bug#38167: guix pull takes over 8 GiB of memory to finish if there are no substitutes

[Ludovic Courtès]

Hi,

Danny Milosavljevic <address@hidden> skribis:

> On Sun, 29 Dec 2019 23:41:42 +0100
> Ludovic Courtès <address@hidden> wrote:
>
>> > It could be because my modules in GUIX_PACKAGE_PATH contain an import cycle
>> > (I don't know whether it does, but I had such a cycle before).  
>> 
>> And that’s definitely a possibility!  Can you try unsetting
>> GUIX_PACKAGE_PATH?
>
> Sure, but that will not decide it conclusively.
>
> It's pretty rare that guix pull has the problem above (once a week or so), so
> it could also be that it will work because it got a non-problematic case the
> same time (but not because of) I unset GUIX_PACKAGE_PATH.

If you can reproduce the bug when GUIX_PACKAGE_PATH is unset, I’m happy
to investigate further.  Otherwise it’s hard to conclude because we’re
effectively running arbitrary code so the bug may well have nothing to
do with ‘guix pull’ itself.

Let me know!

Ludo’.