Administrator’s Guide

Table Of Contents
5.2. Exporting Data via S3
An object server stores actual object data received from S3 gateway, packed into special containers to
achieve high performance. The containers are redundant, you can specify the redundancy mode while
configuring object storage.
A name server stores information about objects (metadata) received from the S3 gateway. Metadata
includes object name, size, ACL, location, owner, and such.
S3 gateway is a data proxy between object servers and users. It receives and handles Amazon S3 protocol
requests and uses nginx web server for external connections. S3 gateway handles S3 user authentication
and ACL checks. It has no data of its own (i.e. is stateless).
5.2.2 Planning the S3 Cluster
Before creating an S3 cluster, do the following:
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