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Date:      Wed, 29 Aug 2018 20:38:15 +0200
From:      Emmanuel Vadot <manu@bidouilliste.com>
To:        Daniel Braniss <danny@cs.huji.ac.il>
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:  <20180829203815.374a89a79741cca304a564ba@bidouilliste.com>
In-Reply-To: <B8FED06D-4220-41D2-8F37-213506C01A48@cs.huji.ac.il>
References:  <4FB22C52-44DF-4868-B30F-5E07DE9F2198@yahoo.com> <20180829135057.742947ba512467bd82671cf0@bidouilliste.com> <C72097A5-931B-4420-8336-EB9B1366165C@cs.huji.ac.il> <20180829151201.e3acdd8f65a60e861987489f@bidouilliste.com> <B8FED06D-4220-41D2-8F37-213506C01A48@cs.huji.ac.il>

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On Wed, 29 Aug 2018 17:04:47 +0300
Daniel Braniss <danny@cs.huji.ac.il> wrote:

> 
> 
> > On 29 Aug 2018, at 16:12, Emmanuel Vadot <manu@bidouilliste.com> wrote:
> > 
> > On Wed, 29 Aug 2018 15:41:32 +0300
> > Daniel Braniss <danny@cs.huji.ac.il <mailto:danny@cs.huji.ac.il>> wrote:
> > 
> >> 
> >> 
> >>> On 29 Aug 2018, at 14:50, Emmanuel Vadot <manu@bidouilliste.com> wrote:
> >>> 
> >>> On Wed, 29 Aug 2018 04:07:28 -0700
> >>> Mark Millard via freebsd-arm <freebsd-arm@freebsd.org <mailto:freebsd-arm@freebsd.org>> wrote:
> >>> 
> >>>> This head -r338341 based Pine64+ 2GB has a case, heatsinks,
> >>>> and a fan.
> >>>> 
> >>>> # 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=thermal_sensor@1c25000 compat=allwinner,sun50i-a64-ths
> >>>> dev.aw_thermal.0.%location: 
> >>>> dev.aw_thermal.0.%driver: aw_thermal
> >>>> dev.aw_thermal.0.%desc: Allwinner Thermal Sensor Controller
> >>>> dev.aw_thermal.%parent: 
> >>>> 
> >>> 
> >>> 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=thermal_sensor@1c25000 compat=allwinner,sun50i-a64-ths
> >> dev.aw_thermal.0.%location: 
> >> dev.aw_thermal.0.%driver: aw_thermal
> >> dev.aw_thermal.0.%desc: Allwinner Thermal Sensor Controller
> >> dev.aw_thermal.%parent:
> > 
> > Indeed it does. Do you have the big ass heatsink + fan on it ?
> > https://www.friendlyarm.com/index.php?route=product/product&path=82&product_id=133 <https://www.friendlyarm.com/index.php?route=product/product&path=82&product_id=133>;
> > 
> the one with the 'too big ass ...' reports 17C when idling,
> a second with just the small heatsink reports 25 C for all three (gpu0/1 nd cpu0)
> so I guess the fan does work, but still, room temperature is around 25C.

 Remember that A64 is a SoC for tablet, it was designed to be really
cool. But if you have a IR thermometer or FLIR camera I would love some
picture :)

> 
> 
> > On my pine64 (Not LTS so A64), when it's idle the three sensors are
> > ~22C. My IR thermometer reports a max temp of 33C when I 'scan' the
> > chip.
> > 
> > Could you sysctl dev.aw_sid.0.ths-calib ?
> > 
> > I'll try to test on my NanoPi 64 with the heatsink.
> > 
> >> and it?s summer here.
> >> 
> >> danny
> >> 
> >>> 
> >>> 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>;
> >>> 
> >>>> This was during a -j4 buildworld's:
> >>>> 
> >>>> Building /usr/obj/cortexA53_clang/arm64.aarch64/usr/src/arm64.aarch64/lib/clang/libllvm/CodeGen/MachineBranchProbabilityInfo.o
> >>>> Building /usr/obj/cortexA53_clang/arm64.aarch64/usr/src/arm64.aarch64/lib/clang/libllvm/CodeGen/MachineCSE.o
> >>>> Building /usr/obj/cortexA53_clang/arm64.aarch64/usr/src/arm64.aarch64/lib/clang/libllvm/CodeGen/MachineCombiner.o
> >>>> Building /usr/obj/cortexA53_clang/arm64.aarch64/usr/src/arm64.aarch64/lib/clang/libllvm/CodeGen/MachineCopyPropagation.o
> >>>> 
> >>>> 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.
> >>>> 
> >>>> (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.)
> >>>> 
> >>>> ===
> >>>> Mark Millard
> >>>> marklmi at yahoo.com
> >>>> ( dsl-only.net went
> >>>> away in early 2018-Mar)
> >>>> 
> >>>> _______________________________________________
> >>>> 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"
> >>> 
> >>> 
> >>> -- 
> >>> 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>"
> >> 
> > 
> > 
> > -- 
> > Emmanuel Vadot <manu@bidouilliste.com <mailto:manu@bidouilliste.com>> <manu@freebsd.org <mailto:manu@freebsd.org>>
> 


-- 
Emmanuel Vadot <manu@bidouilliste.com> <manu@freebsd.org>



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