Support pro-actively erasing obsolete block cache entries #1944

Job	Run time
build-linux-cmake-mingw	12m 17s
check-format-and-targets	32s
build-linux-cmake-with-benchmark	18m 28s
build-linux	15m 57s
build-linux-cmake-with-folly	25m 41s
build-linux-cmake-with-folly-coroutines	28m 9s
build-linux-cmake-with-folly-lite-no-test	8m 1s
build-linux-gcc-7-with-folly	24m 47s
build-linux-gcc-7-with-folly-lite-no-test	7m 37s
build-examples	10m 49s
build-fuzzers	8m 29s
build-linux-clang-13-no_test_run	7m 8s
build-linux-clang-no_test_run	11m 38s
build-linux-encrypted_env-no_compression	15m 15s
build-linux-gcc-10-cxx20-no_test_run	9m 3s
build-linux-gcc-11-no_test_run	9m 55s
build-linux-gcc-8-no_test_run	8m 37s
build-linux-release	13m 49s
build-linux-release-rtti	12m 10s
build-linux-clang10-asan	15m 58s
build-linux-clang10-clang-analyze	16m 45s
build-linux-clang10-mini-tsan	23m 17s
build-linux-clang10-ubsan	15m 59s
build-linux-java	14m 46s
build-linux-java-pmd	12m 2s
build-linux-java-static	11m 28s
build-linux-mini-crashtest	29m 11s
build-linux-static_lib-alt_namespace-status_checked	18m 42s
build-linux-unity-and-headers	12m 30s
build-macos	14m 27s
build-macos-cmake (true)	37m 59s
build-macos-cmake (false)	36m 30s
build-macos-java	14m 24s
build-macos-java-static	17m 45s
build-macos-java-static-universal	21m 36s
build-windows-vs2019	50m 56s
build-linux-arm	14m 4s
	10h 26m 41s

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