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feat(monitoring): add GlitchTip health check and disk space monitoring

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- Add GlitchTip to health-check.sh monitoring endpoints
- Add native disk space checks for / and /Volumes/ManaData with 80%/90% thresholds
- Extend Prometheus disk alerts to include /host_mnt/Volumes/ManaData mountpoint
- Add ManaData disk usage gauge to Grafana system-overview dashboard

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
This commit is contained in:
Till JS 2026-03-23 09:33:09 +01:00
parent a12ec68fc2
commit c8de944c8d
3 changed files with 81 additions and 7 deletions
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8
docker/prometheus/alerts.yml
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@ -122,8 +122,8 @@ groups:
# High Disk Usage (> 80%)
- alert: HighDiskUsage
expr: |
(1 - (node_filesystem_avail_bytes{mountpoint=~"/host_mnt/Users|/"}
/ node_filesystem_size_bytes{mountpoint=~"/host_mnt/Users|/"})) * 100 > 80
(1 - (node_filesystem_avail_bytes{mountpoint=~"/host_mnt/Users|/|/host_mnt/Volumes/ManaData"}
/ node_filesystem_size_bytes{mountpoint=~"/host_mnt/Users|/|/host_mnt/Volumes/ManaData"})) * 100 > 80
for: 10m
labels:
severity: warning
@ -134,8 +134,8 @@ groups:
# Very High Disk Usage (> 90%)
- alert: VeryHighDiskUsage
expr: |
(1 - (node_filesystem_avail_bytes{mountpoint=~"/host_mnt/Users|/"}
/ node_filesystem_size_bytes{mountpoint=~"/host_mnt/Users|/"})) * 100 > 90
(1 - (node_filesystem_avail_bytes{mountpoint=~"/host_mnt/Users|/|/host_mnt/Volumes/ManaData"}
/ node_filesystem_size_bytes{mountpoint=~"/host_mnt/Users|/|/host_mnt/Volumes/ManaData"})) * 100 > 90
for: 5m
labels:
severity: critical