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Date:      Fri, 19 Mar 2021 21:58:44 +0100
From:      Klaus Cucinauomo <maciphone2@googlemail.com>
To:        bob prohaska <fbsd@www.zefox.net>, freebsd-arm@freebsd.org
Subject:   Re: RPI4 clock speeds and serial port ( temperatures idle and -j4 buildworld buildkernel )
Message-ID:  <5C06325C-2C57-4760-8F94-51617B05B0B3@googlemail.com>
In-Reply-To: <20210319195019.GA39087@www.zefox.net>
References:  <20210319195019.GA39087@www.zefox.net>

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>>=20
>>>> Am 19.03.2021 um 18:43 schrieb bob prohaska <fbsd@www.zefox.net>:
>>>=20
> I've enabled powerd and rebooted, console messages report that powerd
> started with no explicit errors. A -j4 buildworld is running now.
>=20
> Should I expect to see powerd mess up the default mini-uart serial console=
?
> So far, it hasn't with top reporting less than 1% idle. That's confusing..=
..
>=20
> Thanks for writing!
>=20
> bob prohaska

normally shouldn=E2=80=98t mess up the console....
sysctl dev.cpu.0.freq  ... cpu.1.freq etc.
prints the current freq

-j4 shown c++ with =E2=80=9Atop=E2=80=98 should=20
run @ approx. 97% CPU-usage while =E2=80=9Amake=E2=80=98 uses bit less=20
Regards

K.





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