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Client detects duplicate S3 objects

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Category:
ontap-9
Specialty:
nas
Last Updated:

Applies to

  • ONTAP 9
  • S3 object store server
  • Elastic Search
  • s3cmd
  • S3 Browser

Issue

 
  • s3cmd ls -l says that a duplicate exists for an object(s)
  • S3 Browser says that a duplicate exists for an object(s)
  • Elastic Search cannot delete a snapshot key because a duplicate key exists

    • 2025-07-23T04:01:21,235][ERROR][o.e.x.i.IndexLifecycleRunner] [elastic-xxx-xx-control03-0] policy [policy_name] for index [index_name] failed on step [{"phase":"cold","action":"searchable_snapshot","name":"cleanup-snapshot"}]. Moving to ERROR step java.lang.IllegalStateException: Duplicate key 997AqmmNQ0aWrfk7gjc0Pw (attempted merging values class org.elasticsearch.repositories.s3.S3BlobContainer{[indices][997AqmmNQ0aWrfk7gjc0Pw]} and class org.elasticsearch.repositories.s3.S3BlobContainer{[indices][997AqmmNQ0aWrfk7gjc0Pw]})

    • Jul 21, 2025 @ 13:35:23.513
      Caused by: java.lang.IllegalStateException: Duplicate key 9DZQX4-DQ_addVvz2jVHpg (attempted merging values class org.elasticsearch.repositories.s3.S3BlobContainer{[indices][9DZQX4-DQ_addVvz2jVHpg]} and class org.elasticsearch.repositories.s3.S3BlobContainer{[indices][9DZQX4-DQ_addVvz2jVHpg]})
    • [2025-07-23T16:41:56,710][WARN ][r.suppressed             ] [elastic-xxx-xx-frozen05-0] path: /_snapshot/s3_ontap/july1st_bad_index, params: {repository=s3_ontap, snapshot=name_index}, status: 500 org.elasticsearch.transport.RemoteTransportException: [elastic-prd-es-control02-0][x.x.x.x:9300][cluster:admin/snapshot/delete]

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