Set number_of_free_entries_in_pool_to_execute_optimize_entire_partition=0 for now

Author: auxten

src/Storages/MergeTree/MergeTreeSettings.h

@@ -65,7 +65,7 @@ struct Settings;
     M(UInt64, merge_tree_clear_old_parts_interval_seconds, 1, "The period of executing the clear old parts operation in background.", 0) \
     M(UInt64, min_age_to_force_merge_seconds, 0, "If all parts in a certain range are older than this value, range will be always eligible for merging. Set to 0 to disable.", 0) \
     M(Bool, min_age_to_force_merge_on_partition_only, false, "Whether min_age_to_force_merge_seconds should be applied only on the entire partition and not on subset.", false) \
-    M(UInt64, number_of_free_entries_in_pool_to_execute_optimize_entire_partition, 25, "When there is less than specified number of free entries in pool, do not try to execute optimize entire partition with a merge (this merge is created when set min_age_to_force_merge_seconds > 0 and min_age_to_force_merge_on_partition_only = true). This is to leave free threads for regular merges and avoid \"Too many parts\"", 0) \
+    M(UInt64, number_of_free_entries_in_pool_to_execute_optimize_entire_partition, 0, "When there is less than specified number of free entries in pool, do not try to execute optimize entire partition with a merge (this merge is created when set min_age_to_force_merge_seconds > 0 and min_age_to_force_merge_on_partition_only = true). This is to leave free threads for regular merges and avoid \"Too many parts\"", 0) \
     M(Bool, remove_rolled_back_parts_immediately, 1, "Setting for an incomplete experimental feature.", 0) \
     M(CleanDeletedRows, clean_deleted_rows, CleanDeletedRows::Never, "Is the Replicated Merge cleanup has to be done automatically at each merge or manually (possible values are 'Always'/'Never' (default))", 0) \
     M(UInt64, replicated_max_mutations_in_one_entry, 10000, "Max number of mutation commands that can be merged together and executed in one MUTATE_PART entry (0 means unlimited)", 0) \