I had some fields on my site which used ajax. These would look at what the user was typing in, and for each keystroke would do a request to the server for a list of matches. These matches would then be shown below the field in a popup list.

Old …

I have a Virtual Machine running Debian Lenny with which to host web sites. It was swapping a lot, so I've just updated the memory from 256Mb to 512Mb.

After the upgrade I was having trouble with some websites being slow. Using the Net panel on Firebug this seemed to …