Slajd38 (24)

Cluster-Based File Systems - Lustre = Linux + Cfuster

Metadata server (MDS) disk storage containing metadata targets (MDT)

Object storage    OSS storage with object

$ervers (OSS)    storage targets (OST)

Systems 1-1000’s

Clustered MDS pool 1—100

Commodity storage

Lustre clients 1—100,000

Router

GigE

Simultaneous support of multiple network types

Shared storage enables failover OSS

= Failover

^ ^ OSS 3

Enterprise-class [ijf    storage arrays and

OSS 7    SAN fabric

T2-1 - Modele obliczeń rozproszonych Marek Nowak 38