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  1. Spark
  2. SPARK-26617

CacheManager blocks during requery

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    Details

    • Type: Improvement
    • Status: Resolved
    • Priority: Minor
    • Resolution: Fixed
    • Affects Version/s: 2.4.0
    • Fix Version/s: 3.0.0
    • Component/s: SQL
    • Labels:

      Description

      This is related to Spark-26548.  The CacheManager also holds locks in uncaching and recaching plans that hold the lock while the query optimizer runs.  If the optimizer takes a long time, then the whole system can block up waiting for the optimization run.

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              • Assignee:
                DaveDeCaprio Dave DeCaprio
                Reporter:
                DaveDeCaprio Dave DeCaprio
                Shepherd:
                Xiao LI
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                  Updated:
                  Resolved: