Excessive logging of unknown log level while observing stream messages - more than 1.6B entries within 24 hours.

[xialeistudio]

Describe the bug
Excessive logging of unknown log level while observing stream messages - more than 1.6B entries within 24 hours.

To Reproduce
Steps to reproduce the behavior:

1. Started Loki (version 3.2.2)
2. Deployed in StatefulSet with 3 replicas
3. Check logs for Loki pods
4. Observe massive amount of unknown log level while observing stream messages

Expected behavior

• Loki should not generate excessive log messages about unknown log levels
• Log level warnings should be minimal or non-existent if properly configured

Environment:

• Infrastructure: Kubernetes (AWS EKS)
• Deployment tool: Kubernetes manifests
• Loki version: 3.2.2
• Storage: S3
• Deployment type: StatefulSet with 3 replicas

Screenshots, Promtail config, or terminal output
If applicable, add any output to help explain your problem.

[shantanualsi]

hi @xialeistudio , thanks for reporting. this was already fixed in loki 3.3. There was a similar issue reported before here

[xialeistudio]

thank you, I'll try new version