See

• Changed default value of the rocksdb_default_cf_options to be :

• block_based_table_factory={

• cache_index_and_filter_blocks=1;

• filter_policy=bloomfilter:10:false;

• whole_key_filtering=1};

• level_compaction_dynamic_level_bytes=true;

• optimize_filters_for_hits=true;

• compaction_pri=kMinOverlappingRatio;

• compression=kLZ4Compression;

• bottommost_compression=kLZ4Compression;

• Changed default rocksdb_max_total_wal_size from rocksdb default(0) to be 2G

• Changed default rocksdb_block_size from rocksdb default(4K) to 16K

• Changed/enforced existing default of rocksdb_table_cache_numshardbits to

• current rocksdb default of 6

• Changed/enforced existing default of rocksdb_max_background_jobs to

• current rocksdb default of 2

• Changed default tokudb_enable_partial_eviction to be false.

• Changed default tokudb_block_size to be 512M.

• Changed default tokudb_read_block_size to be 16K.

• Changed default tokudb_row_format to be quicklz.