Samsung Electronics Co., Ltd.

Seunghyun Han

Jong Youl Lee

Mi-Hyang Lee

A method of executing a write operation in a nonvolatile memory system includes receiving a write command indicating the write operation and write data associated with the write operation, and determining a selected merge size for use by a merge operation responsive to the write command by determining a number of free blocks and then determining a selected free block level (FBL) from among a plurality of FBLs in accordance with the number of free blocks.

Memory system performing incremental merge operation and data write method

Disclosed is a method of executing a write operation in a nonvolatile memory system. The method includes receiving a write command indicating the write operation and write data associated with the write operation, and determining a selected merge size for use by a merge operation responsive to the write command by determining a number of free blocks and then determining a selected free block level (FBL) from among a plurality of FBLs in accordance with the number of free blocks.

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Seoul, South Korea

Seunghyun Han