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Date:      Wed, 29 Aug 2018 15:41:32 +0300
From:      Daniel Braniss <danny@cs.huji.ac.il>
To:        Emmanuel Vadot <manu@bidouilliste.com>
Cc:        Mark Millard <marklmi@yahoo.com>, Mark Millard via freebsd-arm <freebsd-arm@freebsd.org>
Subject:   Re: FYI: A Pine64+ 2GB thermal result during a -j4 buildworld's libllvm build on head -r338341
Message-ID:  <C72097A5-931B-4420-8336-EB9B1366165C@cs.huji.ac.il>
In-Reply-To: <20180829135057.742947ba512467bd82671cf0@bidouilliste.com>
References:  <4FB22C52-44DF-4868-B30F-5E07DE9F2198@yahoo.com> <20180829135057.742947ba512467bd82671cf0@bidouilliste.com>

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> On 29 Aug 2018, at 14:50, Emmanuel Vadot <manu@bidouilliste.com> =
wrote:
>=20
> On Wed, 29 Aug 2018 04:07:28 -0700
> Mark Millard via freebsd-arm <freebsd-arm@freebsd.org =
<mailto:freebsd-arm@freebsd.org>> wrote:
>=20
>> This head -r338341 based Pine64+ 2GB has a case, heatsinks,
>> and a fan.
>>=20
>> # sysctl -a | grep therm
>> dev.aw_thermal.0.gpu2: 28C
>> dev.aw_thermal.0.gpu1: 29C
>> dev.aw_thermal.0.cpu: 31C
>> dev.aw_thermal.0.%parent: simplebus0
>> dev.aw_thermal.0.%pnpinfo: name=3Dthermal_sensor@1c25000 =
compat=3Dallwinner,sun50i-a64-ths
>> dev.aw_thermal.0.%location:=20
>> dev.aw_thermal.0.%driver: aw_thermal
>> dev.aw_thermal.0.%desc: Allwinner Thermal Sensor Controller
>> dev.aw_thermal.%parent:=20
>>=20
>=20
> That seems very very low.
mine (Friendlyarm/allwinner/a64)is too cold to believe:

dev.aw_thermal.0.gpu2: 17C
dev.aw_thermal.0.gpu1: 17C
dev.aw_thermal.0.cpu: 15C
dev.aw_thermal.0.%parent: simplebus0
dev.aw_thermal.0.%pnpinfo: name=3Dthermal_sensor@1c25000 =
compat=3Dallwinner,sun50i-a64-ths
dev.aw_thermal.0.%location:=20
dev.aw_thermal.0.%driver: aw_thermal
dev.aw_thermal.0.%desc: Allwinner Thermal Sensor Controller
dev.aw_thermal.%parent:

and it=E2=80=99s summer here.

danny

>=20
> With 4 cpuburn-a53 process running I easily get to ~60C for cpu and
> ~55C for the gpus sensor.
> https://people.freebsd.org/~manu/cpuburn-a53 =
<https://people.freebsd.org/~manu/cpuburn-a53>;
>=20
>> This was during a -j4 buildworld's:
>>=20
>> Building =
/usr/obj/cortexA53_clang/arm64.aarch64/usr/src/arm64.aarch64/lib/clang/lib=
llvm/CodeGen/MachineBranchProbabilityInfo.o
>> Building =
/usr/obj/cortexA53_clang/arm64.aarch64/usr/src/arm64.aarch64/lib/clang/lib=
llvm/CodeGen/MachineCSE.o
>> Building =
/usr/obj/cortexA53_clang/arm64.aarch64/usr/src/arm64.aarch64/lib/clang/lib=
llvm/CodeGen/MachineCombiner.o
>> Building =
/usr/obj/cortexA53_clang/arm64.aarch64/usr/src/arm64.aarch64/lib/clang/lib=
llvm/CodeGen/MachineCopyPropagation.o
>>=20
>> No HDMI is plugged in. Ethernet is in use. The serial console
>> is in use. A USB powered hub with a USB drive is plugged in
>> to provide the swap partition. The UFS root file system is on
>> a microsdhc card in the microsd slot and it has TRIM enabled.
>> Nothing else other than the power cord is connected.
>>=20
>> (The microsd card use with TRIM was requested by someone.
>> I normally use a root filesystem on a USB device because
>> booting from an e.MCC on an sdcard adapter that is put in
>> the sdcard slot does not work these days and I normally
>> avoid microsd cards for much beyond loading the kernel.)
>>=20
>> =3D=3D=3D
>> Mark Millard
>> marklmi at yahoo.com
>> ( dsl-only.net went
>> away in early 2018-Mar)
>>=20
>> _______________________________________________
>> freebsd-arm@freebsd.org mailing list
>> https://lists.freebsd.org/mailman/listinfo/freebsd-arm
>> To unsubscribe, send any mail to =
"freebsd-arm-unsubscribe@freebsd.org"
>=20
>=20
> --=20
> Emmanuel Vadot <manu@bidouilliste.com <mailto:manu@bidouilliste.com>> =
<manu@freebsd.org <mailto:manu@freebsd.org>>
> _______________________________________________
> freebsd-arm@freebsd.org <mailto:freebsd-arm@freebsd.org> mailing list
> https://lists.freebsd.org/mailman/listinfo/freebsd-arm =
<https://lists.freebsd.org/mailman/listinfo/freebsd-arm>;
> To unsubscribe, send any mail to "freebsd-arm-unsubscribe@freebsd.org =
<mailto:freebsd-arm-unsubscribe@freebsd.org>"




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