x(0, bucket_size, required_argument) \
x('g', group, required_argument) \
x(0, discard, no_argument) \
x(0, data_allowed, required_argument) \
x(0, durability, required_argument) \
x(0, bucket_size, required_argument) \
x('g', group, required_argument) \
x(0, discard, no_argument) \
x(0, data_allowed, required_argument) \
x(0, durability, required_argument) \