GNU bug report logs - #22122
{python,python2}-statsmodels on i686: "SVD did not converge"

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Package: guix;

Reported by: Mark H Weaver <mhw <at> netris.org>

Date: Thu, 10 Dec 2015 01:02:02 UTC

Severity: normal

Done: Maxim Cournoyer <maxim.cournoyer <at> gmail.com>

Bug is archived. No further changes may be made.

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Message #11 received at 22122 <at> debbugs.gnu.org (full text, mbox):

From: ludo <at> gnu.org (Ludovic Courtès)
To: Mark H Weaver <mhw <at> netris.org>
Cc: 22122 <at> debbugs.gnu.org
Subject: Re: bug#22122: {python,
 python2}-statsmodels on i686: "SVD did not converge"
Date: Wed, 30 Aug 2017 10:55:14 +0200

Mark H Weaver <mhw <at> netris.org> skribis:

> I analyzed Hydra's database, and discovered that these "SVD did not
> converge" test failures on i686 depend only on which machine attempts
> the build, and are otherwise deterministic.
>
> hydra.gnunet.org fails 100% of the time.  It has *never* passed this
> test on i686.  chapters.gnu.org also fails 100% of the time.
>
> guix.sjd.se consistently passes the test, since at least as far back as
> July 2016.

Weird.  Could it be that something in the stack uses ISA extensions?
(What could it be on i686?)

Ludo’.
This bug report was last modified 4 years and 284 days ago.

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