Don't set conntrack parameters in kube-proxy

[kadern0]

Fixes #11513

Before:

After:

[k8s-ci-robot]

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[k8s-ci-robot]

Hi @kadern0. Thanks for your PR.

I'm waiting for a kubernetes member to verify that this patch is reasonable to test. If it is, they should reply with /ok-to-test on its own line. Until that is done, I will not automatically test new commits in this PR, but the usual testing commands by org members will still work. Regular contributors should join the org to skip this step.

Once the patch is verified, the new status will be reflected by the ok-to-test label.

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[minikube-bot]

Can one of the admins verify this patch?

[sharifelgamal]

/ok-to-test

[minikube-pr-bot]

kvm2 driver with docker runtime

+----------------+----------+---------------------+
|    COMMAND     | MINIKUBE | MINIKUBE (PR 11957) |
+----------------+----------+---------------------+
| minikube start | 51.3s    | 51.0s               |
| enable ingress | 32.1s    | 35.0s               |
+----------------+----------+---------------------+

Times for minikube (PR 11957) start: 49.0s 51.7s 50.1s 52.9s 51.1s
Times for minikube start: 51.7s 50.4s 52.7s 51.8s 49.7s

Times for minikube ingress: 31.9s 32.3s 31.3s 32.8s 32.4s
Times for minikube (PR 11957) ingress: 32.4s 39.4s 31.9s 31.9s 39.3s

docker driver with docker runtime

+----------------+----------+---------------------+
|    COMMAND     | MINIKUBE | MINIKUBE (PR 11957) |
+----------------+----------+---------------------+
| minikube start | 23.0s    | 22.9s               |
| enable ingress | 29.9s    | 30.8s               |
+----------------+----------+---------------------+

Times for minikube start: 23.2s 22.0s 22.9s 23.7s 23.1s
Times for minikube (PR 11957) start: 22.9s 23.3s 22.5s 23.2s 22.5s

Times for minikube (PR 11957) ingress: 27.5s 32.5s 31.5s 31.5s 31.0s
Times for minikube ingress: 33.0s 34.6s 27.5s 26.5s 28.0s

docker driver with containerd runtime

+----------------+----------+---------------------+
|    COMMAND     | MINIKUBE | MINIKUBE (PR 11957) |
+----------------+----------+---------------------+
| minikube start | 40.7s    | 41.6s               |
| enable ingress |          |                     |
+----------------+----------+---------------------+

Times for minikube start: 27.4s 42.9s 44.3s 44.9s 43.9s
Times for minikube (PR 11957) start: 30.4s 44.2s 44.5s 44.9s 43.9s