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support agg resize callback #8078

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merged 6 commits into from Sep 14, 2023

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windtalker
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What problem does this PR solve?

Issue Number: ref #7738

Problem Summary:

What is changed and how it works?

This pr set ResizeCallback for aggregation hash table, so when the hash table need resize in aggregation, it has the chance to check if current hash table is already maked to spill, if yes, it can simply give up resize and release the memory in time.

Check List

Tests

  • Unit test
  • Integration test
    will add integration test in endless
  • Manual test (add detailed scripts or steps below)
  • No code

Side effects

  • Performance regression: Consumes more CPU
  • Performance regression: Consumes more Memory
  • Breaking backward compatibility

Documentation

  • Affects user behaviors
  • Contains syntax changes
  • Contains variable changes
  • Contains experimental features
  • Changes MySQL compatibility

Release note

None

@ti-chi-bot ti-chi-bot bot added release-note-none size/L Denotes a PR that changes 100-499 lines, ignoring generated files. labels Sep 12, 2023
@SeaRise SeaRise self-requested a review September 12, 2023 03:09
@SeaRise SeaRise self-requested a review September 12, 2023 08:26
dbms/src/Interpreters/Aggregator.cpp Outdated Show resolved Hide resolved
dbms/src/Interpreters/Aggregator.cpp Outdated Show resolved Hide resolved
dbms/src/Interpreters/Aggregator.cpp Outdated Show resolved Hide resolved
Signed-off-by: xufei <xufeixw@mail.ustc.edu.cn>
Signed-off-by: xufei <xufeixw@mail.ustc.edu.cn>
Signed-off-by: xufei <xufeixw@mail.ustc.edu.cn>
Signed-off-by: xufei <xufeixw@mail.ustc.edu.cn>
Signed-off-by: xufei <xufeixw@mail.ustc.edu.cn>
dbms/src/Interpreters/Aggregator.cpp Outdated Show resolved Hide resolved
dbms/src/Interpreters/Aggregator.cpp Outdated Show resolved Hide resolved
dbms/src/Interpreters/Aggregator.cpp Outdated Show resolved Hide resolved
Signed-off-by: xufei <xufeixw@mail.ustc.edu.cn>
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@SeaRise SeaRise left a comment

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lgtm

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@yibin87 yibin87 left a comment

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LGTM

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ti-chi-bot bot commented Sep 14, 2023

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: SeaRise, yibin87

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ti-chi-bot bot commented Sep 14, 2023

[LGTM Timeline notifier]

Timeline:

  • 2023-09-14 08:36:08.231309148 +0000 UTC m=+160934.198897200: ☑️ agreed by SeaRise.
  • 2023-09-14 09:01:39.613311461 +0000 UTC m=+162465.580899512: ☑️ agreed by yibin87.

@windtalker
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/run-all-tests

@ti-chi-bot ti-chi-bot bot merged commit f6e8ffa into pingcap:master Sep 14, 2023
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@windtalker windtalker deleted the support_agg_resize_callback branch September 20, 2023 00:24
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3 participants