[CentOS] Emacs problem

[Bill Maltby (C4B)]

On Tue, 2014-12-23 at 10:55 -0500, Jason Ricles wrote:
> I am currently running the latest kept yum version of emacs on Centos
> 6.6. The issues I am having is that sometimes when I type input, some
> of the input randomly disappears and will then reappear when I
> highlight where the missing input should be.
> 
> Why might this annoying thing be happening, and is there a way to fix
> it? Also I have not made any edits to emacs preferences so they are
> set to the defaults, and never happened in Centos 6.5 but now does in
> 6.6.
If it limited to Emacs? I've noticed similar things in the browser
(Firefox) and Libreoffice stuff when I enter stuff and scroll is done. I
can recover "visibility" by dragging the mouse over it or scrolling the
window.

I'm thinking might be something X related?

> <snip>

Bill