Add --simulate-latency / SIMULATE_LATENCY option to dfbench / ./bench.sh#20954

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Dandandan merged 13 commits intoapache:mainfrom

Dandandan:throttle_dfbench

Mar 16, 2026

Commits on Mar 16, 2026

Replace ThrottledStore with LatencyObjectStore for realistic S3-like latency simulation

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Merge branch 'main' into throttle_dfbench
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Merge remote-tracking branch 'upstream/main' into throttle_dfbench
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Fixes
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Merge branch 'throttle_dfbench' of github.com:Dandandan/arrow-datafusion into throttle_dfbench
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Shuffle latency distributions and use separate GET/LIST lists

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Fix latency distributions to match target percentiles

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Revert object_store feature flag to workspace default

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