Caskey L. Dickson, Site Reliability Engineer, Google Inc. At Google we have discovered many common pitfalls and false simplifications that cause frustration and blind-spots with monitoring systems. Internally we have our own home-grown monitoring systems, but to move beyond the hit-and-miss approach to monitoring we have developed a formal model for such systems. This model is used as a framework
![A Working Theory-of-Monitoring | USENIX](https://cdn-ak-scissors.b.st-hatena.com/image/square/a215e5c04d8cf0b30e635e59bc6967591c4e6da0/height=288;version=1;width=512/https%3A%2F%2Fwww.usenix.org%2Fsites%2Fdefault%2Ffiles%2Fusenix_logo_full_social_share_1200.png)