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=================
Welcome to Ceph
=================
Ceph uniquely delivers **object, block, and file storage in one unified
system**.
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<table cellpadding="10"><colgroup><col width="33%"><col width="33%"><col width="33%"></colgroup><tbody valign="top"><tr><td><h3>Ceph Object Store</h3>
- RESTful Interface
- S3- and Swift-compliant APIs
- S3-style subdomains
- Unified S3/Swift namespace
- User management
- Usage tracking
- Striped objects
- Cloud solution integration
- Multi-site deployment
- Multi-site replication
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</td><td><h3>Ceph Block Device</h3>
- Thin-provisioned
- Images up to 16 exabytes
- Configurable striping
- In-memory caching
- Snapshots
- Copy-on-write cloning
- Kernel driver support
- KVM/libvirt support
- Back-end for cloud solutions
- Incremental backup
- Disaster recovery (multisite asynchronous replication)
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</td><td><h3>Ceph Filesystem</h3>
- POSIX-compliant semantics
- Separates metadata from data
- Dynamic rebalancing
- Subdirectory snapshots
- Configurable striping
- Kernel driver support
- FUSE support
- NFS/CIFS deployable
- Use with Hadoop (replace HDFS)
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</td></tr><tr><td>
See `Ceph Object Store`_ for additional details.
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</td><td>
See `Ceph Block Device`_ for additional details.
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</td><td>
See `Ceph Filesystem`_ for additional details.
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</td></tr></tbody></table>
Ceph is highly reliable, easy to manage, and free. The power of Ceph
can transform your company's IT infrastructure and your ability to manage vast
amounts of data. To try Ceph, see our `Getting Started`_ guides. To learn more
about Ceph, see our `Architecture`_ section.
.. _Ceph Object Store: radosgw
.. _Ceph Block Device: rbd
.. _Ceph Filesystem: cephfs
.. _Getting Started: start
.. _Architecture: architecture
.. toctree::
:maxdepth: 1
:hidden:
start/intro
start/index
install/index
rados/index
cephfs/index
rbd/index
radosgw/index
mgr/index
api/index
architecture
Development <dev/index>
ceph-volume/index
release-notes
releases
Glossary <glossary>
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