Revert "I believe postgresql is causing resource starvation due to increasing the need for cpus.  Disabling for now."
Revert "I believe postgresql is causing resource starvation due to increasing the need for cpus.  Disabling for now."

This reverts commit 076aa72a71fe84a5c9f782944fcdd2e194dcd056.

I think this is because if you don't set requests but set limits,
kubernetes sets limits = requests. We can fix this.

berkeley-dsep-infra/datahub,berkeley-dsep-infra/datahub,ryanlovett/datahub,ryanlovett/datahub,berkeley-dsep-infra/datahub,ryanlovett/datahub