The ability to measure the internal states of a system by examining its outputs is called Observability. A system becomes 'observable' when it is possible to estimate the current state using only information from outputs, namely sensor data. You can use the data from Observability to identify and troubleshoot problems, optimize performance, and improve security. In the next few sections, we'll take a closer look at the three pillars of Observability: Metrics, Logs, and Traces.

While SMS alerts are handy, they also tend to be tricky. Across 120+ countries, we continuously deal with compliances & regulations from Vendors, Government, and Phone carrier companies. Other alert channels similar to SMS are a lot less cumbersome with higher delivery rates. Let’s take a look at the available options to switch from SMS.

Having the context of how similar issues were handled in the past can be invaluable. It can help incident responders grasp the nature of recurring problems, their causes, and effective solutions that have worked in the past. Introducing Squadcast’s Past Incidents feature that assists incident responders by presenting them with a list of similar past incidents related to the same service they are currently investigating.

A family member’s birthday, that concert you’ve waited all year to see, an impromptu weekend getaway with friends — there are a lot of reasons software engineers might want to switch on-call shifts. And rather than have to frantically send Slack messages to your teammates, wouldn’t it be nice to automate the process and quickly find the coverage you need?