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Remove comment about limitation that doesn't exist anymore (#1871) 

We used to recommend deploying only a single instance of Envoy per ingress Gateway because we had no visibility on when they would be ready. This is not true anymore since we probe them now.
This commit is contained in:
Jean-Rémy Bancel 2019-10-08 10:37:38 -07:00 committed by Knative Prow Robot
parent b401213e83
commit d4504f1e3e
1 changed files with 4 additions and 7 deletions
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11
docs/install/installing-istio.md
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@ -120,9 +120,8 @@ helm template --namespace=istio-system \
--set sidecarInjectorWebhook.enabled=false \ --set sidecarInjectorWebhook.enabled=false \
--set global.proxy.autoInject=disabled \ --set global.proxy.autoInject=disabled \
--set global.omitSidecarInjectorConfigMap=true \ --set global.omitSidecarInjectorConfigMap=true \
`# Set gateway pods to 1 to sidestep eventual consistency / readiness problems.` \
--set gateways.istio-ingressgateway.autoscaleMin=1 \ --set gateways.istio-ingressgateway.autoscaleMin=1 \
--set gateways.istio-ingressgateway.autoscaleMax=1 \ --set gateways.istio-ingressgateway.autoscaleMax=2 \
`# Set pilot trace sampling to 100%` \ `# Set pilot trace sampling to 100%` \
--set pilot.traceSampling=100 \ --set pilot.traceSampling=100 \
install/kubernetes/helm/istio \ install/kubernetes/helm/istio \
@ -156,9 +155,8 @@ helm template --namespace=istio-system \
--set mixer.adapters.prometheus.enabled=false \ --set mixer.adapters.prometheus.enabled=false \
`# Disable mixer policy check, since in our template we set no policy.` \ `# Disable mixer policy check, since in our template we set no policy.` \
--set global.disablePolicyChecks=true \ --set global.disablePolicyChecks=true \
`# Set gateway pods to 1 to sidestep eventual consistency / readiness problems.` \
--set gateways.istio-ingressgateway.autoscaleMin=1 \ --set gateways.istio-ingressgateway.autoscaleMin=1 \
--set gateways.istio-ingressgateway.autoscaleMax=1 \ --set gateways.istio-ingressgateway.autoscaleMax=2 \
--set gateways.istio-ingressgateway.resources.requests.cpu=500m \ --set gateways.istio-ingressgateway.resources.requests.cpu=500m \
--set gateways.istio-ingressgateway.resources.requests.memory=256Mi \ --set gateways.istio-ingressgateway.resources.requests.memory=256Mi \
`# More pilot replicas for better scale` \ `# More pilot replicas for better scale` \
@ -201,9 +199,8 @@ helm template --namespace=istio-system \
--set mixer.adapters.prometheus.enabled=false \ --set mixer.adapters.prometheus.enabled=false \
`# Disable mixer policy check, since in our template we set no policy.` \ `# Disable mixer policy check, since in our template we set no policy.` \
--set global.disablePolicyChecks=true \ --set global.disablePolicyChecks=true \
`# Set gateway pods to 1 to sidestep eventual consistency / readiness problems.` \
--set gateways.istio-ingressgateway.autoscaleMin=1 \ --set gateways.istio-ingressgateway.autoscaleMin=1 \
--set gateways.istio-ingressgateway.autoscaleMax=1 \ --set gateways.istio-ingressgateway.autoscaleMax=2 \
--set gateways.istio-ingressgateway.resources.requests.cpu=500m \ --set gateways.istio-ingressgateway.resources.requests.cpu=500m \
--set gateways.istio-ingressgateway.resources.requests.memory=256Mi \ --set gateways.istio-ingressgateway.resources.requests.memory=256Mi \
`# Enable SDS in the gateway to allow dynamically configuring TLS of gateway.` \ `# Enable SDS in the gateway to allow dynamically configuring TLS of gateway.` \
@ -231,7 +228,7 @@ installation:
# Add the extra gateway. # Add the extra gateway.
helm template --namespace=istio-system \ helm template --namespace=istio-system \
--set gateways.custom-gateway.autoscaleMin=1 \ --set gateways.custom-gateway.autoscaleMin=1 \
--set gateways.custom-gateway.autoscaleMax=1 \ --set gateways.custom-gateway.autoscaleMax=2 \
--set gateways.custom-gateway.cpu.targetAverageUtilization=60 \ --set gateways.custom-gateway.cpu.targetAverageUtilization=60 \
--set gateways.custom-gateway.labels.app='cluster-local-gateway' \ --set gateways.custom-gateway.labels.app='cluster-local-gateway' \
--set gateways.custom-gateway.labels.istio='cluster-local-gateway' \ --set gateways.custom-gateway.labels.istio='cluster-local-gateway' \