As of October 1, 2023, LINE has been rebranded as LY Corporation. Visit the new blog of LY Corporation here: LY Corporation Tech Blog This blog post is about an interesting experience I had while investigating and resolving a problem that happened in the Prometheus container which was still in the CrashLoopBackoff state. The phenomenon itself and the solution are obvious and simple; so simple that
![Who murdered my lovely Prometheus container in Kubernetes cluster?](https://cdn-ak-scissors.b.st-hatena.com/image/square/92c5163fe863c027821c739ae34db1b431c30b44/height=288;version=1;width=512/https%3A%2F%2Fvos.line-scdn.net%2Flandpress-content-v2_1761%2F1666853658559.png%3FupdatedAt%3D1666853659000)