On 09/07/2019 11:37, Derek.Moody wrote:
> In article , James Harris
>  wrote:
>
>
>> Right Now, The Pi 4 must be treated like a very Early Pi.  Booting is
>
> Yes, very promising too.
>
>> limited to the (faster?) SD card and its video limited / Early days. The
>> Pi 4 has vast IO and CPU upgrades, so that where performance gains live.
>> First move swap off the SD card, and avoid demanding video jobs. The Pi 4
>
> I bought a £350 Intel machine this year purely for 3D rendering - first
> tests suggest the new Pi will be, perhaps not better but certainly in the
> same class although I'm waiting for 3rd party software to be recompiled to
> be certain - I looked at the dependency lists and decided to leave it to
> those who know what they're doing.
>
>> runs hot. Its CPU clock hard and fast, when pushed to 80 C. ZRam memory
>> compression may help, squeezing more out of whatever memory your Pi has.
>> the 4GB ram limit keeps the PI with 32 bit limits. The 8GB Pi4 would have
>> pushed Raspbian out of pure 32 bit land. Perhaps later, after we  adjust
>> to the new Power Pi. I shall buy a Pi4 this fall.  Bye bye Intel P4
>
>> If I went for a Pi 4 as desktop I would cover much of that with an SSD,
>> UPS and temperature-controlled fan.
>
> Definitely: looking at the specs a safe shutdown rather than full ups could
> be covered by a simple usb portable powerbank.

I am not sure how a USB powerbank would tell the Pi to shut down.

I have a Pico UPS on a Pi 2. It has what it calls FSSD - file-safe
shutdown. Whether it is 'switched off' or the battery runs low it will
invoke demons to shut the system down in an orderly way.


--
James Harris

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