US Patent 10388387 Memory system and operating method of memory system

A memory system includes: a memory device including a plurality of memory blocks each including a plurality of pages suitable for storing data; and a controller suitable for receiving a plurality of commands from a host, performing a plurality of command executions on the plurality of memory blocks in response to the plurality of commands, checking parameters of the plurality of memory blocks according to the plurality of command executions performed on the plurality of memory blocks, selecting first memory blocks among the plurality of memory blocks according to the parameters, and copying data stored in the first memory blocks to second memory blocks among the plurality of memory blocks.