235325 2022-01-18 12:39:12 -0800 Add a data URL resource loader performance test 2022-01-19 12:01:15 -0800 1 1 1 Unclassified WebKit Media WebKit Nightly Build Unspecified Unspecified RESOLVED FIXED https://bugs.webkit.org/show_bug.cgi?id=234940 InRadar P2 Normal --- 1 peng.liu6 peng.liu6 eric.carlson ews-watchlist glenn jer.noble philipj sergio webkit-bug-importer oldest_to_newest 1831767 0 peng.liu6 2022-01-18 12:39:12 -0800 We fixed bug #234940 but did not add a regression test. 1831774 1 449412 peng.liu6 2022-01-18 12:57:51 -0800 Created attachment 449412 Patch 1831780 2 449412 eric.carlson 2022-01-18 13:12:58 -0800 Comment on attachment 449412 Patch View in context: https://bugs.webkit.org/attachment.cgi?id=449412&action=review > LayoutTests/media/video-src-blob-perf.html:19 > + failTest("Loading a data URL takes too long time."); It might be helpful to log the multiple when the test fails, to help diagnose failures in case the test is flaky in some situations. > LayoutTests/media/video-src-blob-perf.html:43 > + video1.src = url; > + start1 = Date.now(); It might be more accurate to set the source of both elements after the data url has been created. > LayoutTests/media/video-src-blob-perf.html:60 > + setTimeout(() => failTest("Cannot complete the test in 5 seconds."), 5000); Even normal tests sometimes take more than five seconds on a heavily loaded bot, so I would increase the timeout significantly (10 sec?) 1831799 3 449412 peng.liu6 2022-01-18 13:45:25 -0800 Comment on attachment 449412 Patch View in context: https://bugs.webkit.org/attachment.cgi?id=449412&action=review >> LayoutTests/media/video-src-blob-perf.html:19 >> + failTest("Loading a data URL takes too long time."); > > It might be helpful to log the multiple when the test fails, to help diagnose failures in case the test is flaky in some situations. Good point! Will fix it. >> LayoutTests/media/video-src-blob-perf.html:43 >> + start1 = Date.now(); > > It might be more accurate to set the source of both elements after the data url has been created. Agree. Actually, after this change, the multiple is about 2 in my local tests. >> LayoutTests/media/video-src-blob-perf.html:60 >> + setTimeout(() => failTest("Cannot complete the test in 5 seconds."), 5000); > > Even normal tests sometimes take more than five seconds on a heavily loaded bot, so I would increase the timeout significantly (10 sec?) Good point! 1831802 4 449418 peng.liu6 2022-01-18 13:48:13 -0800 Created attachment 449418 [fast-cq] Patch for landing 1832114 5 ews-feeder 2022-01-19 11:45:28 -0800 Committed r288221 (246181@main): <https://commits.webkit.org/246181@main> All reviewed patches have been landed. Closing bug and clearing flags on attachment 449418. 1832128 6 webkit-bug-importer 2022-01-19 12:01:15 -0800 <rdar://problem/87784063> 449412 2022-01-18 12:57:51 -0800 2022-01-18 13:12:58 -0800 Patch bug-235325-20220118125751.patch text/plain 4173 peng.liu6 U3VidmVyc2lvbiBSZXZpc2lvbjogMjg4MTE3CmRpZmYgLS1naXQgYS9MYXlvdXRUZXN0cy9DaGFu Z2VMb2cgYi9MYXlvdXRUZXN0cy9DaGFuZ2VMb2cKaW5kZXggMTRhMzRiZTQwZjQxYjBkYTExMWRi NDg5NzQ2YmVmNDZkNThiMjkxZi4uNjliZjM1Nzk4ZTdkOTIxOTgwZDc2ZDA1NjI0ZDU3ZWI5YTgz MjgyZCAxMDA2NDQKLS0tIGEvTGF5b3V0VGVzdHMvQ2hhbmdlTG9nCisrKyBiL0xheW91dFRlc3Rz L0NoYW5nZUxvZwpAQCAtMSwzICsxLDE3IEBACisyMDIyLTAxLTE4ICBQZW5nIExpdSAgPHBlbmcu bGl1NkBhcHBsZS5jb20+CisKKyAgICAgICAgQWRkIGEgZGF0YSBVUkwgcmVzb3VyY2UgbG9hZGVy IHBlcmZvcm1hbmNlIHRlc3QKKyAgICAgICAgaHR0cHM6Ly9idWdzLndlYmtpdC5vcmcvc2hvd19i dWcuY2dpP2lkPTIzNTMyNQorCisgICAgICAgIFJldmlld2VkIGJ5IE5PQk9EWSAoT09QUyEpLgor CisgICAgICAgIFRoaXMgcGF0Y2ggaXMgYSBmb2xsb3ctdXAgb2YgcjI4Nzg5OS4gSW4gbG9jYWwg 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