[Interest] memory fragmentation?

Thiago Macieira thiago.macieira at intel.com
Wed Aug 22 11:09:39 CEST 2012

On quarta-feira, 22 de agosto de 2012 10.53.48, Harri Pasanen wrote:
> Also, 32 bit linux process leaves more application space free, so you 
> can easily reach 2Gb process size, while I recall windows XP having 
> issues after 1.5Gb.    It's been a while, so I might not recall all 
> details...

A Linux 32-bit kernel leaves 3 GB of addressing space for the application and 
runs itself in the top 1 GB of memory.

A Linux 64-bit kernel leaves all 4 GB of addressing space for 32-bit 

There's no excuse for running a 32-bit kernel on a 64-bit desktop or laptop-
class machine.
Thiago Macieira - thiago.macieira (AT) intel.com
  Software Architect - Intel Open Source Technology Center
     Intel Sweden AB - Registration Number: 556189-6027
     Knarrarnäsgatan 15, 164 40 Kista, Stockholm, Sweden
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