Raspberry Pi write cycles

[Lars Brinkhoff]

Zane Healy wrote:
> I use RPi3’s for PDP-10 and DPS-8 emulation, I haven’t tried them for
> VAX emulation.  I would like to try a RPi4 for VAX emulation.

I have an RPi4 running ITS.  I attached a fast USB3 memory rather than
running off the SD card.  For the full ITS rebuild from scratch it takes
two hours rather, compared to one hour on my Core i7 2.4 GHz laptop.

An RPi2 with slow SD card takes around 24 hours!