Hadoop Overview 2

HDFS -Hadoop Overview 2- 2009.01.20 유현정

Data Replication ,[object Object],[object Object],[object Object],[object Object],[object Object]

Replica Placement ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Replica Placement ,[object Object],[object Object],[object Object],[object Object]

Replica Selection ,[object Object]

SafeMode ,[object Object],[object Object],[object Object],[object Object],[object Object]

NameNode Meta-data ,[object Object],[object Object],[object Object],[object Object]

Checkpoint ,[object Object],[object Object],[object Object],[object Object],[object Object]

The communication protocol ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Robustness ,[object Object],[object Object],[object Object],[object Object]

Data Disk Failure ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

NameNode Failure ,[object Object],[object Object]

Data Correctness/Integrity ,[object Object],[object Object],[object Object]

Snapshots ,[object Object],[object Object]

Replication Pipelining ,[object Object],[object Object]

File Deletes and Undeletes ,[object Object],[object Object],[object Object],[object Object],[object Object]

File Deletes and Undeletes ,[object Object],[object Object],[object Object],[object Object]

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