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Update external prometheus config 

Updated to include missing metrics:
    * GitLab Workhorse
    * Nginx
    * Sidekiq
This commit is contained in:
Cindy Pallares 2019-04-16 16:39:57 -05:00
parent b0c0f81d54
commit 9bf740f725
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1 changed files with 16 additions and 2 deletions
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18
doc/administration/monitoring/prometheus/index.md
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@ -96,13 +96,15 @@ To use an external Prometheus server:
1. Set each bundled service's [exporter](#bundled-software-metrics) to listen on a network address, for example: 1. Set each bundled service's [exporter](#bundled-software-metrics) to listen on a network address, for example:
```ruby ```ruby
gitlab_monitor['listen_address'] = '0.0.0.0' gitlab_monitor['listen_address'] = '0.0.0.0'
sidekiq['listen_address'] = '0.0.0.0'
gitlab_monitor['listen_port'] = '9168' gitlab_monitor['listen_port'] = '9168'
gitaly['prometheus_listen_addr'] = "0.0.0.0:9236"
node_exporter['listen_address'] = '0.0.0.0:9100' node_exporter['listen_address'] = '0.0.0.0:9100'
redis_exporter['listen_address'] = '0.0.0.0:9121' redis_exporter['listen_address'] = '0.0.0.0:9121'
postgres_exporter['listen_address'] = '0.0.0.0:9187' postgres_exporter['listen_address'] = '0.0.0.0:9187'
gitaly['prometheus_listen_addr'] = "0.0.0.0:9236"
gitlab_workhorse['prometheus_listen_addr'] = "0.0.0.0:9229"
``` ```
1. Install and set up a dedicated Prometheus instance, if necessary, using the [official installation instructions](https://prometheus.io/docs/prometheus/latest/installation/). 1. Install and set up a dedicated Prometheus instance, if necessary, using the [official installation instructions](https://prometheus.io/docs/prometheus/latest/installation/).
@ -112,6 +114,18 @@ To use an external Prometheus server:
gitlab_rails['monitoring_whitelist'] = ['127.0.0.0/8', '192.168.0.1'] gitlab_rails['monitoring_whitelist'] = ['127.0.0.0/8', '192.168.0.1']
``` ```
1. To scrape nginx metrics, you'll also need to configure nginx to allow the Prometheus server
IP. For example:
```ruby
nginx['status']['options'] = {
"server_tokens" => "off",
"access_log" => "off",
"allow" => "192.168.0.1",
"deny" => "all",
}
```
1. [Reconfigure GitLab][reconfigure] to apply the changes 1. [Reconfigure GitLab][reconfigure] to apply the changes
1. Edit the Prometheus server's configuration file. 1. Edit the Prometheus server's configuration file.
1. Add each node's exporters to the Prometheus server's 1. Add each node's exporters to the Prometheus server's