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  1. Hadoop Common
  2. HADOOP-16257

Expose KMS CachingKeyProvider statistics

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    • Improvement
    • Status: Open
    • Major
    • Resolution: Unresolved
    • None
    • None
    • kms
    • None

    Description

      We saw a case where KMS seems to be blocked by its backing key provider. In our case it's Cloudera Key Trustee Server.

      KMS maintains a local cache of metadata. It would be beneficial to expose the statistics about the cache to understand the performance impact.

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        is related to

        Bug - A problem which impairs or prevents the functions of the product. HADOOP-16284 KMS Cache Miss Storm

        • Major - Major loss of function.
        • Open

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            Unassigned Unassigned
            weichiu Wei-Chiu Chuang
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