What affects Kubernetes/cAdvisor memory metrics?
Kubernetes (through cAdvisor) exposes several memory metrics: working set, cache, mapped files, etc. This post contains an incomplete summary of what kind of stuff affects them.
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Issues with inotify MOVE events and Kubernetes Volumes
The root cause was that inotify move events (INMOVE, IN_MOVED_FROM, IN_MOVED_TO) are triggered by rename(2), which does not work when the source and destination paths are on two different mount points