Am Donnerstag, 28. August 2014 11:30:21 UTC+2 schrieb wstein:
>
> On Thu, Aug 28, 2014 at 11:18 AM, Emil Widmann <emil.w...@gmail.com 
> <javascript:>> wrote: 
> > 
> > 
> > Am Mittwoch, 27. August 2014 21:00:49 UTC+2 schrieb Travis Scrimshaw: 
> >> 
> >> 
> >> 
> >> IMO there are three big issues with the current Sage Windows VM: 
> >> 
> >> 1 - It's slow  because it runs within the VM (which also causes some 
> >> usability issues with multiple webpages by the OS setup); this also has 
> high 
> >> memory usage. 
> >> 2 - It's too big (I think it's something like 3+ GB) 
> >> 3 - You can't upgrade Sage or really work with different branches as 
> far 
> >> as I remember. 
> >> 
> >> To have such an easy way to get local versions of Sage running on 
> Windows 
> >> would be a major help for India, Japan, and South Korea -- when I was 
> there 
> >> last year giving some Sage demos, nearly everyone had a Windows laptop. 
> >> (Although now I'd just refer them to SMC, but solid internet 
> connections in 
> >> India can be hit or miss.) 
> >> 
> >> Best, 
> >> Travis 
> > 
> > 
> > Slowness may come due to high memory consumtion on restricted hardware. 
> If 
> > you have enough memory to run the virtual machine and bridge the output 
> of 
> > the sage VM to the host browser you have almost no speed penalty. 
> > 
> > Of course in a real world use case with 3-10 year old computers and 
> limited 
> > bandwith/memory/diskspace big VM's can become problematic. 
> > 
> > If you want to develop in sage then maybe the best way to go is a big 
> image. 
> > In other cases of just using sage, maybe it is better to use compressed 
> > images. 
> > 
> > @volker braun 
> > $ du -sh Sage/ 
> > 5.2G Sage/ 
> > 
> > When I spoke of 700 MB virtual machine I meant the data in a compressed 
> > filesystem (e.g. Squashfilesystem with estimated compression rate of 
> 3.5) 
> > like most live distributions use. I also removed some files (e.g. docs) 
> from 
> > the full sage distribution to make it smaller. Docs can be stored 
> directly 
> > in the windows filesystem. 
> > 
> > This would also mean that such a small version is not perfectly suited 
> for 
> > developement (although it can be done), but well suited for just "use" 
> like 
> > teaching. 
> > 
> > I developed and tested on restricted hardware (e.g. old desktop with 1 
> GB 
> > memory, 2,2 Ghz dual core Processor). 
> > 
> > I know this topic has been discussed before and it was decided to ship 
> the 
> > full blown version as the the official sage VM. Still it is my opinion 
> that 
>
> I think it might be more accurate to say that Volker, who creates the 
> VM, decided that he only has time to ship a full blown official Sage 
> VM.   If somebody, anybody, wants to provide (and regularly update) an 
> additional VM like you describe, I don't see why we wouldn't ship it. 
>
> William 
>
> > a small image with an optimized userinterface would be the best use of 
> > developer hours and skill to improve the "sage on windows experience" 
> for 
> > new users and students. With the exception of using the Cloud, of 
> course. 
> > 
> > Cheers 
> > emil 
> > 
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>
>
>
> -- 
> William Stein 
> Professor of Mathematics 
> University of Washington 
> http://wstein.org 
> wst...@uw.edu <javascript:> 
>

Sounds good.
One argument was to have a scripted approach to auto build the VM. What is 
the current state of the "make stripped" or "build micro release" option?



 

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