Another red warning light when running google page speed or yslow that is quite easy to sort out if you are running your own server.
First you need to know how to login through SSH as root user which you can do by reading this post.
And you need an editor installed to be able to edit the right file to enable the apache keepalive feature, which you can read about in this post.
(all links open in a new window so don’t be afraid!).
So here we go….