192647 2018-12-12 16:33:19 -0800 The JSC shell should listen for memory pressure events and respond to them 2018-12-14 13:04:30 -0800 1 1 1 Unclassified WebKit JavaScriptCore WebKit Nightly Build Unspecified Unspecified RESOLVED FIXED https://bugs.webkit.org/show_bug.cgi?id=192649 InRadar P2 Normal --- 1 saam saam benjamin cdumez cmarcelo commit-queue dbates ews-watchlist fpizlo ggaren gskachkov jlewis3 keith_miller mark.lam msaboff rmorisset ryanhaddad ticaiolima tsavell webkit-bug-importer ysuzuki oldest_to_newest 1487405 0 saam 2018-12-12 16:33:19 -0800 ... 1487416 1 357197 saam 2018-12-12 16:59:10 -0800 Created attachment 357197 patch 1487417 2 ews-watchlist 2018-12-12 17:01:04 -0800 Attachment 357197 did not pass style-queue: ERROR: Source/WTF/wtf/MemoryPressureHandler.h:98: Extra space before ) [whitespace/parens] [2] Total errors found: 1 in 8 files If any of these errors are false positives, please file a bug against check-webkit-style. 1487419 3 357197 saam 2018-12-12 17:02:06 -0800 Comment on attachment 357197 patch View in context: https://bugs.webkit.org/attachment.cgi?id=357197&action=review > Source/WTF/wtf/MemoryPressureHandler.h:98 > + WTF_EXPORT_PRIVATE void setDispatchQueue(dispatch_queue_t ); will fix style here 1487422 4 357197 keith_miller 2018-12-12 17:11:24 -0800 Comment on attachment 357197 patch View in context: https://bugs.webkit.org/attachment.cgi?id=357197&action=review r=me. Can we do this for API users too? > Source/WTF/wtf/MemoryPressureHandler.cpp:310 > + dispatch_retain(queue); > + if (m_dispatchQueue) > + dispatch_release(m_dispatchQueue); > + m_dispatchQueue = queue; If there's an easy way to assert this isn't called after installation I think we should do so. Otherwise maybe put a comment. 1487427 5 saam 2018-12-12 17:16:37 -0800 (In reply to Keith Miller from comment #4) > Comment on attachment 357197 [details] > patch > > View in context: > https://bugs.webkit.org/attachment.cgi?id=357197&action=review > > r=me. Can we do this for API users too? Yeah we should. I'll open a followup to do so. > > > Source/WTF/wtf/MemoryPressureHandler.cpp:310 > > + dispatch_retain(queue); > > + if (m_dispatchQueue) > > + dispatch_release(m_dispatchQueue); > > + m_dispatchQueue = queue; > > If there's an easy way to assert this isn't called after installation I > think we should do so. Otherwise maybe put a comment. 1487800 6 357281 saam 2018-12-13 18:31:28 -0800 Created attachment 357281 patch for landing 1487826 7 357281 commit-queue 2018-12-13 20:05:49 -0800 Comment on attachment 357281 patch for landing Clearing flags on attachment: 357281 Committed r239195: <https://trac.webkit.org/changeset/239195> 1487827 8 commit-queue 2018-12-13 20:05:51 -0800 All reviewed patches have been landed. Closing bug. 1487828 9 webkit-bug-importer 2018-12-13 20:06:27 -0800 <rdar://problem/46719817> 1487927 10 tsavell 2018-12-14 09:01:23 -0800 The revision from https://trac.webkit.org/changeset/239195/webkit May have caused Sierra WK1 Debug testing to become very flakey. This queue appears to have begun flaking 10-40 tests a run with some tests being constant timeouts which started around this patch https://build.webkit.org/builders/Apple%20Sierra%20Debug%20WK1%20(Tests)/builds/10714 Most of the effected tests seem to be timeouts. A test that is constantly timing out: https://webkit-test-results.webkit.org/dashboards/flakiness_dashboard.html#showAllRuns=true&tests=fast%2Ftext%2Femoji-num-glyphs.html Run History: https://build.webkit.org/builders/Apple%20Sierra%20Debug%20WK1%20(Tests)?numbuilds=50 1487932 11 saam 2018-12-14 09:26:09 -0800 (In reply to Truitt Savell from comment #10) > The revision from https://trac.webkit.org/changeset/239195/webkit > > May have caused Sierra WK1 Debug testing to become very flakey. This queue > appears to have begun flaking 10-40 tests a run with some tests being > constant timeouts which started around this patch > > https://build.webkit.org/builders/Apple%20Sierra%20Debug%20WK1%20(Tests)/ > builds/10714 > > Most of the effected tests seem to be timeouts. > > A test that is constantly timing out: > https://webkit-test-results.webkit.org/dashboards/flakiness_dashboard. > html#showAllRuns=true&tests=fast%2Ftext%2Femoji-num-glyphs.html > > Run History: > https://build.webkit.org/builders/ > Apple%20Sierra%20Debug%20WK1%20(Tests)?numbuilds=50 Not really sure how that could be. This should only have an effect on the JSC shell. Are there other changes in the range? 1488014 12 tsavell 2018-12-14 13:04:30 -0800 It looks like it was a bot related issue effecting both the bots on that queue. 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