60 lines
1.7 KiB
YAML
60 lines
1.7 KiB
YAML
# https://www.envoyproxy.io/docs/envoy/v1.17.1/configuration/best_practices/edge#configuring-envoy-as-an-edge-proxy
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# https://github.com/istio/istio/issues/24715
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{{- if or (index .Values "istio-ingress" "enabled") (index .Values "istio-private-ingress" "enabled") }}
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apiVersion: v1
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kind: ConfigMap
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metadata:
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name: istio-gateway-bootstrap-config
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namespace: {{ .Release.Namespace }}
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data:
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custom_bootstrap.json: |
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{
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"overload_manager": {
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"actions": [
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{
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"name": "envoy.overload_actions.shrink_heap",
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"triggers": [
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{
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"name": "envoy.resource_monitors.fixed_heap",
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"threshold": {
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"value": 0.9
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}
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}
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]
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},
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{
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"name": "envoy.overload_actions.stop_accepting_requests",
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"triggers": [
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{
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"name": "envoy.resource_monitors.fixed_heap",
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"threshold": {
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"value": 0.99
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}
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}
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]
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}
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],
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"refresh_interval": "0.25s",
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"resource_monitors": [
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{
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"name": "envoy.resource_monitors.fixed_heap",
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"typed_config": {
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"@type": "type.googleapis.com/envoy.config.resource_monitor.fixed_heap.v2alpha.FixedHeapConfig",
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"max_heap_size_bytes": 536870912
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}
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}
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]
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},
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"layeredRuntime": {
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"layers": [
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{
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"name": "static_layer_0",
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"staticLayer": {
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"overload.global_downstream_max_connections": 50000
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}
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}
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]
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}
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}
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{{- end }}
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