google chrome のマスタープロセスが cpu100% になった時の strace の撮り比べ、 poll だけに注目すると起きる頻度が違うなと。fd=12 起きすぎ？

ng.poll.strace

14:35:16.290028 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000007>
14:35:16.290184 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 12405) = 1 ([{fd=12, revents=POLLIN}]) <0.000941>
14:35:16.291406 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000005>
14:35:16.291616 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 12404) = 1 ([{fd=12, revents=POLLIN}]) <0.000006>
14:35:16.291842 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000006>
14:35:16.292009 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 12404) = 1 ([{fd=12, revents=POLLIN}]) <0.000539>
14:35:16.292740 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000005>
14:35:16.292919 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 12403) = 1 ([{fd=12, revents=POLLIN}]) <0.000006>
14:35:16.293129 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000006>
14:35:16.293240 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 12402) = 1 ([{fd=12, revents=POLLIN}]) <0.000559>
14:35:16.294001 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000007>
14:35:16.294236 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 12401) = 1 ([{fd=12, revents=POLLIN}]) <0.000006>
14:35:16.294374 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000006>
14:35:16.294482 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 12401) = 1 ([{fd=12, revents=POLLIN}]) <0.000448>
14:35:16.295196 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000007>
14:35:16.295448 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 12400) = 1 ([{fd=12, revents=POLLIN}]) <0.000006>
14:35:16.295597 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000005>
14:35:16.295711 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 12400) = 1 ([{fd=12, revents=POLLIN}]) <0.000368>
14:35:16.296273 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000005>
14:35:16.296435 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 12399) = 1 ([{fd=12, revents=POLLIN}]) <0.000006>
14:35:16.296629 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000006>
14:35:16.296745 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 12399) = 1 ([{fd=12, revents=POLLIN}]) <0.000554>
14:35:16.297497 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000006>
14:35:16.297719 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 12398) = 1 ([{fd=12, revents=POLLIN}]) <0.000007>
14:35:16.297857 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000006>
14:35:16.297970 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 12398) = 1 ([{fd=12, revents=POLLIN}]) <0.000439>
14:35:16.298653 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000007>
14:35:16.298900 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 12397) = 1 ([{fd=12, revents=POLLIN}]) <0.000006>
14:35:16.299050 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000005>
14:35:16.299165 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 12396) = 1 ([{fd=12, revents=POLLIN}]) <0.000357>
14:35:16.299713 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000005>
14:35:16.299936 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 12396) = 1 ([{fd=12, revents=POLLIN}]) <0.000006>
14:35:16.300091 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000005>
14:35:16.300206 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 12395) = 1 ([{fd=12, revents=POLLIN}]) <0.000339>
14:35:16.300732 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000005>
14:35:16.300984 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 12395) = 1 ([{fd=12, revents=POLLIN}]) <0.000006>
14:35:16.301125 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000006>
14:35:16.301234 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 12394) = 1 ([{fd=12, revents=POLLIN}]) <0.000445>
14:35:16.301878 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000006>
14:35:16.302126 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 12394) = 1 ([{fd=12, revents=POLLIN}]) <0.000006>
14:35:16.302302 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000005>
14:35:16.302418 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 12393) = 1 ([{fd=12, revents=POLLIN}]) <0.000341>
14:35:16.302946 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000005>
14:35:16.303232 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 12392) = 1 ([{fd=12, revents=POLLIN}]) <0.000006>
14:35:16.303372 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000006>
14:35:16.303482 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 12392) = 1 ([{fd=12, revents=POLLIN}]) <0.000442>
14:35:16.304118 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000006>
14:35:16.304355 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 12391) = 1 ([{fd=12, revents=POLLIN}]) <0.000006>
14:35:16.304499 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000006>
14:35:16.304644 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 12391) = 1 ([{fd=12, revents=POLLIN}]) <0.000334>
14:35:16.305176 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000005>
14:35:16.305422 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 12390) = 1 ([{fd=12, revents=POLLIN}]) <0.000007>
14:35:16.305563 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000006>
14:35:16.305674 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 12390) = 1 ([{fd=12, revents=POLLIN}]) <0.000489>
14:35:16.306559 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 1 ([{fd=12, revents=POLLIN}]) <0.000005>
14:35:16.306758 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000006>
14:35:16.306871 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 12389) = 1 ([{fd=12, revents=POLLIN}]) <0.000552>
14:35:16.307615 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000006>
14:35:16.307833 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 12388) = 1 ([{fd=12, revents=POLLIN}]) <0.000007>
14:35:16.307984 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000006>
14:35:16.308098 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 12388) = 1 ([{fd=12, revents=POLLIN}]) <0.000439>
14:35:16.308716 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000006>
14:35:16.308930 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 12387) = 1 ([{fd=12, revents=POLLIN}]) <0.000006>
14:35:16.309074 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000006>
14:35:16.309185 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 12386) = 1 ([{fd=12, revents=POLLIN}]) <0.000440>
14:35:16.309897 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 1 ([{fd=12, revents=POLLIN}]) <0.000040>
14:35:16.310148 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000006>
14:35:16.310259 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 12385) = 1 ([{fd=12, revents=POLLIN}]) <0.000543>
14:35:16.311009 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 1 ([{fd=12, revents=POLLIN}]) <0.000037>
14:35:16.311281 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000005>
14:35:16.311401 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 12384) = 1 ([{fd=12, revents=POLLIN}]) <0.000493>
14:35:16.312090 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000005>
14:35:16.312253 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 12383) = 1 ([{fd=12, revents=POLLIN}]) <0.000005>
14:35:16.312448 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000006>
14:35:16.312562 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 12383) = 1 ([{fd=12, revents=POLLIN}]) <0.000555>
14:35:16.313317 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000007>
14:35:16.313573 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 12382) = 1 ([{fd=12, revents=POLLIN}]) <0.000007>
14:35:16.313715 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000006>
14:35:16.313825 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 12382) = 1 ([{fd=12, revents=POLLIN}]) <0.000456>
14:35:16.314498 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000011>
14:35:16.314762 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 12381) = 1 ([{fd=12, revents=POLLIN}]) <0.000006>
14:35:16.314910 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000006>
14:35:16.315048 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 12381) = 1 ([{fd=12, revents=POLLIN}]) <0.000326>
14:35:16.315600 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000007>
14:35:16.315850 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 12380) = 1 ([{fd=12, revents=POLLIN}]) <0.000007>
14:35:16.316041 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000006>
14:35:16.316190 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 12379) = 1 ([{fd=12, revents=POLLIN}]) <0.000462>
14:35:16.316860 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000006>
14:35:16.317114 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 12379) = 1 ([{fd=12, revents=POLLIN}]) <0.000006>
14:35:16.317253 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000006>
14:35:16.317364 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 12378) = 1 ([{fd=12, revents=POLLIN}]) <0.000443>
14:35:16.317999 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000006>
14:35:16.318233 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 12377) = 1 ([{fd=12, revents=POLLIN}]) <0.000007>
14:35:16.318374 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000006>
14:35:16.318485 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 12377) = 1 ([{fd=12, revents=POLLIN}]) <0.000441>
14:35:16.319135 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000006>
14:35:16.319389 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 12376) = 1 ([{fd=12, revents=POLLIN}]) <0.000006>
14:35:16.319577 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000006>
14:35:16.319723 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 12376) = 1 ([{fd=12, revents=POLLIN}]) <0.000483>
14:35:16.320422 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000005>

ok.poll.strace

14:02:12.302296 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000025>
14:02:12.302902 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 210) = 0 (Timeout) <0.211346>
14:02:12.516354 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000027>
14:02:12.517037 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 24) = 0 (Timeout) <0.024369>
14:02:12.545768 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000035>
14:02:12.546662 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000030>
14:02:12.547894 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000044>
14:02:12.548712 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000006>
14:02:12.548920 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000006>
14:02:12.549138 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000006>
14:02:12.549339 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000006>
14:02:12.551578 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 1 ([{fd=12, revents=POLLIN}]) <0.000007>
14:02:12.551853 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000007>
14:02:12.552066 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 1) = 0 (Timeout) <0.001065>
14:02:12.553375 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000007>
14:02:12.553620 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 962) = 1 ([{fd=12, revents=POLLIN}]) <0.002142>
14:02:12.556079 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000007>
14:02:12.556835 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000009>
14:02:12.557079 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 959) = 1 ([{fd=12, revents=POLLIN}]) <0.000008>
14:02:12.557667 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000006>
14:02:12.558107 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000017>
14:02:12.558678 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 15) = 0 (Timeout) <0.015165>
14:02:12.574734 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 1 ([{fd=12, revents=POLLIN}]) <0.000012>
14:02:12.575076 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000008>
14:02:12.575329 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000007>
14:02:12.575562 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 940) = 1 ([{fd=12, revents=POLLIN}]) <0.724451>
14:02:13.301939 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000025>
14:02:13.302560 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 213) = 0 (Timeout) <0.213545>
14:02:13.517876 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000033>
14:02:13.518527 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 24) = 0 (Timeout) <0.025183>
14:02:13.548223 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000028>
14:02:13.549006 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000020>
14:02:13.549765 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000023>
14:02:13.550613 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000021>
14:02:13.551134 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000007>
14:02:13.553453 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000006>
14:02:13.553671 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000006>
14:02:13.553881 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000006>
14:02:13.554341 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000007>
14:02:13.554534 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000006>
14:02:13.554729 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000006>
14:02:13.554911 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 1) = 0 (Timeout) <0.001065>
14:02:13.556226 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000006>
14:02:13.556414 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 961) = 1 ([{fd=12, revents=POLLIN}]) <0.000349>
14:02:13.557002 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000006>
14:02:13.558046 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000010>
14:02:13.558382 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000007>
14:02:13.558725 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000008>
14:02:13.558923 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 16) = 0 (Timeout) <0.016175>
14:02:13.576033 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 1 ([{fd=12, revents=POLLIN}]) <0.000014>
14:02:13.576432 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000009>
14:02:13.576718 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000009>
14:02:13.576981 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 941) = 1 ([{fd=12, revents=POLLIN}]) <0.722094>
14:02:14.300913 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000048>
14:02:14.301542 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 216) = 0 (Timeout) <0.217315>
14:02:14.520570 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000024>
14:02:14.521166 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 24) = 0 (Timeout) <0.025182>
14:02:14.550184 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000031>
14:02:14.550886 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000025>
14:02:14.551532 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000025>
14:02:14.552199 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000028>
14:02:14.552814 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000025>
14:02:14.555611 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000007>
14:02:14.555839 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000006>
14:02:14.556485 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000007>
14:02:14.557423 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000007>
14:02:14.557631 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000006>
14:02:14.557835 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 962) = 1 ([{fd=12, revents=POLLIN}]) <0.001923>
14:02:14.560182 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000007>
14:02:14.560455 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000007>
14:02:14.560645 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 960) = 1 ([{fd=12, revents=POLLIN}]) <0.000394>
14:02:14.561300 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000006>
14:02:14.562067 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000008>
14:02:14.562307 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000006>
14:02:14.562842 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000006>
14:02:14.563138 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000016>
14:02:14.563610 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000028>
14:02:14.564105 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 956) = 1 ([{fd=12, revents=POLLIN}]) <0.012714>
14:02:14.578672 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000024>
14:02:14.579331 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 14) = 0 (Timeout) <0.014150>
14:02:14.594635 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000024>
14:02:14.595269 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 925) = 1 ([{fd=12, revents=POLLIN}]) <0.704171>
14:02:15.301375 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000021>
14:02:15.301926 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 218) = 0 (Timeout) <0.219293>
14:02:15.522703 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000021>
14:02:15.523256 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 22) = 0 (Timeout) <0.023165>
14:02:15.548019 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000022>
14:02:15.551141 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000030>
14:02:15.551922 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000025>
14:02:15.552681 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000024>
14:02:15.553477 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000023>
14:02:15.553845 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000007>
14:02:15.556135 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000008>
14:02:15.556348 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000006>
14:02:15.556589 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000006>
14:02:15.556898 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000008>
14:02:15.557152 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 3) = 1 ([{fd=12, revents=POLLIN}]) <0.002494>
14:02:15.559974 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000007>
14:02:15.560365 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 0 (Timeout) <0.000008>
14:02:15.560901 poll([{fd=11, events=POLLIN}, {fd=12, events=POLLIN}, {fd=24, events=POLLIN}, {fd=32, events=POLLIN}], 4, 0) = 1 ([{fd=12, revents=POLLIN}]) <0.000007>