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  1. HPCC
  2. HPCC-14630

Thor grouped sort can be painfully slow

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    Details

    • Type: Improvement
    • Status: Resolved
    • Priority: Critical
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: 6.0.0, 5.6.0
    • Component/s: Thor
    • Labels:
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      Description

      I have been starting to investigate a few slow graphs, and discovered that there are quite a few slow grouped sorts. Running some (improved) performance tests highlights a significant slowdown on small groups

      (170s Thor 15s on roxie)

      I am investigating some more....

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            • Assignee:
              ghalliday Gavin Halliday
              Reporter:
              ghalliday Gavin Halliday
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              • Created:
                Updated:
                Resolved: