In my role at work as "database architect", it behooves me to try to have some sort of familiarity with notions of "enterprise architecture".
TOGAF 8 "Enterprise Edition" - Open Group Architecture Framework
Software Architecture for Software-Intensive Systems - SEI @ CMU
Tom White: Disks have become tapes
With the way disk capacity has been increasing faster than the growth of I/O buses, there a strange sense in which " disk has become like tape " in its behaviour.`
The 7 Stages of Scaling Web Applications: Strategies for Architects
Hints for Computer System Design
A paper by Butler Lampson describing things he learned over the years about designing computer systems