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lowfatcomputing

current 9P ftrace output

lowfatcomputing
Nov 2nd, 2015
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  1. 2) | p9_client_create [9pnet]() {
  2. 2) 0.173 us | p9_idpool_create [9pnet]();
  3. 2) 0.419 us | p9_idpool_get [9pnet]();
  4. 2) 0.069 us | p9_idpool_create [9pnet]();
  5. 2) | p9_fd_create [9pnet]() {
  6. 2) | p9_conn_create [9pnet]() {
  7. 2) | p9_fd_poll [9pnet]() {
  8. 2) 0.115 us | p9_pollwait [9pnet]();
  9. 2) 0.121 us | p9_pollwait [9pnet]();
  10. 2) 1.700 us | }
  11. 2) 2.289 us | }
  12. 2) 4.676 us | }
  13. 2) | p9_client_rpc [9pnet]() {
  14. 2) | p9_client_prepare_req.part.11 [9pnet]() {
  15. 2) 0.076 us | p9_fcall_alloc [9pnet]();
  16. 2) 0.053 us | p9_fcall_alloc [9pnet]();
  17. 2) 0.037 us | p9pdu_reset [9pnet]();
  18. 2) 0.036 us | p9pdu_reset [9pnet]();
  19. 2) | p9pdu_prepare [9pnet]() {
  20. 2) | p9pdu_writef [9pnet]() {
  21. 2) 0.555 us | p9pdu_vwritef [9pnet]();
  22. 2) 1.188 us | }
  23. 2) 1.794 us | }
  24. 2) | p9pdu_vwritef [9pnet]() {
  25. 2) | p9pdu_writef [9pnet]() {
  26. 2) 0.149 us | p9pdu_vwritef [9pnet]();
  27. 2) 0.483 us | }
  28. 2) 1.446 us | }
  29. 2) | p9pdu_finalize [9pnet]() {
  30. 2) | p9pdu_writef [9pnet]() {
  31. 2) 0.082 us | p9pdu_vwritef [9pnet]();
  32. 2) 0.393 us | }
  33. 2) | /* 9p_protocol_dump: clnt 18446612132799774720 P9_TVERSION(tag = 65535)
  34. 000: 13 00 00 00 64 ff ff 00 02 00 00 06 00 39 50 32
  35. 010: 30 30 30 02 00 00 00 00 00 00 00 00 00 00 00 00
  36. */
  37. 2) 1.685 us | }
  38. 2) | /* 9p_client_req: client 18446612132799774720 request P9_TVERSION tag 65535 */
  39. 2) 9.900 us | }
  40. 2) 1.468 us | p9_fd_request [9pnet]();
  41. ------------------------------------------
  42. 2) mount-8764 => kworker-8328
  43. ------------------------------------------
  44.  
  45. 2) | p9_write_work [9pnet]() {
  46. 2) 0.457 us | p9_pollwake [9pnet]();
  47. 2) 5.764 us | }
  48. 2) | p9_poll_workfn [9pnet]() {
  49. 2) 0.264 us | p9_fd_poll [9pnet]();
  50. 2) 0.887 us | }
  51. 0) 0.445 us | p9_pollwake [9pnet]();
  52. 0) | p9_poll_workfn [9pnet]() {
  53. 0) 0.972 us | p9_fd_poll [9pnet]();
  54. 0) 1.720 us | }
  55. 1) 0.822 us | p9_pollwake [9pnet]();
  56. 1) | p9_poll_workfn [9pnet]() {
  57. 1) 3.250 us | p9_fd_poll [9pnet]();
  58. 1) 5.989 us | }
  59. 1) | p9_read_work [9pnet]() {
  60. 1) 0.577 us | p9_fd_poll [9pnet]();
  61. 1) 6.665 us | }
  62. 1) 0.730 us | p9_pollwake [9pnet]();
  63. 1) | p9_poll_workfn [9pnet]() {
  64. 1) 2.933 us | p9_fd_poll [9pnet]();
  65. 1) 3.955 us | }
  66. 1) | p9_read_work [9pnet]() {
  67. 1) 0.246 us | p9_tag_lookup [9pnet]();
  68. 1) 0.702 us | p9_fd_poll [9pnet]();
  69. 1) 8.926 us | }
  70. 1) | p9_read_work [9pnet]() {
  71. 1) 0.337 us | p9_fd_poll [9pnet]();
  72. 1) 2.510 us | }
  73. 1) 0.627 us | p9_pollwake [9pnet]();
  74. 1) | p9_poll_workfn [9pnet]() {
  75. 1) 2.611 us | p9_fd_poll [9pnet]();
  76. 1) 5.879 us | }
  77. 1) | p9_read_work [9pnet]() {
  78. 1) 2.412 us | p9_client_cb [9pnet]();
  79. 1) 8.512 us | }
  80. ------------------------------------------
  81. 2) kworker-8328 => mount-8764
  82. ------------------------------------------
  83.  
  84. 2) | p9_parse_header [9pnet]() {
  85. 2) 0.730 us | p9pdu_readf [9pnet]();
  86. 2) 1.838 us | }
  87. 2) | /* 9p_protocol_dump: clnt 18446612132799774720 P9_RVERSION(tag = 65535)
  88. 000: 13 00 00 00 65 ff ff 00 02 00 00 06 00 39 50 32
  89. 010: 30 30 30 02 00 00 00 00 00 00 00 00 00 00 00 00
  90. */
  91. 2) | /* 9p_client_res: client 18446612132799774720 response P9_TVERSION tag 65535 err 0 */
  92. 2) # 4187.806 us | } /* p9_client_rpc [9pnet] */
  93. 2) | p9pdu_readf [9pnet]() {
  94. 2) 0.169 us | p9pdu_readf [9pnet]();
  95. 2) 1.392 us | }
  96. 2) 0.197 us | p9_free_req.isra.10 [9pnet]();
  97. 2) # 4203.209 us | } /* p9_client_create [9pnet] */
  98. 2) | p9_client_attach [9pnet]() {
  99. 2) | p9_fid_create [9pnet]() {
  100. 2) 1.474 us | p9_idpool_get [9pnet]();
  101. 2) 2.434 us | }
  102. 2) | p9_client_rpc [9pnet]() {
  103. 2) | p9_client_prepare_req.part.11 [9pnet]() {
  104. 2) 0.258 us | p9_idpool_get [9pnet]();
  105. 2) 0.340 us | p9_fcall_alloc [9pnet]();
  106. 2) 0.060 us | p9_fcall_alloc [9pnet]();
  107. 2) 0.043 us | p9pdu_reset [9pnet]();
  108. 2) 0.060 us | p9pdu_reset [9pnet]();
  109. 2) | p9pdu_prepare [9pnet]() {
  110. 2) | p9pdu_writef [9pnet]() {
  111. 2) 0.413 us | p9pdu_vwritef [9pnet]();
  112. 2) 0.791 us | }
  113. 2) 1.536 us | }
  114. 2) | p9pdu_vwritef [9pnet]() {
  115. 2) | p9pdu_writef [9pnet]() {
  116. 2) 0.089 us | p9pdu_vwritef [9pnet]();
  117. 2) 0.487 us | }
  118. 2) | p9pdu_writef [9pnet]() {
  119. 2) 0.065 us | p9pdu_vwritef [9pnet]();
  120. 2) 0.384 us | }
  121. 2) 2.143 us | }
  122. 2) | p9pdu_finalize [9pnet]() {
  123. 2) | p9pdu_writef [9pnet]() {
  124. 2) 0.098 us | p9pdu_vwritef [9pnet]();
  125. 2) 0.420 us | }
  126. 2) | /* 9p_protocol_dump: clnt 18446612132799774720 P9_TATTACH(tag = 1)
  127. 000: 19 00 00 00 68 01 00 00 00 00 00 ff ff ff ff 06
  128. 010: 00 6e 6f 62 6f 64 79 00 00 00 00 00 00 00 00 00
  129. */
  130. 2) 0.885 us | }
  131. 2) | /* 9p_client_req: client 18446612132799774720 request P9_TATTACH tag 1 */
  132. 2) 9.666 us | }
  133. 2) 2.819 us | p9_fd_request [9pnet]();
  134. ------------------------------------------
  135. 2) mount-8764 => kworker-8328
  136. ------------------------------------------
  137.  
  138. 2) | p9_write_work [9pnet]() {
  139. 2) 0.420 us | p9_pollwake [9pnet]();
  140. 2) 8.948 us | }
  141. 2) | p9_poll_workfn [9pnet]() {
  142. 2) 0.432 us | p9_fd_poll [9pnet]();
  143. 2) 1.027 us | }
  144. 2) 0.228 us | p9_pollwake [9pnet]();
  145. 2) | p9_poll_workfn [9pnet]() {
  146. 2) 0.244 us | p9_fd_poll [9pnet]();
  147. 2) 0.966 us | }
  148. 1) 0.686 us | p9_pollwake [9pnet]();
  149. 1) | p9_poll_workfn [9pnet]() {
  150. 1) 2.784 us | p9_fd_poll [9pnet]();
  151. 1) 5.057 us | }
  152. 1) | p9_read_work [9pnet]() {
  153. 1) 0.542 us | p9_fd_poll [9pnet]();
  154. 1) 7.364 us | }
  155. 1) 0.360 us | p9_pollwake [9pnet]();
  156. 1) | p9_poll_workfn [9pnet]() {
  157. 1) 1.281 us | p9_fd_poll [9pnet]();
  158. 1) 3.166 us | }
  159. 1) | p9_read_work [9pnet]() {
  160. 1) 0.106 us | p9_tag_lookup [9pnet]();
  161. 1) 0.386 us | p9_fd_poll [9pnet]();
  162. 1) 6.617 us | }
  163. 1) | p9_read_work [9pnet]() {
  164. 1) 0.633 us | p9_fd_poll [9pnet]();
  165. 1) 3.471 us | }
  166. 0) 0.388 us | p9_pollwake [9pnet]();
  167. 0) | p9_poll_workfn [9pnet]() {
  168. 0) 0.919 us | p9_fd_poll [9pnet]();
  169. 0) 2.053 us | }
  170. 0) | p9_read_work [9pnet]() {
  171. 0) 1.317 us | p9_client_cb [9pnet]();
  172. 0) 4.550 us | }
  173. ------------------------------------------
  174. 2) kworker-8328 => mount-8764
  175. ------------------------------------------
  176.  
  177. 2) | p9_parse_header [9pnet]() {
  178. 2) 0.699 us | p9pdu_readf [9pnet]();
  179. 2) 1.662 us | }
  180. 2) | /* 9p_protocol_dump: clnt 18446612132799774720 P9_RATTACH(tag = 1)
  181. 000: 14 00 00 00 69 01 00 00 00 00 00 00 00 00 00 00
  182. 010: 00 00 00 80 00 00 00 00 00 00 00 00 00 00 00 00
  183. */
  184. 2) | /* 9p_client_res: client 18446612132799774720 response P9_TATTACH tag 1 err 0 */
  185. 2) # 4901.487 us | } /* p9_client_rpc [9pnet] */
  186. 2) | p9pdu_readf [9pnet]() {
  187. 2) 0.530 us | p9pdu_readf [9pnet]();
  188. 2) 1.527 us | }
  189. 2) | p9_free_req.isra.10 [9pnet]() {
  190. 2) 0.326 us | p9_idpool_check [9pnet]();
  191. 2) 0.397 us | p9_idpool_put [9pnet]();
  192. 2) 2.312 us | }
  193. 2) # 4910.110 us | } /* p9_client_attach [9pnet] */
  194. 2) | p9_client_stat [9pnet]() {
  195. 2) | p9_client_rpc [9pnet]() {
  196. 2) | p9_client_prepare_req.part.11 [9pnet]() {
  197. 2) 0.381 us | p9_idpool_get [9pnet]();
  198. 2) 0.054 us | p9pdu_reset [9pnet]();
  199. 2) 0.057 us | p9pdu_reset [9pnet]();
  200. 2) | p9pdu_prepare [9pnet]() {
  201. 2) | p9pdu_writef [9pnet]() {
  202. 2) 0.399 us | p9pdu_vwritef [9pnet]();
  203. 2) 1.205 us | }
  204. 2) 1.628 us | }
  205. 2) 0.122 us | p9pdu_vwritef [9pnet]();
  206. 2) | p9pdu_finalize [9pnet]() {
  207. 2) | p9pdu_writef [9pnet]() {
  208. 2) 0.065 us | p9pdu_vwritef [9pnet]();
  209. 2) 0.397 us | }
  210. 2) | /* 9p_protocol_dump: clnt 18446612132799774720 P9_TSTAT(tag = 1)
  211. 000: 0b 00 00 00 7c 01 00 00 00 00 00 ff ff ff ff 06
  212. 010: 00 6e 6f 62 6f 64 79 00 00 00 00 00 00 00 00 00
  213. */
  214. 2) 1.177 us | }
  215. 2) | /* 9p_client_req: client 18446612132799774720 request P9_TSTAT tag 1 */
  216. 2) 6.128 us | }
  217. 2) 2.552 us | p9_fd_request [9pnet]();
  218. ------------------------------------------
  219. 2) mount-8764 => kworker-8328
  220. ------------------------------------------
  221.  
  222. 2) | p9_write_work [9pnet]() {
  223. 2) 0.364 us | p9_pollwake [9pnet]();
  224. 2) 7.055 us | }
  225. 2) | p9_poll_workfn [9pnet]() {
  226. 2) 0.419 us | p9_fd_poll [9pnet]();
  227. 2) 1.514 us | }
  228. 1) 0.381 us | p9_pollwake [9pnet]();
  229. 1) | p9_poll_workfn [9pnet]() {
  230. 1) 0.687 us | p9_fd_poll [9pnet]();
  231. 1) 1.431 us | }
  232. 1) 0.388 us | p9_pollwake [9pnet]();
  233. 1) | p9_poll_workfn [9pnet]() {
  234. 1) 0.968 us | p9_fd_poll [9pnet]();
  235. 1) 1.966 us | }
  236. 1) | p9_read_work [9pnet]() {
  237. 1) 0.076 us | p9_tag_lookup [9pnet]();
  238. 1) 0.288 us | p9_fd_poll [9pnet]();
  239. 1) 4.903 us | }
  240. 1) | p9_read_work [9pnet]() {
  241. 1) 0.293 us | p9_fd_poll [9pnet]();
  242. 1) 1.672 us | }
  243. 1) 0.787 us | p9_pollwake [9pnet]();
  244. 1) | p9_poll_workfn [9pnet]() {
  245. 1) 2.741 us | p9_fd_poll [9pnet]();
  246. 1) 3.839 us | }
  247. 1) | p9_read_work [9pnet]() {
  248. 1) 0.777 us | p9_fd_poll [9pnet]();
  249. 1) 8.357 us | }
  250. 1) 0.698 us | p9_pollwake [9pnet]();
  251. 1) | p9_poll_workfn [9pnet]() {
  252. 1) 2.736 us | p9_fd_poll [9pnet]();
  253. 1) 3.801 us | }
  254. 1) | p9_read_work [9pnet]() {
  255. 1) 0.669 us | p9_fd_poll [9pnet]();
  256. 1) 8.207 us | }
  257. 0) 0.290 us | p9_pollwake [9pnet]();
  258. 0) | p9_poll_workfn [9pnet]() {
  259. 0) 1.154 us | p9_fd_poll [9pnet]();
  260. 0) 2.131 us | }
  261. 0) | p9_read_work [9pnet]() {
  262. 0) 0.348 us | p9_fd_poll [9pnet]();
  263. 0) 3.976 us | }
  264. 1) 1.099 us | p9_pollwake [9pnet]();
  265. 1) | p9_poll_workfn [9pnet]() {
  266. 1) 3.921 us | p9_fd_poll [9pnet]();
  267. 1) 6.111 us | }
  268. 1) | p9_read_work [9pnet]() {
  269. 1) 0.348 us | p9_fd_poll [9pnet]();
  270. 1) 6.292 us | }
  271. 1) 0.753 us | p9_pollwake [9pnet]();
  272. 1) | p9_poll_workfn [9pnet]() {
  273. 1) 3.255 us | p9_fd_poll [9pnet]();
  274. 1) 4.988 us | }
  275. 1) | p9_read_work [9pnet]() {
  276. 1) 2.103 us | p9_client_cb [9pnet]();
  277. 1) + 10.027 us | }
  278. ------------------------------------------
  279. 2) kworker-8328 => mount-8764
  280. ------------------------------------------
  281.  
  282. 2) | p9_parse_header [9pnet]() {
  283. 2) 1.246 us | p9pdu_readf [9pnet]();
  284. 2) 2.239 us | }
  285. 2) | /* 9p_protocol_dump: clnt 18446612132799774720 P9_RSTAT(tag = 1)
  286. 000: 42 00 00 00 7d 01 00 3b 00 ef be ee ff c0 da 80
  287. 010: 00 00 00 00 00 00 00 00 00 00 00 00 9a 02 00 80
  288. */
  289. 2) | /* 9p_client_res: client 18446612132799774720 response P9_TSTAT tag 1 err 0 */
  290. 2) # 7079.381 us | } /* p9_client_rpc [9pnet] */
  291. 2) | p9pdu_readf [9pnet]() {
  292. 2) | p9pdu_readf [9pnet]() {
  293. 2) 0.334 us | p9pdu_readf [9pnet]();
  294. 2) 0.093 us | p9pdu_readf [9pnet]();
  295. 2) 2.924 us | }
  296. 2) 0.113 us | p9stat_free [9pnet]();
  297. 2) 4.350 us | }
  298. 2) | /* 9p_protocol_dump: clnt 18446612132799774720 P9_RSTAT(tag = 1)
  299. 000: 42 00 00 00 7d 01 00 3b 00 ef be ee ff c0 da 80
  300. 010: 00 00 00 00 00 00 00 00 00 00 00 00 9a 02 00 80
  301. */
  302. 2) | p9_free_req.isra.10 [9pnet]() {
  303. 2) 0.403 us | p9_idpool_check [9pnet]();
  304. 2) 0.421 us | p9_idpool_put [9pnet]();
  305. 2) 2.236 us | }
  306. 2) # 7088.444 us | } /* p9_client_stat [9pnet] */
  307. 2) | p9_client_clunk [9pnet]() {
  308. 2) | p9_client_rpc [9pnet]() {
  309. 2) | p9_client_prepare_req.part.11 [9pnet]() {
  310. 2) 0.753 us | p9_idpool_get [9pnet]();
  311. 2) 0.046 us | p9pdu_reset [9pnet]();
  312. 2) 0.038 us | p9pdu_reset [9pnet]();
  313. 2) | p9pdu_prepare [9pnet]() {
  314. 2) | p9pdu_writef [9pnet]() {
  315. 2) 0.473 us | p9pdu_vwritef [9pnet]();
  316. 2) 0.798 us | }
  317. 2) 1.219 us | }
  318. 2) 0.148 us | p9pdu_vwritef [9pnet]();
  319. 2) | p9pdu_finalize [9pnet]() {
  320. 2) | p9pdu_writef [9pnet]() {
  321. 2) 0.065 us | p9pdu_vwritef [9pnet]();
  322. 2) 0.378 us | }
  323. 2) | /* 9p_protocol_dump: clnt 18446612132799774720 P9_TCLUNK(tag = 1)
  324. 000: 0b 00 00 00 78 01 00 00 00 00 00 ff ff ff ff 06
  325. 010: 00 6e 6f 62 6f 64 79 00 00 00 00 00 00 00 00 00
  326. */
  327. 2) 1.344 us | }
  328. 2) | /* 9p_client_req: client 18446612132799774720 request P9_TCLUNK tag 1 */
  329. 2) 6.464 us | }
  330. 2) 2.986 us | p9_fd_request [9pnet]();
  331. ------------------------------------------
  332. 2) mount-8764 => kworker-8328
  333. ------------------------------------------
  334.  
  335. 2) | p9_write_work [9pnet]() {
  336. 2) 0.390 us | p9_pollwake [9pnet]();
  337. 2) 8.701 us | }
  338. 2) | p9_poll_workfn [9pnet]() {
  339. 2) 0.392 us | p9_fd_poll [9pnet]();
  340. 2) 1.129 us | }
  341. 1) 0.374 us | p9_pollwake [9pnet]();
  342. 1) | p9_poll_workfn [9pnet]() {
  343. 1) 0.494 us | p9_fd_poll [9pnet]();
  344. 1) 1.266 us | }
  345. 1) 0.749 us | p9_pollwake [9pnet]();
  346. 1) | p9_poll_workfn [9pnet]() {
  347. 1) 3.017 us | p9_fd_poll [9pnet]();
  348. 1) 4.137 us | }
  349. 1) | p9_read_work [9pnet]() {
  350. 1) 0.307 us | p9_tag_lookup [9pnet]();
  351. 1) 1.986 us | p9_client_cb [9pnet]();
  352. 1) + 11.586 us | }
  353. ------------------------------------------
  354. 2) kworker-8328 => mount-8764
  355. ------------------------------------------
  356.  
  357. 2) | p9_parse_header [9pnet]() {
  358. 2) 1.143 us | p9pdu_readf [9pnet]();
  359. 2) 2.412 us | }
  360. 2) | /* 9p_protocol_dump: clnt 18446612132799774720 P9_RCLUNK(tag = 1)
  361. 000: 07 00 00 00 79 01 00 3b 00 ef be ee ff c0 da 80
  362. 010: 00 00 00 00 00 00 00 00 00 00 00 00 9a 02 00 80
  363. */
  364. 2) | /* 9p_client_res: client 18446612132799774720 response P9_TCLUNK tag 1 err 0 */
  365. 2) # 1986.673 us | } /* p9_client_rpc [9pnet] */
  366. 2) | p9_free_req.isra.10 [9pnet]() {
  367. 2) 0.515 us | p9_idpool_check [9pnet]();
  368. 2) 0.503 us | p9_idpool_put [9pnet]();
  369. 2) 3.114 us | }
  370. 2) | p9_fid_destroy [9pnet]() {
  371. 2) 0.551 us | p9_idpool_put [9pnet]();
  372. 2) 2.931 us | }
  373. 2) # 1995.794 us | } /* p9_client_clunk [9pnet] */
  374. 2) 0.154 us | p9_client_disconnect [9pnet]();
  375. 2) | p9_client_destroy [9pnet]() {
  376. 2) | p9_fd_close [9pnet]() {
  377. 2) 0.198 us | p9_conn_cancel [9pnet]();
  378. 2) 2.884 us | }
  379. 2) 0.440 us | p9_idpool_destroy [9pnet]();
  380. 2) 0.168 us | p9_idpool_put [9pnet]();
  381. 2) 0.084 us | p9_idpool_destroy [9pnet]();
  382. 2) + 13.953 us | }
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