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Date:      Mon, 16 Mar 2026 04:18:45 -0700
From:      Mark Millard <marklmi@yahoo.com>
To:        Philip Paeps <philip@freebsd.org>, Olivier Certner <olce@freebsd.org>
Cc:        stable@freebsd.org
Subject:   Re: Huge build times increase after updating from 14.3 to 14.4
Message-ID:  <c295c38b-a351-421c-a252-d9768e3d65e2@yahoo.com>
In-Reply-To: <191C91CB-BB1A-4D93-9F50-2542DD737F3D@freebsd.org>
References:  <CAA2O=b-MpKL2o4L8vPo3x%2BW3WT0pzrOvMXtcEmqcWQWfuqmOvQ@mail.gmail.com> <7020104.qJWK8QVVMX@ravel> <191C91CB-BB1A-4D93-9F50-2542DD737F3D@freebsd.org>

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On 3/15/26 21:18, Philip Paeps wrote:
> On 2026-03-13 21:53:48 (+0800), Olivier Certner wrote:
>> You are likely hitting a known problem, see thread "performance
>> regressions in 15.0".  E.g., just picked one mail saying what I also
>> personally think about it:
>> https://lists.freebsd.org/archives/freebsd-current/2025-
>> December/009623.html
>> (arguably, some RAM factories have burnt out for retail consumers
>> since then...)
>>
>> AFAIK, the default was never switched back, but if you're building
>> from source, a new knob was added to recover the previous behavior, see:
>> https://cgit.freebsd.org/src/commit/?id=8d5a11cd0137d3ad
> 
> Does this affect the package builders? 

Yes for the 15.* jails, the main jails [so: 16.0], and the future 14.4+
jails.

(The 13.5 jails and the 14.3 jails do not have the problem.)

> Does that build fix go in the
> host or in the build jails?

What primarily matters is how the world put in the build-jail was built.

> 
> Thanks.
> 
> Philip [hat: cluster babysitter]
> 
> 


-- 
===
Mark Millard
marklmi at yahoo.com


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