Bloody wordpress/zenphoto/dreamhost
I’ve spent most of the last 4 hours staring at something approximating the above photo trying to work out why on earth my blog has gone tits up recently.
I *think* I’ve tracked it down to a combination of over enthusiastic search engine spiders, some rather intensive image resizing code, and a wordpress plugin which is ignorant of my image caching. That little lot have been using up all my cpu/memory resource allocation on my webhost.
I have taken a couple of steps to reduce the problem, and the site is at least viewable now, but it does mean I’m really going to have to rethink the backend of this site in the new year.

I’d offer you a copy of my code, but you’d probably run a mile (and it needs a few sensibility tweaks, like categories and multiple sizes.