Structuring data for efficient I/O format compreas addr state c/c Data structure by example-scenario Scenario o You are measuring temperatures within a piece of detector o You have 10K captors and you take one measure every minute o After a month,you got 432M measures o That is 1.6GB if you take single precision floats(32bits) row/cal 5/42 S.Ponce-CERNStructuring data for efficient I/O 5 / 42 S. Ponce - CERN format compress addr state c/c row/col Data structure by example - scenario Scenario You are measuring temperatures within a piece of detector You have 10K captors and you take one measure every minute After a month, you got 432M measures That is 1.6GB if you take single precision floats (32bits)