CQ stats for the week of Aug 11, 2014

[Sergey Berezin]

CQ users:         116 out of    119 total committers  97.48%

  Committed       417 out of    473 commits           88.16%. Last week: 84.54%.

Manual committers:     16 out of all    119 users    13.45%

  Committed            56 out of        473 commits  11.84%

Total time tree open: 135 hours of 140 hours (96.72%)

Found 863 issues (in the 4300 most recent issues).

 617 issues (71.5%, 699 patchsets) were tried the CQ, resulting in

1166 CQ attempts, 241 (20.7%) of which are auto-retries.

 510 patches (73.0% of tried patchsets) were committed by CQ,

  11 patches (1.6% of tried patchsets) were committed manually (gave up).

  75 issues (12.2% of tried issues) were marked NOTRY.

Mean duration of CQ trying a patch is 3:54:48 (235 min). Last week: 305 min.

Median duration of CQ trying a patch is 1:08:51 (69 min). Last week: 116 min.

NOTE: change of stats, automatic retries now count as false-negatives.

324 CQ starts (27.8% of 1166 CQ attempts) were due to a previous false-negative

  (CQ landed a patch it previously rejected), 83 of which (7.1% of 1166 CQ attempts) were manual retry:

 299 patchsets (58.6%) committed in  1 CQ attempts

 133 patchsets (26.1%) committed in  2 CQ attempts

  48 patchsets (9.4%) committed in  3 CQ attempts

  16 patchsets (3.1%) committed in  4 CQ attempts

   9 patchsets (1.8%) committed in  5 CQ attempts

   1 patchsets (0.2%) committed in  6 CQ attempts

   2 patchsets (0.4%) committed in  7 CQ attempts

Patches which eventually land percentiles:

  10:  0.7 hrs,  1 attempts

  25:  1.0 hrs,  1 attempts

  50:  1.3 hrs,  1 attempts

  75:  2.3 hrs,  2 attempts

  90:  4.2 hrs,  3 attempts

  95:  5.9 hrs,  4 attempts

  99:  8.5 hrs,  5 attempts

Total try jobs: 17539, by CQ: 10227 (58.3%), unknown: 154 (0.9%)

Top flaky builders (which fail and succeed in the same patchset):

Builder Name                             Succeeded       Flaky Failures  Flakiness (%)  

----------------------------------------------------------------------------------------

win_blink_rel                            725             252             25.8           

linux_blink_rel                          824             104             11.2           

linux_blink_dbg                          763             89              10.4           

mac_blink_rel                            803             61              7.1            

mac_blink_dbg                            49              3               5.8            

linux_chromium_gn_rel                    786             47              5.6            

blink_presubmit                          614             26              4.1            

linux_gpu_triggered_tests                798             31              3.7            

mac_gpu_retina_triggered_tests           799             28              3.4            

win_blink_compile_dbg                    832             27              3.1            

mac_gpu_triggered_tests                  805             22              2.7            

win_gpu_triggered_tests                  790             20              2.5            

linux_gpu                                839             21              2.4            

mac_blink_compile_dbg                    848             19              2.2            

mac_gpu                                  834             16              1.9            

android_blink_compile_dbg                804             13              1.6            

android_blink_compile_rel                801             12              1.5            

win_gpu                                  821             12              1.4            

android_chromium_gn_compile_rel          820             11              1.3            

Redundant successful jobs: 225 (1.3%)

Repeated failed jobs: 737 (4.2%)

Pending jobs: 0 (0.0%)

Please file CQ bugs at crbug.com, labels "Infra" "Build-CommitQueue", "Cr-Blink".

Thank you,

-- Sergey.