Rocksdb cleanup #2202

Job	Run time
macOS [UBSAN] [lmdb \| clang]	31m 24s
Linux [UBSAN] [lmdb \| clang]	40m 5s
macOS [ASAN] [lmdb \| clang]	31m 45s
Linux [ASAN] [lmdb \| clang]	38m 44s
macOS [TSAN] [lmdb \| clang]	20m 58s
Linux [ASAN_INT] [lmdb \| clang] (Errors Ignored)	40m 19s
macOS [UBSAN] [rocksdb \| clang]	28m 41s
Linux [TSAN] [lmdb \| clang]	39m 11s
macOS [ASAN] [rocksdb \| clang]	40m 53s
macOS [TSAN] [rocksdb \| clang]	56m 44s
Linux [LEAK] [lmdb \| clang] (Errors Ignored)	39m 30s
Linux [UBSAN] [rocksdb \| clang]	54m 3s
Linux [ASAN] [rocksdb \| clang]	58m 25s
Linux [ASAN_INT] [rocksdb \| clang] (Errors Ignored)	59m 36s
Linux [LEAK] [rocksdb \| clang] (Errors Ignored)	58m 41s
	10h 38m 59s

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