= Distributed James Server &mdash; Architecture
:navtitle: Architecture

:backend-name: cassandra
:server-name: Distributed James Server
:backend-storage-introduce: Cassandra is used for metadata storage. Cassandra is efficient for a very high workload of small queries following a known pattern.
:storage-picture-file-name: storage_james_distributed.png
:mailet-repository-path-prefix: cassandra
:xref-base: distributed
:mailqueue-combined-extend-backend: , Cassandra
:mailqueue-combined-extend: servers:distributed/architecture/mailqueue_combined_extend.adoc

include::partial$architecture/index.adoc[]