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Date:      Fri, 7 Nov 2025 09:06:45 -0800
From:      John Kennedy <warlock@phouka.net>
To:        Paul Mather <paul@gromit.dlib.vt.edu>
Cc:        Ronald Klop <ronald-lists@klop.ws>, bob prohaska <fbsd@www.zefox.net>, freebsd-current@freebsd.org, Mark Millard <marklmi@yahoo.com>, freebsd-arm@freebsd.org
Subject:   Re: mongodb - Re: Arm v7 RPi2 -current unresponsive to debugger escape during buildworld
Message-ID:  <aQ4nJVxNvXcO7RZu@phouka1.phouka.net>
In-Reply-To: <32DD797F-E5B6-4198-93D3-738C83A79AB3@gromit.dlib.vt.edu>
References:  <aQyrBArxXq-JSaqu@www.zefox.net> <475995705.6919.1762440301455@localhost> <aQzPBMjvuCoY-kY-@www.zefox.net> <05ADBC62-E111-42F9-ACF2-3A92F2781870@yahoo.com> <aQ1X7WDt3-qPy1Bx@www.zefox.net> <8939ABFB-B315-4DFE-8CD9-296B8A117053@gromit.dlib.vt.edu> <1993483939.9508.1762530959936@localhost> <32DD797F-E5B6-4198-93D3-738C83A79AB3@gromit.dlib.vt.edu>

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On Fri, Nov 07, 2025 at 11:26:07AM -0500, Paul Mather wrote:
> ... So, I went from 1 builder with multiple make jobs to multiple builders with just 1 make job. ...

  I'm doing some in "reasonable" build VMs (8 CPUs, 24G of RAM) and that'll
run into problems.  I haven't really wanted to cut down on parallelism for a
few "bad" actors, so one thing that I've done that works pretty well is a
poudriere build run for just rust, then the real poudriere run.

  In that scenario, rust ends up being the top of that little tree so the ~45
or so dependencies can happen reasonably fast and then rust just grinds away.

  The rust and llvm builds (and I think there is a gcc one because of edk2)
take a long time to build and are definite bottlenecks.  I don't really want to
slander gcc because it may just have the misfortune to be crunching alongside
llvm.


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