[Pharo-dev] PharoMinimal ?

Stephane Ducasse stepharo.self at gmail.com
Sat Oct 7 16:42:30 EDT 2017


I will let guille and pavel reply because they know.
Sven guille and/or Pavel sent a mail a while ago explaining all the
different stages.

What I want is that we continue shrinking the core and get a modular system.
We are getting there for real. ;)

Stef



On Sat, Oct 7, 2017 at 4:18 PM, Sven Van Caekenberghe <sven at stfx.eu> wrote:
> Hi,
>
> What is the story around PharoMinimal and related images ?
>
> Is there a writeup somewhere with instructions ?
>
> I see that we get **FANTASTIC** startup speed with it:
>
> $ cat /etc/issue
> Ubuntu 16.04.3 LTS
>
> $ ./pharo --version
> 5.0-201708271955  Sun Aug 27 20:09:20 UTC 2017 gcc 4.6.3 [Production Spur VM]
> CoInterpreter VMMaker.oscog-eem.2265 uuid: 76b62109-629a-4c39-9641-67b53321df9a Aug 27 2017
> StackToRegisterMappingCogit VMMaker.oscog-eem.2262 uuid: 8b531242-de02-48aa-b418-8d2dde0bec6c Aug 27 2017
> VM: 201708271955 https://github.com/OpenSmalltalk/opensmalltalk-vm.git $ Date: Sun Aug 27 21:55:26 2017 +0200 $
> Plugins: 201708271955 https://github.com/OpenSmalltalk/opensmalltalk-vm.git $
> Linux testing-gce-ebf45dd8-6a4c-43a5-abd0-e5d8673d05a4 3.13.0-115-generic #162~precise1-Ubuntu SMP Fri Mar 24 16:47:06 UTC 2017 i686 i686 i386 GNU/Linux
> plugin path: /home/audio359/pharo7/pharo-vm/lib/pharo/5.0-201708271955 [default: /home/audio359/pharo7/pharo-vm/lib/pharo/5.0-201708271955/]
>
> $ curl get.pharo.org/70-minimal | bash
> ...
>
> $ ./pharo Pharo.image printVersion
> [version] 'Pharo7.0' 'Pharo-7.0+alpha.build.172.sha.d13eed2f80fe19f29fd85ede8c4809d6a6986d4f (32 Bit)'
>
> $ time ./pharo Pharo.image eval '5 factorial'
> 120
> real    0m0.083s
> user    0m0.034s
> sys     0m0.042s
>
> That is less than 1/10 of a second on a simple server ! Wow.
>
> Loading new code in that image seem hard though.
>
> I see that in http://files.pharo.org/image/70/ there are Pharomonticello & Pharometacello variants.
>
> Any pointers on usage/meaning ?
>
> Thx,
>
> Sven




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