Date: Tue, 27 Sep 2022 15:08:30 +1000 From: Ian Smith <smithi@nimnet.asn.au> To: Saniya Maheshwari <saniya.mah@gmail.com>,freebsd-questions@FreeBSD.org Subject: Re: Heating issues with FreeBSD on laptop Message-ID: <D16526F8-C514-496A-9962-8F04C9D217BE@nimnet.asn.au> In-Reply-To: <5YSTIR.Y5KGLFASW5IU2@gmail.com> References: <5YSTIR.Y5KGLFASW5IU2@gmail.com>
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On 27 September 2022 2:39:41 am AEST, Saniya Maheshwari <saniya=2Emah@gmail= =2Ecom> wrote: > Hi, >=20 > I just installed FreeBSD on my laptop, and everything went smoothly,=20 > except one thing that my laptop seems to be a little warm and noisy=20 > (due to the fans) even when it's idle=2E What make and model laptop? What version of FreeBSD? > Following some steps on other forums, I tried the following: >=20 > $ sysctl 'hw=2Eacpi=2Ethermal' >=20 > This gives me an 'unknown oid' error=2E >=20 > $ sysctl -a | grep temp >=20 > This gives no results=2E Please show results of $ sysctl hw=2Eacpi If none, acpi=2Eko isn't loaded=2E Otherwise select Verbose Booting from the startup menu, and scan results i= n /var/run/dmesg=2Eboot to look for errors while booting=2E You may need to put that file up on some site, and post a link to it here= =2E > After running >=20 > # kldload coretemp >=20 > and retrying: >=20 > $ sysctl -a | grep temperature >=20 > I do get the CPU temperature values: >=20 > dev=2Ecpu=2E15=2Etemperature: 51=2E0C > dev=2Ecpu=2E13=2Etemperature: 50=2E0C > dev=2Ecpu=2E11=2Etemperature: 50=2E0C > =2E=2E=2E >=20 > All this is when the laptop is absolutely idle with just the shell=20 > running in the TTY=2E I can confirm that >=20 > # top >=20 > shows the same (CPU 100% idle)=2E >=20 > I'm not sure what is going wrong and would be grateful for any help=2E How about: $ sysctl -a | grep fan cheers, Ian
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