Archive for Month: February 2011

Profile Driven Performance Optimization

Performance Optimization Recently, one of our support engineers noticed that a customer cluster got a little sluggish during a routine maintenance operation. In looking back at historical data, we noticed that the cluster saw a decrease in transaction throughput. The system should have done its cleanup in the background at […]

Sierra and the Clustrix Database Stack

A lot of the responses to my previous posts criticized my choice of comparing a document database like MongoDB to a relational database like Clustrix. I tried to examine aspects of the database architecture which have nothing to do with the data model, but somehow the data model would always […]

MongoDB vs. Clustrix Comparison, Part 2

MongoDB versus ClustrixDB Introduction In Part 1 of my comparison, I ran some performance benchmarks to establish that relational systems can scale performance. In this post I would like to focus more on the High Availability and Fault Tolerance aspects of the two systems. The post will go over the […]