Data processing system including host with reliability management of memory systems and method for the same

A data processing system comprising:

• a plurality of memory systems;
• and
• a host including a reliability manager coupled to the plurality of memory systems and configured to:
• analyze characteristics of data associated with a select memory system among the plurality of memory systems;
• determine a reliability control mode and one or more reliability schemes among a plurality of reliability schemes to be applied to the select memory system based on the characteristics;
• and
• provide reliability management information indicating the reliability control mode to the select memory system,
• wherein the plurality of reliability schemes includes error correction code (ECC), read retry, intra redundancy and refresh schemes.