// run at any given time. The actual number of pods running in steady state will
  // be less than this number when ((.spec.completions - .status.successful) < .spec.parallelism),
  // i.e. when the work left to do is less than max parallelism.
  // More info: https://kubernetes.io/docs/concepts/workloads/controllers/jobs-run-to-completion/
  // +optional
  optional int32 parallelism = 1;

  // command  is root ('/') in the container's filesystem. The command is simply exec'd, it is
  // not run inside a shell, so traditional shell instructions ('|', etc) won't work. To use
  // a shell, you need to explicitly call out to that shell.
  // Exit status of 0 is treated as live/healthy and non-zero is unhealthy.
  // +optional
  repeated string command = 1;
}