Traffic shaping #2527

Job	Run time
Linux [UBSAN] [lmdb \| clang]	41m 46s
Linux [ASAN] [lmdb \| clang]	39m 12s
macOS [UBSAN] [lmdb \| clang]	33m 5s
Linux [ASAN_INT] [lmdb \| clang] (Errors Ignored)	41m 43s
macOS [ASAN] [lmdb \| clang]	33m 3s
Linux [TSAN] [lmdb \| clang]	37m 54s
macOS [TSAN] [lmdb \| clang]	28m 32s
Linux [LEAK] [lmdb \| clang]	38m 42s
macOS [UBSAN] [rocksdb \| clang]	42m 1s
Linux [UBSAN] [rocksdb \| clang]	47m 7s
macOS [ASAN] [rocksdb \| clang]	35m 20s
Linux [ASAN] [rocksdb \| clang]	51m 51s
macOS [TSAN] [rocksdb \| clang]	46m 20s
Linux [ASAN_INT] [rocksdb \| clang] (Errors Ignored)	55m 55s
Linux [LEAK] [rocksdb \| clang]	51m 21s
	10h 23m 52s

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