http://www.anandtech.com/show/2829
A follow up to the SSD anthology. Good reading.
http://www.anandtech.com/show/2738
The mother of all articles on the technology underlying SSD performance. A monster read. Hat tip @vvas.
http://www.symantec.com/connect/articles/getting-hang-iops
Outstanding article on hard disk performance, IOPS and predicting drive usage, RAID capacity, and so on.
http://thunk.org/tytso/blog/2009/02/20/aligning-filesystems-to-an-ssds-erase-block-size/
Useful article on setting up a hard drive to get best use out of an SSD. One to watch when upgrading to 11.04 probably.