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Minor: Add TPCH scale factor 10 to bench.sh, use 10 iteration #6893

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merged 4 commits into from
Jul 11, 2023

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alamb
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@alamb alamb commented Jul 9, 2023

Which issue does this PR close?

Related to #4973

Rationale for this change

The new grouping code is so fast that the measurement noise is becoming significant 😆 so I need larger data

What changes are included in this PR?

add tpch10 as well as tpch to bench.sh

So you can run bench.sh run tpch10 now

Are these changes tested?

I tested them manually

Are there any user-facing changes?

@alamb alamb marked this pull request as ready for review July 9, 2023 10:22
@Dandandan
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What about increasing the number of iterations as well? This also reduces the variance in the results.

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alamb commented Jul 9, 2023

What about increasing the number of iterations as well? This also reduces the variance in the results.

That is a good idea 🤔 It turns out that DataFusion blew up my machine's memory when trying to run TPCH on SF10 as well. Maybe I also need to limit the memory (so the queries error rather than swap the OS to death)

@alamb alamb changed the title Minor: Add TPCH scale factor 10 to bench.sh Minor: Add TPCH scale factor 10 to bench.sh, use 10 iteration Jul 10, 2023
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alamb commented Jul 10, 2023

What about increasing the number of iterations as well? This also reduces the variance in the results.

Changed to 10 in bd6812d

@Dandandan Dandandan merged commit efc3827 into apache:main Jul 11, 2023
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Thanks @alamb

@alamb alamb deleted the alamb/tpch_10 branch July 11, 2023 16:25
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2 participants