Earlier this week, Matt Yonkovit talked about how some companies are seeing an overwhelming increase in systems usage and traffic. During a crisis like the one we are experiencing, the shift in how people interact and behave has accelerated the usage of certain services and introduced people into new ways of working, living, and […]Read more
Disclaimer: The following blog post does not try to provide a solution for split-brain situations, and the example provided is for demonstrative purposes only. Inconsistencies resulting from a split-brain scenario might possibly be more complex than the one shown, so do not use the following example as a complete guide.
What is Split-Brain?
A split-brain scenario […]
What You May Not Know About Random Number Generation in Sysbench
Sysbench is a well known and largely used tool to perform benchmarking. Originally written by Peter Zaitsev in early 2000, it has become a de facto standard when performing testing and benchmarking. Nowadays it is maintained by Alexey Kopytov and can be found in […]
Last week I did a webinar on MySQL Troubleshooting and Performance Optimization with Percona Monitoring And Management v2 (PMM2).
There was a tremendous amount of interest and many more questions than I could answer, so I’m answering them in this blog post instead.
Q: What are the red and white dots on the last column in […]
We recently helped migrate a production PostgreSQL database running on a given DBaaS platform… to another DBaaS platform. When it comes to vendor “lock-in”, some providers are easier (and even friendlier) to deal with than others, but it is never a straightforward process. While in a traditional environment we would usually approach this problem […]Read more