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[performance](mow) async calc delete bitmap in add_segment #48156
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Thank you for your contribution to Apache Doris. Please clearly describe your PR:
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run buildall |
TPC-H: Total hot run time: 32877 ms
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TPC-DS: Total hot run time: 183333 ms
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ClickBench: Total hot run time: 30.13 s
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TeamCity be ut coverage result: |
What problem does this PR solve?
Issue Number: DORIS-18705
Problem Summary:
Implement async calculation of delete bitmap in
RowsetWriter::add_segment()
to reduce wait in segment flush threads.A 100% load performance improvement was observed in memtable_on_sink_node + mow cases.
Release note
None
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Test
Behavior changed:
Does this need documentation?
Check List (For Reviewer who merge this PR)