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List:       debian-user
Subject:    Re: Migrating 32 -> 64
From:       Kailash <listskailash () gmail ! com>
Date:       2013-08-11 12:40:06
Message-ID: 52078356.9040104 () gmail ! com
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On Sunday 11 August 2013 12:59 PM, Stan Hoeppner wrote:
> On 8/10/2013 7:25 PM, Gregory Seidman wrote:
>> I have a low-cost (i.e. old and refurbished) server at home, but it's
>> showing indications of impending hardware failure (e.g. the on-board NIC
>> was being reset automatically every 2 seconds for a while because it was
>> hanging). As a result, I have purchased a new (old and refurbished)
>> machine. The difference is that this one has an x86-64 whereas the old one
>> is 32-bit.
>
>> Ideally, I'd like to move the HD from the old one to the new one, boot, and
>> tell it to upgrade all the packages for the new architecture.
>
> Ask yourself this question:  Is the juice worth the squeeze?
>
> In your case the answer is almost certainly NO.  Thus I recommend you
> simply plug the drive into the new machine and soldier on, saving
> yourself the time and potential headaches of such an upgrade.  There is
> no discernible performance difference between the two with your
> workloads.  You'll gain nothing from moving to 64 bit but for an
> irrational warm fuzzy feeling knowing you have it.
>
> Like many, I suspect that having a 64 bit capable CPU is simply an
> overwhelming itch you feel compelled to scratch.  Resist that urge, swap
> the drive, be happy.
>
I second Stan's stance. x64 is great for heavy loads, but for a home 
server you may not notice any discernible speed increases:
http://en.wikipedia.org/wiki/64-bit#Pros_and_cons

Kailash


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