I figured I'd write this to show how hard it can be to keep a site online 24/7. This report is pretty tame - and it's just from a single week at Linux-Tips.us. The numbers are often higher, sometimes by a wide margin:
Hopefully you can read that. I had to zoom out quite a bit to get it all into one screenshot.
That's just from a single layer of my site's defense. That's the stuff that made it through other layers or stuff made it through this layer.
There are constant attacks. This is a mild weekly report.
I guess what I'm trying to say is that it's difficult to keep a site online all the time. As frustrating as it is, there's a whole lot that's beyond our control.