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OOMKilled by a scratch directory

A Pod with a 1Gi memory limit writes temporary files to an emptyDir with `medium: Memory`. Heap use is only 300Mi, yet the container is OOMKilled. Why?

A.emptyDir volumes always reserve 1Gi of node memoryB.The kubelet kills Pods that use any tmpfs volumeC.A memory emptyDir doubles the heap the JVM allocatesD.Files in a memory-backed emptyDir count as the container's memory

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OOMKilled by a scratch directory

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