The Blog. From Circonus

Post-Mortem 2017.1.12.1

Post-Mortem 2017.1.12.1

TL;DR: Some users received spurious false alerts for approximately 30 minutes, starting at 2017-01-12 22:10 UTC. It is our assessment that no expected alerts were missed. There was no data loss. Overview Due to a software bug in the ingestion pipeline specific to...

Introducing IRONdb

Software is eating the world. Devices that run that software are ubiquitous and multiplying rapidly. Without adequate monitoring on these services, operators are mostly flying blind, either relying on customers to report issues or manually jumping on boxes and spot...

Time, but Faster

Every once in awhile, you find yourself in a rabbit hole, unsure of where you are or what time it might be. In this post, I'll show you a computing adventure about time through the looking glass. The first premise you must understand was summed up perfectly by the...

Rapid Resolution With The Right Tools

Here at Circonus, we obviously monitor our infrastructure with the Circonus platform. However, there are many types of monitoring, and our product isn’t intended to cover all the bases. While Circonus leads to profound insights into the behavior of systems, it isn’t a...

LuaJIT and the Illumos VM

I’m about to dive into some esoteric stuff, so be warned. We use LuaJIT extensively throughout most of our product suite here at Circonus. It is core supported technology in the libmtev platform on which we build most of our high-performance server apps. Lua (and...

The Uphill Battle for Visibility

In 2011, Circonus released a feature that revolutionized the way people could observe systems. We throw around the word “histogram” a lot and the industry has listened. And while we’ve made great progress, it seems that somewhere along the way the industry got lost....

Percentages Aren’t People

This is a story about an engineering group celebrating success when it shouldn’t be… and their organization buying into it. This is not the fault of the engineering groups, or the operations team, or any one person. This is the fault of yesterday’s tools not providing...

Understanding API Latencies

Today’s Internet is powered by APIs. Tomorrow’s will be even more so. Without a pretty UI or a captivating experience, you’re judged simply on performance and availability. As an API provider, it is more critical than ever to understand how your system is performing....