229424 2021-08-23 14:55:27 -0700 [ Catalina EWS ] http/tests/media/hls/range-request.html is a flaky failure 2021-09-14 15:42:26 -0700 1 1 1 Unclassified WebKit Media WebKit Nightly Build Unspecified Unspecified RESOLVED FIXED InRadar P2 Normal --- 1 ayumi_kojima webkit-unassigned eric.carlson jer.noble webkit-bot-watchers-bugzilla webkit-bug-importer oldest_to_newest 1786573 0 ayumi_kojima 2021-08-23 14:55:27 -0700 http/tests/media/hls/range-request.html Is a flaky failure on macOS-Catalina-Release-WK2-Tests-EWS. It appears that the flaky failure started at this build: https://ews-build.webkit.org/#/builders/59/builds/13113 The failure is also seen on the open source directory. History: https://results.webkit.org/?suite=layout-tests&test=http/tests/media/hls/range-request.html Diff: --- /Volumes/Data/worker/catalina-debug-tests-wk2/build/layout-test-results/http/tests/media/hls/range-request-expected.txt +++ /Volumes/Data/worker/catalina-debug-tests-wk2/build/layout-test-results/http/tests/media/hls/range-request-actual.txt @@ -1,3 +1,6 @@ EVENT(playing) +EVENT(playing) +EVENT(playing) +EVENT(playing) 1786575 1 webkit-bug-importer 2021-08-23 14:56:47 -0700 <rdar://problem/82262926> 1786605 2 ayumi_kojima 2021-08-23 16:45:44 -0700 On the history, the test first started failing at r280841 on gpuprocess and started seeing more consistent failure at r281193. I was able to reproduce the failure at TOT and r280700 using: run-webkit-tests --iterations 50 --exit-after-n-failures 1 --exit-after-n-crashes-or-timeouts 1 http/tests/media/hls/range-request.html Will continue on my research. 1786612 3 ayumi_kojima 2021-08-23 16:52:52 -0700 In the meantime, marked expectations here https://trac.webkit.org/changeset/281478/webkit 1793476 4 ayumi_kojima 2021-09-14 15:42:21 -0700 This seems fixed. Removed the expectation and closing the bug: https://trac.webkit.org/changeset/282418/webkit