Kubernetes fluent bit installation

• https://docs.fluentbit.io/manual/installation/kubernetes

• helm repo add fluent https://fluent.github.io/helm-charts
• helm upgrade -i fluent-bit fluent/fluent-bit
• helm install fluent-bit fluent/fluent-bit -f values.yml

• Fluent Bit values.yml:
  • https://github.com/fluent/helm-charts/blob/main/charts/fluent-bit/values.yaml
  • https://raw.githubusercontent.com/fluent/helm-charts/main/charts/fluent-bit/values.yaml

outputs: Host configuration https://docs.fluentbit.io/manual/pipeline/outputs

TLS Errors

[error] [http_client] broken connection to

[opensearch-cluster-master-0] caught exception while handling client http traffic, closing connection

Solution: TLS https://docs.fluentbit.io/manual/pipeline/outputs/tcp-and-tls
[OUTPUTS] 
tls On
tls.verify Off

Unauthorized Errors

[output:es:es.0] HTTP status=401 URI=/_bulk, responser:
Unauthorized

illegal_argument_exception

• illegal_argument_exception ... contains an unknown parameter [_type] ...
• illegal_argument_exception ... Limit of total fields XXXX has been exceeded
• Suppress_Type_Name

• failed to flush chunk

• ... Domain not found

Related

• Logstash format to ingest the logs
• DaemonSet
• Input plugins: Name tail, Name systemd
• Elasticsearch: "index.mapping.total_fields.limit": 2000

See also

• Fluent Bit, Installation, values.yml, Input, Output, Filter, tail