SolarWinds

Using Netlink to Optimize Socket Statistics

09/22/14 This is a story of using low-level kernel interfaces to optimize an edge case one of our agents encountered in some servers. The TL;DR version is that accessing /proc/ can…

Prepared Statement Samples

07/25/14 One of our most useful features is Top Queries, which allows users to examine various metrics for families of similar queries. Once a query family is selected, we can dril…

Join Our Team! We’re Hiring!

04/24/14 We’re Hiring! VividCortex has several open positions, both technical and non-technical. All of these positions are fulltime, based in Charlottesville, VA or Montevideo, Ur…

How to Fix Hangout Restrictions on Google Apps

04/16/14 We use Google Hangout all the time to conduct calls with employees, service providers, customers and pretty much anyone. It’s a great tool, and in our opinion more friendl…

Streaming Approximate Histograms in Go

07/08/13 If you’re looking at response time, what’s more useful: a mean or a percentile? Not sure? You probably know how to calculate the average or mean of a sample, but what abou…

4 Statistical Process Control Rules That Detect Anomalies in Systems

06/26/13 Statistical Process Control (SPC), or using numbers or data to study the characteristics of our process to make it behave the way we want it to behave, has been around sin…

Using Socat to Simulate Networking Traffic to Test and Debug

04/15/13 If you don’t know socat, you probably should. From its man: Socat is a command line based utility that establishes two bidirectional byte streams and transfers data betwee…