[CentOS] Adding RAM
rswwalker at gmail.com
Tue Dec 9 17:07:23 UTC 2008
On Dec 9, 2008, at 10:59 AM, Matt <lm7812 at gmail.com> wrote:
>>>> Setting scheduler is global in C4 it can be set as a kernel option
>>>> with a scheduler=deadline in grub.
>>> Is that an alias for "elevator=deadline" (which I know works)?
>> No that was me forgetting the option name.
>> Thanks Peter, it's elevator= not scheduler=
> Does this mean I need to add "elevator=deadline" to grub.conf? Is
> there a way to make the change without rebooting?
I'm afraid not, so possibly a late night or weekend event with the
option for a mid day reboot to recover if things turn out badly.
Virtualize things and you can minimize downtime with snapshots.
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