[Vm-dev] Re: [Pharo-project] newDelta >0 failed in sqUnixMemory

Andreas Raab andreas.raab at gmx.de
Fri Jan 30 17:37:33 UTC 2009

John M McIntosh wrote:
> Yes, I can't recall it was what 50% of the performance of a 3.x compile 
> out of the box, and after *much*
> tweaking of compiler flags it was mmm just 20% slower..   Well certainly 
> the performance impact was measured in 10 of percent.

So what do you use today? gcc 4? And how does it stack up 
performance-wise against a Windows VM on the same box? I personally 
wouldn't mind moving forward but the results in the past were so 
godawful that I haven't tried in a long time.

   - Andreas

> On 30-Jan-09, at 4:33 AM, Michael Rueger wrote:
>> John McIntosh and I actually spent some time a few ago compiling VMs on
>> Windows and MacOS with the newest GCCs and ran into a bunch of problems,
>> especially concerning performance. I had to put the work on the back
>> burner for now, but switching to newer compilers will take a bit of
>> extra work at some point.
>> Michael
> -- 
> ===========================================================================
> John M. McIntosh <johnmci at smalltalkconsulting.com>
> Corporate Smalltalk Consulting Ltd.  http://www.smalltalkconsulting.com
> ===========================================================================

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