presto-main/src/main/java/io/prestosql/operator/OperatorContext.java/InternalLocalMemoryContext/setBytes
class InternalLocalMemoryContext:        @Override
        public ListenableFuture<?> setBytes(long bytes)
        {
            if (bytes == delegate.getBytes()) {
                return NOT_BLOCKED;
            }

            ListenableFuture<?> blocked = delegate.setBytes(bytes);
            updateMemoryFuture(blocked, memoryFuture);
            allocationListener.run();
            return blocked;
        }