pod-sysctl-buddy.yaml

apiVersion: v1
kind: Pod
metadata:
  name: sysctl-buddy
spec:
  containers:
  - image: alpine
    command:
    - /bin/sh
    args:
      - -c
      - echo never | tee /sys/kernel/mm/transparent_hugepage/enabled && sysctl -w net.core.somaxconn=8192 vm.overcommit_memory=1 && sleep 9999999d
    imagePullPolicy: Always
    name: sysctl-buddy
    securityContext:
      privileged: true
    lifecycle:
      preStop:
        exec:
          command: ["/usr/bin/killall","sleep"]