公开(公告)号：US20170364270A1

公开(公告)日：2017-12-21

申请号：US15623442

申请日：2017-06-15

申请人： EMC IP Holding Company LLC

发明人： Xinlei Xu ,  Jian Gao ,  Lifeng Yan ,  Ruiyong Jia ,  Changyu Feng

IPC分类号： G06F3/06 ,  G06F12/12

CPC分类号： G06F3/0604 ,  G06F3/061 ,  G06F3/0631 ,  G06F3/0685 ,  G06F3/0688 ,  G06F11/20 ,  G06F12/12 ,  G06F13/16

摘要： Embodiments of the present invention relate to a method and system for managing a memory in a storage system. In one embodiment of the present invention, there is provided a method for managing a memory in a storage system. The storage system comprises a first controller, a first memory and a first additional memory that is coupled to the first controller. The method comprises: in response to an access request on the storage system from the first controller hitting the first memory, allocating a storage space in the first additional memory; writing data associated with the access request in the first memory to the storage space allocated in the first additional memory; and serving the access request via the storage space allocated in the first additional memory. In another embodiment of the present invention there is further proposed a system for managing a memory in a storage system.