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bench: isolate continuous partial flushing against main - #26098

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Rachelint wants to merge 9 commits into

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Rachelint:codex/partial-flush-controls

Commits on Oct 3, 2026

feat: aggregate large final hash tables as hash buckets (experimental, off by default)
jayzhan211
committed
5654294
feat: flush a partial hash aggregation table that reaches the bucket threshold while its groups do not recur
jayzhan211
committed
cbe604e
perf: reuse one hash table across aggregation buckets and skip compacting buckets of unique groups
jayzhan211
committed
3500b62
refactor: move the aggregation bucket driver into its own module
jayzhan211
committed
5077a5a
perf: move a final table of unique groups into buckets at a quarter of the threshold
jayzhan211
committed
2868429
perf: bucket only aggregations whose group keys and state are fixed-width
jayzhan211
committed
88d36d4

Commits on Oct 7, 2026

perf: test a 2 MiB partial aggregation flush threshold

Rachel Int
authored and
Rachel Int
committed
85b64a7
perf: add independent partial flush and final bucket controls

Rachel Int
authored and
Rachel Int
committed
fe0866a
perf: use only allocated bytes for partial flush threshold

Rachel Int
authored and
Rachel Int
committed
3ce7f01