The Blog. From Circonus

Postmortem: 2017-04-11 Firewall Outage

Postmortem: 2017-04-11 Firewall Outage

The Event At approximately 05:40AM GMT on 4/11/2017, we experienced a network outage in our main datacenter in Chicago, IL. The outage lasted until approximately 10:55AM GMT on the same day. The Circonus SaaS service, as well as any PUSH based checks that use the...

Documenting with Types

I've said this before: elegant code is pedagogical. That is, elegant code is designed to teach its readers about the concepts and relationships in the problem domain that the code addresses, with as little noise as possible. I think data types are a fundamental tool...

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...

Hallway Track: The Future of Monitoring

I’ve been in this “Internet industry” since around 1997. That doesn’t make me the first on the stage, but I’ve had a very wide set of experiences: from deep within the commercial software world to the front lines of open source and from the smallest startup sites to...

Metrics from Custom Apps…Easy!

Many developers are looking for a platform to which they can send arbitrary data from their custom applications to collect and visualize those metrics, as well as alert on specific thresholds. With Circonus's ability to accept and parse raw JSON, it's easy to send...