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  1. MongoDB ETL Tools
  2. TOOLS-2408

mongodump results in larger file size after upgrading 3.6 to 4.2

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    Details

    • Type: Improvement
    • Status: Accepted
    • Priority: Major - P3
    • Resolution: Unresolved
    • Affects Version/s: 4.2.0
    • Fix Version/s: None
    • Component/s: mongodump
    • Labels:
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      Description

      Mongodump has been our production backup strategy for quite some time.  Before upgrading our backup file size was ~1.5GB using version 3.4 but after upgrading to 4.2 the backup size has increased to ~5.5GB. 

      Parameters for backup:

      /authenticationDatabase:admin --oplog --archive=$archiveFile --gzip

       

      We are using wiredTiger for storage, dataSize is 20.6GB and storageSize is 8.9GB.

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            • Assignee:
              Unassigned
              Reporter:
              kevin.hanrahan@avasure.com Kevin Hanrahan
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              • Created:
                Updated: