30.12.2013 Views

GFS: The Google File System

GFS: The Google File System

GFS: The Google File System

SHOW MORE
SHOW LESS

You also want an ePaper? Increase the reach of your titles

YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.

<strong>GFS</strong>: Architecture<br />

• One master server (state replicated on<br />

backups)<br />

• Many chunk servers (100s – 1000s)<br />

– Spread across racks; intra-rack b/w greater<br />

than inter-rack<br />

– Chunk: 64 MB portion of file, identified by 64-<br />

bit, globally unique ID<br />

• Many clients accessing same and different<br />

files stored on same cluster<br />

9

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!