cgroups
2 posts — newest first.
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Your Pod Uses Half Its CPU Limit and Still Gets Throttled
CPU limits are enforced per 100 ms, not per minute. A simulation of CFS throttling at 54% average use, the metric that shows it, and how to size limits.
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What a Container Actually Is: Namespaces, cgroups, and Layers
A container is not a lightweight VM. It is one ordinary process with three kernel restrictions applied. Knowing which three explains almost every container bug.