Archival Storage At LANL Past, Present and Future - Los Alamos ...

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Common File System • Development began in 1979 • Deployed in 1981 • MVS/IBM mainframe based • Primary archival storage system at LANL until 1997. • All data converted to HPSS in 2001.
Common File System • HSM based on disk, IBM 3850 and various tape technologies. • Network centered, non distributed. • Highly reliable, robust. Unique features such as User Validation Lists (better than ACLs). • Limitations in terms of scalability, performance, file size. • At time of conversion to HPSS, 10 million files, app. 110 TB of data.
Page 1 and 2: Archival Storage At LANL Past, Pres
Page 3 and 4: HSM: Hierarchical storage managemen
Page 5 and 6: Tape is much less expensive • In
Page 7: • LANL has been involved in archi
Page 11 and 12: High Performance Storage System •
Page 13 and 14: High Performance Storage System •
Page 15 and 16: HPSS experience at LANL • Very re
Page 17 and 18: HPSS Future at LANL • Complete PS
Page 19 and 20: • Clients select Core Servers bas
Page 21 and 22: Future challenges for archival •
Page 23 and 24: Future challenges for archival •

Archival Storage At LANL Past, Present and Future - Los Alamos ...

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