Site Maintenance Oct 23rd, 2017 10:00 EDT

Site Maintenance Oct 23rd, 2017 10:00 EDT

We will be performing site wide maintenance on Monday, October 23rd, 2017 at 10:00am EDT (14:00 UTC). This maintenance is expected to last 15 minutes. During this window, the UI and API will be unavailable as we fail over to a new primary datacenter. This maintenance...
Monitoring Queue Sizes

Monitoring Queue Sizes

At Circonus we are collecting a number of metric about block devices. An interesting one is the average length of the request queue, which is exposed by iostat[1]: aqu-sz The average queue length of the requests that were issued to the device. Note: In previous...
Hosts, Metrics, and Pricing, Oh My!

Hosts, Metrics, and Pricing, Oh My!

As the number and types of monitoring vendors have risen over the past several years, so have the pricing models. With the rise of cloud based ephemeral systems, often running alongside statically provisioned infrastructure, understanding the monitoring needs of one’s...
Monitoring as Code

Monitoring as Code

Circonus has always been API-driven, and this has always been one of our product’s core strengths. Via our API, Circonus provides the ability to create anything that you can in the UI and more. With so many of our customers moving to API-driven platforms like AWS,...
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...