Data storage and preservation 花5 Parallelizing files'storage Storage devices 2Parallelizing files'storage Striping o Introduction to Map/Reduce 3 Risks of data loss and corruption Data consistency Data safety Conclusion 世nping mapred 7/62 S.Ponce-CERNData storage and preservation 7 / 62 S. Ponce - CERN devices // risks consistency safety c/c striping mapreduce Parallelizing files’ storage 1 Storage devices 2 Parallelizing files’ storage Striping Introduction to Map/Reduce 3 Risks of data loss and corruption 4 Data consistency 5 Data safety 6 Conclusion