[K8s - Azure K8s Service] Traefik extremely slow on multi node cluster

[StiviiK]

Do you want to request a feature or report a bug?

Bug

What did you do?

Scaled up my AKS cluster to 2 nodes

What did you expect to see?

Traefik to respond fast as before with a single node

What did you see instead?

Extremely slow response times and long loading times, often connection timeout

Output of traefik version:

1.7.9

Additional informations:

Deployed via helm, values:

image: traefik
imageTag: 1.7.9
serviceType: LoadBalancer
whiteListSourceRange: []
externalTrafficPolicy: Local
replicas: 1

podDisruptionBudget: {}

resources: {}

debug:
  enabled: false

deploymentStrategy: {}

securityContext: {}
nodeSelector: {}

affinity: {}

tolerations: []

proxyProtocol:
  enabled: false
  trustedIPs: []
forwardedHeaders:
  enabled: false

  trustedIPs: ["0.0.0.0/8"]
ssl:
  enabled: true
  enforced: true
  permanentRedirect: true
  upstream: false
  insecureSkipVerify: false
  generateTLS: false
  defaultSANList: []
  defaultIPList: []
  defaultCert: ***
  defaultKey: ***
  auth: {}

kvprovider:
  storeAcme: false
  importAcme: false

acme:
  enabled: true
  email: <<EMAIL>>
  onHostRule: true
  staging: false
  logging: true
  domains:
    enabled: true
    domainsList:
      - main: "*.<<DOMAIN>>"
      - sans:
        - "<<DOMAIN>>"
  challengeType: dns-01
  delayBeforeCheck: 0
  dnsProvider:
    name: azure
    azure:
      AZURE_CLIENT_ID: "***"
      AZURE_CLIENT_SECRET: "***"
      AZURE_SUBSCRIPTION_ID: "***"
      AZURE_TENANT_ID: "***"
      AZURE_RESOURCE_GROUP: "***"
  persistence:
    enabled: true
    annotations: {}
    storageClass: "managed-premium"
    accessMode: ReadWriteOnce
    size: 1Gi

dashboard:
  enabled: false
  domain: <<DOMAIN>>
  service: {}
  ingress: {}
  auth: {}
  statistics: {}

service:
  nodePorts:
    http: ""
    https: ""

gzip:
  enabled: true

traefikLogFormat: json

accessLogs:
  enabled: false

  format: common
  fields:
    defaultMode: keep
    names: {}
    headers:
      defaultMode: keep
      names: {}
rbac:
  enabled: true

metrics:
  prometheus:
    enabled: false
    restrictAccess: false
  datadog:
    enabled: false
  statsd:
    enabled: false
deployment:
  hostPort:
    httpEnabled: false
    httpsEnabled: false
    dashboardEnabled: false
sendAnonymousUsage: false
tracing:
  enabled: false
  serviceName: traefik

traefik.toml

# traefik.toml
logLevel = "INFO"
defaultEntryPoints = ["http","https"]
[entryPoints]
  [entryPoints.http]
  address = ":80"
  compress = true
    [entryPoints.http.redirect]
      regex = "^http://(.*)"
      replacement = "https://$1"
      permanent = true
  [entryPoints.https]
  address = ":443"
  compress = true
    [entryPoints.https.tls]
      [[entryPoints.https.tls.certificates]]
      CertFile = "/ssl/tls.crt"
      KeyFile = "/ssl/tls.key"
  [entryPoints.traefik]
  address = ":8080"
[kubernetes]
[traefikLog]
  format = "json"
[acme]
email = "****"
storage = "/acme/acme.json"
entryPoint = "https"
onHostRule = true
acmeLogging = true
  [acme.dnsChallenge]
  provider = "azure"
[api]
  entryPoint = "traefik"
  dashboard = true

[traefiker]

Hi! I'm Træfiker 🤖 the bot in charge of communication regulation.

Thanks for your interest in Traefik!

We dedicate the issue tracker to bug reports and feature requests only. My advanced AI tells me this one is neither of them.

I encourage your to seek community support: join our Slack workspace and reach out to us on the #support channel.

Another option is to use Stack Overflow and tag your question traefik.

You can of course double check Traefik's documentation 😅

[StiviiK]

For sure?