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doc/radosgw: Improve archive-sync-module.rst 

Signed-off-by: Anthony D'Atri <anthony.datri@gmail.com>
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Anthony D'Atri 2024-11-26 11:13:06 -05:00
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@ -4,34 +4,30 @@ Archive Sync Module
.. versionadded:: Nautilus
This sync module leverages the versioning feature of the S3 objects in RGW to
have an archive zone that captures the different versions of the S3 objects
as they occur over time in the other zones.
The Archive Sync module uses the RGW versioning feature of S3 objects to
maintain an archive zone that captures successive versions of objects
as they are updated in other zones. Archive zone objects can
only be removed through gateways associated with the archive zone.
An archive zone allows to have a history of versions of S3 objects that can
only be eliminated through the gateways associated with the archive zone.
This functionality is useful to have a configuration where several
This enables a deployment where several
non-versioned zones replicate their data and metadata through their zone
gateways (mirror configuration) providing high availability to the end users,
while the archive zone captures all the data updates and metadata for
consolidate them as versions of S3 objects.
while the archive zone captures data and metadata updates.
Including an archive zone in a multizone configuration allows you to have the
flexibility of an S3 object history in one only zone while saving the space
that the replicas of the versioned S3 objects would consume in the rest of the
Deploying an archive zone in a multizone configuration enables the
flexibility of S3 object history in a single zone while saving the space
that replicas of versioned S3 objects would consume in the rest of the
zones.
Archive Sync Tier Type Configuration
------------------------------------
How to Configure
~~~~~~~~~~~~~~~~
See `Multisite Configuration`_ for how to multisite config instructions. The
archive sync module requires a creation of a new zone. The zone tier type needs
See `Multisite Configuration`_ for multisite configuration instructions. The
archive sync module requires the creation of a new zone. The zone tier type needs
to be defined as ``archive``:
::