32bit vs 64bit Linux

[kitepilot at kitepilot.com]

Yes, you can get 'pure 64' systems (think Red Hat).
And you can 'fix them' by installing the hybrid 32-bit libraries, but I'd 
rather stay away from it.
ET 


Nathan England writes: 

>  
> 
>  
> 
> I'll expand *your* question! 
> 
> Are there any *pure* 64-bit OS options out there? Beyond a linux from scratch 
> build, which I have currently that is still pure 64-bit, what is there?
> every distro I know of has 32-bit libraries band-aided on to make some 32-bit that 
> refuses to die run. 
> 
> Nathan 
> 
>  
> 
> 
> On Friday, May 31, 2013 13:32:55 kitepilot at kitepilot.com wrote:
>> Well, I'll expand the question...
>> Performance and memory access considerations aside, the reason why I have
>> always 'gone 32' is because applications availability.  Back when, flash was
>> the limiting factor because it was a PAIN to run it in 64 bits (if at all
>> possible).
>> And some other things... 
>> 
>> For years, I've been lazily sticking to 32 bits to avoid potentially
>> problematic issues.  Now, if that landscape has changed, and
>> application-wise 32 and 64 bits are irrelevant, I'd certainly like to
>> convert to 64. 
>> 
>> Question is (again, performance and memory access considerations aside):
>> What are the potential problems of running on a pure 64 environment for as
>> long as you stick to apt-get (or yum)?
>> ET 
>> 
>> keith smith writes:
>> > Hi,
>> > 
>> > Even though I have 64bit hardware I always install the 32bit version of
>> > Linux.  I do so because of the past discussions on this list that made me
>> > believe the 32bit OS was better because 64bit caching is actually slower
>> > due to the requirement that the cache be filled to a certain point before
>> > it is moved.   I think I recall something about the amount of RAM having
>> > some effect here also.
>> > 
>> > Using a 32bit version over a 64bit version seems counter intuitive,
>> > however that is what I have taken away from these conversations about
>> > 32bit vs 64bit Linux.
>> > 
>> > I'm using CentOS 6.x on a LAMP server that gets a low amount of traffic.  
>> > However I may make the jump to Linux on my desktop this summer. (this
>> > will be my 3rd attempt to become M$ free except one VM so I can use IE
>> > for testing) I think all of my hardware is 64bit.  
>> > 
>> > So that begs the question, is 32bit better than 64bit or do I not
>> > understand the issue?
>> > 
>> > Thank you for your feedback.
>> > 
>> > Keith
>> > 
>> > ------------------------
>> > 
>> > Keith Smith 
>> 
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> --  
> 
>  
> 
> Regards, 
> 
> Nathan England 
> 
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