32bit Vs 64bit OS

Andrew Haley aph at redhat.com
Fri Jun 18 13:08:55 UTC 2010

On 06/18/2010 02:00 PM, Kwan Lowe wrote:
> On Thu, Jun 17, 2010 at 9:28 PM, Monty wig <montywig at gmail.com> wrote:
>> Hi Gurus,
>> Can someone please point me the right direction on the difference between
>> 32bit and 64bit OS?
> For almost all situations, I don't see any benefit to staying with
> 32-bit on servers. There's apparently a narrow case for 32-bit on the
> desktop for some specific applications, but my laptop is 64-bit.

Even if you're going to run an app in 32-bit mode, you're still better
off with a 64-bit kernel.

> The areas where 64-bit apps is not a good idea is on some
> applications, in particular Java-based apps.

In most cases that's not really true any more, because of compressed


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