blumeops/docs/reference/services/loki.md
Erich Blume ce59e9951b Fix frontmatter field name: date-modified -> modified
Quartz's CreatedModifiedDate plugin recognizes `modified`, `lastmod`,
`updated`, and `last-modified` — but not `date-modified`. The wrong
field name caused Quartz to fall through to filesystem timestamps
(UTC in Dagger), showing incorrect dates on the rendered site.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-02-11 16:43:12 -08:00

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---
title: Loki
modified: 2026-02-08
tags:
- service
- observability
---
# Loki
Log aggregation system for BlumeOps infrastructure.
## Quick Reference
| Property | Value |
|----------|-------|
| **URL** | https://loki.ops.eblu.me |
| **Tailscale URL** | https://loki.tail8d86e.ts.net |
| **Namespace** | `monitoring` |
| **Image** | `grafana/loki:3.4.2` |
| **Storage** | 50Gi PVC |
| **Retention** | 31 days |
## Architecture
- Single-node deployment with filesystem storage
- TSDB index with 24h period
- Logs collected by [[alloy|Alloy]] and pushed via Loki API
- Queried via [[grafana]]
## Log Sources
**From Indri (via Alloy):**
- forgejo, tailscale (brew services)
- alloy, borgmatic, zot, jellyfin (LaunchAgents)
**From Kubernetes (via Alloy DaemonSet):**
- All pods in all namespaces
**From Fly.io proxy (via embedded Alloy):**
- nginx JSON access logs (`{instance="flyio-proxy", job="flyio-nginx"}`)
## Query Examples (LogQL)
```logql
{service="forgejo"} # All forgejo logs
{service="borgmatic", stream="stderr"} # Borgmatic errors
{host="indri"} |= "error" # All logs containing "error"
{instance="flyio-proxy"} |= "docs.eblu.me" # Fly.io proxy access logs for docs
```
## Related
- [[alloy|Alloy]] - Log collector
- [[grafana]] - Log visualization
- [[prometheus]] - Metrics counterpart