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  1. IMPALA
  2. IMPALA-3200 Replace BufferedBlockMgr with new buffer pool
  3. IMPALA-5673

Track exchange node buffers memory as part of memory reservation

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    Details

    • Type: Sub-task
    • Status: Resolved
    • Priority: Major
    • Resolution: Duplicate
    • Affects Version/s: None
    • Fix Version/s: None
    • Component/s: Backend
    • Labels:
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    • Epic Color:
      ghx-label-7

      Description

      Queries with a large number of exchange operators end up with untracked memory in the form of buffer space allocated per DataStreamRecvr.

      exchg_node_buffer_size_bytes can be used to calculate how much memory will be used by DataStreamRecvr.

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            • Assignee:
              tarmstrong Tim Armstrong
              Reporter:
              mmokhtar Mostafa Mokhtar
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              • Created:
                Updated:
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