Messages in this thread | | | Date | Tue, 19 Apr 2022 22:15:09 +0200 | From | Jiri Olsa <> | Subject | Re: [RFC PATCH v2 0/7] libperf: Add interface for overflow check of sampling events |
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On Mon, Apr 11, 2022 at 08:23:54AM +0000, nakamura.shun@fujitsu.com wrote: > Hi jirka > > Sorry for the late reply. > > > > > > > Shunsuke Nakamura (7): > > > libperf tests: Fix typo in the error message > > > libperf: Move 'open_flags' from tools/perf to evsel::open_flags > > > libperf: Add perf_evsel__{refresh, period}() functions > > > libperf: Introduce perf_{evsel, evlist}__open_opt with extensible > > > struct opts > > > libperf: Add perf_evsel__check_overflow() functions > > > libperf test: Add test_stat_overflow() > > > libperf test: Add test_stat_overflow_event() > > > > I'm getting: > > > > [root@krava perf]# make tests > > running static: > > - running tests/test-cpumap.c...OK > > - running tests/test-threadmap.c...OK > > - running tests/test-evlist.c...OK > > - running tests/test-evsel.c...FAILED tests/test-evsel.c:286 failed to overflow > > count FAILED tests/test-evsel.c:286 failed to overflow count > > FAILED (2) > > FAILED tests/main.c:13 test evsel > > make: *** [Makefile:162: tests] Error 255 > > > Thanks for telling me. > However, we could not reproduce the test failure in our environment. > Could you please tell me the results of your test with the addition of V=1?
sorry, forgot to answer this one..
[root@krava perf]# LD_LIBRARY_PATH=. ./tests-shared -v - running tests/test-cpumap.c...OK - running tests/test-threadmap.c...OK - running tests/test-evlist.c... Event 0 -- Raw count = 231217013, run = 10196083, enable = 22183091 Scaled count = 503046909 (45.96%, 10196083/22183091) Event 1 -- Raw count = 247219790, run = 10946246, enable = 22182044 Scaled count = 500979080 (49.35%, 10946246/22182044) Event 2 -- Raw count = 268999685, run = 11943490, enable = 22180868 Scaled count = 499573115 (53.85%, 11943490/22180868) Event 3 -- Raw count = 291383974, run = 12941069, enable = 22179798 Scaled count = 499405241 (58.35%, 12941069/22179798) Event 4 -- Raw count = 314293846, run = 13938576, enable = 22178649 Scaled count = 500095052 (62.85%, 13938576/22178649) Event 5 -- Raw count = 337393782, run = 14935798, enable = 22177192 Scaled count = 500974014 (67.35%, 14935798/22177192) Event 6 -- Raw count = 360218294, run = 15933314, enable = 22175507 Scaled count = 501340982 (71.85%, 15933314/22175507) Event 7 -- Raw count = 365516630, run = 16179860, enable = 22173686 Scaled count = 500922194 (72.97%, 16179860/22173686) Event 8 -- Raw count = 365180177, run = 16178058, enable = 22171705 Scaled count = 500472130 (72.97%, 16178058/22171705) Event 9 -- Raw count = 341205844, run = 15233252, enable = 22169603 Scaled count = 496571454 (68.71%, 15233252/22169603) Event 10 -- Raw count = 318204949, run = 14234754, enable = 22167081 Scaled count = 495524887 (64.22%, 14234754/22167081) Event 11 -- Raw count = 296671131, run = 13236210, enable = 22164791 Scaled count = 496792783 (59.72%, 13236210/22164791) Event 12 -- Raw count = 276639189, run = 12237128, enable = 22162629 Scaled count = 501020477 (55.22%, 12237128/22162629) Event 13 -- Raw count = 255437518, run = 11238588, enable = 22160497 Scaled count = 503677361 (50.71%, 11238588/22160497) Event 14 -- Raw count = 232427791, run = 10239844, enable = 22158353 Scaled count = 502958545 (46.21%, 10239844/22158353) Expected: 500221918 High: 503677361 Low: 231217013 Average: 500223614 Average Error = 0.00% Event 0 -- overflow flag = 0x1, POLL_UP = 1, other signal event = 0 Event 1 -- overflow flag = 0x2, POLL_UP = 1, other signal event = 0 Event 2 -- overflow flag = 0x4, POLL_UP = 1, other signal event = 0 Event 3 -- overflow flag = 0x8, POLL_UP = 1, other signal event = 0 OK - running tests/test-evsel.c... loop = 65536, count = 328183 loop = 131072, count = 655863 loop = 262144, count = 1320613 loop = 524288, count = 2621943 loop = 1048576, count = 5243383 loop = 65536, count = 66349 loop = 131072, count = 131789 loop = 262144, count = 264697 loop = 524288, count = 528484 loop = 1048576, count = 1056485 period = 1000000 overflow limit = 3, overflow count = 2, POLL_IN = 2, POLL_UP = 0, other signal event = 0 FAILED tests/test-evsel.c:286 failed to overflow count period = 1000000 overflow limit = 3, overflow count = 5, POLL_IN = 4, POLL_UP = 1, other signal event = 0 FAILED tests/test-evsel.c:286 failed to overflow count FAILED (2) FAILED tests/main.c:13 test evsel
jirka
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