Pros and Cons of amd64 (versus i386).

Peter Jeremy peterjeremy at optushome.com.au
Sat Apr 8 21:24:27 UTC 2006


On Sat, 2006-Apr-08 20:41:36 +0400, Dmitry Morozovsky wrote:
>On Fri, 7 Apr 2006, Peter Jeremy wrote:
>PJ> Backup your amd64 environment and install i386.  You can re-install
>PJ> the amd64 once the testing is finished.  The best benchmark is always
>PJ> your own application.
>
>Or, even better, use spare disk or at least spare slice.  Having fresh good 
>backup never hurts though ;-)

Note that using different slices may change your results.  All modern
disks are faster near the outside (start of the disk) then the inside
(I get more than 50% increase from inside to outside on one system).

A second disk is OK as long as it's the same type of disk running at
the same transfer rate.

-- 
Peter Jeremy


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