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  1. MongoDB Database Tools
  2. TOOLS-2408

mongodump results in larger file size after upgrading 3.6 to 4.2

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    • Task
    • Status: Accepted
    • Major - P3
    • Resolution: Unresolved
    • 4.2.0
    • None
    • mongodump
    • None

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