[R-pkg-devel] CRAN Detected Using More Than 2 Cores By Default

[Matt Dancho]

I was able to get it to work with your solution. Thanks a lot.

Solution was to set Sys.setenv(“OMP_THREAD_LIMIT”, “1”) on load. I may
adjust this down the road but modeltime 1.2.8 is now on CRAN.

Thanks, Matt

On Sat, Sep 2, 2023 at 7:29 AM Matt Dancho <mdancho using business-science.io>
wrote:

> Thank you very much. I’ll try this and let you know.
>
> On Fri, Sep 1, 2023 at 10:04 AM Ivan Krylov <krylov.r00t using gmail.com> wrote:
>
>> В Fri, 1 Sep 2023 08:26:32 -0400
>> Matt Dancho <mdancho using business-science.io> пишет:
>>
>> > Check: tests, Result: NOTE
>> >      Running 'testthat.R' [20s/7s]
>> >    Running R code in 'testthat.R' had CPU time 2.7 times elapsed time
>> >
>> > Flavor: r-devel-linux-x86_64-debian-gcc
>> > Check: re-building of vignette outputs, Result: NOTE
>> >    Re-building vignettes had CPU time 2.7 times elapsed time
>>
>> Here's the conclusion of a recent R-pkg-devel thread:
>> https://stat.ethz.ch/pipermail/r-package-devel/2023q3/009513.html
>>
>> It might help to set the environment variable
>> OMP_THREAD_LIMIT to 2 in
>> your tests and vignettes, but with examples (and, generally, with
>> defaults in your functions) it will be harder to achieve compliance:
>>
>> https://github.com/Rdatatable/data.table/issues/5658#issuecomment-1700972630
>>
>> I don't see an immediate dependency of your package that could be doing
>> something in parallel, but maybe you'll be able to find it after
>> reading the R-package-devel thread.
>>
>> --
>> Best regards,
>> Ivan
>>
>

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