COMPUTER SYSTEM, REMOTE COPY CONTROL METHOD, AND REMOTE COPY CONTROL PROGRAM

Abstract: in a computer system, a storage system manages a plurality of first volumes that belong to a ctg, a storage system creates a plurality of second volumes in a distributed manner in a plurality of storage nodes, and causes a second journal volume to exist in each of the plurality of storage nodes, the storage system creates first journal volumes each corresponding to the second journal volume, and executes a write order guarantee process of controlling a process for the plurality of first volumes so that journal data is stored in the plurality of first journal volumes while a write order is ensured.

Inventor(s): Akihiro Hara, Akira Deguchi, Akiyoshi Tsuchiya

CPC Classification: G06F3/065 ({Replication mechanisms})

Search for rejections for patent application number 20250181264