The problem with that approach (overcommit) in k8s is when oom killer kicks in your containers will die immediately and thus you can easily corrupt some interna

The problem with that approach (overcommit) in k8s is when oom killer kicks in your containers will die immediately and thus you can easily corrupt some internal state if not careful. Also it’s easy to accidentally kill wrong process group bc oomkiller will calculate priority based on memory usage among other things so outsized processes can be killed before lower priority tiny processes