createPod() always runs cmd /c ping -t 127.0.0.1 > nul for the pause container for Windows process isolated pods.
https://github.com/microsoft/hcsshim/blob/main/cmd/containerd-shim-runhcs-v1/pod.go#L240-L245

Kubernetes maintains a Windows pause image that is supposed to run pause.exe instead of ping.exe.
ping.exe creates unnecessary I/O which can cause performance issues on machines running large numbers of pods/containers.