Buffered metrics #678

Job	Run time
build-lint-test (3.7, ubuntu-latest)	9m 10s
build-lint-test (3.7, ubuntu-latest)	9m 10s
build-lint-test (3.7, macos-latest)	9m 34s
build-lint-test (3.7, macos-latest)	9m 34s
build-lint-test (3.7, windows-latest)	12m 19s
build-lint-test (3.7, windows-latest)	15m 44s
build-lint-test (3.7, ubuntu-arm)	5m 53s
build-lint-test (3.7, ubuntu-arm)	5m 53s
build-lint-test (3.11, ubuntu-latest)	9m 46s
build-lint-test (3.11, ubuntu-latest)	9m 46s
build-lint-test (3.11, macos-latest)	9m 51s
build-lint-test (3.11, macos-latest)	9m 51s
build-lint-test (3.11, windows-latest)	12m 2s
build-lint-test (3.11, windows-latest)	18m 3s
build-lint-test (3.11, ubuntu-arm)	7m 50s
build-lint-test (3.11, ubuntu-arm)	7m 50s
features-tests / test	9m 52s
features-tests / test	9m 52s
	3h 2m 0s

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