Linux Server Profiling

Heres a good article about linux server profiling using iostat, sar, blktrace,...
Especially the part about blktrace is very interesting because it isn't as famous as iostat (i didn't know it by now...)

Linux Server Profiling

NoSQL relativized

Yesterday i stumbled over an excellent article that questions the pretences made by Digg.
I think this is very worth reading because the NoSQL debate is just overhyped these days.

The Impact of SSDs on Database Performance and the Performance Paradox of Data Explodification


UPDATE: Here is another good article about RDBMS vs NOSQL:

NoSQL vs. RDBMS: Apples and Oranges?