v.20.10Bug FixNow settings can equal background_pool_sizePublished: November 25, 2025Official CH changelog textNow settings number_of_free_entries_in_pool_to_execute_mutation and number_of_free_entries_in_pool_to_lower_max_size_of_merge can be equal to background_pool_size. #14975 (alesapin).PreviousNext