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ifs-monitoring with high availability installation

  • January 12, 2026
  • 0 replies
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Hello,

We are trying to install the ifs-monitoring helm chart.  In our test system with one middle tier server, it works great.  We run .\main.ps1 -resource 'MONITORING', wait for the pods to start, and we can log in to Kibana and Grafana.  However, our integration and production systems use high availability with three middle tier servers, and on those systems it’s not working.  The ifs-monitoring pre-install-kibana pod fails to start with this error:

Creating a new Elasticsearch token for Kibana
Cleaning previous token
DELETE undefined failed: connect ECONNREFUSED 10.152.183.247:9200
Error: connect ECONNREFUSED 10.152.183.247:9200
at TCPConnectWrap.afterConnect [as oncomplete] (node:net:1606:16) {
errno: -111,
code: 'ECONNREFUSED',
syscall: 'connect',
address: '10.152.183.247',
port: 9200
}

And the ifs-monitoring fluentd pod fails with this error:

[38;5;6mfluentd [38;5;5m13:37:10.74 [0m
[38;5;6mfluentd [38;5;5m13:37:10.74 [0m[1mWelcome to the Bitnami fluentd container[0m
[38;5;6mfluentd [38;5;5m13:37:10.75 [0mSubscribe to project updates by watching [1mhttps://github.com/bitnami/containers[0m
[38;5;6mfluentd [38;5;5m13:37:10.75 [0mSubmit issues and feature requests at [1mhttps://github.com/bitnami/containers/issues[0m
[38;5;6mfluentd [38;5;5m13:37:10.75 [0m
[38;5;6mfluentd [38;5;5m13:37:10.75 [0m[38;5;2mINFO [0m ==> ** Starting Fluentd setup **
find: '/docker-entrypoint-initdb.d/': No such file or directory
[38;5;6mfluentd [38;5;5m13:37:10.77 [0m[38;5;2mINFO [0m ==> No custom scripts in /docker-entrypoint-initdb.d
[38;5;6mfluentd [38;5;5m13:37:10.77 [0m[38;5;2mINFO [0m ==> ** Fluentd setup finished! **

[38;5;6mfluentd [38;5;5m13:37:10.82 [0m[38;5;2mINFO [0m ==> ** Starting Fluentd **
2026-01-09 13:37:14 +0000 [info]: init supervisor logger path=nil rotate_age=nil rotate_size=nil
2026-01-09 13:37:14 +0000 [info]: parsing config file is succeeded path="/opt/bitnami/fluentd/conf/fluentd.conf"
2026-01-09 13:37:14 +0000 [info]: gem 'fluentd' version '1.16.0'
2026-01-09 13:37:14 +0000 [info]: gem 'fluent-plugin-concat' version '2.5.0'
2026-01-09 13:37:14 +0000 [info]: gem 'fluent-plugin-detect-exceptions' version '0.0.15'
2026-01-09 13:37:14 +0000 [info]: gem 'fluent-plugin-elasticsearch' version '5.2.5'
2026-01-09 13:37:14 +0000 [info]: gem 'fluent-plugin-grafana-loki' version '1.2.20'
2026-01-09 13:37:14 +0000 [info]: gem 'fluent-plugin-kafka' version '0.18.1'
2026-01-09 13:37:14 +0000 [info]: gem 'fluent-plugin-kubernetes_metadata_filter' version '3.1.3'
2026-01-09 13:37:14 +0000 [info]: gem 'fluent-plugin-multi-format-parser' version '1.0.0'
2026-01-09 13:37:14 +0000 [info]: gem 'fluent-plugin-prometheus' version '2.0.3'
2026-01-09 13:37:14 +0000 [info]: gem 'fluent-plugin-record-modifier' version '2.1.1'
2026-01-09 13:37:14 +0000 [info]: gem 'fluent-plugin-rewrite-tag-filter' version '2.4.0'
2026-01-09 13:37:14 +0000 [info]: gem 'fluent-plugin-s3' version '1.7.2'
2026-01-09 13:37:14 +0000 [info]: gem 'fluent-plugin-systemd' version '1.0.5'
2026-01-09 13:37:14 +0000 [info]: gem 'fluentd' version '1.15.3'
2026-01-09 13:37:17 +0000 [info]: adding forwarding server 'fluentd-0.fluentd-headless.ifs-monitoring.svc.cluster.local:24224' host="fluentd-0.fluentd-headless.ifs-monitoring.svc.cluster.local" port=24224 weight=60 plugin_id="object:ca44"
/opt/bitnami/fluentd/gems/fluentd-1.16.0/lib/fluent/plugin/out_forward.rb:745:in `getaddrinfo': getaddrinfo: Name or service not known (SocketError)
from /opt/bitnami/fluentd/gems/fluentd-1.16.0/lib/fluent/plugin/out_forward.rb:745:in `resolve_dns!'
from /opt/bitnami/fluentd/gems/fluentd-1.16.0/lib/fluent/plugin/out_forward.rb:731:in `resolved_host'
from /opt/bitnami/fluentd/gems/fluentd-1.16.0/lib/fluent/plugin/out_forward.rb:591:in `validate_host_resolution!'
from /opt/bitnami/fluentd/gems/fluentd-1.16.0/lib/fluent/plugin/out_forward.rb:244:in `block in configure'
from /opt/bitnami/fluentd/gems/fluentd-1.16.0/lib/fluent/plugin/out_forward.rb:239:in `each'
from /opt/bitnami/fluentd/gems/fluentd-1.16.0/lib/fluent/plugin/out_forward.rb:239:in `configure'
from /opt/bitnami/fluentd/gems/fluentd-1.16.0/lib/fluent/plugin.rb:187:in `configure'
from /opt/bitnami/fluentd/gems/fluentd-1.16.0/lib/fluent/agent.rb:132:in `add_match'
from /opt/bitnami/fluentd/gems/fluentd-1.16.0/lib/fluent/agent.rb:74:in `block in configure'
from /opt/bitnami/fluentd/gems/fluentd-1.16.0/lib/fluent/agent.rb:64:in `each'
from /opt/bitnami/fluentd/gems/fluentd-1.16.0/lib/fluent/agent.rb:64:in `configure'
from /opt/bitnami/fluentd/gems/fluentd-1.16.0/lib/fluent/root_agent.rb:149:in `configure'
from /opt/bitnami/fluentd/gems/fluentd-1.16.0/lib/fluent/engine.rb:105:in `configure'
from /opt/bitnami/fluentd/gems/fluentd-1.16.0/lib/fluent/engine.rb:80:in `run_configure'
from /opt/bitnami/fluentd/gems/fluentd-1.16.0/lib/fluent/supervisor.rb:571:in `run_supervisor'
from /opt/bitnami/fluentd/gems/fluentd-1.16.0/lib/fluent/command/fluentd.rb:352:in `<top (required)>'
from <internal:/opt/bitnami/ruby/lib/ruby/site_ruby/3.1.0/rubygems/core_ext/kernel_require.rb>:85:in `require'
from <internal:/opt/bitnami/ruby/lib/ruby/site_ruby/3.1.0/rubygems/core_ext/kernel_require.rb>:85:in `require'
from /opt/bitnami/fluentd/gems/fluentd-1.16.0/bin/fluentd:15:in `<top (required)>'
from /opt/bitnami/fluentd/bin/fluentd:25:in `load'
from /opt/bitnami/fluentd/bin/fluentd:25:in `<main>'

I checked our main_config.json file, and all of the properties are correct as indicated in the high availability setup instructions.   Linuxhost points to the load balancer, Nodes points to the three middle tier servers, and  LoadBalancerPrivateIP is the IP address of the load balancer.

Has anyone had success getting ifs-monitoring installed in a high availability environment?

- Jeff