s bbbbbbbbbbb bbbbbbbbbbSecond levelThird levelFouDistributed Storage and ConsistencyStorage moves into the netStorage capacityvolumeAdministrative costNetwork bandwidthNetwork delaysNetwork costSha

Chord IntroductionDynamo (Amazons storage system) needs many nodes (storage hosts) for the data it needs to store Nodes are unreliable and heterogeneousSystem should be fault-tolerant and self-org