Daily Ingestion rate 1 TB
Replication Factor 3
Size of Hard Disk 48 (12 * 4 TB)
Buffer memory 25% or 0.25
Memory to be stored in HD 1 * 3 = 3TB
Memory can be used for storing and processing 48-(48*0.25) = 36 TB
Number of Nodes reqd (3*365)/36 =~31 Nodes
Replication Factor 3
Size of Hard Disk 48 (12 * 4 TB)
Buffer memory 25% or 0.25
Memory to be stored in HD 1 * 3 = 3TB
Memory can be used for storing and processing 48-(48*0.25) = 36 TB
Number of Nodes reqd (3*365)/36 =~31 Nodes
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