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  1. Couchbase Documentation
  2. DOC-12402

XDCR - Modify wording of the "XDCR Compression-Type Values" section

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    • Task
    • Resolution: Unresolved
    • Major
    • Neo, Trinity, Morpheus
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    Description

      Hello team,

      As part of the fix for MB-61770, we have introduced a change that will skip document compression if the snappy-compressed size of the document body is not smaller in size than the original (uncompressed) body.

       
      Hence we require the following changes to the "XDCR Compression-Type Value" documentation: (replaced "provided" with "attempted")

      XDCR Compression-Type Values
      The XDCR Compression Type setting can be either Auto or None:

      • If Auto is specified, data compression is attempted during replication, provided that the target cluster is running Couchbase Server 5.5 or later. If the target cluster is not running Couchbase Server 5.5 or later, data compression is not attempted during replication. (Note that the consequences of specifying Auto as the value of compressionType are thereby determined irrespective of whether the data resides in the source bucket in compressed or uncompressed form.)
      • If None is specified, data compression is not attempted during replication if the target cluster is not running Couchbase Server 5.5 or later. If the target cluster is running Couchbase Server 5.5 or later:
        • If the data resides in the source bucket in uncompressed form, data compression is not attempted .
        • If the data resides in the source bucket in compressed form, data compression is attempted .

      (By saying "compression is attempted" we mean that the data will be snappy-compressed only if the encoded size is lesser than the raw size.)

      Kindly let us know if you need any more details for the same.

      Thank you!

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            tech-comm-team@couchbase.com Tech Comm Team
            aditya.sood Aditya Sood
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              Created:
              Updated:

              PagerDuty