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Knowledge base of ~80+ markdown files across 14 domains (00-13), Logseq graph, hardware design files (KiCAD), infrastructure configs, and talas-wiki static site. Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
25 lines
844 B
Markdown
25 lines
844 B
Markdown
# postgres-explain-visualizer role
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This role installs [pev2](https://github.com/dalibo/pev2) (PostgreSQL Explain Visualizer) alongside a
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[flask app](https://github.com/dalibo/explain.dalibo.com) to store and share `EXPLAIN ANALYSE` results.
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Gunicorn is also installed to serve the flask app and make it production ready.
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<!-- TOC -->
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* [postgres-explain-visualizer role](#postgres-explain-visualizer-role)
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* [Variable reference](#variable-reference)
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* [Mandatory variables](#mandatory-variables)
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* [Upgrade](#upgrade)
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<!-- TOC -->
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## Variable reference
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### Mandatory variables
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| Variable | Description | Example value |
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|----------|-----------------|----------------------|
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| pev_fqdn | The host's fqdn | `explain.cosium.com` |
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## Upgrade
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Launch this role with `-e pev_update_now=true` or `-e global_update_now=true`
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