[CentOS] Adding RAM

Michael Holmes holmesmich at googlemail.com
Sat Dec 6 12:28:35 UTC 2008

2008/12/6 Rainer Duffner <rainer at ultra-secure.de>:
> Am 06.12.2008 um 01:02 schrieb Ignacio Vazquez-Abrams:
>> PAE, not SMP.
Gah, my mistake, sorry.
> He should be able to replace the kernel via rpm -e and rpm -i
> That said, I doubt he'll actually see a benefit.
> PAE is slow.
> If you want to see a real performance-gain, install 5.2 x86-64.
If this server is not mission-critical and therefore you wouldn't mind
the downtime I'd recommend this too. Of course it could be harder if
the server is Colo'd but for >4GB RAM x86-64 is the best way to go.


More information about the CentOS mailing list