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gitlab-org--gitlab-foss/doc/administration/high_availability/gitaly.md

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Docs: Merge EE doc/administration/high_availability to CE
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# Configuring Gitaly for Scaled and High Availability
Gitaly does not yet support full high availability. However, Gitaly is quite
stable and is in use on GitLab.com. Scaled and highly available GitLab environments
Add note to collect CONSUL_SERVER_NODES in HA docs There are several instances in our HA docs where an example of `Y.Y.Y.Y consul1.gitlab.example.com Z.Z.Z.Z` is given, but this value isn't explicitly stated. It should be the IP addresses or DNS records of the Consul server nodes.
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should consider using Gitaly on a separate node.
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Add note to collect CONSUL_SERVER_NODES in HA docs There are several instances in our HA docs where an example of `Y.Y.Y.Y consul1.gitlab.example.com Z.Z.Z.Z` is given, but this value isn't explicitly stated. It should be the IP addresses or DNS records of the Consul server nodes.
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See the [Gitaly HA Epic](https://gitlab.com/groups/gitlab-org/-/epics/289) to
track plans and progress toward high availability support.
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This document is relevant for [Scaled Architecture](README.md#scalable-architecture-examples)
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environments and [High Availability Architecture](README.md#high-availability-architecture-examples).
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## Running Gitaly on its own server
Combine Running Gitaly on its own server details
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See [Running Gitaly on its own server](../gitaly/index.md#running-gitaly-on-its-own-server)
in Gitaly documentation.
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Continue configuration of other components by going back to:
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- [Scaled Architectures](README.md#scalable-architecture-examples)
- [High Availability Architectures](README.md#high-availability-architecture-examples)
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## Enable Monitoring
> [Introduced](https://gitlab.com/gitlab-org/omnibus-gitlab/issues/3786) in GitLab 12.0.
Add note to collect CONSUL_SERVER_NODES in HA docs There are several instances in our HA docs where an example of `Y.Y.Y.Y consul1.gitlab.example.com Z.Z.Z.Z` is given, but this value isn't explicitly stated. It should be the IP addresses or DNS records of the Consul server nodes.
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1. Make sure to collect [`CONSUL_SERVER_NODES`](database.md#consul-information), which are the IP addresses or DNS records of the Consul server nodes, for the next step. Note they are presented as `Y.Y.Y.Y consul1.gitlab.example.com Z.Z.Z.Z`
Adding documentation for Prometheus Service Discovery Updating documentation to include Prometheus Service Discovery. Added monitoring node documentaiton as well as documentation for the individual service nodes.
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Add note to collect CONSUL_SERVER_NODES in HA docs There are several instances in our HA docs where an example of `Y.Y.Y.Y consul1.gitlab.example.com Z.Z.Z.Z` is given, but this value isn't explicitly stated. It should be the IP addresses or DNS records of the Consul server nodes.
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1. Create/edit `/etc/gitlab/gitlab.rb` and add the following configuration:
Adding documentation for Prometheus Service Discovery Updating documentation to include Prometheus Service Discovery. Added monitoring node documentaiton as well as documentation for the individual service nodes.
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Add note to collect CONSUL_SERVER_NODES in HA docs There are several instances in our HA docs where an example of `Y.Y.Y.Y consul1.gitlab.example.com Z.Z.Z.Z` is given, but this value isn't explicitly stated. It should be the IP addresses or DNS records of the Consul server nodes.
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```ruby
# Enable service discovery for Prometheus
consul['enable'] = true
consul['monitoring_service_discovery'] = true
Adding documentation for Prometheus Service Discovery Updating documentation to include Prometheus Service Discovery. Added monitoring node documentaiton as well as documentation for the individual service nodes.
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Add note to collect CONSUL_SERVER_NODES in HA docs There are several instances in our HA docs where an example of `Y.Y.Y.Y consul1.gitlab.example.com Z.Z.Z.Z` is given, but this value isn't explicitly stated. It should be the IP addresses or DNS records of the Consul server nodes.
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# 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),
}
Adding documentation for Prometheus Service Discovery Updating documentation to include Prometheus Service Discovery. Added monitoring node documentaiton as well as documentation for the individual service nodes.
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Add note to collect CONSUL_SERVER_NODES in HA docs There are several instances in our HA docs where an example of `Y.Y.Y.Y consul1.gitlab.example.com Z.Z.Z.Z` is given, but this value isn't explicitly stated. It should be the IP addresses or DNS records of the Consul server nodes.
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# Set the network addresses that the exporters will listen on
node_exporter['listen_address'] = '0.0.0.0:9100'
gitaly['prometheus_listen_addr'] = "0.0.0.0:9236"
```
1. Run `sudo gitlab-ctl reconfigure` to compile the configuration.