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  1. IMPALA
  2. IMPALA-3260

Investigate EXCHANGE / DataStreamSender performance

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    Details

    • Type: Task
    • Status: Closed
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: Impala 2.2.4
    • Fix Version/s: None
    • Component/s: Perf Investigation
    • Labels:
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      Description

      It has been observed in several cases that Impala cannot saturate the network even though the majority of the time is spent in the EXCHANGE/DataStreamSender according to the profile.

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          relates to

          Sub-task - The sub-task of the issue IMPALA-2554 Increase Thrift default buffers size from 512 Bytes

          • Blocker - Blocks development and/or testing work, production could not run
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              • Assignee:
                mmokhtar Mostafa Mokhtar
                Reporter:
                alan@cloudera.com Alan Choi
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                Dates

                • Created:
                  Updated:
                  Resolved: