on it so it should have a similar load to the 2 that I saw this on):
  206.  
  207. CPU0
  208. 1: 2 xen-pirq-ioapic-edge i8042
  209. 8: 2 xen-pirq-ioapic-edge rtc0
  210. 9: 0 xen-pirq-ioapic-level acpi
  211. 12: 4 xen-pirq-ioapic-edge i8042
  212. 17: 48 xen-pirq-ioapic-level uhci_hcd:usb3
  213. 18: 0 xen-pirq-ioapic-level uhci_hcd:usb4
  214. 19: 22 xen-pirq-ioapic-level ehci_hcd:usb1
  215. 20: 0 xen-pirq-ioapic-level uhci_hcd:usb6
  216. 21: 472 xen-pirq-ioapic-level ehci_hcd:usb2, uhci_hcd:usb5
  217. 23: 49 xen-pirq-ioapic-level ata_piix
  218. 304: 1888856316 xen-percpu-virq timer0
  219. 305: 0 xen-percpu-ipi resched0
  220. 306: 0 xen-percpu-ipi callfunc0
  221. 307: 0 xen-percpu-virq debug0
  222. 308: 0 xen-percpu-ipi callfuncsingle0
  223. 309: 107538 xen-dyn-event xenbus
  224. 310: 0 xen-pirq-msi aerdrv
  225. 311: 0 xen-pirq-msi aerdrv
  226. 312: 0 xen-pirq-msi aerdrv
  227. 313: 0 xen-pirq-msi aerdrv
  228. 318: 14755645 xen-pirq-msi-x megasas
  229. 319: 1 xen-pirq-msi-x eth0
  230. 320: 47085122 xen-pirq-msi-x eth0-rx-0
  231. 321: 518605153 xen-pirq-msi-x eth0-tx-0
  232. 322: 1 xen-pirq-msi-x eth1
  233. 323: 1020592036 xen-pirq-msi-x eth1-rx-0
  234. 324: 652730219 xen-pirq-msi-x eth1-tx-0
  235. 331: 166061742 xen-pirq-msi-x eth4-0
  236. 332: 1281423277 xen-pirq-msi-x eth4-1
  237. 333: 29252 xen-pirq-msi-x eth5-0
  238. 334: 1400085023 xen-pirq-msi-x eth5-1
  239. 335: 47614 xen-dyn-event evtchn:xenstored
  240. 336: 346 xen-dyn-event evtchn:xenstored
  241. 337: 230 xen-dyn-event evtchn:xenstored
  242. 338: 397 xen-dyn-event evtchn:xenconsoled
  243. 339: 474 xen-dyn-event blkif-backend
  244. 340: 10 xen-dyn-event vif117.0
  245. NMI: 0 Non-maskable interrupts
  246. LOC: 0 Local timer interrupts
  247. SPU: 0 Spurious interrupts
  248. PMI: 0 Performance monitoring interrupts
  249. IWI: 0 IRQ work interrupts
  250. RES: 0 Rescheduling interrupts
  251. CAL: 0 Function call interrupts
  252. TLB: 0 TLB shootdowns
  253. MCE: 0 Machine check exceptions
  254. MCP: 0 Machine check polls
  255. ERR: 0
  256. MIS: 0
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