keyonghan

> Is there a cache on CI that we'd need to update? @keyonghan might remember. I doubt this is related to any packages caches, as this regression is consistent on...

As all the flakes happened on only window4, @zanderso do you mind taking a look to see if this is related to test or testbed? At the same time, I...

Here are some failed builds from other bots: https://ci.chromium.org/ui/p/flutter/builders/prod/Mac_ios%20ios_defines_test/5373/overview (mac30) https://ci.chromium.org/ui/p/flutter/builders/prod/Mac_ios%20flutter_gallery_ios__start_up/5276/overview (mac27) https://ci.chromium.org/ui/p/flutter/builders/prod/Mac_ios%20microbenchmarks_ios/5127/overview (mac6) https://ci.chromium.org/ui/p/flutter/builders/prod/Mac_ios%20microbenchmarks_ios/5086/overview (mac8)

Testbeds that hit this issue looked okay last Friday when I visited the lab, but didn't see this issue the whole day. This seems still happening frequently across multiple tests:...

@zanderso Could you help take a look? (Assigning to @zanderso based on test ownership)

Recent flake stats `Mac_ios microbenchmarks_ios` flakes five times in recent 100 commits: https://ci.chromium.org/ui/p/flutter/builders/prod/Mac_ios%20microbenchmarks_ios/5664/overview https://ci.chromium.org/ui/p/flutter/builders/prod/Mac_ios%20microbenchmarks_ios/5718/overview https://ci.chromium.org/ui/p/flutter/builders/prod/Mac_ios%20microbenchmarks_ios/5727/overview https://ci.chromium.org/ui/p/flutter/builders/prod/Mac_ios%20microbenchmarks_ios/5734/overview https://ci.chromium.org/ui/p/flutter/builders/prod/Mac_ios%20microbenchmarks_ios/5749/overview

For Rosetta, filed https://bugs.chromium.org/p/chromium/issues/detail?id=1354817 For arm64 cipd packages, we need the package maintainer to add the arm64 version, for example `chrome`.

> This one failed missing openjdk but we should have that? https://github.com/flutter/flutter/issues/98532 https://ci.chromium.org/ui/p/flutter/builders/try/Mac%20framework_tests_misc/25668/overview https://github.com/flutter/flutter/pull/110110 to fix.

> @keyonghan everything passed when I added the `arm64` tag. If we want `Mac` to work for either, we can't set it in .ci.yaml, it should be derived from the...

> Which wiki were you thinking? Maybe here? go/flutter-luci-builders#sdk-sharded-tests I am thinking about public docs like CI_YAML readme: https://github.com/flutter/cocoon/blob/main/CI_YAML.md, or https://github.com/flutter/flutter/wiki/Adding-a-new-Test-Shard#steps-to-add-a-new-framework-test-shard.