Bootstrap tuning #2522

Job	Run time
macOS [UBSAN] [lmdb \| clang]	33m 4s
Linux [UBSAN] [lmdb \| clang]	37m 25s
macOS [ASAN] [lmdb \| clang]	28m 58s
macOS [TSAN] [lmdb \| clang]	31m 15s
Linux [ASAN] [lmdb \| clang]	37m 48s
macOS [UBSAN] [rocksdb \| clang]	42m 45s
Linux [ASAN_INT] [lmdb \| clang] (Errors Ignored)	37m 39s
macOS [ASAN] [rocksdb \| clang]	35m 56s
Linux [TSAN] [lmdb \| clang]	38m 25s
macOS [TSAN] [rocksdb \| clang]	51m 53s
Linux [LEAK] [lmdb \| clang]	40m 19s
Linux [UBSAN] [rocksdb \| clang]	46m 31s
Linux [ASAN] [rocksdb \| clang]	49m 17s
Linux [ASAN_INT] [rocksdb \| clang] (Errors Ignored)	53m 15s
Linux [LEAK] [rocksdb \| clang]	53m 33s
	10h 18m 3s

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