Replace legacy XRB ratios (#4733) #2257

Job	Run time
Linux [UBSAN] [lmdb \| clang]	39m 29s
Linux [ASAN] [lmdb \| clang]	39m 28s
Linux [ASAN_INT] [lmdb \| clang] (Errors Ignored)	45m 25s
macOS [UBSAN] [lmdb \| clang]	36m 8s
macOS [ASAN] [lmdb \| clang]	29m 30s
Linux [TSAN] [lmdb \| clang]	43m 26s
macOS [TSAN] [lmdb \| clang]	34m 25s
Linux [LEAK] [lmdb \| clang] (Errors Ignored)	39m 8s
macOS [UBSAN] [rocksdb \| clang]	46m 24s
Linux [UBSAN] [rocksdb \| clang]	51m 29s
macOS [ASAN] [rocksdb \| clang]	44m 51s
Linux [ASAN] [rocksdb \| clang]	58m 48s
macOS [TSAN] [rocksdb \| clang]	1h 11m 6s
Linux [ASAN_INT] [rocksdb \| clang] (Errors Ignored)	56m 54s
Linux [LEAK] [rocksdb \| clang] (Errors Ignored)	56m 8s
	11h 32m 39s

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