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List:       opensolaris-laptop-discuss
Subject:    Re: [laptop-discuss] Somebody has experience with OSol on Toshiba
From:       Brian Ruthven - Solaris Network Sustaining - Sun UK
Date:       2009-12-17 0:01:07
Message-ID: 4B2974C3.2070505 () sun ! com
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Albert Lee wrote:
> On Wed, 16 Dec 2009 11:53:14 +0000, Brian Ruthven - Sun UK
> <Brian.Ruthven@Sun.COM> wrote:
>   
>> Albert Lee wrote:
>>     
>>> Compiler performance
>>> similarly leaves much to be desired, but I've been using my netbook for
>>> development lately regardless, as it's the most convenient system with
>>> the
>>> proper toolchain.
>>>   
>>>       
>> Can you elaborate on this? e.g. Is the problem a cpu bottleneck, or an 
>> I/O bottleneck? Is this a fundamental design problem with the compilers?
>>     
>
>   
>> Which version of the compiler are you using (including any patches / 
>> updates which have been applied)?
>>
>> Regards,
>> Brian
>>     
>
> Just to clarify, I was referring to the time spent running the compiler
> rather than any performance characteristics of the output (although there
> are probably scheduling optimisations for in-order execution that I could
> apply).
>
> I am using Sun Studio 12u1 installed via
> "pkg://opensolaris.org/sunstudio12u1@12.1,5.11-0.111:20090617T225413Z" and
> C++ code with heavy use of stlport templates can take more than a minute
> per compilation unit. There is definitely a CPU bottleneck, but probably
> does not reflect on a design problem in the compiler.
>
> -Albert
>   

Hi Albert.

Thanks for replying and clarifying that. I wanted to make sure there 
wasn't some fundamental brokenness within the compiler which should be 
captured, measured and logged as a bug.

Regards,
Brian


-- 
Brian Ruthven
Solaris Revenue Product Engineering
Sun Microsystems UK
Sparc House, Guillemont Park, Camberley, GU17 9QG

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