Node.js is an established platform for developing server-side applications in JavaScript. One of the most fundamental concerns that arise during the development of Node.js apps is how to carry out proper logging that will be safe, secure and performant. While there are several options for configuring Node.js logging, a few specific engineering best practices still apply, no matter which option you choose.

At Nobl9’s annual SLOconf—the first conference dedicated to helping SREs quantify the reliability of their applications through service level objectives (SLOs)—Sumo Logic shared our contribution of slogen to the OpenSLO community, as well as our commitment to OpenSLO as an emerging standard for expressing SLOs as Code. slogen is an open source, SLO-as-code CLI tool based on the OpenSLO specification.