Parity log with delta bitmap

• Main Authors: Patel, Sachin, Mehra, Karan
• Format: Patent
• Language: English
• Published: 10.12.2019
• Subjects: CALCULATING; COMPUTING; COUNTING; ELECTRIC DIGITAL DATA PROCESSING; PHYSICS

In a parity-based redundancy scheme, a log is maintained that contains a record of storage writes and associated redundancy backups. A mapping of allocation information indicative of free and allocated portions of storage is stored. An indication is received of a change to the free and allocated por...