[CentOS] Install 32 or 64 bits

Les Mikesell lesmikesell at gmail.com
Tue Aug 18 12:45:56 UTC 2009

Kevin Krieser wrote:
> On Aug 18, 2009, at 6:48 AM, Rainer Duffner wrote:
>> Yaovi Atohoun schrieb:
>>> Hi all,
>>> I am going to install CENTOS 5..3  on three HP Proliant ML 350G
>>> servers. The processor is Quad-core Xeon E5420 and E5335 for one of
>>> them. They all have 1GB Memory. Should I install a 32 bits version or
>>> 64 bits versions?
>>> The servers will be used  an organization about 50 peoples for Web,
>>> Mail and related services.
>> 64bit can still run 32bit programs.
>> So it's a no-brainer: go 64bit right from the start.
> I see the reason for the question.  WIth the limited memory, there is  
> less need for a 64 bit version, and 64 bit will use additional memory  
> anyway.  So does any of the applications needed benefit from the  
> larger virtual address space?

Either will work, but when you notice that RAM is cheap and greatly improves 
performance, you'll be prepared for the upgrade if you are already running 64 bit.

   Les Mikesell
     lesmikesell at gmail.com

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