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Runbook: Investigate Loki High Ingestion Volume
1 · Prerequisites
Confirm every item is in place before any state change.
- Loki
- Object store
2 · Pre-checks
Read-only diagnostic commands. If any of these don't match expected output, stop and investigate further.
- · Identify the affected stream
- · Identify the timeframe
3 · Procedure
Execute each step in order. Verify the expected output of a step before moving to the next.
- 1Query Loki for the most active streams
- 2Identify the service responsible
- 3Identify the cause: debug logging, log loop, etc.
- 4If debug logging: revert or set level to warn
- 5If log loop: throttle the source
- 6If new high-volume service: coordinate with team
4 · Verification
Confirm the procedure actually fixed the problem.
- ✓Ingestion volume returns to expected
- ✓Storage cost growth normalises
5 · Rollback
If verification fails, undo the procedure in reverse order.
- ↶Revert log level
- ↶Disable logging temporarily
6 · Escalation
When the runbook isn't enough, contact:
- · Escalate to the platform team
Purpose
Investigate Loki High Ingestion Volume
When to use this runbook
Use this runbook when the operator needs a guided procedure to handle the situation described above.
Pre-checks
Before starting the procedure, confirm the prerequisites and pre-checks are met. The structured lists are rendered from the frontmatter by the page layout.
Procedure
Follow the steps from the frontmatter procedure steps. The page layout renders the steps as a checklist with copy-to-clipboard affordances.
Verification
After the procedure, the structured verification items from the frontmatter are rendered as a checklist.
Rollback
If the procedure fails or makes things worse, follow the structured rollback steps from the frontmatter.
Escalation
The structured escalation path is rendered from the frontmatter. Use it if the operator cannot complete the procedure safely.