The result ramp_up_down_up_3streams_rtx occurs in two different tests. That causes issues with the performance graph as a race condition causes them to sometimes render in reversed order. Also it means only the result of one of the tests show up.
Relevant log lines:
[ RUN ] RampUpTest.UpDownUpAbsSendTimeSimulcastRedRtx
RESULT ramp_up_down_up_3streams_rtx: first_rampup= 146 ms
RESULT ramp_up_down_up_3streams_rtx: rampdown= 2224 ms
RESULT ramp_up_down_up_3streams_rtx: second_rampup= 85427 ms
...
[ RUN ] RampUpTest.UpDownUpTransportSequenceNumberRtx
RESULT ramp_up_down_up_3streams_rtx: first_rampup= 131 ms
RESULT ramp_up_down_up_3streams_rtx: rampdown= 1770 ms
RESULT ramp_up_down_up_3streams_rtx: second_rampup= 29452 ms
https://luci-logdog.appspot.com/v/?s=chromium%2Fbb%2Fclient.webrtc.perf%2FAndroid32_Tests__L_Nexus4_%2F1540%2F%2B%2Frecipes%2Fsteps%2Fwebrtc_perf_tests%2F0%2Fstdout
Comment 1 by srte@chromium.org
, Jun 27 2017