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add atimes test for date-idate subtraction#7827

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ben-schwen merged 3 commits into
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date_idate_subtraction
Jul 23, 2026
Merged

add atimes test for date-idate subtraction#7827
ben-schwen merged 3 commits into
masterfrom
date_idate_subtraction

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@ben-schwen

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Towards #7825

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github-actions Bot commented Jul 21, 2026

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  • HEAD=date_idate_subtraction faster P<0.001 for memrecycle regression fixed in #5463
  • HEAD=date_idate_subtraction faster P<0.001 for fwrite refactored in #6393
    Comparison Plot

Generated via commit dde4839

Download link for the artifact containing the test results: ↓ atime-results.zip

Task Duration
R setup and installing dependencies 2 minutes and 52 seconds
Installing different package versions 24 seconds
Running and plotting the test cases 8 minutes and 12 seconds

@MichaelChirico

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Hmm, I'm not seeing the slowdown here, should I be?

@ben-schwen

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Nah, not in this graph. Maybe I need to increase N, will check

@ben-schwen
ben-schwen force-pushed the date_idate_subtraction branch from 29cdd79 to 10db18d Compare July 23, 2026 07:47
@ben-schwen

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Apparently it had something to do with S3 registration. @tdhock and @Anirban166 probably know better about this, but I've tried to explain it in the comment ^^

@ben-schwen
ben-schwen merged commit fae95de into master Jul 23, 2026
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@ben-schwen
ben-schwen deleted the date_idate_subtraction branch July 23, 2026 08:47
Comment thread .ci/atime/tests.R
Before = "84b0e32f7a1bfdd8ec3a2c4012010b3ec072b31f", # Parent of the regression commit.
Regression = "cfa9f49bd27195962573ad493a31600d173abc5c", # Merge commit of #7213 which added chooseOpsMethod.IDate.
seconds.limit = 1,
# Reset the shared base S3 table to match the version under test (see "Caveat" in the intro above).

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Seems like a possible bug/FR for {atime}? cc @tdhock

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2 participants