[mythtv-users] Any advantage going to 64 bit?

Gabe Rubin gaberubin at gmail.com
Fri Mar 11 17:14:22 UTC 2011

On Fri, Mar 11, 2011 at 8:05 AM, Neil Cooper <neilcoo at yahoo.co.uk> wrote:
> --- On Thu, 3/10/11, Gabe Rubin <gaberubin at gmail.com> wrote:
>> From: Gabe Rubin <gaberubin at gmail.com>
>> Subject: [mythtv-users] Any advantage going to 64 bit?
>> To: "Myth User" <mythtv-users at mythtv.org>
>> Date: Thursday, March 10, 2011, 5:37 PM
>> Hi list,
>> My combined FE/BE uses a Sempron 140 CPU, which I
>> understand is
>> capable of 64 bit computing.  I believe I am running
>> it with a 32 bit
>> kernel, which I base off the following (but I could be
>> wrong):
>> [root at localhost ~]# uname -r
>> [root at localhost ~]# uname -m
>> i686
>> Is there an advantage to me running in 64 bit?  If so,
>> what would I
>> need to do to accomplish this (on a Fedora 14 system using
>> yum with
>> atrpms as my primary install method)?  Is it as simple
>> as yum install
>> <correct kernel> and then yum update to get all my
>> programs upgraded
>> to the 64 bit versions as appropriate?
> Just wondering, but why did you install a 32 bit version of Linux on 64 bit hardware in the first place?
Good question.  I reinstalled myth on a bare metal system last fall
because my last system was having motherboard issues.  The only thing
I brought over from the prior install was my database and half of my
recordings (I managed to reformat the HD that was in my old system
during the reinstall by accident and lost all my config files, half of
my recordings, and other data, but fortunately I backed up the
database prior to doing that).

Because I was doing a fresh install, I decided to use mythdora to do
the new install thinking it would be the easiest way to install myth
and fedora at the same time (and it was, much kudos, although I
changed my repo to atrpms after doing that).  Either it chose to
install the 32 bit version for me (unlikely) or I chose it because I
was unsure if CPU was 64 bit capable.  So I am guessing the issue was

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