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A lot of CPU is used to generate context when non-lite init stats #52342

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winoros opened this issue Apr 3, 2024 · 2 comments · Fixed by #52615
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A lot of CPU is used to generate context when non-lite init stats #52342

winoros opened this issue Apr 3, 2024 · 2 comments · Fixed by #52615
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affects-8.1 This bug affects the 8.1.x(LTS) versions. sig/planner SIG: Planner type/enhancement The issue or PR belongs to an enhancement.

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winoros commented Apr 3, 2024

Enhancement

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@winoros winoros added the type/enhancement The issue or PR belongs to an enhancement. label Apr 3, 2024
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winoros commented Apr 3, 2024

It should also be a potential problem when loading histograms.

@winoros winoros mentioned this issue Apr 3, 2024
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@winoros winoros added the sig/planner SIG: Planner label Apr 3, 2024
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winoros commented Apr 7, 2024

#41993 This pull also introduced a place allocating too many context

@winoros winoros mentioned this issue Apr 15, 2024
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ti-chi-bot bot pushed a commit that referenced this issue Apr 28, 2024
@winoros
statistics: reduce allocation of types.Context (#52615)
1d698c7 
close #52342
@winoros winoros added the affects-8.1 This bug affects the 8.1.x(LTS) versions. label Apr 28, 2024
@ti-chi-bot ti-chi-bot mentioned this issue Apr 28, 2024
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ti-chi-bot bot pushed a commit that referenced this issue Apr 29, 2024
@ti-chi-bot
statistics: reduce allocation of types.Context (#52615) (#52963)
f37e5f3 
close #52342
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affects-8.1 This bug affects the 8.1.x(LTS) versions. sig/planner SIG: Planner type/enhancement The issue or PR belongs to an enhancement.
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statistics: reduce allocation of types.Context winoros/tidb
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