[CentOS] Question on upgrading hardware

nate centos at linuxpowered.net
Fri Jan 23 01:27:17 UTC 2009


Bob Hoffman wrote:
> For centos 5.x
>
> Two questions regarding upgrading hardware or system.
>
> 1- If I were to shut off the server and add more ram, switch out ram, remove
> one of the two cpus, or replace the two cpus with bigger or smaller
> ones.....Would I just be able to restart the server or would I have to do
> something with the configuration somewhere?

Shouldn't need to touch the config.


> 2- If I built another system, slightly different motherboard but most of the
> rest the same as far as hardware, would taking a drive from the old system
> and adding it to the new system work correctly and recognize what it needs?

If the disk controller is the same you should be fine. If it is not
the same you may want to adjust your /etc/modprobe.conf and rebuild
your initrd prior to making the change to ensure the system boots.

nate



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