Artificial intelligence. It’s been on the lips of tech professionals and the…
This is a story of intermittent 500 Internal Server errors from APIs, that ended up being caused by a hardcoded constant in Go’s database/sql package. I’ll mostly spare you the…
VividCortex now supports per-user metrics in Top Queries, so you can monitor MySQL database user activity in detail. By changing the Rank menu from Queries to Users you can now…
Google released a new reCaptcha that is “tough on bots, easy on humans.” It is really simple to use, and it has greatly improved the security against robots and other…
It’s an ancient tradition amongst MySQL DBAs to analyze slow query log files and sort the results by the so-called “index ratio” to find badly indexed queries. The “index ratio,”…
In this webinar, Baron Schwartz explains how VividCortex has used MySQL to support a large-scale, high-velocity time-series database in the AWS cloud.
In the wrong context, almost anything can be funny, and MySQL’s error codes are no exception. A few weeks ago, things got a little loopy as we discovered some definitions…
Talk to someone who runs monitoring systems at a company with more than a few servers and you’ll quickly find out that scaling their monitoring systems is far from a…
Many of SolarWinds® Database Performance Monitor’s customers have strict policies about Internet access from and to their database servers. As a longtime consultant who worked on many servers that lacked…
We use exponentially weighted moving averages (EWMAs) quite a bit in a few algorithms. They’re one of the tricks everyone should have in their toolbox for cheaply approximating recent history…
Optimizing MySQL performance requires the ability to inspect production query traffic. If you’re not seeing your application’s production workload, you’re missing a vital part of the picture. In particular, there…
