Hello,
K8s: 1.14.5
Istio: 1.2.0
With log level at “info” I see the following output in the istio-proxy sidecar container that’s in the istio-ingressgateway pod:
2019-09-07T00:00:26.095551Z error Prober does not exists url /
2019-09-07T00:00:26.141742Z error Prober does not exists url /
2019-09-07T00:00:26.217332Z error Prober does not exists url /
2019-09-07T00:00:26.429514Z error Prober does not exists url /
2019-09-07T00:00:26.474193Z error Prober does not exists url /
2019-09-07T00:00:26.711961Z error Prober does not exists url /
2019-09-07T00:00:26.781169Z error Prober does not exists url /
2019-09-07T00:00:26.827585Z error Prober does not exists url /
2019-09-07T00:00:26.879555Z error Prober does not exists url /
2019-09-07T00:00:27.041604Z error Prober does not exists url /
2019-09-07T00:00:27.367586Z error Prober does not exists url /
2019-09-07T00:00:27.432036Z error Prober does not exists url /
2019-09-07T00:00:27.523326Z error Prober does not exists url /
2019-09-07T00:00:27.652229Z error Prober does not exists url /
2019-09-07T00:00:27.880209Z error Prober does not exists url /
2019-09-07T00:00:27.892208Z error Prober does not exists url /
2019-09-07T00:00:28.008248Z error Prober does not exists url /
I got the above output via:
$ k -n istio-system logs -f istio-ingressgateway-5b77dd5989-qhgs7 -c istio-proxy
To set the log level I did:
$ k -n istio-system exec -it istio-ingressgateway-5b77dd5989-qhgs7 -c istio-proxy -- curl -XPOST http://localhost:15000/logging?level=info
As you can see this is being printed out several times per second. This makes it really hard to debug network issues or any other issue that might require viewing these logs. I tried to restart the pod but this output doesn’t go away.