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glossary:main

A

B

  • Balanced tree: a tree data structure that keeps data sorted
  • Blob: Binary large object
  • BSFS: BlobSeer File System

C

  • Chunk: a considerable amount
  • CLI: Command-line interface

D

  • Data Node: DataNode stores data in the HDFS (HadoopFileSystem)
  • DHT: distributed hash table

E

F

  • Fetch: to go after and bring back

G

H

  • HDFS: Hadoop Distributed File System
  • Hadoop: Apache Hadoop is an open-source software framework for storage and large scale processing of data-sets on clusters of commodity hardware
  • Hadoop MapReduce: a programming model for large scale data processing
  • HAAS: Hardware-As-A-Service

I

  • Inner node: a node that is not a leaf or a root.

N

  • Name node: The NameNode is the centerpiece of an HDFS file system. It keeps the directory tree of all files in the file system, and tracks where across the cluster the file data is kept. It does not store the data of these files itself.

O

  • OAR2: OAR 2 is the next generation of the batch management system used on Grid'5000.

S

  • Siblings: a person's brother or sister
  • Striping (data): data splitting
  • Subsequence: a succession of
  • Snapshot: version Vi of Blob at time Ti
  • Scalable (infrastructure): can be replicated

T

  • Throughput: the quantity of data processed in a given period by a computer

V

  • Versioning (blob): one (blob) in a series
glossary/main.txt · Last modified: 2014/12/17 09:29 (external edit)