Function pulsar_sys::pulsar_configure_set_ack_grouping_max_size

pub unsafe extern "C" fn pulsar_configure_set_ack_grouping_max_size(
    consumer_configuration: *mut pulsar_consumer_configuration_t, 
    maxGroupingSize: c_long
)

Set max number of grouped messages within one grouping time window. If it's set to a non-positive value, number of grouped messages is not limited. Default is 1000.

@param consumer_configuration the consumer conf object @param maxGroupingSize max number of grouped messages with in one grouping time window.