公开(公告)号：US20220012130A1

公开(公告)日：2022-01-13

申请号：US17109041

申请日：2020-12-01

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Yang Seok KI ,  Dong Gi Daniel LEE ,  Sung Wook RYU ,  Ehsan NAJAFABADI

IPC: G06F11/14 ,  G06F3/06

Abstract: A storage device, and a method for operating a storage device. In some embodiments, the storage device includes storage media, and the method includes: determining, by the storage device, that the storage device is in a fault state from which partial recovery is possible by operating the storage device in a first read-only mode; and operating the storage device in the first read-only mode, the operating in the first read-only mode including: determining that the age of a first data item stored in a page of the storage device has exceeded a threshold age, and copying the first data item into a rescue space in the storage device.

公开(公告)号：US20220012142A1

公开(公告)日：2022-01-13

申请号：US17109017

申请日：2020-12-01

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Sung Wook RYU ,  Yang Seok KI ,  Dong Gi Daniel LEE ,  Changho CHOI ,  Ehsan NAJAFABADI

IPC: G06F11/20 ,  G06F11/10 ,  G06F12/1009

Abstract: A storage system, and a method for operating a storage system. In some embodiments, the system includes a first storage device and a second storage device, and the method includes: determining that the first storage device is in a read-only state and that the second storage device is in a read-write state; performing a write operation, of a first stripe, to the storage system; performing a first read operation, of a second stripe, from the storage system; and performing a second read operation, of the first stripe, from the storage system, wherein: the performing of the write operation includes: writing a portion of the first stripe to the second storage device, and making an entry in a mapping table for the first stripe.