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---
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stage: Systems
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group: Distribution
info: To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#assignments
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---
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# Troubleshooting a GitLab installation **(FREE SELF)**
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This page documents a collection of resources to help you troubleshoot a GitLab
installation.
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## Troubleshooting guides
- [SSL ](ssl.md )
- [Geo ](../geo/replication/troubleshooting.md )
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- [Elasticsearch ](elasticsearch.md )
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- [Sidekiq ](sidekiq.md )
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- [GitLab Rails console cheat sheet ](gitlab_rails_cheat_sheet.md )
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- [Group SAML and SCIM troubleshooting ](group_saml_scim.md ) ** (PREMIUM SAAS)**
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- [Kubernetes cheat sheet ](https://docs.gitlab.com/charts/troubleshooting/kubernetes_cheat_sheet.html )
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- [Linux cheat sheet ](linux_cheat_sheet.md )
- [Parsing GitLab logs with `jq` ](log_parsing.md )
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- [Diagnostics tools ](diagnostics_tools.md )
- [Tracing requests with correlation ID ](tracing_correlation_id.md )
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Some feature documentation pages also have a troubleshooting section at the end
that you can check for feature-specific help.
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If you need a testing environment to troubleshoot, see the
[apps for a testing environment ](test_environments.md ).