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author | Alex Groleau <agroleau@gitlab.com> | 2019-08-27 12:41:39 -0400 |
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committer | Alex Groleau <agroleau@gitlab.com> | 2019-08-27 12:41:39 -0400 |
commit | aa01f092829facd1044ad02f334422b7dbdc8b0e (patch) | |
tree | a754bf2497820432df7da0f2108bb7527a8dd7b8 /doc/administration/high_availability/monitoring_node.md | |
parent | a1d9c9994a9a4d79b824c3fd9322688303ac8b03 (diff) | |
parent | 6b10779053ff4233c7a64c5ab57754fce63f6710 (diff) | |
download | gitlab-ce-aa01f092829facd1044ad02f334422b7dbdc8b0e.tar.gz |
Merge branch 'master' of gitlab_gitlab:gitlab-org/gitlab-cerunner-metrics-extractor
Diffstat (limited to 'doc/administration/high_availability/monitoring_node.md')
-rw-r--r-- | doc/administration/high_availability/monitoring_node.md | 98 |
1 files changed, 58 insertions, 40 deletions
diff --git a/doc/administration/high_availability/monitoring_node.md b/doc/administration/high_availability/monitoring_node.md index 385e7441ac9..b2750603c74 100644 --- a/doc/administration/high_availability/monitoring_node.md +++ b/doc/administration/high_availability/monitoring_node.md @@ -1,10 +1,16 @@ +--- +type: reference +--- + # Configuring a Monitoring node for Scaling and High Availability > [Introduced](https://gitlab.com/gitlab-org/omnibus-gitlab/issues/3786) in GitLab 12.0. +You can configure a Prometheus node to monitor GitLab. + ## Standalone Monitoring node using GitLab Omnibus -The GitLab Omnibus package can be used to configure a standalone Monitoring node running Prometheus and Grafana. +The GitLab Omnibus package can be used to configure a standalone Monitoring node running [Prometheus](../monitoring/prometheus/index.md) and [Grafana](../monitoring/performance/grafana_configuration.md). The monitoring node is not highly available. See [Scaling and High Availability](README.md) for an overview of GitLab scaling and high availability options. @@ -12,7 +18,7 @@ The steps below are the minimum necessary to configure a Monitoring node running Omnibus: 1. SSH into the Monitoring node. -1. [Download/install](https://about.gitlab.com/install) the Omnibus GitLab +1. [Download/install](https://about.gitlab.com/install/) the Omnibus GitLab package you want using **steps 1 and 2** from the GitLab downloads page. - Do not complete any other steps on the download page. @@ -20,44 +26,44 @@ Omnibus: 1. Edit `/etc/gitlab/gitlab.rb` and add the contents: - ```ruby - external_url 'http://gitlab.example.com' - - # Enable Prometheus - prometheus['enable'] = true - prometheus['listen_address'] = '0.0.0.0:9090' - prometheus['monitor_kubernetes'] = false - - # Enable Grafana - grafana['enable'] = true - grafana['admin_password'] = 'toomanysecrets' - - # Enable service discovery for Prometheus - consul['enable'] = true - consul['monitoring_service_discovery'] = true - - # Replace placeholders - # Y.Y.Y.Y consul1.gitlab.example.com Z.Z.Z.Z - # with the addresses of the Consul server nodes - consul['configuration'] = { - retry_join: %w(Y.Y.Y.Y consul1.gitlab.example.com Z.Z.Z.Z), - } - - # Disable all other services - gitlab_rails['auto_migrate'] = false - alertmanager['enable'] = false - gitaly['enable'] = false - gitlab_monitor['enable'] = false - gitlab_workhorse['enable'] = false - nginx['enable'] = true - postgres_exporter['enable'] = false - postgresql['enable'] = false - redis['enable'] = false - redis_exporter['enable'] = false - sidekiq['enable'] = false - unicorn['enable'] = false - node_exporter['enable'] = false - ``` + ```ruby + external_url 'http://gitlab.example.com' + + # Enable Prometheus + prometheus['enable'] = true + prometheus['listen_address'] = '0.0.0.0:9090' + prometheus['monitor_kubernetes'] = false + + # Enable Grafana + grafana['enable'] = true + grafana['admin_password'] = 'toomanysecrets' + + # Enable service discovery for Prometheus + consul['enable'] = true + consul['monitoring_service_discovery'] = true + + # Replace placeholders + # Y.Y.Y.Y consul1.gitlab.example.com Z.Z.Z.Z + # with the addresses of the Consul server nodes + consul['configuration'] = { + retry_join: %w(Y.Y.Y.Y consul1.gitlab.example.com Z.Z.Z.Z), + } + + # Disable all other services + gitlab_rails['auto_migrate'] = false + alertmanager['enable'] = false + gitaly['enable'] = false + gitlab_monitor['enable'] = false + gitlab_workhorse['enable'] = false + nginx['enable'] = true + postgres_exporter['enable'] = false + postgresql['enable'] = false + redis['enable'] = false + redis_exporter['enable'] = false + sidekiq['enable'] = false + unicorn['enable'] = false + node_exporter['enable'] = false + ``` 1. Run `sudo gitlab-ctl reconfigure` to compile the configuration. @@ -67,3 +73,15 @@ Once monitoring using Service Discovery is enabled with `consul['monitoring_serv ensure that `prometheus['scrape_configs']` is not set in `/etc/gitlab/gitlab.rb`. Setting both `consul['monitoring_service_discovery'] = true` and `prometheus['scrape_configs']` in `/etc/gitlab/gitlab.rb` will result in errors. + +<!-- ## Troubleshooting + +Include any troubleshooting steps that you can foresee. If you know beforehand what issues +one might have when setting this up, or when something is changed, or on upgrading, it's +important to describe those, too. Think of things that may go wrong and include them here. +This is important to minimize requests for support, and to avoid doc comments with +questions that you know someone might ask. + +Each scenario can be a third-level heading, e.g. `### Getting error message X`. +If you have none to add when creating a doc, leave this section in place +but commented out to help encourage others to add to it in the future. --> |